CN117915517A - Intelligent dimming system and method for coaxial double-light-source LED lamp - Google Patents
Intelligent dimming system and method for coaxial double-light-source LED lamp Download PDFInfo
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
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- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
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- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
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- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
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- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
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- H—ELECTRICITY
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- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/17—Operational modes, e.g. switching from manual to automatic mode or prohibiting specific operations
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Abstract
The invention belongs to the technical field of LED lamps, and discloses an intelligent dimming system and method for a coaxial double-light-source LED lamp, wherein the intelligent dimming system comprises the following steps: the monitoring unit is used for monitoring the environmental condition in real time and acquiring monitoring data, wherein the monitoring data comprises illumination intensity and temperature change; the main control unit is used for intelligently acquiring a dimming strategy based on system input data or monitoring data and sending a dimming instruction to the driving unit according to the dimming strategy; the driving unit is connected with the main control module and used for receiving a dimming instruction, and adjusting the brightness and the color temperature of the light source unit according to the dimming instruction so as to realize illumination control; the light source unit provides light rays with different color temperatures and brightness through coaxially arranged double-light-source LED lamps so as to adapt to different lighting requirements. According to the environment change, the self-adaptive illumination control is realized, the illumination effect is improved, and the energy is saved.
Description
Technical Field
The invention relates to the technical field of LED lamps, in particular to an intelligent dimming system and method for a coaxial double-light-source LED lamp.
Background
In the current technical field of illumination, an LED lamp is popular due to the characteristics of high efficiency, energy conservation, long service life, environmental protection and the like. Especially in certain application scenarios such as security, home, office, exhibition hall, etc., the demand for lighting quality and flexibility is increasing. A coaxial dual-light source LED lamp is an advanced lighting device that combines two different types of LED light sources within the same lamp body, typically one for primary lighting (e.g., white light) and the other for auxiliary lighting or special lighting effects (e.g., warm or colored light). This design provides a wider choice of illumination and a richer combination of light effects.
However, current coaxial dual-light source LED lamps have some technical drawbacks. Firstly, the dimming systems of the two light sources are often independent, so that a user needs to adjust each light source respectively when using the dimming system, and the operation is complex; secondly, the existing coaxial double-light source LED lamp dimming technology is mainly based on simple brightness adjustment, and lacks intelligent control, such as automatic brightness and color temperature adjustment according to ambient light or user preference; in addition, the current dimming system has defects in terms of user experience, for example, problems of flickering, inconsistent color temperature, response delay and the like occur in the dimming process, and the problems can influence the user experience; meanwhile, the lack of integration with an intelligent home system limits the application potential of the intelligent home system in an intelligent and automatic home environment.
Therefore, there is an urgent need for a smart dimming system and method for a coaxial dual light source LED lamp.
Disclosure of Invention
The invention provides an intelligent dimming system and method for a coaxial double-light-source LED lamp, which are used for solving the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a smart dimming system for a coaxial dual light source LED lamp, comprising:
the monitoring unit is used for monitoring the environmental condition in real time and acquiring monitoring data, wherein the monitoring data comprises illumination intensity and temperature change;
the main control unit is used for intelligently acquiring a dimming strategy based on system input data or monitoring data and sending a dimming instruction to the driving unit according to the dimming strategy;
The driving unit is connected with the main control module and used for receiving a dimming instruction, and adjusting the brightness and the color temperature of the light source unit according to the dimming instruction so as to realize illumination control;
the light source unit provides light rays with different color temperatures and brightness through coaxially arranged double-light-source LED lamps so as to adapt to different lighting requirements.
Wherein the monitoring unit includes:
the illumination intensity monitoring module is used for acquiring illumination intensity data and monitoring the illumination effect of the LED lamp and the illumination influence of the current illumination intensity on the surrounding environment;
The motion monitoring module is used for acquiring space motion data and detecting object motion conditions in a space where the LED lamp is located, including vibration, displacement or motion changes affecting the performance of the LED lamp;
The temperature monitoring module is used for acquiring temperature change data, monitoring the temperature conditions of the LED lamp and the surrounding environment of the LED lamp, and evaluating whether the working temperature of the LED lamp is in a safe range or not and the potential influence of temperature fluctuation on the performance of the LED lamp.
Wherein, acquire dimming policy, include:
Inquiring preset system input data or a monitoring database, and determining at least one correlation event between the system input data or the monitoring data and the dimming strategy;
obtaining an association category corresponding to the association event, wherein the association category comprises: automatic dimming mode, manual dimming mode, scene mode, and energy saving mode;
When the association category corresponding to the association event is an automatic dimming mode, analyzing the monitoring data based on a preset dimming analysis model to obtain a first dimming strategy;
when the association category corresponding to the association event is a manual dimming mode, acquiring illumination intensity and color temperature parameters set by a user as a first dimming strategy;
when the association category corresponding to the association event is a scene mode, acquiring scene illumination parameters preset by a user as a first dimming strategy;
When the association category corresponding to the association event is an energy-saving mode, acquiring a first dimming strategy of energy saving optimization based on intelligent analysis of environment data and user behaviors;
Splitting a first dimming strategy into a plurality of first strategy items, and simultaneously, acquiring sequence identifiers corresponding to the first strategy items;
acquiring a preset strategy line, and correspondingly setting a first strategy item on the strategy line based on the sequence identifier;
extracting features of the first strategy item to obtain a plurality of first features;
Acquiring a feature library corresponding to the dimming strategy, matching the first feature with a second feature in the feature library, taking a corresponding first strategy item as a second strategy item if the matching is met, and simultaneously acquiring at least one test item corresponding to the matched second feature, wherein the test item comprises: checking direction, checking range and checking strategy;
Selecting a first strategy item corresponding to the checking range in the checking direction of a second strategy item on the strategy line, and taking the first strategy item as the second strategy item;
based on the inspection strategy, inspecting the second strategy item, and if the inspection is passed, acquiring a second dimming strategy corresponding to the inspection strategy;
Otherwise, acquiring an adjustment value corresponding to the inspection strategy;
accumulating and calculating a first dimming strategy, a second dimming strategy and an adjustment value to obtain final dimming strategies corresponding to system input data or monitoring data;
based on the obtained final dimming strategy, a dimming instruction is sent to the driving unit.
