CN109269011A - A kind of air conditioner - Google Patents
A kind of air conditioner Download PDFInfo
- Publication number
- CN109269011A CN109269011A CN201811055261.8A CN201811055261A CN109269011A CN 109269011 A CN109269011 A CN 109269011A CN 201811055261 A CN201811055261 A CN 201811055261A CN 109269011 A CN109269011 A CN 109269011A
- Authority
- CN
- China
- Prior art keywords
- valve member
- controller
- compressor
- air conditioner
- refrigerant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/36—Responding to malfunctions or emergencies to leakage of heat-exchange fluid
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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
- F24F11/65—Electronic processing for selecting an operating mode
-
- 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
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
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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
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
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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
- F24F2140/00—Control inputs relating to system states
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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
Abstract
The present invention provides a kind of air conditioners, are related to air-conditioning technical field.The air conditioner includes controller, indoor unit, outdoor unit, the first valve member and the second valve member.Outdoor unit includes compressor, four-way reversing valve and condenser, the both ends of compressor are connect with four-way reversing valve, four-way reversing valve, the first valve member, indoor unit, the second valve member and condenser join end to end, and refrigerant flow is formed with the compressor combination, controller is connect with the first valve member, the second valve member, compressor and four-way reversing valve respectively.Compared with prior art, air conditioner of the present invention is due to using the controller connecting respectively with the first valve member, the second valve member, compressor and four-way reversing valve, so the amount of leakage of refrigerant can be reduced in coolant leakage by the control and regulation of itself, to reduce the application risk of refrigerant, security performance is improved, it is practical.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of air conditioner.
Background technique
Currently, in the use process of air conditioner, in fact it could happen that the case where secondary refrigerant leakage.With the usage amount of combustible refrigerant
It is more and more extensive, if the security risk that air conditioner uses certainly will be will increase without effective control measure in coolant leakage.And show
Some air conditioners during operation, if there is the case where coolant leakage, can not adjust control by air conditioner itself to reduce
The leakage rate of refrigerant.
Summary of the invention
In view of this, the present invention is directed to propose a kind of air conditioner, can pass through the control and regulation of itself in coolant leakage
The amount of leakage of refrigerant is reduced, to reduce the application risk of refrigerant, improves security performance, it is practical.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of air conditioner, including controller, indoor unit, outdoor unit, the first valve member and the second valve member, outdoor unit include compression
The both ends of machine, four-way reversing valve and condenser, compressor are connect with four-way reversing valve, four-way reversing valve, the first valve member, interior
Machine, the second valve member and condenser join end to end, and with the compressor combination formed refrigerant flow, controller respectively with the first valve
Part, the second valve member, compressor are connected with four-way reversing valve.
Further, when indoor unit is revealed in process of refrigerastion, controller controls the second valve member and executes closing motion,
The operating frequency of controller control compressor is increased to highest frequency during the second valve member is closed, to reduce indoor unit
Refrigerant pressure, is closed in the second valve member and controller controls the closing of the first valve member after refrigerant recovering.
Further, when outdoor unit is revealed in process of refrigerastion, controller control four-way reversing valve commutates, with
Make air conditioner heat-production, controller controls the first valve member and executes closing motion, and controller controls during the first valve member is closed
The operating frequency of compressor reduces, and to reduce the refrigerant pressure of outdoor unit, controller controls compressor after the closing of the first valve member
It is operated with highest frequency, controller controls the second valve member and closes after refrigerant recovering.
Further, when indoor unit is revealed in heating operations, controller control four-way reversing valve commutates, with
Air conditioner is set to freeze, controller controls the second valve member and executes closing motion, and controller controls during the second valve member is closed
The operating frequency of compressor is increased to highest frequency, to reduce the refrigerant pressure of indoor unit, closes in the second valve member and refrigerant returns
Controller controls the first valve member and closes after receipts.
Further, when outdoor unit is revealed in heating operations, controller controls the first valve member and executes closing motion,
The operating frequency of controller control compressor reduces during the first valve member is closed, to reduce the refrigerant pressure of outdoor unit,
Controller control compressor is operated after the closing of the first valve member with highest frequency, and controller controls the second valve member after refrigerant recovering
It closes.
