CN107023917A - Air-conditioning refrigerator all-in-one and its progress control method - Google Patents

Air-conditioning refrigerator all-in-one and its progress control method Download PDF

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Publication number
CN107023917A
CN107023917A CN201710214518.9A CN201710214518A CN107023917A CN 107023917 A CN107023917 A CN 107023917A CN 201710214518 A CN201710214518 A CN 201710214518A CN 107023917 A CN107023917 A CN 107023917A
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China
Prior art keywords
control valve
pipeline
valve
control
heat exchanger
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Granted
Application number
CN201710214518.9A
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Chinese (zh)
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CN107023917B (en
Inventor
许文明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Air Conditioner Gen Corp Ltd
Haier Smart Home Co Ltd
Qingdao Haier Jiaozhou Air Conditioner Co Ltd
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Qingdao Haier Air Conditioner Gen Corp Ltd
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Priority to CN201710214518.9A priority Critical patent/CN107023917B/en
Publication of CN107023917A publication Critical patent/CN107023917A/en
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Publication of CN107023917B publication Critical patent/CN107023917B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0096Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater combined with domestic apparatus
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83Control 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • F25D23/12Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/003Arrangement or mounting of control or safety devices for movable devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83Control 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
    • F24F11/84Control 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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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses a kind of air-conditioning refrigerator all-in-one, including compressor, outdoor heat exchanger, indoor heat exchanger and refrigerator, refrigerator takes and defrosting area including refrigeration, refrigeration area includes freeze space and chill space, defrosting area correspondence freeze space is set, bypass line is connected between compressor and defrosting area, the exhaust outlet of compressor is connected to the entrance in defrosting area by bypass line, and the gas returning port of compressor is connected to the outlet in defrosting area by bypass line.There is provided a kind of progress control method of refrigerator and air conditioner all-in-one according to another aspect of the present invention.Thawed in the present invention without electrical heating, defrosting cost can not only be saved, additionally it is possible to improve defrosting efficiency, reduction, which is thawed, consumes energy, it is to avoid the safety issue that electric leakage triggers occurs.

