CN112682914A - Control method of ice storage mobile air conditioner - Google Patents
Control method of ice storage mobile air conditioner Download PDFInfo
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- CN112682914A CN112682914A CN202011511324.3A CN202011511324A CN112682914A CN 112682914 A CN112682914 A CN 112682914A CN 202011511324 A CN202011511324 A CN 202011511324A CN 112682914 A CN112682914 A CN 112682914A
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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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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The invention discloses a control method of an ice storage mobile air conditioner, which comprises the following steps: the control device acquires the set blowing control precision T0, the set blowing temperature T1 and the set ice storage box temperature T2; the control device acquires real-time air supply temperature T11 fed back by the air supply temperature sensor and real-time water temperature T21 of the ice storage box fed back by the water temperature sensor in real time; when T21 is larger than T2, the control device outputs a water drainage and ice change prompt; when T21 is more than or equal to T2 and T1-T0 is more than or equal to T11 and T1+ T0, the control device controls the working state of the air supply mechanism to be kept unchanged; when T21 is less than or equal to T2 and T11 is more than T1+ T0, the control device controls and increases the air volume output by the air supply mechanism; when T21 is not less than T2 and T11 is less than T1-T0, the control device controls and reduces the air volume output by the air supply mechanism; according to the control method of the ice-storage mobile air conditioner, the ice-storage mobile air conditioner can fully utilize the cold quantity of ice in the refrigerator and the cold quantity of melt water to cool air by detecting the real-time water temperature of the refrigerator, so that the energy utilization rate of the ice-storage mobile air conditioner is improved.
Description
Technical Field
The invention relates to the technical field of ice storage air conditioners, in particular to a control method of an ice storage mobile air conditioner.
Background
In the existing ice cold storage, at the off-peak time of a power grid at night, the cold quantity is stored by using low-price electric ice making cold storage, and when the power consumption peak time is in the daytime, ice is melted into water to absorb heat and supply cold together with a refrigerating unit; the existing ice storage mobile air conditioner has the problems of heavy weight, inconvenient movement, poor use experience and the like.
In addition, in the existing partial ice storage air conditioner, the heat exchange process is realized by directly contacting external air with ice, and the air output by the ice storage air conditioner may carry broken ice and water drops, so that the use experience of a user is reduced; and when the ice is melted into water, the melted water is generally directly discharged out of the ice storage air conditioner and cannot be reused, so that the problem that the energy consumption of the whole ice storage air conditioner is high is caused.
It is seen that improvements and enhancements to the prior art are needed.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a control method of an ice storage mobile air conditioner, which can fully utilize the cold quantity of ice and the cold quantity of molten water in a refrigerator to cool air by detecting the real-time water temperature of the refrigerator, thereby improving the energy utilization rate of the ice storage mobile air conditioner.
In order to achieve the purpose, the invention adopts the following technical scheme:
a control method of an ice storage mobile air conditioner comprises a shell, a control device, an air supply mechanism, an ice storage box and a heat exchanger, wherein the control device, the air supply mechanism, the ice storage box and the heat exchanger are arranged in the shell; the ice storage box is internally provided with a water temperature sensor, the air supply side of the air supply mechanism is provided with an air supply temperature sensor, the control device is respectively and electrically connected with the air supply mechanism, the water temperature sensor and the air supply temperature sensor, and the control method comprises the following steps:
the control device acquires the set blowing control precision T0, the set blowing temperature T1 and the set ice storage box temperature T2;
the control device acquires real-time air supply temperature T11 fed back by the air supply temperature sensor and real-time water temperature T21 of the ice storage box fed back by the water temperature sensor in real time;
when T21 is larger than T2, the control device outputs a water drainage and ice change prompt;
when T21 is more than or equal to T2 and T1-T0 is more than or equal to T11 and T1+ T0, the control device controls the working state of the air supply mechanism to be kept unchanged;
when T21 is less than or equal to T2 and T11 is more than T1+ T0, the control device controls and increases the air volume output by the air supply mechanism;
when T21 is less than or equal to T2 and T11 is less than T1-T0, the control device controls and reduces the air volume output by the air supply mechanism.
