CN116007285B - A humidity control component, a refrigeration system and a humidity control method thereof - Google Patents
A humidity control component, a refrigeration system and a humidity control method thereof Download PDFInfo
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- CN116007285B CN116007285B CN202211597198.7A CN202211597198A CN116007285B CN 116007285 B CN116007285 B CN 116007285B CN 202211597198 A CN202211597198 A CN 202211597198A CN 116007285 B CN116007285 B CN 116007285B
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Abstract
本发明公开了一种控湿组件、制冷系统及其湿度控制方法，涉及制冷系统领域，解决了现有技术中通过控温来控制湿度，导致部分温度下湿度超出预设范围，无法起到精准控湿的问题。本发明的控湿组件，包括重量检测组件和湿度调节组件，重量检测组件设置于待控制空间内并用于确定待控制空间内的水蒸气重量，湿度调节组件设置于待控制空间内，湿度调节组件用于调节待控制空间的湿度并使待控制空间内的水蒸气重量在第一预设水蒸气重量范围内。本发明的控制组件，湿度调节组件基于待控制空间内的水蒸气重量来调节待控制空间的湿度，由于水蒸气重量的变化率不受温度的影响，因而可通过控制待控制空间内水蒸气的重量准确控制待控制空间内的湿度。
The present invention discloses a humidity control component, a refrigeration system and a humidity control method thereof, which relate to the field of refrigeration systems, and solve the problem in the prior art that humidity is controlled by temperature control, resulting in the humidity exceeding a preset range at some temperatures, and the humidity cannot be accurately controlled. The humidity control component of the present invention includes a weight detection component and a humidity adjustment component. The weight detection component is arranged in the space to be controlled and is used to determine the weight of water vapor in the space to be controlled. The humidity adjustment component is arranged in the space to be controlled. The humidity adjustment component is used to adjust the humidity of the space to be controlled and make the weight of water vapor in the space to be controlled within a first preset water vapor weight range. In the control component of the present invention, the humidity adjustment component adjusts the humidity of the space to be controlled based on the weight of water vapor in the space to be controlled. Since the rate of change of the weight of water vapor is not affected by temperature, the humidity in the space to be controlled can be accurately controlled by controlling the weight of water vapor in the space to be controlled.
Description
Technical Field
The invention relates to the technical field of refrigeration systems, in particular to a humidity control assembly, a refrigeration system and a humidity control method thereof.
Background
The refrigerating system is used in the refrigeration house, and is used for refrigerating the refrigeration house, so that the refrigeration house can keep preset temperature and humidity, wherein the preset temperature and humidity are determined based on the types of articles stored in the refrigeration house, and therefore the storage of the articles in the refrigeration house is facilitated. With the increase of domestic refrigeration house demands, the demands on the temperature and humidity of the refrigeration house are also becoming high, for example, the temperature and humidity of the medical refrigeration house need to be maintained in a proper range, and the fruit and vegetable refrigeration house needs to be maintained in a high humidity.
In the existing refrigeration system, the temperature and humidity in the refrigeration house are controlled by detecting the humidity at the current temperature and adjusting the humidity by changing the temperature in the refrigeration house. Specifically, when the temperature in the refrigerator increases, the humidity decreases, and when the temperature in the refrigerator decreases, the humidity increases. The humidity control mode is simple to operate, however, due to the fact that the humidity change rates are different at different temperatures, the condition that the humidity exceeds the preset range at partial temperatures exists, the mode cannot be suitable for controlling the humidity at each temperature, and the temperature and humidity set values of different refrigerators need to be debugged repeatedly, so that the operation is complex. On the other hand, the humidity control mode has postponement property, and is specific, carries out humidification or dehumidification process, after freezer humidity reaches the humidity of predetermineeing, still has partial surplus to continue humidification or dehumidification to the freezer, leads to humidity to surpass the settlement scope under the partial operating mode, can't play accurate accuse wet effect. Therefore, it is highly desirable to provide a solution that can precisely control the humidity of a refrigerator.