Further, outdoor unit further includes the first blower, and the first blower is connect with controller, and is set with condenser interval
It sets.
Further, when outdoor unit is revealed, controller is controlled the first blower and is operated with maximum speed.
Further, indoor unit includes evaporator and the second blower, and one end of evaporator is connect with the first valve member, the other end
It is connect with the second valve member, the second blower is connect with controller, and is arranged with evaporator interval.
Further, when indoor unit is revealed, controller is controlled the second blower and is operated with maximum speed.
Further, air conditioner further includes detector, and detector is installed on refrigerant flow, and is connect with controller.
Compared with the existing technology, air conditioner of the present invention has the advantage that
Air conditioner of the present invention, outdoor unit include compressor, four-way reversing valve and condenser, and the both ends of compressor are equal
Connect with four-way reversing valve, four-way reversing valve, the first valve member, indoor unit, the second valve member and condenser join end to end, and with it is described
Compressor combination forms refrigerant flow, and controller is connect with the first valve member, the second valve member, compressor and four-way reversing valve respectively.
Compared with prior art, air conditioner of the present invention due to use respectively with the first valve member, the second valve member, compressor and four
The controller of logical reversal valve connection, so the leakage of refrigerant can be reduced in coolant leakage by the control and regulation of itself
Amount improves security performance to reduce the application risk of refrigerant, practical.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of air conditioner described in the embodiment of the present invention;
Fig. 2 is the structural block diagram of air conditioner described in the embodiment of the present invention;
Fig. 3 is the flow chart of air conditioner described in the embodiment of the present invention.
Description of symbols:
1- air conditioner;2- controller;3- indoor unit;4- outdoor unit;The first valve member of 5-;The second valve member of 6-;7- detector;8-
Refrigerant flow;9- compressor;10- four-way reversing valve;11- condenser;The first blower of 12-;13- evaporator;The second blower of 14-.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Embodiment
Incorporated by reference to referring to Figures 1 and 2, the embodiment of the invention provides a kind of air conditioner 1, for the temperature in room into
Row regulation.It can reduce the amount of leakage of refrigerant by the control and regulation of itself in coolant leakage, to reduce refrigerant
Application risk improves security performance, practical.
Air conditioner 1 includes controller 2, indoor unit 3, outdoor unit 4, the first valve member 5, the second valve member 6 and detector 7.It is indoor
One end of machine 3 is connect by the first valve member 5 with outdoor unit 4, and the other end of indoor unit 3 is connected by the second valve member 6 with outdoor unit 4
It connects, indoor unit 3, the first valve member 5, outdoor unit 4 and the second valve member 6 are sequentially connected and join end to end, and combine with the compressor 9
Form refrigerant flow 8.Detector 7 is installed on refrigerant flow 8, and is connect with controller 2.Detector 7 can be in air conditioner 1
Whether real-time detection refrigerant is revealed in operational process, and can judge the position that refrigerant is revealed, thus
Control signal is issued to controller 2.Controller 2 is connect with indoor unit 3, outdoor unit 4, the first valve member 5 and the second valve member 6 respectively,
Controller 2 can control all parts in secondary refrigerant leakage and movement is adjusted, to reduce the amount of leakage of refrigerant.
Outdoor unit 4 includes compressor 9, four-way reversing valve 10, condenser 11 and the first blower 12.The both ends of compressor 9 are equal
It is connect with four-way reversing valve 10, to realize the function of heating or refrigeration under the action of four-way reversing valve 10.Four-way reversing valve
10, the first valve member 5, indoor unit 3, the second valve member 6 and condenser 11 join end to end, and combine to form refrigerant with the compressor 9
Flow path 8.Controller 2 is connect with compressor 9, four-way reversing valve 10 and the first blower 12 respectively, to control the operating frequency of compressor 9
The revolving speed of rate, the working condition of four-way reversing valve 10 and the first blower 12.First blower 12 is arranged with the interval of condenser 11, the
One blower 12 is used to carry out wind-cooling heat dissipating to condenser 11.When outdoor unit 4 is revealed, controller 2 controls the first blower 12
It is operated with maximum speed, the first blower 12 can dispel the refrigerant revealed in outdoor unit 4 in air, reduce in environment
Refrigerant concentration promote the safety of air conditioner 1 in use to reduce adverse effect caused by coolant leakage.