Wherein, adjust luminance and colour temperature of light source unit according to the instruction of adjusting luminance, include:
Receiving a dimming instruction, and controlling the light source unit based on the set brightness and color temperature parameters in the dimming instruction to realize illumination control;
the method comprises the steps of determining target brightness and target color temperature contained in a dimming instruction;
selecting a corresponding light source combination strategy from a preset light source combination library according to the target brightness and the target color temperature;
if the dimming instruction contains the using habit and preference information of the user, optimizing the light source combination strategy to adapt to the personalized requirements of the user;
converting the optimized light source combination strategy into a light source unit control signal, wherein the light source unit control signal comprises current regulation, voltage regulation and PWM signal regulation;
And sending a control signal to the light source unit to realize the adjustment of the brightness and the color temperature of the LED lamp.
Wherein, provide the light of different colour temperatures and luminance, include:
the double-light source LED lamp receives a dimming instruction, wherein the dimming instruction comprises a required target color temperature and target brightness;
Independently controlling two coaxially arranged LED lamps by using an intelligent chip driving technology, wherein one LED lamp provides light with a cold color temperature and the other LED lamp provides light with a hot color temperature;
calculating the brightness and color temperature values which are required to be achieved by the two LED lamps respectively according to the target color temperature and the target brightness in the dimming instruction;
converting the calculated brightness and color temperature values into corresponding control signals, including current regulation, voltage regulation and PWM signal regulation;
sending control signals to the double-light-source LED lamp to realize the adjustment of the brightness and the color temperature of each light source unit and the cooperative work of the brightness and the color temperature;
Intelligently monitoring the output of the regulated light source to confirm whether the target color temperature and the target brightness are reached;
If the target parameter is not reached, adjusting the control signal according to the difference between the actual output and the target parameter until the dimming instruction requirement is met;
In the dimming process, the brightness and color temperature of the light source unit are dynamically adjusted according to environmental changes or user inputs.
Wherein acquiring spatial motion data comprises:
collecting object motion data in the space, wherein the object motion data comprises vibration, displacement or motion change affecting the performance of the LED lamp;
determining at least two motion states, each motion state corresponding to a different LED lamp dimming response, wherein the motion states are defined based on different parameter combinations of the motion data;
determining target brightness adjustment parameters of the LED lamp in each motion state based on the object motion data;
determining a final brightness adjustment quantity of the LED lamp based on target brightness adjustment parameters corresponding to each of at least two motion states, wherein the brightness adjustment quantity refers to the response of the LED lamp to the motion change of an object in a space;
And adjusting the brightness of the LED lamp according to the brightness adjustment quantity and the real-time detection of the space motion data so as to adapt to the motion change of the object in the space.
The method for acquiring the association category corresponding to the association event comprises the following steps:
acquiring a preset associated event data set, wherein the associated event data set comprises: a plurality of associated events;
According to matching of the association events and preset rules, determining association categories corresponding to the association events, and obtaining association category values, wherein the preset rules are set according to light intensity, personnel activities or time periods;
acquiring node weights corresponding to the associated category nodes, and giving associated event corresponding associated category value node weights;
determining a corresponding association category according to the node weight of the corresponding association category value, wherein the association category comprises an automatic dimming mode, a manual dimming mode, a scene mode and an energy-saving mode;
Under the corresponding scene, including offices, families and public spaces, the association category is automatically selected according to the corresponding requirements and conditions of the scene, so that the efficiency and the comfort level of the lighting system are improved.
If the dimming command includes information of usage habits and preferences of the user, optimizing the light source combination strategy includes:
acquiring user dimming instruction data and user preference information data;
Feature extraction is carried out on the user dimming instruction data and the user preference information data, so that dimming instruction coding features and user preference coding features are obtained;
Constructing a light source combination strategy optimization model based on an intelligent algorithm, and performing model training by taking the dimming instruction coding features and the user preference coding features as model inputs; the light source combination strategy optimization model based on the intelligent algorithm comprises a light source control coding module, a user preference analysis module and a light source combination optimization module;
the trained light source combination strategy optimization model based on the intelligent algorithm is utilized to carry out personalized optimization of the light source combination strategy according to the user dimming instruction data and the user preference information data so as to adapt to different scenes and user requirements, and the method comprises the following steps: provides bright, neutral light at regular meetings and soft, warm-colored light at relaxed areas.
The intelligent dimming method for the coaxial double-light-source LED lamp comprises the following steps:
s101: monitoring environmental conditions in real time, and acquiring monitoring data, wherein the monitoring data comprises illumination intensity and temperature change;
s102: based on system input data or monitoring data, intelligently acquiring a dimming strategy, and sending a dimming instruction to a driving unit according to the dimming strategy;
S103: receiving a dimming instruction through a driving unit, and adjusting the brightness and the color temperature of the light source unit according to the dimming instruction to realize illumination control;
S104: the light source units provide light rays with different color temperatures and brightness through coaxially arranged double-light-source LED lamps so as to adapt to different lighting requirements.
Wherein, the step S101 includes:
S1011: acquiring illumination intensity data, and monitoring the illumination effect of the LED lamp and the illumination influence of the current illumination intensity on the surrounding environment;
s1012: acquiring space motion data, and detecting object motion conditions in a space where the LED lamp is located, wherein the object motion conditions comprise vibration, displacement or motion changes affecting the performance of the LED lamp;
s1013: temperature change data are acquired, the LED lamp and the temperature conditions of the surrounding environment of the LED lamp are monitored, whether the working temperature of the LED lamp is in a safe range or not is evaluated, and the potential influence of temperature fluctuation on the performance of the LED lamp is evaluated.