In the control method of the ice storage mobile air conditioner, the ice storage mobile air conditioner further comprises an operation panel, the operation panel is arranged on the shell and electrically connected with the control device, and the control device obtains set air supply control precision T0, set air supply temperature T1 and set temperature T2 of the ice storage box, and the control method specifically comprises the following steps:
the control device obtains the set blowing control precision T0, the set blowing temperature T1 and the ice storage box set temperature T2 through the operation panel.
In the control method of the ice cold storage mobile air conditioner, the air supply mechanism comprises a plurality of fans arranged in a shell and a plurality of air supply outlets arranged on the shell, the fans correspond to the air supply outlets one by one, and the fans are electrically connected with the control device; when T21 is less than or equal to T2 and T11 is greater than T1+ T0, the control device controls and increases the air volume output by the air supply mechanism, and the method specifically comprises the following steps:
when T21 is less than or equal to T2 and T11 is more than T1+ T0, the control device controls the starting number of the fans to be increased or controls the rotating speed of the started fans to be increased.
In the control method of the ice storage mobile air conditioner, when T21 is not more than T2 and T11 is more than T1-T0, the control device controls and reduces the air volume output by the air supply mechanism, and the control method specifically comprises the following steps:
when T21 is less than or equal to T2 and T11 is less than T1-T0, the control device controls the number of the started fans to be reduced or controls the rotating speed of the started fans to be reduced.
In the control method of the ice storage mobile air conditioner, the control method further comprises the following steps:
the operation panel feeds back the air supply outlet selected by the user to the control device;
and the control device controls the corresponding fan to be opened according to the air supply outlet information fed back by the operation panel.
In the control method of the ice storage mobile air conditioner, an air inlet temperature sensor is arranged on the air inlet side of the shell, and the control method further comprises the following steps:
the control device obtains the refrigeration set temperature T3 fed back by the operation panel;
the control device obtains an inlet air temperature T31 fed back by the inlet air temperature sensor in real time;
when T31 is more than or equal to T3, the control device obtains real-time air supply temperature T11 fed back by the air supply temperature sensor and real-time water temperature T21 of the ice storage tank fed back by the water temperature sensor in real time;
when T31 < T3, the control device controls the ice storage mobile air conditioner to be adjusted to a standby state.
In the control method of the ice storage mobile air conditioner, the control device outputs a prompt of draining and changing ice, and the control method specifically comprises the following steps:
the control device outputs a water drainage and ice change prompt to the operation panel for display.
Has the advantages that:
the invention provides a control method of an ice-storage mobile air conditioner, which realizes the work control of the ice-storage mobile air conditioner by detecting the real-time water temperature of a refrigerator and comparing the real-time water temperature with the set temperature of the ice storage box.
Drawings
FIG. 1 is a first logic flow diagram of a control method provided by the present invention;
FIG. 2 is a second logic flow diagram of the control method provided by the present invention;
FIG. 3 is a third logic flow diagram of a control method provided by the present invention;
FIG. 4 is a fourth logic flow diagram of a control method provided by the present invention;
fig. 5 is a schematic view of the internal structure of the ice storage mobile air conditioner provided by the invention.
Description of the main element symbols: 1-shell, 11-universal wheel, 12-ice adding cover, 13-condensed water discharge port, 15-push rod, 16-ice water discharge port, 2-control device, 3-power supply device, 4-air supply mechanism, 41-fan, 42-air pipe joint, 43-air supply port, 5-refrigerator, 6-heat exchanger and 7-condensed water storage tank.
Detailed Description
The invention provides a control method of an ice storage mobile air conditioner, which is further described in detail below by referring to the attached drawings and embodiments in order to make the purpose, technical scheme and effect of the invention clearer and clearer.
In the description of the present invention, it is to be understood that the terms "mounted," "connected," and the like are to be interpreted broadly, and those skilled in the art can understand the specific meanings of the above terms in the present invention according to specific situations.