Indoor unit 3 includes evaporator 13 and the second blower 14.One end of evaporator 13 is connect with the first valve member 5, the other end
It being connect with the second valve member 6, four-way reversing valve 10, the first valve member 5, evaporator 13, the second valve member 6 and condenser 11 join end to end,
And it combines to form refrigerant flow 8 with the compressor 9.Second blower 14 is connect with controller 2, and is set with the interval of evaporator 13
It sets, the air blowout that the second blower 14 is used to that evaporator 13 to be heated or be freezed, to adjust indoor air temperature.When indoor unit 3 is sent out
When raw leakage, controller 2 is controlled the second blower 14 and is operated with maximum speed, and the second blower 14 can will have been let out in outdoor unit 4
The refrigerant of dew dispels in air, and the refrigerant concentration reduced in environment mentions to reduce adverse effect caused by coolant leakage
Rise the safety of air conditioner 1 in use.
Referring to figure 3., it is notable that when refrigerant is revealed, there are four leak conditions for the tool of refrigerant flow 8, divide
Leakage, the generation of outdoor unit 4 leakage, the interior in heating operations in process of refrigerastion Wei not occur by indoor unit 3 in process of refrigerastion
Leakage occurs for machine 3 and outdoor unit 4 is revealed in heating operations, and for different leak conditions, detector 7 can be to control
Device 2 issues different control signals, so that controller 2 controls all parts and carries out different adjusting movements, to realize each
The function of secondary refrigerant leakage amount can be reduced under kind leak condition.
It should be noted that the first valve member 5 can turn on or off, to be connected or be truncated refrigerant flow 8, the first valve
Part 5 from start execute closing motion to completely close need through after a period of time.Second valve member 6 can turn on or off, with
Conducting or truncation refrigerant flow 8, the second valve member 6 from start execute closing motion to completely close need through after a period of time.
When indoor unit 3 is revealed in process of refrigerastion, at this time refrigerant in refrigerant flow 8 along first direction (by outdoor
Machine 4 arrives the direction of indoor unit 3 by the second valve member 6) flowing.Controller 2 controls the second valve member 6 and executes closing motion, with truncation
The refrigerant flow 8 of 3 inlet of indoor unit, prevents refrigerant from going successively to leak point.During the second valve member 6 is closed, control
The operating frequency that device 2 controls compressor 9 is increased to highest frequency, to reduce the refrigerant pressure of indoor unit 3, avoids excessive refrigerant
It is extruded from refrigerant flow 8, in the process, the refrigerant in indoor unit 3 continues flowing under the action of compressor 9 and returns to compression
Machine 9.It being completely closed in the second valve member 6 and controller 2 controls the first valve member 5 and closes after the completion of refrigerant recovering, air conditioner 1 shuts down,
It completes control and adjusts.
When outdoor unit 4 is revealed in process of refrigerastion, refrigerant flows in refrigerant flow 8 along first direction at this time, control
Device 2 processed controls four-way reversing valve 10 and commutates so that air conditioner 1 heats so that refrigerant in refrigerant flow 8 in a second direction
(the first valve member 5 to the direction of indoor unit 3 is passed through by outdoor unit 4) flowing.Controller 2 controls the first valve member 5 and executes closing motion,
The refrigerant flow 8 of 4 inlet of outdoor unit is truncated, prevent refrigerant from going successively to leak point.During the first valve member 5 is closed
The operating frequency that controller 2 controls compressor 9 reduces, and to reduce the refrigerant pressure of outdoor unit 4, avoids excessive refrigerant from refrigerant
It is extruded in flow path 8, in the process, the refrigerant in outdoor unit 4 continues flowing under the action of compressor 9 and returns to compressor 9.?
First valve member 5 is completely closed the rear control of controller 2 compressor 9 and is operated with highest frequency, and the recycling speed of refrigerant is accelerated.In refrigerant
Controller 2 controls the second valve member 6 and closes after the completion of recycling, and air conditioner 1 shuts down, and completes control and adjusts.