Disclosure of Invention
One of the purposes of the invention is to provide a humidity control assembly, which solves the technical problems that humidity is controlled by controlling temperature, so that humidity at partial temperature exceeds a preset range and accurate humidity control cannot be realized in the prior art. The technical effects that can be produced by the preferred technical scheme of the present invention are described in detail below.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The humidity control assembly comprises a weight detection assembly and a humidity adjustment assembly, wherein the weight detection assembly is arranged in a space to be controlled and used for determining the weight of water vapor in the space to be controlled, the humidity adjustment assembly is arranged in the space to be controlled, and the humidity adjustment assembly is used for adjusting the humidity of the space to be controlled and enabling the weight of the water vapor in the space to be controlled to be in a first preset water vapor weight range.
According to a preferred embodiment, the humidity control assembly further comprises a temperature detector and a humidity detector, wherein the temperature detector is arranged in the space to be controlled and is used for detecting the temperature in the space to be controlled, the humidity detector is arranged in the space to be controlled and is used for detecting the humidity in the space to be controlled, the temperature detector and the humidity detector are used for determining a first preset water vapor weight range and the real-time water vapor weight in the space to be controlled, the first preset water vapor weight satisfies Wd < W01< Wg, W01 is the first preset water vapor weight, wd is the water vapor weight of the space to be controlled at the highest set temperature and the lowest set humidity, and Wg is the water vapor weight of the space to be controlled at the lowest set temperature and the highest set humidity.
According to a preferred embodiment, the weight detection assembly comprises a first weight detector for detecting the weight of the evaporator in the refrigeration system and a second weight detector for detecting the weight of the water tank in the refrigeration system.
According to a preferred embodiment, the humidity conditioning assembly comprises a humidifying assembly for increasing the humidity in the space to be controlled and a dehumidifying assembly for reducing the humidity in the space to be controlled.
According to a preferred embodiment, the humidifying assembly comprises a first heater and a second heater, wherein the first heater is arranged at an evaporator of the refrigerating system and is used for defrosting the evaporator and enabling water vapor generated in the defrosting process to enter a space to be controlled, and the second heater is arranged at a water tank of the refrigerating system and is used for heating the water tank and enabling water vapor generated in the heating process to enter the space to be controlled.
The humidity control assembly provided by the invention has at least the following beneficial technical effects:
The humidity control assembly comprises a weight detection assembly and a humidity adjustment assembly, wherein the weight detection assembly is arranged in a space to be controlled and is used for determining the weight of water vapor in the space to be controlled, the humidity adjustment assembly is arranged in the space to be controlled and is used for adjusting the humidity of the space to be controlled and enabling the weight of the water vapor in the space to be controlled to be within a first preset water vapor weight range, namely the humidity control assembly disclosed by the invention is used for adjusting the humidity of the space to be controlled based on the weight of the water vapor in the space to be controlled, and the change rate of the weight of the water vapor in the space to be controlled is not influenced by the temperature, so that the humidity in the space to be controlled can be accurately controlled by controlling the weight of the water vapor in the space to be controlled, and the humidity in the space to be controlled is always within a preset value and cannot exceed a set range.
The humidity control assembly solves the technical problems that humidity is controlled by controlling temperature, so that the humidity at partial temperature exceeds a preset range, and accurate humidity control cannot be realized in the prior art.
A second object of the invention is to propose a refrigeration system.
The refrigeration system comprises a refrigeration component and a humidity control component, wherein the humidity control component is the humidity control component according to any one of the technical schemes, the refrigeration component is used for refrigerating an indoor, and the humidity control component is used for controlling indoor humidity.
According to a preferred embodiment, the refrigeration assembly comprises an evaporator, a water tank and an outdoor unit, wherein an outlet of the outdoor unit, the evaporator and an inlet of the outdoor unit are sequentially connected to form a refrigerant loop, an inlet of the water tank is communicated with the evaporator, and an outlet of the water tank is communicated with the outside.
