CN111006372A - A central air conditioning management method and system based on wireless local area network positioning - Google Patents
A central air conditioning management method and system based on wireless local area network positioning Download PDFInfo
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- CN111006372A CN111006372A CN201911249855.7A CN201911249855A CN111006372A CN 111006372 A CN111006372 A CN 111006372A CN 201911249855 A CN201911249855 A CN 201911249855A CN 111006372 A CN111006372 A CN 111006372A
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 58
- 238000007726 management method Methods 0.000 title claims abstract description 25
- 230000002452 interceptive effect Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004134 energy conservation Methods 0.000 abstract description 5
- 230000003993 interaction Effects 0.000 description 10
- 239000002699 waste material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/46—Improving electric energy efficiency or saving
- F24F11/47—Responding to energy costs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
A central air conditioner management method and system based on wireless local area network positioning relates to the technical field of air conditioner control. The central air-conditioning management method based on the wireless local area network positioning comprises the steps that a background server and a plurality of wireless APs are used for providing a WiFi network, position information and signal intensity information of a user terminal accessed to the WiFi network are sent to the background server, the background server obtains air-conditioning pre-power consumption values of human bodies with different flow rates in each area corresponding to comfortable temperatures through model building and analysis, and accordingly a database is built and the power of each air-conditioning unit is controlled to adjust the temperature of the corresponding area. The central air-conditioning management method and system based on wireless local area network positioning can adjust the temperature of each area according to the change of the flow of people in each area, so that the temperature in different areas is more comfortable and humanized, and the effects of energy conservation and emission reduction are achieved.
Description
Technical Field
The application relates to the technical field of air conditioner control, in particular to a central air conditioner management method and system based on wireless local area network positioning.
Background
In large public places with flowing tides, such as libraries, large halls and the like, a central air conditioner is generally used for regulating the temperature, but the following energy wastes exist in the mode: firstly, central air conditioning control place scope is great, and nevertheless the crowd distributes and is the zonetization for a short time, and the control area is comparatively dispersed relatively central air conditioning, and traditional central authorities' formula temperature control adjusts, very easily causes the regional difference in temperature and then causes the waste of the energy and human discomfort. Secondly, due to the existence of people flow tide, the change of people flow along with time has peak-valley value, the heat dissipation of human bodies and the activities of people cause the temperature fluctuation in the places, and the uncomfortable reaction of overheating or overcooling is brought to the human bodies, thereby causing energy waste.
Therefore, a method and a device capable of adjusting the temperature of each area according to the change of the flow of people in each area in a large public place are needed to achieve the effects of energy conservation and emission reduction.
Disclosure of Invention
The application aims to provide a central air-conditioning management method and system based on wireless local area network positioning, which can adjust the temperature of each region according to the change of the flow of people in each region, so that the temperature in different regions is more comfortable and humanized, and the effects of energy conservation and emission reduction are achieved.
The embodiment of the application is realized as follows:
in a first aspect, an embodiment of the present application provides a central air conditioner management method based on wireless local area network positioning, which includes the following steps:
providing a WiFi network by using a background server and a plurality of wireless APs, and sending the position information and the signal intensity information of a user terminal accessed to the WiFi network to the background server;
the background server obtains air conditioner pre-power consumption values of human body corresponding comfortable temperatures of different people flow rates of each area through model building and analysis, and accordingly a database is built and the power of each air conditioner unit is controlled to adjust the temperature of the corresponding area.
In some optional embodiments, when the user terminal accesses the WiFi network, each user terminal can connect with the WiFi network provided by at least three wireless APs.
In some optional embodiments, after receiving the position information and the signal strength information, the background server first performs people flow tide judgment, and when the people flow rate in the whole area is greater than the normal people flow rate parameter, sends a full-speed function instruction set to the controller of each air conditioning unit to improve the power of the air conditioning unit; when the pedestrian flow in the whole area is smaller than the normal pedestrian flow parameter, comparing the crowd density under different subareas with the database parameter, judging according to the parameter information set by the database and the subarea crowd density and power consumption curve, if the subarea crowd density exceeds the normal density of the area, sending a full-speed functional instruction set to the controller of the air conditioning unit corresponding to the subareas and the surrounding area to improve the power of the air conditioning unit, and if the subarea crowd density is smaller than the normal density parameter information of the area, sending a single functional instruction set to the controller of the air conditioning unit in the area to reduce the power of the air conditioning unit.
In some optional embodiments, the user terminal comprises a smartphone and a PC with WIFI functionality.