When indoor unit 3 is revealed in heating operations, refrigerant flows in a second direction in refrigerant flow 8 at this time, control
Device 2 processed controls four-way reversing valve 10 and commutates, so that air conditioner 1 freezes, so that refrigerant is in refrigerant flow 8 along first direction
Flowing.Controller 2, which controls the second valve member 6 execution closing motion, prevents refrigerant so that the refrigerant flow 8 of 3 inlet of indoor unit is truncated
Go successively to leak point.The operating frequency that controller 2 controls compressor 9 during the second valve member 6 is closed is increased to highest
Frequency avoids extruding excessive refrigerant from refrigerant flow 8 to reduce the refrigerant pressure of indoor unit 3, in the process, indoor
Refrigerant in machine 3 continues flowing under the action of compressor 9 and returns to compressor 9.It is completely closed and refrigerant recovering in the second valve member 6
Controller 2 controls the first valve member 5 and closes after the completion, and air conditioner 1 shuts down, and completes control and adjusts.
When outdoor unit 4 is revealed in heating operations, refrigerant flows in a second direction in refrigerant flow 8 at this time.Control
Device 2 processed controls the first valve member 5 and executes closing motion, the refrigerant flow 8 of 4 inlet of outdoor unit is truncated, prevent refrigerant continue into
Enter leak point.The operating frequency that controller 2 controls compressor 9 during the first valve member 5 is closed reduces, to reduce outdoor unit
4 refrigerant pressure avoids extruding excessive refrigerant from refrigerant flow 8, and in the process, the refrigerant in outdoor unit 4 is compressing
Continue flowing under the action of machine 9 and returns to compressor 9.Controller 2 controls compressor 9 with highest after the first valve member 5 completely closes
Frequency run accelerates the recycling speed of refrigerant.Controller 2 controls the second valve member 6 and closes after the completion of refrigerant recovering, air conditioner 1
Shutdown is completed control and is adjusted.
Air conditioner 1 described in the embodiment of the present invention, outdoor unit 4 include compressor 9, four-way reversing valve 10 and condenser 11,
The both ends of compressor 9 are connect with four-way reversing valve 10, four-way reversing valve 10, the first valve member 5, indoor unit 3,6 and of the second valve member
Condenser 11 joins end to end, and combines to form refrigerant flow 8 with the compressor 9, controller 2 respectively with the first valve member 5, second
Valve member 6, compressor 9 and four-way reversing valve 10 connect.Compared with prior art, air conditioner of the present invention 1 is due to using
The controller 2 being connect respectively with the first valve member 5, the second valve member 6, compressor 9 and four-way reversing valve 10, so can be let out in refrigerant
The amount of leakage of refrigerant is reduced by the control and regulation of itself when leakage, to reduce the application risk of refrigerant, improves security performance,
It is practical.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of air conditioner, which is characterized in that including controller (2), indoor unit (3), outdoor unit (4), the first valve member (5) and
Two valve members (6), the outdoor unit (4) include compressor (9), four-way reversing valve (10) and condenser (11), the compressor (9)
Both ends connect with the four-way reversing valve (10), the four-way reversing valve (10), first valve member (5), the interior
Machine (3), second valve member (6) and the condenser (11) join end to end, and combine to form refrigerant stream with the compressor (9)
Road (8), the controller (2) respectively with first valve member (5), second valve member (6), the compressor (9) and described
Four-way reversing valve (10) connection.
2. air conditioner according to claim 1, which is characterized in that the indoor unit (3) described in the process of refrigerastion is revealed
When, the controller (2) controls second valve member (6) and executes closing motion, during second valve member (6) is closed
The operating frequency that the controller (2) controls the compressor (9) is increased to highest frequency, to reduce the indoor unit (3)
Refrigerant pressure, is closed in second valve member (6) and the controller (2) controls the first valve member (5) pass after refrigerant recovering
It closes.
3. air conditioner according to claim 1, which is characterized in that the outdoor unit (4) described in the process of refrigerastion is revealed
When, the controller (2) controls the four-way reversing valve (10) and commutates, so that the air conditioner heat-production, the controller
(2) it controls first valve member (5) and executes closing motion, the controller (2) during first valve member (5) is closed
The operating frequency for controlling the compressor (9) reduces, to reduce the refrigerant pressure of the outdoor unit (4), in first valve member
(5) controller (2) is controlled the compressor (9) and is operated with highest frequency after closing, the controller after refrigerant recovering
(2) second valve member (6) is controlled to close.