The refrigerating system provided by the invention has at least the following beneficial technical effects:
The refrigeration system comprises the humidity control assembly according to any one of the technical schemes, and the humidity of the space to be controlled can be always within the preset value and cannot exceed the set range through the effect of the humidity control assembly, so that the effect of accurately controlling humidity is achieved.
A third object of the present invention is to provide a humidity control method for a refrigeration system.
The humidity control method of the refrigeration system according to any one of the technical schemes of the invention comprises the following steps:
acquiring the real-time vapor weight of the indoor space;
Comparing the obtained real-time water vapor weight with a second preset water vapor weight;
Based on the comparison result of the real-time vapor weight and the second preset vapor weight, controlling the working states of the humidity adjusting component and the refrigerating component, and enabling the real-time vapor weight to be within the first preset vapor weight range;
The first preset water vapor weight is Wd < W01< Wg, the second preset water vapor weight is Wd less than or equal to W02 less than or equal to Wg, wherein W01 is the first preset water vapor weight, W02 is the second preset water vapor weight, wd is the water vapor weight of the room at the highest set temperature and the lowest set humidity, and Wg is the water vapor weight of the room at the lowest set temperature and the highest set humidity.
According to a preferred embodiment, the acquisition of the real-time water vapor weight of the indoor space comprises the following steps:
acquiring the indoor volume, the indoor temperature and the indoor wet bulb temperature;
determining an absolute humidity in the chamber based on a wet bulb temperature in the chamber;
calculating the real-time vapor weight of the indoor space by using the formula ws=v×s×1.293×273.15/(273.15+t), wherein Ws is the real-time vapor weight of the indoor space, V is the indoor volume, S is the indoor absolute humidity, and T is the indoor temperature.
According to a preferred embodiment, the first preset water vapor weight is Wd1 is less than or equal to W01 and less than or equal to Wg1, wherein Wd1 is the water vapor weight of the room at the lowest set temperature and the lowest set humidity, and Wg1 is the water vapor weight of the room at the highest set temperature and the highest set humidity.
According to a preferred embodiment, when Ws < Wd, the humidity control assembly is controlled to operate in a humidification mode with an amount of humidification of Wg1-Ws;
when Ws > Wg, controlling the humidity adjusting component to operate in a dehumidification mode, wherein the dehumidification amount is greater than Ws-Wg1;
when Wd is less than or equal to Ws is less than or equal to Wg, controlling the refrigeration assembly to start a refrigeration mode, and recording Ws1=ws, wz1=wz, wx1=wx;
where Ws is the real-time vapor weight of the indoor space, wg1 is the vapor weight of the indoor space at the highest set temperature and the highest set humidity, ws1, wz1 and Wx1 are the vapor weight of the indoor space, the weight of the evaporator and the weight of the water tank when the real-time vapor weight is within the second preset vapor weight range, respectively, and Wz and Wx are the real-time weight of the evaporator and the real-time weight of the water tank, respectively.
According to a preferred embodiment, the refrigeration assembly, when the refrigeration mode is activated, further comprises the steps of:
monitoring the weight change of the water vapor in the indoor space, the weight change of the evaporator and the weight change of the water tank;
When δws+δwx+δwz=wg1-Wd, the humidity control module is controlled to operate the humidification mode, and ws=ws1, wx=wx1, or the indoor real-time temperature is brought to the highest set temperature, wherein,
Δws, δwx, and δwz are the weight change amount of the indoor space vapor, the weight change amount of the evaporator, and the weight change amount of the tank during cooling, respectively, and δws=ws1-Ws, δwx=wx1-Wx, δwz=wz1-Wz.
The humidity control method of the refrigerating system provided by the invention has at least the following beneficial technical effects:
The humidity control method of the refrigerating system comprises the steps of obtaining the real-time vapor weight of an indoor space, comparing the obtained real-time vapor weight with the second preset vapor weight, controlling the working states of the humidity adjusting component and the refrigerating component based on the comparison result of the real-time vapor weight and the second preset vapor weight, and enabling the real-time vapor weight to be in a first preset vapor weight range, so that the humidity of the space to be controlled is always in a preset value and cannot exceed a set range, and the humidity control method plays a role in accurately controlling humidity.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic block diagram of a preferred embodiment of a humidity control assembly of the present invention;
FIG. 2 is a schematic view of a preferred embodiment of the refrigeration assembly of the present invention;
Fig. 3 is a flow chart of a preferred embodiment of a humidity control method of the refrigeration system of the present invention.
