WO2023207135A1 - Appareil d'échange de chaleur et système d'échange de chaleur - Google Patents

Appareil d'échange de chaleur et système d'échange de chaleur Download PDF

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Publication number
WO2023207135A1
WO2023207135A1 PCT/CN2022/139132 CN2022139132W WO2023207135A1 WO 2023207135 A1 WO2023207135 A1 WO 2023207135A1 CN 2022139132 W CN2022139132 W CN 2022139132W WO 2023207135 A1 WO2023207135 A1 WO 2023207135A1
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WO
WIPO (PCT)
Prior art keywords
heat exchange
diverter
control valve
way
openings
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Application number
PCT/CN2022/139132
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English (en)
Chinese (zh)
Inventor
杜顺祥
孙强
梁杰
陈炳泉
龙浩
赵润鹏
Original Assignee
郑州海尔新能源科技有限公司
青岛经济技术开发区海尔热水器有限公司
海尔智家股份有限公司
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Application filed by 郑州海尔新能源科技有限公司, 青岛经济技术开发区海尔热水器有限公司, 海尔智家股份有限公司 filed Critical 郑州海尔新能源科技有限公司
Publication of WO2023207135A1 publication Critical patent/WO2023207135A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
    • 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
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present application relates to the field of heat exchange technology, and in particular to a heat exchange device and a heat exchange system.
  • air conditioners include compressors, outdoor units, throttling devices, indoor units, etc.
  • outdoor units mostly use copper fin heat exchange devices.
  • the outdoor unit serves as a condenser and the indoor unit serves as an evaporator.
  • the high-temperature and high-pressure refrigerant gas compressed by the compressor enters the condenser and condenses.
  • the refrigerant changes from gas to liquid.
  • the liquid refrigerant is throttled by the throttling device.
  • the liquid refrigerant is converted into a gas-liquid mixture.
  • the evaporator converts the gas-liquid into a gas-liquid mixture.
  • the mixture is converted into low-temperature and low-pressure gas.
  • the low-temperature and low-pressure refrigerant gas is then compressed by the compressor to form a high-temperature and high-pressure refrigerant gas.
  • the indoor unit acts as a condenser, and the outdoor unit as an evaporator.
  • This application provides a heat exchange device and heat exchange system, which can improve heat exchange efficiency.
  • a heat exchange device including: at least two heat exchange components, at least one one-way on-off element, and at least one control valve; each of the heat exchange components includes a diverter tube, a heat exchanger and a flow divider, the flow divider has a plurality of first openings at one end close to the heat exchanger, the flow divider has a second opening at an end away from the heat exchanger, the diverter tube, the heat exchanger The first openings of the flow divider are connected in sequence, and the control valve is connected between two adjacent heat exchange assemblies and is connected to the first openings of the two adjacent flow dividers respectively.
  • the one-way switching element is connected between two adjacent shunt tubes to form different heat exchange circuits, and the one-way switching element and the shunt are configured to control each The communication state of the heat exchange circuit; when the refrigerant is converted from a gaseous state to a liquid state, the one-way on-off element is configured to close, and the control valve is configured to communicate between two adjacent heat exchange components.
  • the one-way on-off element when configured to be closed, two adjacent heat exchange components are connected in series through the control valve to form the heat exchange circuit.
  • Second heat exchange loop when the one-way on-off element is configured to be closed, two adjacent heat exchange components are connected in series through the control valve to form the heat exchange circuit.
  • At least two of the heat exchange components include a first heat exchange component and a second heat exchange component;
  • the first heat exchange component includes a first shunt tube, a first heat exchange component, and a first heat exchange component connected in sequence. and a first diverter;
  • the second heat exchange component includes a second diverter tube, a second heat exchanger and a second diverter connected in sequence, and the one-way on-off element is arranged near the first diverter tube.