Description

Air-conditioning refrigerator all-in-one and its progress control method
Technical field
The present invention relates to air-conditioning technique field, controlled in particular to a kind of air-conditioning refrigerator all-in-one and its operation Method processed.
Background technology
Existing air conditioner and the refrigeration plant that refrigerator is two pieces independence, the long-term use time of air-conditioning are average less than 30%, ice Case utilization rate is relatively long, but is substantially at off-mode in the winter time in northern refrigerator.Two pieces refrigeration appliance whole year utilization rate It is not high, if it is possible to unite two into one, then the substantial amounts of energy and material cost will be saved.
Existing refrigerator is typically thawed using electrical heating, and not only defrosting cost is high, and power consumption is high, and easily occurs electric leakage etc. It is dangerous.
The content of the invention
The purpose of the present invention is to propose to a kind of air-conditioning refrigerator all-in-one and its progress control method, defrosting cost is low, thaws Efficiency high, consumes energy relatively low, and security is higher.
According to an aspect of the invention, there is provided a kind of air-conditioning refrigerator all-in-one, including compressor, outdoor heat exchanger, Indoor heat exchanger and refrigerator, refrigerator take and defrosting area including refrigeration, and refrigeration area includes freeze space and chill space, and defrosting area correspondence is cold Freeze area to set, bypass line is connected between compressor and defrosting area, the exhaust outlet of compressor is connected to solution by bypass line Freeze the entrance in area, the gas returning port of compressor is connected to the outlet in defrosting area by bypass line.
According to another aspect of the present invention there is provided a kind of progress control method of refrigerator and air conditioner all-in-one, including:Start Air-conditioning refrigerator all-in-one simultaneously runs refrigeration mode;Keep indoor heat exchanger shutdown;The first by-passing valve and the second by-passing valve is controlled to beat A/b is opened, bypass line is connected;The first control valve, the 4th control valve, the 6th control valve is controlled to open, the second control valve of control, 3rd control valve, the 5th control valve and the 7th control valve are closed;The operation of compressor high frequency is controlled, makes the operation defrosting of defrosting area.
According to the present invention above-mentioned technical proposal, the present invention in the process of running, the high temperature and high pressure gas energy in compressor Defrosting area is enough flowed into from the exhaust ports of compressor by bypass line, so as to make temperature in defrosting area rise, defrosting is reached The gas cooled down after purpose, defrosting is exported by defrosting area and bypass line is returned in compressor, thus in the present invention without Need electrical heating to thaw, defrosting cost can not only be saved, additionally it is possible to improve defrosting efficiency, reduction, which is thawed, is consumed energy, it is to avoid electric leakage is drawn The safety issue of hair occurs.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not Can the limitation present invention.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the present invention Example, and for explaining principle of the invention together with specification.
Fig. 1 is a kind of structural representation of air-conditioning refrigerator all-in-one of the embodiment of the present invention;And
Fig. 2 is a kind of flow chart of the progress control method of air-conditioning refrigerator all-in-one of the embodiment of the present invention.
Description of reference numerals:10th, compressor;20th, outdoor heat exchanger;30th, indoor heat exchanger;40th, refrigerator;41st, refrigeration area; 411st, chill space;412nd, freeze space;42nd, defrosting area;50th, four-way reversing valve;60th, throttling arrangement;01st, the first by-passing valve;02nd, Two by-passing valves;1st, the first control valve;2nd, the second control valve;3rd, the 3rd control valve;4th, the 4th control valve;5th, the 5th control valve;6、 6th control valve;7th, the 7th control valve.
Embodiment
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to Put into practice them.Other embodiments can include structure, logic, electric, process and other changes.Embodiment Only represent possible change.Unless explicitly requested, otherwise single components and functionality is optional, and the order operated can be with Change.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair The scope of bright embodiment includes the gamut of claims, and claims is all obtainable equivalent Thing.Herein, each embodiment individually or can be represented generally with term " invention ", and it is convenient that this is used for the purpose of, And if in fact disclosing the invention more than one, the scope for being not meant to automatically limit the application is any single invention Or inventive concept.Herein, such as first and second or the like relational terms be used only for by an entity or operation with Another entity or operation make a distinction, without requiring or implying between these entities or operation there is any actual relation Or order.Moreover, term " comprising ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion, so that So that process, method or equipment including a series of key elements not only include those key elements, but also including being not expressly set out Other key elements, or also include for this process, method or the intrinsic key element of equipment.In the feelings of not more limitations Under condition, the key element limited by sentence "including a ...", it is not excluded that in the process including the key element, method or equipment In also there is other identical element.Each embodiment herein is described by the way of progressive, and each embodiment is stressed Be all between difference with other embodiment, each embodiment identical similar portion mutually referring to.For implementing For example disclosed method, product etc., because it is corresponding with method part disclosed in embodiment, so the comparison of description is simple Single, related part is referring to method part illustration.