In the figure, 101, a temperature detector, 102, a humidity detector, 103, a first weight detector, 104, a second weight detector, 105, a humidifying unit, 1051, a first heater, 1052, a second heater, 106, a dehumidifying unit, 20, an evaporator, 30, a water tank, 40 and an outdoor unit are shown.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
The humidity control assembly, the refrigeration system and the humidity control method thereof according to the present invention are described in detail below with reference to fig. 1 to 3 of the specification and examples 1 to 3.
Example 1
The humidity control assembly of the present invention will be described in detail in this example.
The humidity control assembly of this embodiment includes a weight detection assembly and a humidity adjustment assembly, as shown in fig. 1. Preferably, the weight detecting component is arranged in the space to be controlled and used for determining the weight of the water vapor in the space to be controlled, the humidity adjusting component is arranged in the space to be controlled, and the humidity adjusting component is used for adjusting the humidity of the space to be controlled and enabling the weight of the water vapor in the space to be controlled to be within a first preset water vapor weight range.
The humidity control assembly comprises a weight detection assembly and a humidity adjustment assembly, wherein the weight detection assembly is arranged in a space to be controlled and is used for determining the weight of water vapor in the space to be controlled, the humidity adjustment assembly is arranged in the space to be controlled and is used for adjusting the humidity of the space to be controlled and enabling the weight of the water vapor in the space to be controlled to be within a first preset water vapor weight range, namely the humidity control assembly disclosed by the invention is used for adjusting the humidity of the space to be controlled based on the weight of the water vapor in the space to be controlled, and the change rate of the weight of the water vapor in the space to be controlled is not influenced by the temperature, so that the humidity in the space to be controlled can be accurately controlled by controlling the weight of the water vapor in the space to be controlled, and the humidity in the space to be controlled is always within a preset value and cannot exceed a set range. The humidity control assembly solves the problems that humidity is controlled by controlling temperature, so that the humidity at partial temperature exceeds a preset range and accurate humidity control cannot be realized in the prior art.
According to a preferred embodiment, the humidity control assembly further comprises a temperature detector 101 and a humidity detector 102, as shown in fig. 1. Preferably, the temperature detector 101 is disposed in the space to be controlled and is used for detecting the temperature in the space to be controlled, the humidity detector 102 is disposed in the space to be controlled and is used for detecting the humidity in the space to be controlled, and the temperature detector 101 and the humidity detector 102 are used for determining a first preset water vapor weight range and the real-time water vapor weight in the space to be controlled, wherein the first preset water vapor weight satisfies Wd < W01< Wg, W01 is the first preset water vapor weight, wd is the water vapor weight of the space to be controlled at the highest set temperature and the lowest set humidity, and Wg is the water vapor weight of the space to be controlled at the lowest set temperature and the highest set humidity. More preferably, the temperature and humidity in the space to be controlled can be measured by the temperature detector 101 and the humidity detector 102 (the humidity measured by the humidity detector 102 is the wet bulb temperature), and then the real-time water vapor weight and Wd and Wg of the indoor space are calculated by using the formula w=v×s×1.293×273.15/(273.15+t), wherein W is the water vapor weight of the indoor space, V is the indoor volume, S is the indoor absolute humidity (the absolute humidity can be obtained based on looking up the relation table between the absolute humidity and the wet bulb temperature), and T is the indoor temperature, based on the volume size of the space to be controlled.