Referring to fig. 5, the control method of the ice storage mobile air conditioner disclosed by the present application is used for realizing the work control of the ice storage mobile air conditioner, the ice storage mobile air conditioner comprises a shell 1, a control device 2, an air supply mechanism 4, an ice storage box 5 and a heat exchanger 6 are arranged in the shell 1, a plurality of universal wheels 11 are arranged at the bottom of the shell 1, the ice storage box 5 is connected with the heat exchanger 6, and the ice storage box 5 provides a cold source for the heat exchanger 6; an ice adding cover 12 and an ice water discharging port 16 are arranged on the shell 1, the ice adding cover 12 is used for achieving the purpose of adding ice into the ice storage box 5, and the ice water discharging port 16 is used for achieving the discharging of the melted water in the ice storage box 5; a water temperature sensor is arranged in the refrigerator storage 5 and used for detecting the temperature of the molten water in the refrigerator storage 5; an air supply temperature sensor is arranged on the air supply side of the air supply mechanism 4 and used for detecting the temperature of the air output by the shell 1; the control device 2 is respectively electrically connected with the air supply mechanism 4, the water temperature sensor and the air supply temperature sensor; in one embodiment, the control device 2 comprises a power supply device 3 and a control circuit board electrically connected with the power supply device 3, wherein any control chip of an STM32 series control chip is arranged on the control circuit board, and the power supply device 3 provides stable working voltage for the operation of the ice storage mobile air conditioner.
Referring to fig. 1 and 5, the present invention provides a control method of an ice storage mobile air conditioner, including the steps of:
s100, the control device 2 acquires set air supply control accuracy T0, set air supply temperature T1 and set ice storage box temperature T2; the set blower control accuracy T0, the set blower temperature T1, and the ice bank set temperature T2 may be set in the control device 2 in advance, or may be set or modified by a user using an operation panel or operating a remote control.
S200, the control device 2 obtains real-time air supply temperature T11 fed back by an air supply temperature sensor and real-time water temperature T21 of an ice storage box fed back by a water temperature sensor in real time; the control device 2 calculates the sum and difference between the air supply temperature T1 and the air supply control precision T0, and then compares the real-time air supply temperature T11 with the sum and the difference; the control device 2 compares the real-time ice storage tank water temperature T21 with the ice storage tank set temperature T2.
S310, when T21 is greater than T2, the cold quantity of the melted water in the ice storage box 5 is indicated to be incapable of meeting the refrigeration requirement of the ice storage mobile air conditioner, the control device 2 outputs a water drainage and ice change prompt, a user firstly discharges the ice water in the ice storage box 5 through the ice water discharge port 16 on the shell 1, and then adds ice into the ice storage box 5 by opening the ice adding cover 12 on the shell 1, so that the cold source adding work is completed, and the operation is simple and convenient; in one embodiment, an operation panel is arranged on the casing 1, and the control device 2 outputs a water drainage and ice change prompt to the operation panel for displaying, so as to remind a worker to drain water and change ice, thereby ensuring that the ice storage mobile air conditioner works normally and orderly.
S320, when T21 is not less than T2 and T1-T0 is not less than T11 is not less than T1+ T0, it indicates that the cold source which can be provided to the heat exchanger 6 in the refrigerator 5 is sufficient, and the actual air supply temperature is within the preset air supply temperature range, the control device 2 controls the working state of the air supply mechanism 4 to be kept unchanged, namely the control device 2 controls the air volume output by the air supply mechanism 4 to be kept unchanged.
S330, when T21 is less than or equal to T2 and T11 is more than T1+ T0, the cold source which can be provided to the heat exchanger 6 in the refrigerator 5 is sufficient, but the actual air supply temperature exceeds the range of the air supply temperature preset in the control device 2, the control device 2 controls and increases the air volume output by the air supply mechanism 4 to accelerate the flowing speed of the surrounding ambient air and the air in the shell 1, and therefore the aim of rapidly reducing the temperature of the surrounding ambient air is achieved.