With reference to shown in Figure 1, the embodiments of the invention provide a kind of air-conditioning refrigerator all-in-one, including compressor 10, room External heat exchanger 20, indoor heat exchanger 30 and refrigerator 40, refrigerator 40 include refrigeration area 41 and defrosting area 42, and refrigeration area 41 includes freezing Area 412 and chill space 411, the correspondence freeze space 412 of defrosting area 42 are set, and bypass pipe is connected between compressor 10 and defrosting area 42 Road, the wherein exhaust outlet of compressor 10 are connected to the entrance in defrosting area 42 by bypass line, and the gas returning port of compressor 10 passes through Bypass line is connected to the outlet in defrosting area 42.
In the present invention, the high temperature and high pressure gas in compressor 10 can flow into defrosting area 42, order solution by bypass line Freeze temperature in area 42 to rise, reach that the gas cooled down after the purpose of defrosting, defrosting can be exported and bypassed by defrosting area 42 Pipeline returns to and compression is re-started in compressor 10, therefore is thawed in the present invention without electrical heating, can not only save defrosting Cost, additionally it is possible to improve defrosting efficiency, reduction, which is thawed, consumes energy, it is to avoid the safety issue that electric leakage triggers occurs.
Optionally, as shown in figure 1, in the above-described embodiments, being provided with the bypass line of the exhaust ports of compressor 10 First by-passing valve 01, the aperture of the first by-passing valve 01 is adjustable.
In the above-described embodiments, the HTHP in folding control compressor 10 that can be by controlling the first by-passing valve 01 Gas flow to defrosting area 42 by bypass line, by the aperture for controlling the first by-passing valve 01, additionally it is possible to which control flows into defrosting area The flow of 42 high temperature and high pressure gas, can not only meet different defrosting demands, additionally it is possible to reach the effect of energy-conservation.
Optionally, as shown in figure 1, being provided with the second by-passing valve 02 on bypass line at the gas returning port of compressor 10, The aperture of two by-passing valves 02 is adjustable.
In the above-described embodiments, by controlling the folding of the second by-passing valve 02, the gas stream in defrosting area 42 can be controlled Into compressor 10, by the aperture for controlling the second by-passing valve 02, additionally it is possible to which control returns to gas in compressor 10 from defrosting area 42 The flow of body, can not only meet different defrosting demands, additionally it is possible to reach the effect of energy-conservation.
Optionally, changed as shown in figure 1, being connected with four-way between compressor 10 and indoor heat exchanger 30 and outdoor heat exchanger 20 To valve 50, refrigeration area 41 is connected to the first interface of four-way reversing valve 50, the first end of indoor heat exchanger 30 by the first pipeline The first interface of four-way reversing valve 50 is connected to by the second pipeline, is connected between outdoor heat exchanger 20 and indoor heat exchanger 30 6th pipeline, the first end of the 6th pipeline is connected to outdoor heat exchanger 20, and the second end of the 6th pipeline is connected by the 3rd pipeline To the second end of indoor heat exchanger 30, the second end of the 6th pipeline is connected to refrigeration area 41 by the 4th pipeline, indoor heat exchanger 30 first end, which is connected to by the 5th pipeline on the second interface of four-way reversing valve, the first pipeline, is provided with the first control valve 1, It is provided with second pipeline on the second control valve 2, the 3rd pipeline and is provided with the 3rd control valve 3, the 4th is provided with the 4th pipeline It is provided with control valve 4, the 5th pipeline on the 5th control valve 5, the 6th pipeline and is provided with the 6th control valve 6 and throttling arrangement 60.
In the above-described embodiments, by opening the second control valve 2, the 3rd control valve 3, the 6th control valve 6, and four-way is controlled Reversal valve 50, can control the switch of indoor heat exchanger 30, freeze and heat, by opening the first control valve 1, the 6th control valve 6 and the 4th control valve 4, the switch and refrigeration of refrigerator 40 can be controlled.Wherein, throttling arrangement 60 can be electric expansion valve, hair The devices such as tubule, are not limited herein, as long as the purpose of throttling can be reached.
Optionally, as shown in figure 1, the second end of air-conditioning indoor heat exchanger 30 is also associated with the 7th pipeline, the 7th pipeline The other end is connected on the 6th pipeline between the 6th control valve 6 and throttling arrangement 60, and the 7th control is provided with the 7th pipeline Valve 7.