The humidity control assembly according to the preferred embodiment further includes a temperature detector 101 and a humidity detector 102, and the temperature detector 101 and the humidity detector 102 can determine a first preset water vapor weight range and a real-time water vapor weight in a space to be controlled, so as to provide a basis for starting and stopping the humidity control assembly. Furthermore, as the first preset water vapor weight is satisfied that Wd is less than W01 and Wg, after the water vapor weight in the space to be controlled reaches the first preset water vapor weight range, even if the space to be controlled is continuously humidified or dehumidified through the allowance of the humidity adjusting component, the humidity of the space to be controlled is not caused to exceed a preset value, so that the effect of accurately controlling the humidity can be further achieved. Therefore, the humidity control assembly of the preferred technical scheme of the embodiment solves the technical problems that the humidity of a refrigeration house in the prior art exceeds the set range due to the postponement of the humidity control mode, and the accurate humidity control cannot be achieved.
According to a preferred embodiment, the weight detection assembly comprises a first weight detector 103 and a second weight detector 104, wherein the first weight detector 103 is used for detecting the weight of the evaporator 20 in the refrigeration system and the second weight detector 104 is used for detecting the weight of the water tank 30 in the refrigeration system, as shown in fig. 1. During the refrigeration system on-refrigeration process, water vapor in the air is partially condensed on the evaporator 20, and partially becomes condensed water to be discharged into the water tank 30, so that the humidity of the air is reduced. In the humidity control assembly according to the preferred embodiment, the weight of the evaporator 20 and the weight of the water tank 30 can be obtained by the first weight detector 103 and the second weight detector 104, and the weight change condition of the water vapor in the space to be controlled can be determined based on the weight change amount of the evaporator 20 and the weight change amount of the water tank 30, so that a basis is provided for starting and stopping the humidity control assembly.
According to a preferred embodiment, the humidity conditioning assembly comprises a humidifying assembly 105 and a dehumidifying assembly 106, as shown in fig. 1, preferably, the humidifying assembly 105 is used to increase the humidity in the space to be controlled and the dehumidifying assembly 106 is used to decrease the humidity in the space to be controlled, as shown in fig. 1. Preferably, the structure of the dehumidifying assembly 106 may be the same as in the prior art, for example, the dehumidifying assembly 106 is a dehumidifier. The humidity control assembly according to the preferred embodiment of the present invention can adjust the humidity in the space to be controlled through the humidifying assembly 105 and the dehumidifying assembly 106, so that the humidity in the space to be controlled is maintained within a preset range, which is beneficial to food storage.
According to a preferred embodiment, the humidifying assembly 105 includes a first heater 1051 and a second heater 1052, as shown in FIG. 1. Preferably, the first heater 1051 is disposed at the evaporator 20 of the refrigeration system, the first heater 1051 is used for defrosting the evaporator 20 and making the water vapor generated in the defrosting process enter the space to be controlled, the second heater 1052 is disposed at the water tank 30 of the refrigeration system, and the second heater 1052 is used for heating the water tank 30 and making the water vapor generated in the heating process enter the space to be controlled. According to the humidity control assembly of the preferred technical scheme of the embodiment, the evaporator 20 is heated by the first heater 1051, the water tank 30 is heated by the second heater 1052, so that steam generated in the heating process can be discharged into a space to be controlled, the humidity in the space to be controlled is increased, the evaporator 20 can be subjected to defrosting, and the heat exchange efficiency of the evaporator 20 is improved. In the humidifying process, the water reduced in the space to be controlled is heated again and discharged into the space to be controlled, so that the original water source can be fully utilized, and the effect of saving the water source is achieved.
Example 2
This embodiment describes the refrigeration system of the present invention in detail.
The refrigerating system of the embodiment comprises a refrigerating component and a humidity control component. Preferably, the humidity control assembly is the humidity control assembly of any one of the embodiments 1, and the refrigeration assembly is used for refrigerating the room, and the humidity control assembly is used for controlling the humidity of the room. Preferably, the refrigeration system of the present embodiment is used for refrigerating a refrigerator.
The refrigeration system of the embodiment includes the humidity control assembly according to any one of the embodiments 1, and by means of the humidity control assembly, the humidity of the space to be controlled is always within a preset value and does not exceed a set range, so that the humidity control assembly has an accurate humidity control function.