  • One end of the second diverter pipe; the control valve is connected to the second opening of the first diverter and the second opening of the second diverter respectively, and the control valve is also close to the first diverter pipe with the second diverter pipe. Connect one end.
  • the first branch pipe is a gas phase branch pipe.
  • control valve includes a first connection port, a second connection port and a third connection port that can communicate with each other.
  • the first connection port is connected to the second opening of the first diverter.
  • the second connection port is connected to one end of the second diverter tube close to the first diverter tube, and the third connection port is connected to the second opening of the second diverter.
  • the heat exchanger includes a plurality of branch branches, and the plurality of branch branches are respectively connected with each of the corresponding first branches of the flow divider.
  • the openings are connected, wherein one branch branch is connected with one first opening of the splitter.
  • the heat exchanger in each of the heat exchange components, includes four branch branches; the flow divider has four first openings, and the heat exchanger passes through four The branch branches are respectively connected to the four first openings.
  • the one-way on-off element is a one-way valve; and/or the control valve is a three-way valve.
  • the heat exchange device is one of an air-conditioning outdoor unit or an air-conditioning indoor unit.
  • the heat exchange device includes at least two heat exchange components, at least one one-way on-off element and at least one control valve; each heat exchange component includes a diverter pipe, a heat exchanger The diverter has a plurality of first openings at one end close to the heat exchanger, and the diverter has a second opening at an end facing away from the heat exchanger.
  • the diverter tube, the heat exchanger and the diverter have several first openings in sequence.
  • the control valve is connected between two adjacent heat exchange components and connected to the second openings of two adjacent diverters respectively; the one-way on-off element is connected between two adjacent diverters to form different The heat exchange circuit, the one-way on-off element and the diverter are configured to control the connection status of each heat exchange circuit; when the refrigerant is converted from gaseous to liquid, the one-way on-off element is configured to close, and the control valve is configured to Connect the flow path between two adjacent heat exchange components; when the refrigerant is converted from the gas-liquid mixture to the gaseous state, the one-way on-off element is configured to open, and the control valve is configured to close the flow path between the two heat exchange components. flow path.
  • embodiments of the present application provide a heat exchange system, including the heat exchange device provided in the first aspect.
  • the heat exchange system provided by the embodiment of the present application has the same beneficial effects as the heat exchange device provided by the first aspect, and will not be described again here.
  • the heat exchange device and heat exchange system provided by the embodiments of the present application have Other technical problems that can be solved, other technical features included in the technical solution, and the beneficial effects brought by these technical features will be further described in detail in the specific implementation modes.
  • Figure 1 is a schematic structural diagram of a heat exchange device provided by an embodiment of the present application.
  • FIG. 2 is another structural schematic diagram of a heat exchange device provided by an embodiment of the present application.
  • air conditioners include compressors, outdoor units, throttling devices, indoor units, etc.
  • outdoor units mostly use copper fin heat exchange devices.
  • the outdoor unit serves as a condenser and the indoor unit serves as an evaporator.
  • the high-temperature and high-pressure refrigerant gas enters the condenser and condenses.
  • the refrigerant changes from gaseous state to liquid state, and the resistance loss of the refrigerant is small; the liquid refrigerant is throttled by the throttling device, and the liquid refrigerant is converted into a gas-liquid mixture.
  • the evaporator converts the gas into a gas-liquid mixture.
  • the liquid mixture is converted into low-temperature and low-pressure gas.
  • the volume expansion of the refrigerant is large, and the resistance loss of the refrigerant is large.
  • the principle is the same as that during cooling.
  • the indoor unit acts as a condenser, and the resistance loss of the refrigerant is large.
  • Small, and the outdoor unit acts as an evaporator, causing large refrigerant resistance losses.
  • embodiments of the present application provide a heat exchange device and heat exchange system that can reduce the resistance loss when acting as an evaporator and increase the resistance loss when acting as a condenser, so as to balance the resistance of the refrigerant during condensation and evaporation. , thereby improving the heat exchange efficiency of evaporation and condensation.