In the above-described embodiments, by opening the first control valve 1, the 4th control valve 4, the 5th control valve 5 and the 7th control Valve 7, indoor heat exchanger and refrigerator can be opened simultaneously, realize the refrigeration heated with refrigerator of indoor heat exchanger.
Second embodiment of the invention discloses a kind of progress control method of air-conditioning refrigerator all-in-one, as depicted in figs. 1 and 2, Including:
Step S201:Start air-conditioning refrigerator all-in-one and run refrigeration mode, keep indoor heat exchanger 30 to shut down;
Step S202:Control the first by-passing valve 01 and the second by-passing valve 02 to open a/b, connect bypass line;
Step S203:The first control valve 1, the 4th control valve 4, the 6th control valve 6 is controlled to open, the second control valve 2 of control, 3rd control valve 3, the 5th control valve 5 and the 7th control valve 7 are closed;
Step S204:The operation of the high frequency of compressor 10 is controlled, makes the operation defrosting of defrosting area 42.
In the above-described embodiments, by opening the first by-passing valve 01 and the second by-passing valve 02, it can make in compressor 10 High pressure gaseous refrigerant is flowed into defrosting area 42, so as to make the temperature in defrosting area 42 rise the purpose for reaching defrosting, by beating The first control valve 1, the 4th control valve 4 and the 6th control valve 6 are opened, other valves are closed, the refrigerant stream in compressor 10 can be made Through refrigerator 40, so as to make refrigerator 40 start refrigeration.By controlling the aperture of the first by-passing valve 01 and the second by-passing valve 02, i.e. a/b Size, additionally it is possible to the stream of the flow for the gaseous coolant that control is flowed into defrosting area 42 and the gaseous coolant in outflow defrosting area 42 Amount, so that the thawing rate in defrosting area 42 is controlled, when the gaseous coolant flow in inflow defrosting area 42 is smaller, in order to meet solution Jelly demand is, it is necessary to which the operation of the high frequency of compressor 10, when the gaseous coolant flow in inflow defrosting area 42 is larger, controls compressor 10 Low-frequency operation just disclosure satisfy that defrosting demand.In the present invention, thawed without electrical heating, defrosting cost can not only be saved, also Defrosting efficiency can be improved, reduction, which is thawed, consumes energy, it is to avoid the safety issue that electric leakage triggers occurs.Wherein a/b can be 1/2, Specific numeral is not construed as limiting the invention herein, and those skilled in the art can be according to reality in specific implementation process Border situation is set.
Optionally, above-described embodiment also includes:The temperature of freeze space 412 and chill space 411 is detected, when the He of freeze space 412 When the temperature of chill space 411 reaches design temperature, the first control valve 1 of control and the standard-sized sheet of the 6th control valve 6, the 4th control valve 4 dozens Open c/d, the first by-passing valve 01 of control and the standard-sized sheet of the second by-passing valve 02.
In the above-described embodiments, when freeze space 412 and the temperature of chill space 411 reach design temperature, current refrigeration is illustrated The refrigeration demand in area 41 is smaller, therefore by controlling the aperture of the 4th control valve 4, i.e. c/d size, can control to flow through refrigeration The flow of the refrigerant in area 41, so as to meet different refrigeration demands, due to now coolant distribution, simultaneously flows through refrigeration area 41 and conciliates Freeze area 42, therefore by controlling the first by-passing valve 01 and the standard-sized sheet of the second by-passing valve 02, make the high pressure gaseous in compressor 10 Refrigerant is flowed in and out in defrosting area 42 with maximum stream flow, so as to reach the purpose of quick-thawing.Wherein c/d can be 1/2, this The specific numeral in place is not construed as limiting the invention, and those skilled in the art can be according to reality in specific implementation process Situation is set.
Optionally, when the temperature of defrosting area 42 reaches design temperature T1 and continues t1 times, the first control valve 1 of control, the Four control valves 4 and the 6th control valve 6 are opened, the second control valve 2 of control, the 3rd control valve 3, the 5th control valve 5 and the 7th control Valve 7 is closed, and controls the low-frequency operation of compressor 10, keeps indoor heat exchanger 30 to shut down, and air-conditioning refrigerator all-in-one is entered normal ice Case refrigerating state.
In the above-described embodiments, when the temperature of defrosting area 42 reaches design temperature T1 and continues t1 times, defrosting area is illustrated 42 temperature is higher, and the duration is longer, and defrosting demand is relatively low, therefore the control low-frequency operation of compressor 10 just disclosure satisfy that and work as Preceding defrosting demand, additionally it is possible to reach the effect of energy-conservation.Wherein T1 is 20 DEG C, and t1 is 10min, and specific numeral is not constituted herein Limitation of the present invention, those skilled in the art can be set in specific implementation process according to actual conditions.
It should be appreciated that the invention is not limited in the flow and structure for being described above and being shown in the drawings, And various modifications and changes can be being carried out without departing from the scope.The scope of the present invention is only limited by appended claim System.