4. air conditioner according to claim 1, which is characterized in that the indoor unit (3) described in the heating operations is revealed
When, the controller (2) controls the four-way reversing valve (10) and commutates, so that the air conditioner freezes, the controller
(2) it controls second valve member (6) and executes closing motion, the controller (2) during second valve member (6) is closed
The operating frequency for controlling the compressor (9) is increased to highest frequency, to reduce the refrigerant pressure of the indoor unit (3), in institute
The controller (2) controls the first valve member (5) closing after stating the second valve member (6) closing and refrigerant recovering.
5. air conditioner according to claim 1, which is characterized in that the outdoor unit (4) described in the heating operations is revealed
When, the controller (2) controls first valve member (5) and executes closing motion, during first valve member (5) is closed
The operating frequency that the controller (2) controls the compressor (9) reduces, to reduce the refrigerant pressure of the outdoor unit (4),
The controller (2) is controlled the compressor (9) and is operated with highest frequency after first valve member (5) closing, in refrigerant recovering
The controller (2) controls second valve member (6) and closes afterwards.
6. air conditioner according to claim 1, which is characterized in that the outdoor unit (4) further includes the first blower (12), institute
It states the first blower (12) to connect with the controller (2), and is spaced and is arranged with the condenser (11).
7. air conditioner according to claim 6, which is characterized in that when the outdoor unit (4) is revealed, the control
Device (2) is controlled first blower (12) and is operated with maximum speed.
8. air conditioner according to claim 1, which is characterized in that when the indoor unit (3) is revealed, the control
Device (2) is controlled second blower (14) and is operated with maximum speed.
9. air conditioner according to claim 8, which is characterized in that the indoor unit (3) includes evaporator (13) and second
Blower (14), one end of the evaporator (13) are connect with first valve member (5), and the other end and second valve member (6) are even
It connects, second blower (14) connect with the controller (2), and is spaced and is arranged with the evaporator (13).
10. air conditioner according to claim 1, which is characterized in that the air conditioner further includes detector (7), the inspection
It surveys device (7) to be installed on the refrigerant flow (8), and is connect with the controller (2).
Priority Applications (1)
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CN201811055261.8A CN109269011B (en) | 2018-09-11 | 2018-09-11 | Air conditioner |
Applications Claiming Priority (1)
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CN201811055261.8A CN109269011B (en) | 2018-09-11 | 2018-09-11 | Air conditioner |
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CN109269011A true CN109269011A (en) | 2019-01-25 |
CN109269011B CN109269011B (en) | 2021-09-21 |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110469951A (en) * | 2019-08-19 | 2019-11-19 | 青岛海尔空调器有限总公司 | A kind of control method of air conditioner, storage medium and air conditioner |
CN111578443A (en) * | 2020-05-08 | 2020-08-25 | 青岛海尔空调器有限总公司 | Control system and method and control device of air conditioner |
CN112503720A (en) * | 2020-12-08 | 2021-03-16 | 合肥美的暖通设备有限公司 | Refrigerant leakage protection method, air conditioning equipment and readable storage medium |
CN113339883A (en) * | 2021-05-31 | 2021-09-03 | 珠海格力电器股份有限公司 | Air conditioner for preventing refrigerant leakage and control method thereof |
CN114151922A (en) * | 2021-09-30 | 2022-03-08 | 杭州先途电子有限公司 | Control method, controller and air conditioning system |
CN115143592A (en) * | 2022-06-30 | 2022-10-04 | 海信空调有限公司 | Air conditioner |
RU2807657C1 (en) * | 2023-07-13 | 2023-11-21 | Федеральное Государственное Бюджетное Образовательное Учреждение Высшего Образования "Новосибирский Государственный Технический Университет" | Device for increasing heat transfer of refrigeration unit condenser |
WO2024016669A1 (en) * | 2022-07-19 | 2024-01-25 | 青岛海信日立空调系统有限公司 | Air conditioning system |
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