In a second aspect, an embodiment of the present application provides a central air-conditioning management system based on wireless local area network positioning, which includes a local area network positioning subsystem and an air-conditioning control subsystem, where the local area network positioning subsystem includes a background server and a plurality of wireless APs connected to the background server via a wired local area network, the background server includes an upper computer and an interaction server and a location server connected to the upper computer, and the wireless APs are respectively connected to the interaction server and the location server; the air conditioner control subsystem comprises a plurality of air conditioner units and DDC controllers connected with the air conditioner units in a one-to-one correspondence mode, and the DDC controllers are connected with the upper computer through RS485 buses.
In some optional embodiments, the system further comprises a temperature measuring device, wherein the temperature measuring device is used for detecting the temperature of each area and transmitting the temperature data to the upper computer.
In some alternative embodiments, the air conditioning unit includes at least one air conditioner, at least one fresh air machine, and at least one air machine.
The beneficial effect of this application is: the central air-conditioning management method based on wireless local area network positioning provided by the embodiment is characterized in that a background server and a plurality of wireless APs are used for providing a WiFi network, the position information and the signal intensity information of a user terminal accessed to the WiFi network are sent to the background server, the background server obtains air-conditioning pre-power consumption values of human bodies with different flow rates in each area corresponding to comfortable temperatures through model establishment and analysis, and accordingly a database is established and the power of each air-conditioning unit is controlled to adjust the temperature of the corresponding area. The central air-conditioning management system based on wireless local area network positioning comprises a local area network positioning subsystem and an air-conditioning control subsystem, wherein the local area network positioning subsystem comprises a background server and a plurality of wireless APs (access points) connected with the background server through a wired local area network, the background server comprises an upper computer, an interaction server and a position server, the interaction server and the position server are connected with the upper computer, and the wireless APs are respectively connected with the interaction server and the position server; the air conditioner control subsystem comprises a plurality of air conditioner units and DDC controllers which are connected with the air conditioner units in a one-to-one correspondence mode, the DDC controllers are connected with an upper computer through RS485 buses, and the central air conditioner management method and the system based on wireless local area network positioning can adjust the temperature of each area according to the change of the flow of people in each area, so that the temperature in different areas is more comfortable and humanized, and the effects of energy conservation and emission reduction are achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a central air-conditioning management system based on wlan positioning according to an embodiment of the present disclosure.
In the figure: 100. a background server; 110. a wireless AP; 120. an upper computer; 130. an interaction server; 140. a location server; 150. an RS485 bus; 200. a user terminal; 210. a DDC controller; 220. an air conditioning unit; 230. an air conditioner; 240. a fresh air machine; 250. a fan; 300. a temperature sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following describes features and performance of a central air-conditioning management method and system based on wlan positioning according to the present application in further detail with reference to the following embodiments.
As shown in fig. 1, an embodiment of the present application provides a central air-conditioning management system based on wireless local area network positioning, which includes a local area network positioning subsystem, an air-conditioning control subsystem, and a temperature measuring device, where the local area network positioning subsystem includes a background server 100 and nine wireless APs 110 connected to the background server 100 through a wired local area network, the background server 100 includes an upper computer 120, and an interaction server 130 and a position server 140 connected to the upper computer 120, and the wireless APs 110 are respectively connected to the interaction server 130 and the position server 140 through wired local area networks; the air conditioner control subsystem comprises three air conditioner units 220 and DDC controllers 210 which are correspondingly connected with the air conditioner units one by one, each DDC controller 210 is connected with the upper computer 120 through an RS485 bus 150, and each air conditioner unit 220 comprises an air conditioner 230, a fresh air fan 240 and a fan 250; the temperature measuring device comprises three temperature sensors 300 which are in one-to-one correspondence with the areas where the air conditioning units 220 are located, and the temperature sensors 300 are respectively used for detecting the temperature and transmitting the temperature data to the upper computer 120.
The central air-conditioning management system based on wireless local area network positioning provided by the embodiment of the application utilizes three temperature sensors 300 provided by a temperature measuring device to detect the temperature of the area where three air-conditioning units 220 are located, and transmits a temperature signal to an upper computer 120, then utilizes nine wireless APs 110 to provide a WiFi network for a user terminal 200 to access equipment such as a mobile phone, a flat panel and the like, and utilizes the wireless APs 110 to transmit position information and signal intensity information of the user terminal 200 accessed to the WiFi network to an interaction server 130 and a position server 140, so as to utilize the interaction server 130 and the position server 140 to establish a model and analyze to obtain air-conditioning pre-power consumption values of human bodies with different pedestrian flow rates in each area corresponding to comfortable temperatures, accordingly, a database is established, the upper computer 120 is utilized to control a DDC controller 210 through an RS485 bus 150, and then the DDC controller 210 is utilized to control the power of each corresponding air-conditioning unit 220 to adjust, the temperature of each region is adjusted according to the change of the flow of people in each region, so that the temperature in different regions is more comfortable and humanized, and the effects of energy conservation and emission reduction are achieved.