According to a preferred embodiment, the refrigeration unit includes an evaporator 20, a water tank 30, and an outdoor unit 40, wherein an outlet of the outdoor unit 40, the evaporator 20, and an inlet of the outdoor unit 40 are sequentially connected to form a refrigerant circuit, an inlet of the water tank 30 is in communication with the evaporator 20, and an outlet of the water tank 30 is in communication with the outside, as shown in fig. 2. The refrigeration process of the refrigeration system according to the preferred technical scheme of this embodiment is the same as that of the prior art, and will not be described herein. The refrigerating system of the preferred technical scheme of the embodiment is further provided with a water tank 30, the water tank 30 not only can collect condensed water generated by the evaporator 20, but also can isolate the refrigeration house from the circulation of external air due to the fact that water is stored in the water tank 30, and plays a role in backwater bending of the refrigeration house, so that the refrigeration loss in the refrigeration house is avoided.
Example 3
The humidity control method of the refrigeration system of the present invention will be described in detail in this embodiment.
Fig. 3 shows a flowchart of a humidity control method of the refrigeration system of the present embodiment. As shown in fig. 3, the humidity control method of the refrigeration system according to any one of embodiment 2 includes the steps of:
And 1, acquiring the real-time water vapor weight of the indoor space.
And 2, comparing the obtained real-time water vapor weight with a second preset water vapor weight.
And 3, controlling the working states of the humidity adjusting component and the refrigerating component based on the comparison result of the real-time vapor weight and the second preset vapor weight, and enabling the real-time vapor weight to be within the first preset vapor weight range. Preferably, the first preset water vapor weight is Wd < W01< Wg, the second preset water vapor weight is Wd less than or equal to W02 less than or equal to Wg, wherein W01 is the first preset water vapor weight, W02 is the second preset water vapor weight, wd is the water vapor weight of the room at the highest set temperature and the lowest set humidity, and Wg is the water vapor weight of the room at the lowest set temperature and the highest set humidity.
The humidity control method of the refrigeration system of the embodiment comprises the steps of obtaining real-time vapor weight of an indoor space, comparing the obtained real-time vapor weight with second preset vapor weight, controlling working states of a humidity adjusting component and a refrigeration component based on a comparison result of the real-time vapor weight and the second preset vapor weight, enabling the real-time vapor weight to be in a first preset vapor weight range, enabling the humidity of the space to be controlled to be always in a preset value and not exceed a set range, and accordingly achieving an effect of accurately controlling humidity.
According to a preferred embodiment, the method comprises the steps of obtaining the volume, temperature and wet bulb temperature of an indoor space, determining the absolute humidity of the indoor space based on the wet bulb temperature of the indoor space (the humidity measured by the humidity detector 102 is the wet bulb temperature, the absolute humidity can be obtained based on a relation table between the absolute humidity and the wet bulb temperature), and calculating the real-time vapor weight of the indoor space by using the formula ws=v×s×1.293×273.15/(273.15+t), wherein Ws is the real-time vapor weight of the indoor space, V is the indoor volume, S is the indoor absolute humidity, and T is the indoor temperature. According to the humidity control method of the refrigeration system in the preferred technical scheme of the embodiment, the real-time water vapor weight of the indoor space is obtained, so that basis can be provided for starting and stopping of the humidity adjusting component and the refrigeration component.
According to a preferred embodiment, the first preset water vapor weight satisfies that Wd1 is less than or equal to W01 and less than or equal to Wg1, wherein Wd1 is the water vapor weight of the room at the lowest set temperature and the lowest set humidity, and Wg1 is the water vapor weight of the room at the highest set temperature and the highest set humidity. According to the humidity control method of the refrigeration system in the preferred technical scheme of the embodiment, the first preset water vapor weight is equal to or less than Wd1 and equal to or less than Wg1, so that the indoor water vapor weight reaches the first preset water vapor weight range, after the indoor humidity is continuously humidified or dehumidified through the allowance of the humidity adjusting component, the indoor humidity is closer to a preset value, and the humidity control accuracy is further improved.