And S340, when T21 is not less than T2 and T11 is less than T1-T0, the cold source which can be provided to the heat exchanger 6 in the refrigerator storage 5 is sufficient, but the actual air supply temperature is lower than the preset air supply temperature range, the control device 2 controls and reduces the air volume output by the air supply mechanism 4, the flowing speed of the surrounding environment air and the air in the shell 1 is reduced, the surrounding environment temperature is prevented from being too low, and the use experience of a user is improved.
The control method of the ice storage mobile air conditioner disclosed by the application realizes the working control of the ice storage mobile air conditioner by detecting the real-time water temperature of the molten water in the ice storage box 5 and comparing the real-time water temperature T21 with the set temperature T2 of the ice storage box; when the ice in the ice storage box 5 is melted into water due to heat exchange, the heat exchanger 6 can further utilize the cold energy of the melted water to cool the air; the melting heat of the ice is 336kJ/kg, the set temperature T2 of the ice storage box is assumed to be 20 ℃, the cold quantity which can be generated when the temperature of the melting water is increased from 0 ℃ to 20 ℃ is 84kJ/kg, and if the melting water is continuously adopted to cool the air until the temperature of the melting water is increased to 20 ℃, the energy waste can be reduced by about 25 percent; the control method of the ice-storage mobile air conditioner realizes the work control of the ice-storage mobile air conditioner by detecting the real-time water temperature in the ice storage box 5, can fully utilize the cold quantity of ice and the cold quantity of melt water in the ice storage box 5 to cool air, improves the energy utilization rate of the ice-storage mobile air conditioner, and reduces the energy consumption of the whole ice-storage mobile air conditioner.
Further, referring to fig. 2 and 5, the ice storage mobile air conditioner further includes an operation panel disposed on the housing 1, and the operation panel is electrically connected to the control device 2; the control device 2 obtains the set air supply control precision T0, the set air supply temperature T1 and the set ice storage box temperature T2, and specifically comprises the following steps:
s110, the control device 2 obtains the set air supply control precision T0, the set air supply temperature T1 and the set ice storage box temperature T2 through the operation panel, namely, in the working process of the ice cold storage mobile air conditioner, a user can adjust the sizes of the air supply control precision T0, the set air supply temperature T1 and the set ice storage box temperature T2 by adopting the operation panel according to the actual use requirement; in one embodiment, the operating panel comprises a display screen for displaying information fed back to the control panel by the control device 2 and keyboard keys for enabling input of control instructions by a user.
Further, referring to fig. 2 and 5, the air supply mechanism 4 includes a plurality of fans 41 disposed in the casing 1 and a plurality of air supply outlets 43 opened on the casing 1, the fans 41 correspond to the air supply outlets 43 one by one, and the fans 41 are electrically connected to the control device 2; when T21 is less than or equal to T2 and T11 is greater than T1+ T0, the control device 2 controls and increases the air volume output by the air supply mechanism 4, and the method specifically comprises the following steps:
s331, when T21 is less than or equal to T2 and T11 is more than T1+ T0, controlling the control device 2 to increase the opening number of the fans 41 or control the rotating speed of the started fans 41 to increase; in the actual working process of the ice storage mobile air conditioner, the control device 2 can control part of the fans 41 to be started firstly in the initial stage of working, when the real-time air supply temperature T11 is greater than T1+ T0, the control device 2 controls the rotating speed of the started fans 41 to be increased firstly, and when the real-time air supply temperature T11 is still greater than T1+ T0 after working for a certain time, such as 3 minutes, the control device 2 controls the rest of the fans 41 to be started; after working for a certain time, for example, after working for 3 minutes, when the real-time air supply temperature T11 is still greater than T1+ T0, the control device 2 controls the rotation speed of all the fans 41 to increase to reduce the temperature of the ambient air, and controls a part of the fans 41 to be turned on first, and controls more fans 41 to be turned on only when the ambient condition requirements cannot be met, so that the overall energy consumption of the ice storage mobile air conditioner can be reduced to a certain extent.