The embodiment of the present application further provides a central air-conditioning management method based on wireless local area network positioning on the basis of the above central air-conditioning management system based on wireless local area network positioning, which includes the following steps:
the background server 100 and the nine wireless APs 110 are used for providing a WiFi network, and the position information and the signal strength information of the user terminal 200 accessing the WiFi network are sent to the background server 100, when the user terminal 200 accesses the WiFi network, each user terminal 200 can be connected to the WiFi network provided by the three wireless APs, and the user terminal 200 includes a smart phone and a PC (a tablet computer, a notebook computer or a desktop computer) having a WiFi function.
The background server 100 obtains the air conditioner pre-power consumption value of the human body corresponding to the comfortable temperature of different pedestrian flow rates in each area through modeling and analysis, and accordingly builds a database and controls the power of each air conditioning unit 220 to adjust the temperature of the corresponding area.
After receiving the position information and the signal strength information, the background server 100 first judges the flow of people, and when the flow of people in the whole area is greater than the normal flow of people parameter, sends a full-speed functional instruction set to the controllers of the air conditioning units to improve the power of the air conditioning units 220; when the pedestrian flow in the whole area is smaller than the normal pedestrian flow parameter, comparing the crowd density under different subareas with the database parameter, judging according to the parameter information set by the database and the subarea crowd density and the power consumption curve, if the subarea crowd density exceeds the normal density of the area, sending a full-speed function instruction set to the controller of the air conditioning unit 220 corresponding to the subareas and the surrounding area to improve the power of the air conditioning unit 220, and if the subarea crowd density is smaller than the normal density parameter information of the area, sending a single function instruction set to the controller of the air conditioning unit 220 to reduce the power of the air conditioning unit 220, wherein when the background server 100 sends an instruction to the controller of the air conditioning unit 220 corresponding to the area, the background server 100 controls the DDC controller 210 to control the on-off valve of the fan 250, and the high, medium and low rotating speeds of the fan 250 to realize the change of the air volume and the air speed, The air intake of the fresh air machine 240 and the power of the air conditioner 230 are controlled, thereby achieving temperature adjustment for a specific area.
The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Claims (7)
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911249855.7A CN111006372A (en) | 2019-12-09 | 2019-12-09 | A central air conditioning management method and system based on wireless local area network positioning |
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| CN201911249855.7A CN111006372A (en) | 2019-12-09 | 2019-12-09 | A central air conditioning management method and system based on wireless local area network positioning |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017900A (en) * | 2021-08-30 | 2022-02-08 | 贵州宝智达网络科技有限公司 | Cluster control technology based on WIFI-mesh ad hoc network central air conditioner |
| CN115164351A (en) * | 2022-07-13 | 2022-10-11 | 上海豫汉智能科技有限公司 | Intelligent building control system |
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| CN106679055A (en) * | 2015-11-07 | 2017-05-17 | 重庆正阳空调设备有限公司 | Energy saving system applicable to central air-conditioner |
| CN107883528A (en) * | 2017-11-20 | 2018-04-06 | 宋彦震 | According to the central air conditioner system and method for multi-user position dynamic temperature-regulating |
| CN108012309A (en) * | 2017-11-28 | 2018-05-08 | 北京锐安科技有限公司 | People flow rate statistical method, apparatus and system based on WiFi |
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| CN1912484A (en) * | 2005-08-11 | 2007-02-14 | 深圳市百瑞特科技有限公司 | Central air conditioner loading temp control optimization system, method and used temp controller |
| CN106679055A (en) * | 2015-11-07 | 2017-05-17 | 重庆正阳空调设备有限公司 | Energy saving system applicable to central air-conditioner |
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| CN107883528A (en) * | 2017-11-20 | 2018-04-06 | 宋彦震 | According to the central air conditioner system and method for multi-user position dynamic temperature-regulating |
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| CN115164351A (en) * | 2022-07-13 | 2022-10-11 | 上海豫汉智能科技有限公司 | Intelligent building control system |
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Application publication date: 20200414 |