Claims (10)

1. a kind of air-conditioning refrigerator all-in-one, it is characterised in that including compressor, outdoor heat exchanger, indoor heat exchanger and refrigerator, institute Stating refrigerator includes refrigeration area and defrosting area, and the refrigeration area includes freeze space and chill space, the defrosting area correspondence freezing Area is set, and bypass line is connected between the compressor and the defrosting area, wherein the exhaust outlet of the compressor passes through institute State the entrance that bypass line is connected to the defrosting area, the gas returning port of the compressor is connected to described by the bypass line The outlet in defrosting area.
2. air-conditioning refrigerator all-in-one according to claim 1, it is characterised in that the exhaust ports of the compressor it is described The first by-passing valve is provided with bypass line, the aperture of first by-passing valve is adjustable.
3. air-conditioning refrigerator all-in-one according to claim 1, it is characterised in that described at the gas returning port of the compressor The second by-passing valve is provided with bypass line, the aperture of second by-passing valve is adjustable.
4. air-conditioning refrigerator all-in-one according to claim 1, it is characterised in that the compressor and the indoor heat exchanger Four-way reversing valve is connected between the outdoor heat exchanger, the refrigeration area is connected to the four-way by the first pipeline and commutated The first interface of valve, the first end of the indoor heat exchanger first is connect by what the second pipeline was connected to the four-way reversing valve Mouthful, the 6th pipeline, the first end connection of the 6th pipeline are connected between the outdoor heat exchanger and the indoor heat exchanger To the outdoor heat exchanger, the second end of the 6th pipeline is connected to the second of the indoor heat exchanger by the 3rd pipeline End, the second end of the 6th pipeline is connected to the refrigeration area by the 4th pipeline, and the first end of the indoor heat exchanger is led to Cross on the second interface that the 5th pipeline is connected to the four-way reversing valve, first pipeline and be provided with the first control valve, it is described It is provided with second pipeline on the second control valve, the 3rd pipeline and is provided with the 3rd control valve, is set on the 4th pipeline Have be provided with the 4th control valve, the 5th pipeline on the 5th control valve, the 6th pipeline be provided with the 6th control valve and Throttling arrangement.
5. air-conditioning refrigerator all-in-one according to claim 4, it is characterised in that the second end of the indoor heat exchanger also connects It is connected to the 7th pipeline, the other end of the 7th pipeline is connected to described between the 6th control valve and the throttling arrangement On 6th pipeline, the 7th control valve is provided with the 7th pipeline.
6. a kind of progress control method of air-conditioning refrigerator all-in-one, it is characterised in that including:
Start air-conditioning refrigerator all-in-one and run refrigeration mode;
Keep indoor heat exchanger shutdown;
Control the first by-passing valve and the second by-passing valve to open a/b, connect bypass line;
The first control valve, the 4th control valve, the 6th control valve is controlled to open, the second control valve of control, the 3rd control valve, the 5th control Valve processed and the 7th control valve are closed;
The operation of compressor high frequency is controlled, makes the operation defrosting of defrosting area.
7. progress control method according to claim 6, it is characterised in that the progress control method also includes:
Detect freeze space and chill space temperature;
When freeze space and chill space temperature reach design temperature, the first control valve of control and the 6th control valve standard-sized sheet, the 4th control Valve processed opens c/d, the first by-passing valve of control and the second by-passing valve standard-sized sheet.
8. progress control method according to claim 6, it is characterised in that the progress control method also includes:
When defrosting area temperature reaches design temperature T1 and continues t1 times, the first control valve of control, the 4th control valve and the 6th Control valve is opened, and the second control valve of control, the 3rd control valve, the 5th control valve and the 7th control valve are closed, and control compressor is low Frequency is run, and the first by-passing valve of control and the second by-passing valve are closed, and is kept indoor heat exchanger shutdown, is entered air-conditioning refrigerator all-in-one Normal freezer refrigerating state.
9. progress control method according to claim 7, it is characterised in that a/b is that 1/2, c/d is 1/2.
10. progress control method according to claim 8, it is characterised in that T1 is 20 DEG C, and t1 is 10min.
CN201710214518.9A 2017-04-01 2017-04-01 Air conditioner and refrigerator integrated machine and operation control method thereof Active CN107023917B (en)

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CN107023917B CN107023917B (en) 2020-05-29

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109764513A (en) * 2019-01-09 2019-05-17 青岛海尔空调器有限总公司 A kind of energy resource system and its control method and storage medium
WO2020181610A1 (en) * 2019-03-12 2020-09-17 青岛海尔空调器有限总公司 Air-conditioning all-in-one machine for kitchen

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CN105180538A (en) * 2015-08-14 2015-12-23 河南师范大学 Power distribution device of inverter compressor and operation method of power distribution device
CN105972919A (en) * 2016-05-23 2016-09-28 青岛海尔股份有限公司 Thawing method for refrigerator stored objects and refrigerator
CN106196684A (en) * 2016-10-08 2016-12-07 广东美的暖通设备有限公司 A kind of three multi-functional multi-connected air conditioning system of control and control methods thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1225995A (en) * 1998-02-28 1999-08-18 吴国奇 Multi-function refrigerator-ice case
KR20030086691A (en) * 2002-05-06 2003-11-12 엘지전자 주식회사 Intergrated Home Freezing System
KR20040020535A (en) * 2002-08-30 2004-03-09 구춘석 Integration type refrigerating and cooling system
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CN105180538A (en) * 2015-08-14 2015-12-23 河南师范大学 Power distribution device of inverter compressor and operation method of power distribution device
CN105972919A (en) * 2016-05-23 2016-09-28 青岛海尔股份有限公司 Thawing method for refrigerator stored objects and refrigerator
CN106196684A (en) * 2016-10-08 2016-12-07 广东美的暖通设备有限公司 A kind of three multi-functional multi-connected air conditioning system of control and control methods thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109764513A (en) * 2019-01-09 2019-05-17 青岛海尔空调器有限总公司 A kind of energy resource system and its control method and storage medium
WO2020181610A1 (en) * 2019-03-12 2020-09-17 青岛海尔空调器有限总公司 Air-conditioning all-in-one machine for kitchen

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