Further, referring to fig. 2, when T21 is not less than T2 and T11 is less than T1-T0, the control device 2 controls and reduces the air volume output by the air supply mechanism 4, which specifically includes the steps of:
s341, when T21 is less than or equal to T2 and T11 is less than T1-T0, the control device 2 controls to reduce the number of the started fans 41 or controls the rotating speed of the started fans 41 to be reduced; when the real-time air supply temperature T11 is less than T1-T0, the control device 2 first controls to reduce the number of the fans 41 that have been turned on, and when the real-time air supply temperature T11 is still less than T1-T0 after a period of time, such as 3 minutes of operation, the control device 2 controls to reduce the rotation speed of the fans 41 that have been turned on.
Further, referring to fig. 3, when the ice storage mobile air conditioner is in a normal working state, that is, the ice storage box 5 provides energy for the heat exchanger 6 and the air supply mechanism 4 works normally, the control method further includes the steps of:
and S410, feeding back the air supply outlet 43 selected by the user to the control device 2 through the operation panel, and selecting the air supply outlet 43 to be opened through the operation panel by the user so as to improve the use experience of the user.
And S420, the control device 2 controls the corresponding fan 41 to be opened according to the air supply outlet 43 information fed back by the operation panel.
In one embodiment, a first fan and a second fan are arranged in the casing 1, a first air supply outlet communicated with the first fan and a second air supply outlet communicated with the second fan are formed in the casing 1, and the first air supply outlet is positioned above the second air supply outlet; the user can choose to supply air through the first air supply outlet positioned above or choose to supply air through the second air supply outlet positioned below or choose to supply air through the first air supply outlet and the second air supply outlet together according to actual use requirements, so that different air supply experiences are provided for the user.
Further, referring to fig. 4, an intake air temperature sensor is disposed on an intake side of the housing 1, and the control method further includes the steps of:
s500, the control device 2 obtains the cooling setting temperature T3 fed back from the operation panel, and the user can set the cooling setting temperature T3 through the operation panel.
S510, the control device 2 obtains the air inlet temperature T31 fed back by the air inlet temperature sensor in real time, and compares the air inlet temperature T31 with the refrigeration set temperature T3.
S520, when the T31 is larger than or equal to T3, the control device 2 controls the ice storage mobile air conditioner to execute a refrigeration mode; when the ice storage mobile air conditioner executes the cooling mode, the control device 2 controls the ice storage mobile air conditioner to sequentially execute the step S200, the step S310, the step S320, the step S330 and the step S340, that is, the control device 2 adjusts the working state of the ice storage mobile air conditioner according to the real-time air supply temperature T11 fed back by the air supply temperature sensor and the real-time water temperature T21 of the ice storage tank fed back by the water temperature sensor.
And S530, when T31 is less than T3, the control device 2 controls the ice storage mobile air conditioner to be adjusted to be in a standby state, when the ice storage mobile air conditioner is in the standby state, the ice storage box 5 stops conveying cold sources to the heat exchanger 6, the fan 41 in the shell 1 is in a stop state, and the air supply temperature sensor and the water temperature sensor feed back real-time air supply temperature T11 and real-time water temperature T21 to the control device 2 in real time.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the protective scope of the present invention.
Claims (7)
1. The control method of the ice storage mobile air conditioner is characterized in that the ice storage mobile air conditioner comprises a shell, a control device, an air supply mechanism, an ice storage box and a heat exchanger, wherein the control device, the air supply mechanism, the ice storage box and the heat exchanger are arranged in the shell; the ice storage box is internally provided with a water temperature sensor, the air supply side of the air supply mechanism is provided with an air supply temperature sensor, the control device is respectively and electrically connected with the air supply mechanism, the water temperature sensor and the air supply temperature sensor, and the control method comprises the following steps:
the control device acquires the set blowing control precision T0, the set blowing temperature T1 and the set ice storage box temperature T2;
the control device acquires real-time air supply temperature T11 fed back by the air supply temperature sensor and real-time water temperature T21 of the ice storage box fed back by the water temperature sensor in real time;
when T21 is larger than T2, the control device outputs a water drainage and ice change prompt;
when T21 is more than or equal to T2 and T1-T0 is more than or equal to T11 and T1+ T0, the control device controls the working state of the air supply mechanism to be kept unchanged;
when T21 is less than or equal to T2 and T11 is more than T1+ T0, the control device controls and increases the air volume output by the air supply mechanism;
when T21 is less than or equal to T2 and T11 is less than T1-T0, the control device controls and reduces the air volume output by the air supply mechanism.