Compared with the prior art, the invention has the following advantages:
The monitoring unit monitors the environmental condition in real time, acquires monitoring data, and the monitoring data comprises illumination intensity and temperature change; the main control unit intelligently acquires a dimming strategy based on system input data or monitoring data, and sends a dimming instruction to the driving unit according to the dimming strategy; the driving unit is connected with the main control module, receives a dimming instruction, and adjusts the brightness and the color temperature of the light source unit according to the dimming instruction so as to realize illumination control; the light source units provide light rays with different color temperatures and brightness through coaxially arranged double-light-source LED lamps so as to adapt to different lighting requirements. According to the environment change, the self-adaptive illumination control is realized, the illumination effect is improved, and the energy is saved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
Fig. 1 is a block diagram of a smart dimming system for a coaxial dual-light source LED lamp in an embodiment of the present invention;
FIG. 2 is a block diagram of a monitoring unit in an embodiment of the invention;
fig. 3 is a flowchart of a smart dimming method for a coaxial dual-light source LED lamp in an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
The embodiment of the invention provides an intelligent dimming system and method for a coaxial double-light-source LED lamp, as shown in FIG. 1, comprising the following steps:
the monitoring unit is used for monitoring the environmental condition in real time and acquiring monitoring data, wherein the monitoring data comprises illumination intensity and temperature change;
the main control unit is used for intelligently acquiring a dimming strategy based on system input data or monitoring data and sending a dimming instruction to the driving unit according to the dimming strategy;
The driving unit is connected with the main control module and used for receiving a dimming instruction, and adjusting the brightness and the color temperature of the light source unit according to the dimming instruction so as to realize illumination control;
the light source unit provides light rays with different color temperatures and brightness through coaxially arranged double-light-source LED lamps so as to adapt to different lighting requirements.
The working principle of the technical scheme is as follows: the monitoring unit is responsible for monitoring environmental conditions in real time, including illumination intensity and temperature change, and the monitoring data are the basis of a dimming system and are used for intelligently acquiring a dimming strategy, for example, when the illumination intensity is monitored to be low, the system can increase brightness through dimming so as to ensure that the illumination meets the requirements of users; the main control unit is an intelligent core of the system, intelligently acquires a dimming strategy according to system input data or monitoring data, and sends a dimming instruction to the driving unit, for example, if the space where the LED lamp is located is monitored to have movement, the main control unit can judge that the illumination intensity needs to be increased so as to provide brighter illumination.
The drive unit is connected with the main control module and is responsible for receiving the dimming command and adjusting the brightness and the color temperature of the light source unit according to the command, so that the system can realize accurate illumination control, and if the dimming strategy requires to improve the color temperature, the drive unit correspondingly adjusts the light source unit and provides warmer light.
The light source units provide light rays with different color temperatures and brightness through coaxially arranged double-light-source LED lamps so as to adapt to different lighting requirements; the light source unit may be adjusted to a lower color temperature and brightness, create a warm atmosphere, or to a higher color temperature and brightness to provide bright illumination according to the preference of the user or the environmental demand.
The beneficial effects of the technical scheme are as follows: the system can realize self-adaptive illumination control according to environmental changes, thereby improving the illumination effect and saving energy sources; through intelligent dimming, the system can better meet the requirements of users and create a comfortable lighting environment; in addition, accurate illumination control can also reduce eye fatigue, promotes user's visual experience, and the collaborative work of entire system makes lighting system more intelligent, high-efficient.
In another embodiment, as shown in fig. 2, the monitoring unit includes:
the illumination intensity monitoring module is used for acquiring illumination intensity data and monitoring the illumination effect of the LED lamp and the illumination influence of the current illumination intensity on the surrounding environment;
The motion monitoring module is used for acquiring space motion data and detecting object motion conditions in a space where the LED lamp is located, including vibration, displacement or motion changes affecting the performance of the LED lamp;
The temperature monitoring module is used for acquiring temperature change data, monitoring the temperature conditions of the LED lamp and the surrounding environment of the LED lamp, and evaluating whether the working temperature of the LED lamp is in a safe range or not and the potential influence of temperature fluctuation on the performance of the LED lamp.
The working principle of the technical scheme is as follows: the illumination intensity monitoring module is in charge of acquiring illumination intensity data and monitoring the illumination effect of the LED lamp and the illumination influence of the current illumination intensity on the surrounding environment; if the illumination intensity is monitored to be lower in an office environment, the system can increase the brightness of the LED lamp through a dimming strategy so as to ensure that the working area has enough illumination and improve the working efficiency.
The motion monitoring module is used for acquiring space motion data and detecting object motion conditions in a space where the LED lamp is located, including vibration, displacement or motion changes which possibly affect the performance of the LED lamp; if the movement of a person in the space where the LED lamp is located is monitored, the system can adjust the illumination intensity according to the information so as to provide an illumination environment more suitable for the activities of the person, and meanwhile, the system can also be used as a safety measure to avoid energy waste when no person exists.
The temperature monitoring module is used for acquiring temperature change data and monitoring the temperature conditions of the LED lamp and the surrounding environment of the LED lamp, so that the working temperature of the LED lamp is in a safe range, and whether the temperature fluctuation has potential influence on the performance of the LED lamp is facilitated to be evaluated; if the temperature rise may cause the LED lamp to overheat, the system may maintain the normal operating state of the LED lamp by adjusting the brightness or taking other measures.
The beneficial effects of the technical scheme are as follows: the system can intelligently adjust illumination according to the data monitored in real time, so that the illumination effect is improved and energy conservation is realized; through monitoring of illumination intensity, movement and temperature, the system can realize more intelligent and self-adaptive illumination control, so that a user can enjoy comfortable illumination experience in different environments; in addition, the monitoring of the LED lamp is also beneficial to prolonging the service life of the LED lamp and reducing the maintenance cost; the cooperative work of the whole system enables the lighting system to be more intelligent and efficient, and simultaneously improves the use experience of users.