  • the heat exchange device provided in this application can be an outdoor unit or an indoor unit in an air conditioner, a water heater, and other electrical appliances.
  • the heat exchange device taking the heat exchange device as an outdoor unit of an air conditioner as an example, the specific structure of the heat exchange device is discussed. introduce.
  • FIG. 1 is a schematic structural diagram of a heat exchange device provided by an embodiment of the present application.
  • an embodiment of the present application provides a heat exchange device 100 , including at least two heat exchange components 110 , at least one one-way on-off element 120 and at least one control valve 130 ;
  • the heat exchange component 110 includes a diverter pipe 111 , heat exchanger 112 and diverter 113.
  • the diverter 113 has a plurality of first openings 1131 at one end close to the heat exchanger 112.
  • the diverter 113 has a second opening 1132 at an end away from the heat exchanger 112.
  • the diverter tube 111 and the diverter 113 have a second opening 1132.
  • the heater 112 is connected to several first openings 1131 of the diverter in sequence, and the control valve 130 is connected between two adjacent heat exchange components 110 and connected to the second openings 1132 of two adjacent diverters 113 respectively; one-way The on-off element 120 is connected between two adjacent shunt tubes 111 to form different heat exchange circuits.
  • the one-way on-off element 120 and the diverter 113 are configured to control the connection status of each heat exchange circuit; when the refrigerant is When the gas state is converted to a liquid state, the one-way switching unit is configured to be closed; when the refrigerant is converted from a gas-liquid mixture to a gas state, the one-way switching element 120 is configured to be opened.
  • the one-way switching elements 120 between two adjacent shunt tubes 111 are both in a closed state, and the control valve 130 connects the shunt tube 113 with the shunt tube 111 in the adjacent heat exchange assembly 110 and is closed.
  • the gas is heat exchanged through each heat exchange component 110 in sequence to form a liquid refrigerant to increase the resistance loss of the refrigerant; during heating, the one-way on-off elements 120 between the two adjacent shunt tubes 111 are both open.
  • the communication loop between two adjacent heat exchange components 110 is closed by the control valve 130 so that at least two heat exchange components 110 form a parallel structure.
  • the refrigerant of the gas-liquid mixture passes through each heat exchange component 110.
  • the refrigerant that enters each heat exchange component 110 is diverted and heat exchanged again through the diverter 113 to reduce the volume of the refrigerant flowing in each heat exchange component 110.
  • the refrigerant of the gas-liquid mixture is converted into gas, It can reduce the resistance loss of the refrigerant, thereby improving the heat exchange efficiency of refrigeration and evaporation.
  • each heat exchange component 110 includes a diverter pipe 111, a heat exchanger 112 and a diverter 113 connected in sequence, wherein the heat exchanger 112 is connected to the plurality of first openings 1131 of the diverter 113, and the two diverters 113 of the two adjacent heat exchange assemblies 110 are connected through the control valve 130, and the adjacent two of the two adjacent heat exchange assemblies 110 A one-way on-off element 120 is provided between the diverter pipes 111.
  • the different flow paths of the refrigerant during cooling and heating can be adjusted, thereby reducing the The resistance loss when used as an evaporator is increased when used as a condenser to balance the resistance loss of the refrigerant during condensation and evaporation, thereby improving the heat exchange efficiency of evaporation and condensation.
  • the splitter 113 has several first openings 1131 at one end close to the heat exchanger 112.
  • the heat exchanger 112 includes several split branches 1121. In this way, the heat exchanger 112 can communicate with each other through the plurality of split branches 1121.
  • the first opening 1131 is connected, and a branch branch 1121 is connected with a first opening 1131.