2. The method as claimed in claim 1, wherein the mobile air conditioner further comprises an operation panel disposed on the housing, the operation panel is electrically connected to the control device, and the control device obtains the set air supply control accuracy T0, the set air supply temperature T1 and the set ice storage tank temperature T2, and specifically comprises the steps of: the control device obtains the set blowing control precision T0, the set blowing temperature T1 and the ice storage box set temperature T2 through the operation panel.
3. The control method of the ice storage mobile air conditioner as claimed in claim 2, wherein the air supply mechanism comprises a plurality of fans arranged in the housing and a plurality of air supply outlets arranged on the housing, the fans correspond to the air supply outlets one by one, and the fans are electrically connected with the control device; when T21 is less than or equal to T2 and T11 is greater than T1+ T0, the control device controls and increases the air volume output by the air supply mechanism, and the method specifically comprises the following steps:
when T21 is less than or equal to T2 and T11 is more than T1+ T0, the control device controls the starting number of the fans to be increased or controls the rotating speed of the started fans to be increased.
4. The method as claimed in claim 3, wherein the control device controls to reduce the air volume output by the air supply mechanism when T21 is not less than T2 and T11 is less than T1-T0, specifically comprising the steps of:
when T21 is less than or equal to T2 and T11 is less than T1-T0, the control device controls the number of the started fans to be reduced or controls the rotating speed of the started fans to be reduced.
5. The control method of the ice storage mobile air conditioner according to claim 3, characterized in that the control method further comprises the steps of:
the operation panel feeds back the air supply outlet selected by the user to the control device;
and the control device controls the corresponding fan to be opened according to the air supply outlet information fed back by the operation panel.
6. The control method of the ice storage mobile air conditioner according to claim 2, wherein an inlet air temperature sensor is arranged on the inlet air side of the shell, and the control method further comprises the following steps:
the control device obtains the refrigeration set temperature T3 fed back by the operation panel;
the control device obtains an inlet air temperature T31 fed back by the inlet air temperature sensor in real time;
when T31 is more than or equal to T3, the control device obtains real-time air supply temperature T11 fed back by the air supply temperature sensor and real-time water temperature T21 of the ice storage tank fed back by the water temperature sensor in real time;
when T31 < T3, the control device controls the ice storage mobile air conditioner to be adjusted to a standby state.
7. The method as claimed in claim 2, wherein the control device outputs a prompt for draining and changing ice, and comprises the following steps:
the control device outputs a water drainage and ice change prompt to the operation panel for display.
Priority Applications (1)
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| CN202011511324.3A CN112682914B (en) | 2020-12-18 | 2020-12-18 | Control method of ice storage mobile air conditioner |
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| CN202011511324.3A CN112682914B (en) | 2020-12-18 | 2020-12-18 | Control method of ice storage mobile air conditioner |
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| CN107514722A (en) * | 2017-09-29 | 2017-12-26 | 广东机电职业技术学院 | A kind of intelligent cold-storage domestic fan |
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2020
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| CN102003754A (en) * | 2010-11-30 | 2011-04-06 | 江苏兆胜空调有限公司 | Low temperature air supply air conditioner device for naval vessels and control method thereof |
| CN102011604A (en) * | 2010-12-23 | 2011-04-13 | 中国矿业大学 | Movable mine ice-storage air conditioner |
| CN104501525A (en) * | 2014-12-23 | 2015-04-08 | 姜芬 | Control method of temperature and humidity regulating device for fruit and vegetable storehouse |
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| CN112682914B (en) | 2022-07-26 |
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