In another embodiment, obtaining a dimming policy includes:
Inquiring preset system input data or a monitoring database, and determining at least one correlation event between the system input data or the monitoring data and the dimming strategy;
obtaining an association category corresponding to the association event, wherein the association category comprises: automatic dimming mode, manual dimming mode, scene mode, and energy saving mode;
When the association category corresponding to the association event is an automatic dimming mode, analyzing the monitoring data based on a preset dimming analysis model to obtain a first dimming strategy;
when the association category corresponding to the association event is a manual dimming mode, acquiring illumination intensity and color temperature parameters set by a user as a first dimming strategy;
when the association category corresponding to the association event is a scene mode, acquiring scene illumination parameters preset by a user as a first dimming strategy;
When the association category corresponding to the association event is an energy-saving mode, acquiring a first dimming strategy of energy saving optimization based on intelligent analysis of environment data and user behaviors;
Splitting a first dimming strategy into a plurality of first strategy items, and simultaneously, acquiring sequence identifiers corresponding to the first strategy items;
acquiring a preset strategy line, and correspondingly setting a first strategy item on the strategy line based on the sequence identifier;
extracting features of the first strategy item to obtain a plurality of first features;
Acquiring a feature library corresponding to the dimming strategy, matching the first feature with a second feature in the feature library, taking a corresponding first strategy item as a second strategy item if the matching is met, and simultaneously acquiring at least one test item corresponding to the matched second feature, wherein the test item comprises: checking direction, checking range and checking strategy;
Selecting a first strategy item corresponding to the checking range in the checking direction of a second strategy item on the strategy line, and taking the first strategy item as the second strategy item;
based on the inspection strategy, inspecting the second strategy item, and if the inspection is passed, acquiring a second dimming strategy corresponding to the inspection strategy;
Otherwise, acquiring an adjustment value corresponding to the inspection strategy;
accumulating and calculating a first dimming strategy, a second dimming strategy and an adjustment value to obtain final dimming strategies corresponding to system input data or monitoring data;
based on the obtained final dimming strategy, a dimming instruction is sent to the driving unit.
The working principle of the technical scheme is as follows: inquiring preset system input data or a monitoring database, and determining a correlation event between the system input data or the monitoring data and a dimming strategy; and obtaining association categories corresponding to the association events, wherein the association categories comprise an automatic dimming mode, a manual dimming mode, a scene mode and an energy-saving mode.
Different strategies are adopted according to the association category:
Automatic dimming mode: analyzing the monitoring data based on a preset dimming analysis model to obtain a first dimming strategy;
manual dimming mode: acquiring illumination intensity and color temperature parameters set by a user as a first dimming strategy;
Scene mode: acquiring scene illumination parameters preset by a user as a first dimming strategy;
energy-saving mode: based on the environmental data and intelligent analysis of user behaviors, acquiring a first dimming strategy for energy conservation optimization;
Splitting a first dimming strategy into a plurality of first strategy items, and acquiring sequence identifiers; acquiring a preset strategy line, and sequentially setting a first strategy item on the strategy line; extracting features of the first strategy item to obtain a plurality of first features; and acquiring a feature library corresponding to the dimming strategy, matching the first feature with a second feature in the feature library, taking the corresponding first strategy item as a second strategy item if the matching is met, and simultaneously acquiring at least one test item corresponding to the matched second feature, wherein the at least one test item comprises a test direction, a test range and a test strategy.
Selecting a first strategy item corresponding to the checking range in the checking direction of a second strategy item on the strategy line, and taking the first strategy item as the second strategy item; verifying the second policy item based on the verification policy; and if the detection is passed, acquiring a second dimming strategy corresponding to the detection strategy, otherwise, acquiring an adjustment value corresponding to the detection strategy.
Accumulating and calculating a first dimming strategy, a second dimming strategy and an adjustment value to obtain final dimming strategies corresponding to system input data or monitoring data; based on the final dimming strategy, a dimming instruction is sent to the driving unit.
The beneficial effects of the technical scheme are as follows: the system can intelligently adjust illumination according to different situations and user requirements, so that the illumination effect is improved and energy conservation is realized; through feature matching and inspection, the system can generate a more optimized dimming strategy, so that the lighting system is more intelligent and efficient, and the use experience of a user is improved.
In another embodiment, adjusting the brightness and color temperature of the light source unit according to the dimming instruction includes:
Receiving a dimming instruction, and controlling the light source unit based on the set brightness and color temperature parameters in the dimming instruction to realize illumination control;
the method comprises the steps of determining target brightness and target color temperature contained in a dimming instruction;
selecting a corresponding light source combination strategy from a preset light source combination library according to the target brightness and the target color temperature;
if the dimming instruction contains the using habit and preference information of the user, optimizing the light source combination strategy to adapt to the personalized requirements of the user;
converting the optimized light source combination strategy into a light source unit control signal, wherein the light source unit control signal comprises current regulation, voltage regulation and PWM signal regulation;
And sending a control signal to the light source unit to realize the adjustment of the brightness and the color temperature of the LED lamp.
The working principle of the technical scheme is as follows: controlling the light source unit based on the set brightness and color temperature parameters in the dimming instruction to realize illumination control; determining a target brightness and a target color temperature contained in the dimming instruction; and selecting a corresponding light source combination strategy from a preset light source combination library to meet target brightness and color temperature set by a user, wherein the light source combination strategy comprises combinations of different LED lamps, and the brightness and the color temperature of each LED lamp are carefully selected.
If the dimming instruction contains the using habit and preference information of the user, the system can optimize the light source combination strategy according to the information so as to adapt to the personalized requirements of the user; for example, if the user prefers to use a warmer colored light source at night, the system may adjust according to this preference.
Converting the optimized light source combination strategy into a light source unit control signal, wherein the light source unit control signal comprises current regulation, voltage regulation, PWM signal regulation and the like, and the light source combination strategy depends on the control mode of the LED lamp; and sending a control signal to the light source unit to realize the adjustment of the brightness and the color temperature of the LED lamps, and adjusting the working state of each LED lamp by the light source unit according to the received signal so as to achieve the illumination effect expected by a user.