  • the one-way on-off element 120 between two adjacent branch pipes 111 is closed, and the high-temperature and high-pressure refrigerant gas
  • the flow is separately divided through several branch branches 1121 of the heat exchanger 112, and enters the flow divider 113 through the first opening 1131 corresponding to each branch branch 1121, and then enters the phase flow through the second opening 1132 of the flow divider 113 through the control valve 130. Further heat exchange is performed in the next adjacent group of heat exchange components 110, so that a series flow path is formed between at least two heat exchange components 110, which can increase the resistance loss of the refrigerant during condensation.
  • the heat exchange device 100 When heating, the heat exchange device 100 acts as an evaporator, and the one-way switching elements 120 in the adjacent heat exchange components 110 are opened to communicate between two adjacent branch pipes 111, and at least two adjacent shunt pipes 111 are connected through the control valve 130.
  • the heat exchange components 110 form a parallel structure. In this way, the refrigerant of the gas-liquid mixture enters the heat exchange device 100 and is diverted by each heat exchange component 110 to reduce the volume of the refrigerant.
  • the refrigerant entering each heat exchange component 110 passes through The flow divider 113 further divides the flow, further reducing the refrigerant volume of each branch branch 1121.
  • the refrigerant is heat exchanged to form gas through the heat exchanger 112, which can reduce the resistance loss during evaporation of the refrigerant to balance the resistance loss during evaporation and condensation. , which can improve the heat exchange efficiency during condensation and evaporation.
  • each heat exchanger 112 in each heat exchange assembly 110, includes four branch branches 1121, and correspondingly, each diverter 113 has four first openings 1131. In this way, Each heat exchanger 112 is connected to the four first openings 1131 of the corresponding flow divider 113 through four branch branches 1121 respectively.
  • the one-way switching element 120 when configured to be closed, two adjacent heat exchange components 110 are connected in series through the control valve 130 to form the first heat exchange circuit in the heat exchange circuit. It can be understood that What is important is that the first heat exchange circuit is the condensation circuit of the refrigerant during refrigeration.
  • the two adjacent heat exchange assemblies 110 are sequentially connected in parallel through the control valve 130 to form a second heat exchange circuit in the heat exchange circuit.
  • the second heat exchange circuit is an evaporation circuit of the refrigerant during heating.
  • At least two heat exchange components 110 include a first heat exchange component 110a and a second heat exchange component 110b; wherein the first heat exchange component 110a includes sequentially connected The first diverter tube, the first heat exchanger and the first diverter; the second heat exchange component 110b includes a second diverter tube, a second heat exchanger and a second diverter connected in sequence, and the one-way on-off element 120 is arranged on The first diverter pipe is close to one end of the second diverter pipe.
  • the control valve 130 is connected to the second opening 1132 of the first diverter and the second opening 1132 of the second diverter respectively, and the control valve 130 is also connected to the second diverter pipe and is close to the second diverter pipe. Connect one end of a shunt tube.
  • the one-way switching element 120 between the first diverter tube and the second diverter tube is closed, and the control valve 130 and the second opening 1132 of the second diverter are closed.
  • the flow path is closed, so that the flow path between the first heat exchange component 110a and the second heat exchange component 110b forms a series flow path, that is, the high-temperature and high-pressure refrigerant gas enters the first heat exchanger through the first branch pipe for heat exchange.
  • the heat-exchanged refrigerant enters the first diverter through several diverter branches 1121 and the corresponding first openings 1131 of the first diverter, and enters the second diverter through the second opening 1132 of the first diverter and the control valve 130
  • the refrigerant in the second diverter pipe continues to enter the second heat exchanger for heat exchange.
  • the heat-exchanged refrigerant enters the second diverter through a plurality of diverter branches 1121 and flows out through the second opening 1132 of the second diverter.
  • the one-way switching element 120 between the first branch pipe and the second branch pipe is opened, and the flow path between the control valve 130 and the second branch pipe is closed.
  • the control valve 130 opens the flow path between the second opening of the second flow diverter and the second opening of the first flow diverter respectively. In this way, a parallel flow path is formed between the first heat exchange component 110a and the second heat exchange component 110b.