According to a preferred embodiment, wd, wg, wd1 and Wg1 can be calculated using the formula w=v×s×1.293×273.15/(273.15+t) based on the temperature range and humidity range preset in the room. Specifically ,Wd＝V*Sd*1.293*273.15/(273.15+T1),Wg＝V*Sg*1.293*273.15/(273.15+T2),Wd1＝V*Sd*1.293*273.15/(273.15+T2),Wg1＝V*Sg*1.293*273.15/(273.15+T1),, where T1 is the maximum value of the indoor set temperature, T2 is the minimum value of the indoor set temperature, sd is the minimum value of the indoor set humidity, and Sg is the maximum value of the indoor set humidity.
According to a preferred embodiment, when Ws < Wd, the humidity control assembly is controlled to operate in a humidification mode and the humidification amount is Wg1-Ws, when Ws > Wg, the humidity control assembly is controlled to operate in a dehumidification mode and the dehumidification amount is greater than Ws-Wg1, when Wd is less than or equal to Ws less than or equal to Wg, the refrigeration assembly is controlled to start a refrigeration mode and Ws1=Ws, wz1=Wz, wx1=Wx is recorded, wherein Ws is the real-time vapor weight of the indoor space, wg1 is the vapor weight of the indoor space at the highest set temperature and the highest set humidity, ws1, wz1 and Wx1 are the vapor weight of the indoor space, the weight of the evaporator 20 and the weight of the water tank 30, and Wz and Wx are the real-time weight of the evaporator 20 and the real-time weight of the water tank 30, respectively. According to the humidity control method of the refrigeration system of the preferred technical scheme, when humidification is needed, the humidification amount is Wg1-Ws, and when dehumidification is needed, the humidification amount is larger than Ws-Wg1, so that the humidity of the space to be controlled cannot exceed a preset value even if the space to be controlled is continuously humidified or dehumidified through the allowance of the humidity adjusting component, an effect of accurately controlling the humidity is achieved, and the indoor humidity is closer to the preset value after the allowance of the humidity adjusting component is continuously humidified or dehumidified, so that the humidity control accuracy is further improved.
According to a preferred embodiment, the refrigeration assembly starts the refrigeration mode further comprising the steps of monitoring the weight change of the indoor space vapor, the weight change of the evaporator 20 and the weight change of the water tank 30, and controlling the humidity adjustment assembly to operate the humidification mode when δws+δwx+δwz=wg1-Wd, and to make ws=ws1, wx=wx1, or make the indoor real-time temperature reach the highest set temperature, wherein δws, δwx and δwz are the weight change of the indoor space vapor, the weight change of the evaporator 20 and the weight change of the water tank 30 during the refrigeration, respectively, and δws=ws1-Ws, δwx=wx1-Wx, δwz=wz 1-Wz. In the humidity control method of the refrigeration system according to the preferred embodiment, during the refrigeration process of the refrigeration assembly, part of water vapor in the air is condensed on the evaporator 20, and part of the water vapor is changed into condensed water to be discharged into the water tank 30, so that the humidity of the air is reduced, and when δws+δwx+δwz=wg1-Wd is detected, the humidity control assembly is controlled to operate in a humidification mode, so that the indoor humidity can be ensured not to exceed the preset range within the set temperature range, and the humidity control accuracy is further improved.
In the description of the present invention, it should be noted that, unless otherwise indicated, the meaning of "plurality" means two or more, and the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements 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 invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, or indirectly connected via an intermediary. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
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| JP2928151B2 (en) * | 1995-12-13 | 1999-08-03 | タバイエスペック株式会社 | Water vapor partial pressure conversion type humidity controller |
| JP4628280B2 (en) * | 2006-01-13 | 2011-02-09 | 三菱電機株式会社 | Dehumidifier control method |
| CN113091285A (en) * | 2020-01-09 | 2021-07-09 | 浙江盾安机电科技有限公司 | System, method, computer device and storage medium for controlling air temperature and humidity |
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