The beneficial effects of the technical scheme are as follows: highly personalized lighting control is achieved. By taking into account the user's settings, usage habits and preferences, the system can provide a lighting experience that more closely meets the user's expectations; meanwhile, through optimization of a light source combination library and a strategy, the system can realize the optimal illumination effect under different conditions, and the intelligence and the adaptability of the illumination system are improved; the personalized dimming is helpful to improve the satisfaction degree of users, so that the users can enjoy comfortable lighting environment at different times and under different scenes.
In another embodiment, providing light of different color temperatures and brightnesses includes:
the double-light source LED lamp receives a dimming instruction, wherein the dimming instruction comprises a required target color temperature and target brightness;
Independently controlling two coaxially arranged LED lamps by using an intelligent chip driving technology, wherein one LED lamp provides light with a cold color temperature and the other LED lamp provides light with a hot color temperature;
calculating the brightness and color temperature values which are required to be achieved by the two LED lamps respectively according to the target color temperature and the target brightness in the dimming instruction;
converting the calculated brightness and color temperature values into corresponding control signals, including current regulation, voltage regulation and PWM signal regulation;
sending control signals to the double-light-source LED lamp to realize the adjustment of the brightness and the color temperature of each light source unit and the cooperative work of the brightness and the color temperature;
Intelligently monitoring the output of the regulated light source to confirm whether the target color temperature and the target brightness are reached;
If the target parameter is not reached, adjusting the control signal according to the difference between the actual output and the target parameter until the dimming instruction requirement is met;
In the dimming process, the brightness and color temperature of the light source unit are dynamically adjusted according to environmental changes or user inputs.
The working principle of the technical scheme is as follows: receiving a dimming instruction comprising a required target color temperature and target brightness; the intelligent chip driving technology is utilized to independently control two coaxially arranged LED lamps respectively, wherein one LED lamp provides light with cold color temperature, and the other LED lamp provides light with hot color temperature; calculating the brightness and the color temperature value which are required to be achieved by the two LED lamps according to the target color temperature and the target brightness in the dimming instruction, wherein the calculation possibly involves the mixing of the color temperatures and the distribution of the brightness so as to ensure that the final light meets the color temperature and the brightness expected by a user; the calculated luminance and color temperature values are converted into corresponding control signals including current regulation, voltage regulation, PWM signal regulation, etc., which are used to regulate the luminance and color temperature of the cold and warm color temperature LED lamps, respectively.
Sending control signals to the double-light-source LED lamp, realizing the adjustment of the brightness and the color temperature of each light source unit and the cooperative work of the two, and determining whether the target color temperature and the target brightness are reached by intelligently monitoring the output of the adjusted light source; if the target parameter is not reached, adjusting the control signal according to the difference between the actual output and the target parameter until the dimming instruction requirement is met, which relates to a feedback control system, and continuously adjusting the output of the LED lamp to approach the target parameter; during dimming, the brightness and color temperature of the light source unit are dynamically adjusted according to environmental changes or user inputs, which can be achieved by monitoring ambient light and a dimming command input by a user through a sensor.
The beneficial effects of the technical scheme are as follows: the independent control and intelligent adjustment capability of the double-light source LED lamp enables the double-light source LED lamp to provide more personalized and comfortable lighting experience; by dynamically adjusting the brightness and the color temperature, the system can adapt to different environments and user requirements, and the intelligence and the adaptability of the lighting system are improved; meanwhile, through continuous monitoring and adjustment, the output of the LED lamp can be ensured to always accord with the expectations of users, and the satisfaction degree of the users is improved.
In another embodiment, acquiring spatial motion data includes:
collecting object motion data in the space, wherein the object motion data comprises vibration, displacement or motion change affecting the performance of the LED lamp;
determining at least two motion states, each motion state corresponding to a different LED lamp dimming response, wherein the motion states are defined based on different parameter combinations of the motion data;
determining target brightness adjustment parameters of the LED lamp in each motion state based on the object motion data;
determining a final brightness adjustment quantity of the LED lamp based on target brightness adjustment parameters corresponding to each of at least two motion states, wherein the brightness adjustment quantity refers to the response of the LED lamp to the motion change of an object in a space;
And adjusting the brightness of the LED lamp according to the brightness adjustment quantity and the real-time detection of the space motion data so as to adapt to the motion change of the object in the space.
The working principle of the technical scheme is as follows: determining at least two motion states by analyzing vibrations, displacements, and motion changes affecting LED lamp performance based on the collected object motion data; each state corresponds to a different LED lamp dimming response, depending on a different parameter combination of the motion data; if the vibration amplitude is small, one state is defined, and if the vibration amplitude is large, the other state is defined.
Determining target brightness adjustment parameters of the LED lamp by analyzing parameter combinations of motion data aiming at each motion state; for small vibration states, the LED lamp is adjusted to be low in brightness; for a large vibration state, the LED lamp is adjusted to be higher in brightness, so that the LED lamp can be correspondingly adjusted according to different conditions of object movement; the final brightness adjustment quantity of the LED lamp is obtained based on the target brightness adjustment parameters corresponding to each of at least two motion states, and if the current state is a combination of small vibration and medium displacement, the brightness adjustment quantity of the LED lamp is the combination of the adjustment quantities corresponding to the two states.
The system adjusts the brightness of the LED lamp according to the brightness adjustment quantity determined before by detecting the object motion data in the space in real time. Like this, the LED lamp can in time, intelligent adaptation space internal object motion changes, provides more suitable lighting effect.
The beneficial effects of the technical scheme are as follows: the energy efficiency is improved, the energy waste is reduced, and the user experience is improved; through adjusting LED lamp luminance according to actual demand, the system can respond environmental change more accurately to optimize the illuminating effect, reduce the consumption, prolong LED lamp life-span, provide more intelligent, convenient illumination solution for the user.