  • Each branch branch 1121 enters the second heat exchanger for heat exchange.
  • the heat-exchanged refrigerant gas enters the second branch pipe.
  • the refrigerant in the second branch pipe enters the first branch pipe through the one-way on-off element 120; while the other part of the gas enters the second branch pipe.
  • the refrigerant of the mixture directly enters the first diverter through the control valve 130, enters each branch branch 1121 of the first heat exchanger through a plurality of first openings 1131 of the first diverter, and passes through each branch branch 1121 for the third flow.
  • a heat exchanger performs heat exchange, and the heat-exchanged refrigerant gas enters the first diverter tube. In this way, the refrigerant is diverted multiple times, which can reduce the resistance loss of the refrigerant and thereby improve the heat exchange efficiency.
  • At least two heat exchange components 110 may include three heat exchange components 110, and among the three heat exchange components 110, any two adjacent heat exchange components The two diverters 111 between the components 110 are connected through the one-way on-off element 120, and the two diverters 113 between any two adjacent heat exchange components 110 are connected through the control valve 130.
  • the one-way switching element 120 and the control valve 130 can adjust the changes in the refrigerant flow path during condensation and evaporation, thereby balancing the resistance loss of the refrigerant during condensation and evaporation, thereby improving the heat exchange efficiency of condensation and evaporation.
  • the working principle of the heat exchange device 100 including three, four or more heat exchange assemblies 110 is the same as the working principle of the heat exchange device 100 including two heat exchanging assemblies 110 and will not be described again here.
  • the first branch pipe is a gas phase branch pipe 111. It can be understood that, regardless of whether the heat exchange device 100 is a condenser or an evaporator, the state of the refrigerant entering the first branch pipe is gaseous.
  • control valve 130 includes a first connection port 131, a second connection port 132 and a third connection port 133 that can be connected or closed with each other, wherein the first connection port 131 is connected to the second opening 1132 of the first diverter. , the second connection port 132 is connected to one end of the second diverter pipe close to the first diverter pipe, and the third connection port 133 is connected to the second opening 1132 of the second diverter.
  • the first connection port 131 and The second connection port 132 is open and the third connection port 133 is closed; when used as an evaporator to evaporate, the third connection port 133 and the first connection port 131 are open and the second connection port 132 is closed.
  • the one-way switching element 120 includes, but is not limited to, a one-way valve.
  • control valve 130 includes but is not limited to a three-way valve, and may be selected as a four-way valve according to actual needs, which is not limited here.
  • the heat exchange device 100 provided in the embodiment of the present application can be an outdoor unit of an air conditioner; it can also be an indoor unit of an air conditioner; or, both the outdoor unit and the indoor unit of an air conditioner adopt the heat exchange device provided by the above embodiments.
  • the device 100 can thereby increase the resistance loss during condensation and reduce the resistance loss during evaporation, thereby achieving the purpose of balancing the resistance loss and improving the heat exchange efficiency during condensation and evaporation.
  • An embodiment of the present application also provides a heat exchange system, including the heat exchange device provided in the first embodiment.
  • the heat exchange system can be a heat pump water heater, air conditioner, etc. There are no specific restrictions here.
  • the heat exchange device and heat exchange system provided by the embodiment of the present application include at least two heat exchange components, at least one one-way on-off element and at least one control valve; each heat exchange component includes a shunt tube, a heat exchanger and a diverter.
  • the diverter has a plurality of first openings at one end close to the heat exchanger.
  • the diverter has a second opening at an end facing away from the heat exchanger.
  • the diverter tube, the heat exchanger and the diverter have several first openings connected in sequence.