In another embodiment, obtaining the association category corresponding to the association event includes:
acquiring a preset associated event data set, wherein the associated event data set comprises: a plurality of associated events;
According to matching of the association events and preset rules, determining association categories corresponding to the association events, and obtaining association category values, wherein the preset rules are set according to light intensity, personnel activities or time periods;
acquiring node weights corresponding to the associated category nodes, and giving associated event corresponding associated category value node weights;
determining a corresponding association category according to the node weight of the corresponding association category value, wherein the association category comprises an automatic dimming mode, a manual dimming mode, a scene mode and an energy-saving mode;
Under the corresponding scene, including offices, families and public spaces, the association category is automatically selected according to the corresponding requirements and conditions of the scene, so that the efficiency and the comfort level of the lighting system are improved.
The working principle of the technical scheme is as follows: based on the acquired associated event data set, including a plurality of associated events; these events are matched with preset rules, which are set according to the light intensity, personnel activities or time periods; the preset rules specify that in an office, when the light intensity is low and personnel activity is reduced, an automatic dimming mode is triggered.
Determining an association category corresponding to each association event, such as an automatic dimming mode, by matching the association event with a rule; each associated class value node is given a weight reflecting the priority to which the class corresponds, and during the evening hours, the automatic dimming mode is given a higher weight because stronger illumination is required at this time.
Finally, determining the association category according to the weight of the association category value node; in different scenarios, such as offices, homes, and public spaces, the system may automatically select the association categories according to the needs and conditions of the scenario to improve the efficiency and comfort of the lighting system.
The beneficial effects of the technical scheme are as follows: by intelligently selecting the association categories, the system can provide optimized lighting solutions in different environments, reducing energy waste, and simultaneously enabling a user experience to be more convenient and comfortable.
In another embodiment, if the dimming instruction includes usage habit and preference information of the user, optimizing the light source combination policy includes:
acquiring user dimming instruction data and user preference information data;
Feature extraction is carried out on the user dimming instruction data and the user preference information data, so that dimming instruction coding features and user preference coding features are obtained;
Constructing a light source combination strategy optimization model based on an intelligent algorithm, and performing model training by taking the dimming instruction coding features and the user preference coding features as model inputs; the light source combination strategy optimization model based on the intelligent algorithm comprises a light source control coding module, a user preference analysis module and a light source combination optimization module;
the trained light source combination strategy optimization model based on the intelligent algorithm is utilized to carry out personalized optimization of the light source combination strategy according to the user dimming instruction data and the user preference information data so as to adapt to different scenes and user requirements, and the method comprises the following steps: provides bright, neutral light at regular meetings and soft, warm-colored light at relaxed areas.
The working principle of the technical scheme is as follows: based on the obtained user dimming instruction data and user preference information data; firstly, extracting features from the data to obtain a dimming instruction coding feature and a user preference coding feature, for example, the dimming instruction coding feature comprises coding features of dimming in terms of intensity, speed, mode and the like, and the user preference coding feature comprises the preference degree of a user on different light brightness, color temperature and the like.
Then, constructing a light source combination strategy optimization model based on an intelligent algorithm, and performing model training by taking the dimming instruction coding features and the user preference coding features as model inputs, wherein the model comprises a light source control coding module, a user preference analysis module and a light source combination optimization module, the light source control coding module is used for analyzing the dimming instruction coding features, the user preference analysis module is used for analyzing the user preference coding features, and the light source combination optimization module is used for optimizing the light source combination strategy by utilizing the intelligent algorithm.
The trained light source combination strategy optimization model based on the intelligent algorithm is utilized to carry out personalized optimization of the light source combination strategy according to the user dimming instruction data and the user preference information data; for example, during a formal meeting, the model can automatically adjust the light source combination according to the dimming instruction and preference information of the user to provide bright and neutral light; in the relaxed region, the model can provide soft, warm-tone light according to the user's needs.
The beneficial effects of the technical scheme are as follows: through personalized optimization of the light source combination strategy, the system can better adapt to the requirements of users and the illumination requirements of different scenes, and provides more comfortable and intelligent illumination experience; meanwhile, as the light source combination strategy is optimized based on an intelligent algorithm, the system can respond to the user demand more efficiently, and the intelligent level of the lighting system is improved.
In another embodiment, a smart dimming method for a coaxial dual light source LED lamp, as shown in fig. 3, includes:
s101: monitoring environmental conditions in real time, and acquiring monitoring data, wherein the monitoring data comprises illumination intensity and temperature change;
s102: based on system input data or monitoring data, intelligently acquiring a dimming strategy, and sending a dimming instruction to a driving unit according to the dimming strategy;
S103: receiving a dimming instruction through a driving unit, and adjusting the brightness and the color temperature of the light source unit according to the dimming instruction to realize illumination control;
S104: the light source units provide light rays with different color temperatures and brightness through coaxially arranged double-light-source LED lamps so as to adapt to different lighting requirements.
The working principle of the technical scheme is as follows: the system monitors environmental conditions in real time, including illumination intensity and temperature variation; the illumination intensity is obtained through the sensor, the motion condition of the space where the LED lamp is located is monitored by the motion sensor, and the temperature change data is obtained by the temperature sensor.
Based on system input data or monitoring data, the system intelligently acquires a dimming strategy, including selecting proper brightness according to illumination intensity, adjusting the color temperature of a light source according to movement conditions, or adjusting the brightness of an LED lamp according to temperature change. The system sends a dimming instruction to the driving unit according to the data; the driving unit receives the dimming command, adjusts the brightness and the color temperature of the light source unit according to the command, realizes illumination control, and correspondingly controls the brightness of the LED lamp if the dimming strategy is to improve the brightness to adapt to a low illumination environment.
The light source units provide light rays with different color temperatures and brightness through coaxially arranged double-light-source LED lamps so as to adapt to different lighting requirements; for example, in environments where cold hues are required, the system adjusts the color temperature of the LED lamp; in the case where higher brightness is required, the system increases the brightness of the LED lamp.
The beneficial effects of the technical scheme are as follows: through intelligent dimming strategy and real-time monitoring, the system can intelligently adjust illumination according to environmental conditions, so that the illumination effect is improved, and meanwhile, the energy waste is reduced; meanwhile, the coaxially arranged double-light-source LED lamps provide more flexible selection, and the requirements of users on different colors and brightness are met.
In another embodiment, the step S101 includes:
S1011: acquiring illumination intensity data, and monitoring the illumination effect of the LED lamp and the illumination influence of the current illumination intensity on the surrounding environment;
s1012: acquiring space motion data, and detecting object motion conditions in a space where the LED lamp is located, wherein the object motion conditions comprise vibration, displacement or motion changes affecting the performance of the LED lamp;
s1013: temperature change data are acquired, the LED lamp and the temperature conditions of the surrounding environment of the LED lamp are monitored, whether the working temperature of the LED lamp is in a safe range or not is evaluated, and the potential influence of temperature fluctuation on the performance of the LED lamp is evaluated.
The working principle of the technical scheme is as follows: the system acquires illumination intensity data, and monitors the illumination effect of the LED lamp and the illumination influence of the current illumination intensity on the surrounding environment; for example, the current illumination intensity is measured through a light sensor, and the system can evaluate the illumination effect of the LED lamp and adjust the illumination effect according to the requirement to ensure that the ambient illumination meets the requirement; the system acquires space motion data, detects the motion condition of an object in a space where the LED lamp is located, wherein the motion condition comprises vibration, displacement or motion change affecting the performance of the LED lamp, the change is monitored through the motion sensor, the system can avoid the interference of the LED lamp caused by the motion of an external object, and the stability of the lighting effect is ensured; the system acquires temperature change data and monitors the temperature conditions of the LED lamp and the surrounding environment of the LED lamp. This helps to evaluate whether the operating temperature of the LED lamp is within a safe range, while taking into account the potential effect of temperature fluctuations on the performance of the LED lamp, and based on this data, the system may take measures, such as adjusting brightness or ventilation, to maintain proper operation of the LED lamp.
The beneficial effects of the technical scheme are as follows: by monitoring illumination intensity, space movement and temperature change in real time, the system can timely adjust the illumination effect of the LED lamp, and prevent external factors from interfering the system; this not only improves the reliability of the lighting system, but also helps to extend the life of the LED lamp.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. An intelligent dimming system for a coaxial dual-light source LED lamp, comprising:
the monitoring unit is used for monitoring the environmental condition in real time and acquiring monitoring data, wherein the monitoring data comprises illumination intensity and temperature change;
the main control unit is used for intelligently acquiring a dimming strategy based on system input data or monitoring data and sending a dimming instruction to the driving unit according to the dimming strategy;
The driving unit is connected with the main control module and used for receiving a dimming instruction, and adjusting the brightness and the color temperature of the light source unit according to the dimming instruction so as to realize illumination control;
the light source unit provides light rays with different color temperatures and brightness through coaxially arranged double-light-source LED lamps so as to adapt to different lighting requirements.
2. The intelligent dimming system for a coaxial dual-light source LED lamp of claim 1, wherein the monitoring unit comprises:
the illumination intensity monitoring module is used for acquiring illumination intensity data and monitoring the illumination effect of the LED lamp and the illumination influence of the current illumination intensity on the surrounding environment;
The motion monitoring module is used for acquiring space motion data and detecting object motion conditions in a space where the LED lamp is located, including vibration, displacement or motion changes affecting the performance of the LED lamp;
The temperature monitoring module is used for acquiring temperature change data, monitoring the temperature conditions of the LED lamp and the surrounding environment of the LED lamp, and evaluating whether the working temperature of the LED lamp is in a safe range or not and the potential influence of temperature fluctuation on the performance of the LED lamp.
3. The intelligent dimming system for an in-line dual-light source LED lamp of claim 1, wherein obtaining the dimming strategy comprises:
Inquiring preset system input data or a monitoring database, and determining at least one correlation event between the system input data or the monitoring data and the dimming strategy;
obtaining an association category corresponding to the association event, wherein the association category comprises: automatic dimming mode, manual dimming mode, scene mode, and energy saving mode;
When the association category corresponding to the association event is an automatic dimming mode, analyzing the monitoring data based on a preset dimming analysis model to obtain a first dimming strategy;
when the association category corresponding to the association event is a manual dimming mode, acquiring illumination intensity and color temperature parameters set by a user as a first dimming strategy;
when the association category corresponding to the association event is a scene mode, acquiring scene illumination parameters preset by a user as a first dimming strategy;
When the association category corresponding to the association event is an energy-saving mode, acquiring a first dimming strategy of energy saving optimization based on intelligent analysis of environment data and user behaviors;
Splitting a first dimming strategy into a plurality of first strategy items, and simultaneously, acquiring sequence identifiers corresponding to the first strategy items;
acquiring a preset strategy line, and correspondingly setting a first strategy item on the strategy line based on the sequence identifier;
extracting features of the first strategy item to obtain a plurality of first features;
Acquiring a feature library corresponding to the dimming strategy, matching the first feature with a second feature in the feature library, taking a corresponding first strategy item as a second strategy item if the matching is met, and simultaneously acquiring at least one test item corresponding to the matched second feature, wherein the test item comprises: checking direction, checking range and checking strategy;
Selecting a first strategy item corresponding to the checking range in the checking direction of a second strategy item on the strategy line, and taking the first strategy item as the second strategy item;
based on the inspection strategy, inspecting the second strategy item, and if the inspection is passed, acquiring a second dimming strategy corresponding to the inspection strategy;
Otherwise, acquiring an adjustment value corresponding to the inspection strategy;
accumulating and calculating a first dimming strategy, a second dimming strategy and an adjustment value to obtain final dimming strategies corresponding to system input data or monitoring data;
based on the obtained final dimming strategy, a dimming instruction is sent to the driving unit.
4. The intelligent dimming system for an on-axis dual light source LED lamp as set forth in claim 1, wherein the adjusting of the brightness and color temperature of the light source unit according to the dimming command comprises:
Receiving a dimming instruction, and controlling the light source unit based on the set brightness and color temperature parameters in the dimming instruction to realize illumination control;
the method comprises the steps of determining target brightness and target color temperature contained in a dimming instruction;
selecting a corresponding light source combination strategy from a preset light source combination library according to the target brightness and the target color temperature;
if the dimming instruction contains the using habit and preference information of the user, optimizing the light source combination strategy to adapt to the personalized requirements of the user;
converting the optimized light source combination strategy into a light source unit control signal, wherein the light source unit control signal comprises current regulation, voltage regulation and PWM signal regulation;
And sending a control signal to the light source unit to realize the adjustment of the brightness and the color temperature of the LED lamp.
5. The intelligent dimming system for an on-axis dual light source LED lamp of claim 1, wherein providing light of different color temperatures and brightnesses comprises:
the double-light source LED lamp receives a dimming instruction, wherein the dimming instruction comprises a required target color temperature and target brightness;
Independently controlling two coaxially arranged LED lamps by using an intelligent chip driving technology, wherein one LED lamp provides light with a cold color temperature and the other LED lamp provides light with a hot color temperature;
calculating the brightness and color temperature values which are required to be achieved by the two LED lamps respectively according to the target color temperature and the target brightness in the dimming instruction;
converting the calculated brightness and color temperature values into corresponding control signals, including current regulation, voltage regulation and PWM signal regulation;
sending control signals to the double-light-source LED lamp to realize the adjustment of the brightness and the color temperature of each light source unit and the cooperative work of the brightness and the color temperature;
Intelligently monitoring the output of the regulated light source to confirm whether the target color temperature and the target brightness are reached;
If the target parameter is not reached, adjusting the control signal according to the difference between the actual output and the target parameter until the dimming instruction requirement is met;
In the dimming process, the brightness and color temperature of the light source unit are dynamically adjusted according to environmental changes or user inputs.
6. The intelligent dimming system for a coaxial dual-light source LED lamp of claim 2, wherein obtaining spatial motion data comprises:
collecting object motion data in the space, wherein the object motion data comprises vibration, displacement or motion change affecting the performance of the LED lamp;
determining at least two motion states, each motion state corresponding to a different LED lamp dimming response, wherein the motion states are defined based on different parameter combinations of the motion data;
determining target brightness adjustment parameters of the LED lamp in each motion state based on the object motion data;
determining a final brightness adjustment quantity of the LED lamp based on target brightness adjustment parameters corresponding to each of at least two motion states, wherein the brightness adjustment quantity refers to the response of the LED lamp to the motion change of an object in a space;
And adjusting the brightness of the LED lamp according to the brightness adjustment quantity and the real-time detection of the space motion data so as to adapt to the motion change of the object in the space.
7. A smart dimming system for a coaxial dual-light LED lamp as recited in claim 3, wherein obtaining the association category corresponding to the association event comprises:
acquiring a preset associated event data set, wherein the associated event data set comprises: a plurality of associated events;
According to matching of the association events and preset rules, determining association categories corresponding to the association events, and obtaining association category values, wherein the preset rules are set according to light intensity, personnel activities or time periods;
acquiring node weights corresponding to the associated category nodes, and giving associated event corresponding associated category value node weights;
determining a corresponding association category according to the node weight of the corresponding association category value, wherein the association category comprises an automatic dimming mode, a manual dimming mode, a scene mode and an energy-saving mode;
Under the corresponding scene, including offices, families and public spaces, the association category is automatically selected according to the corresponding requirements and conditions of the scene, so that the efficiency and the comfort level of the lighting system are improved.
8. The intelligent dimming system for a coaxial dual-light LED lamp of claim 4, wherein if the dimming command comprises user habit and preference information, optimizing the light source combination strategy comprises:
acquiring user dimming instruction data and user preference information data;
Feature extraction is carried out on the user dimming instruction data and the user preference information data, so that dimming instruction coding features and user preference coding features are obtained;
Constructing a light source combination strategy optimization model based on an intelligent algorithm, and performing model training by taking the dimming instruction coding features and the user preference coding features as model inputs; the light source combination strategy optimization model based on the intelligent algorithm comprises a light source control coding module, a user preference analysis module and a light source combination optimization module;
the trained light source combination strategy optimization model based on the intelligent algorithm is utilized to carry out personalized optimization of the light source combination strategy according to the user dimming instruction data and the user preference information data so as to adapt to different scenes and user requirements, and the method comprises the following steps: provides bright, neutral light at regular meetings and soft, warm-colored light at relaxed areas.
9. An intelligent dimming method for a coaxial double-light-source LED lamp is characterized by comprising the following steps:
s101: monitoring environmental conditions in real time, and acquiring monitoring data, wherein the monitoring data comprises illumination intensity and temperature change;
s102: based on system input data or monitoring data, intelligently acquiring a dimming strategy, and sending a dimming instruction to a driving unit according to the dimming strategy;
S103: receiving a dimming instruction through a driving unit, and adjusting the brightness and the color temperature of the light source unit according to the dimming instruction to realize illumination control;
S104: the light source units provide light rays with different color temperatures and brightness through coaxially arranged double-light-source LED lamps so as to adapt to different lighting requirements.
10. The intelligent dimming method for a coaxial dual-light source LED lamp as recited in claim 9, wherein the step S101 comprises:
S1011: acquiring illumination intensity data, and monitoring the illumination effect of the LED lamp and the illumination influence of the current illumination intensity on the surrounding environment;
s1012: acquiring space motion data, and detecting object motion conditions in a space where the LED lamp is located, wherein the object motion conditions comprise vibration, displacement or motion changes affecting the performance of the LED lamp;
s1013: temperature change data are acquired, the LED lamp and the temperature conditions of the surrounding environment of the LED lamp are monitored, whether the working temperature of the LED lamp is in a safe range or not is evaluated, and the potential influence of temperature fluctuation on the performance of the LED lamp is evaluated.
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