  • the control valve is connected between two adjacent heat exchange components and connected to the second openings of two adjacent diverters respectively; the one-way on-off element is connected between two adjacent diverters to form different The heat exchange circuit, the one-way on-off components and the diverter are configured to control the connection status of each heat exchange circuit, and the control valve is configured to connect the flow path between two adjacent heat exchange components; when the refrigerant is converted from gaseous state to When the refrigerant is in a liquid state, the one-way on-off element is configured to close; when the refrigerant is converted from a gas-liquid mixture to a gaseous state, the one-way on-off element is configured to open, and the control valve is configured to close the gap between two adjacent heat exchange components. flow path.
  • the flow path of the refrigerant during condensation and evaporation can be changed through the one-way on-off element and the control valve, so that the resistance loss of the refrigerant during the condensation and evaporation processes is balanced, thereby achieving the purpose of improving heat exchange efficiency.
  • connection should be understood in a broad sense.
  • connection or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)

Abstract

La présente demande se rapporte au domaine technique de l'échange de chaleur, et concerne en particulier un appareil d'échange de chaleur et un système d'échange de chaleur, destinés à être utilisés pour résoudre le problème technique de faible efficacité d'échange de chaleur. L'appareil d'échange de chaleur comprend au moins deux ensembles d'échange de chaleur, un élément marche-arrêt unidirectionnel et une soupape de commande ; chaque ensemble d'échange de chaleur comprend un tuyau de division d'écoulement, un échangeur de chaleur et un diviseur d'écoulement, le diviseur d'écoulement est pourvu d'une pluralité de premières ouvertures et d'une seconde ouverture, et le tuyau de division d'écoulement, l'échangeur de chaleur et la pluralité de premières ouvertures du diviseur d'écoulement sont successivement raccordés ; la soupape de commande est raccordée entre deux ensembles d'échange de chaleur adjacents, et est respectivement raccordée aux secondes ouvertures de deux diviseurs d'écoulement adjacents ; l'élément marche-arrêt unidirectionnel est raccordé entre deux tuyaux de division d'écoulement adjacents pour former différentes boucles d'échange de chaleur ; et l'élément marche-arrêt unidirectionnel et les diviseurs d'écoulement sont conçus pour commander l'état de communication des boucles d'échange de chaleur, de façon à permettre à des trajets d'écoulement d'un fluide frigorigène pendant la condensation et l'évaporation d'être différents. Le système d'échange de chaleur comprend l'appareil d'échange de chaleur. La présente demande peut améliorer l'efficacité d'échange de chaleur pendant la condensation et l'évaporation.
PCT/CN2022/139132 2022-04-25 2022-12-14 Appareil d'échange de chaleur et système d'échange de chaleur WO2023207135A1 (fr)

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CN202210441753.0A CN114877721A (zh) 2022-04-25 2022-04-25 换热装置及换热系统
CN202210441753.0 2022-04-25

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Publication number Priority date Publication date Assignee Title
CN114877721A (zh) * 2022-04-25 2022-08-09 郑州海尔新能源科技有限公司 换热装置及换热系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103234301A (zh) * 2013-04-25 2013-08-07 广东美的电器股份有限公司 空调换热系统及其控制方法
WO2019134509A1 (fr) * 2018-01-02 2019-07-11 珠海格力电器股份有限公司 Unité extérieure, système de climatisation et procédé de commande
CN213208028U (zh) * 2020-09-07 2021-05-14 青岛海信日立空调系统有限公司 一种空调装置
CN214581888U (zh) * 2021-03-25 2021-11-02 珠海格力电器股份有限公司 一种空调换热结构、空调内机及空调系统
CN113932323A (zh) * 2020-06-29 2022-01-14 青岛海信日立空调系统有限公司 一种空调室外机
CN114877721A (zh) * 2022-04-25 2022-08-09 郑州海尔新能源科技有限公司 换热装置及换热系统

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103234301A (zh) * 2013-04-25 2013-08-07 广东美的电器股份有限公司 空调换热系统及其控制方法
WO2019134509A1 (fr) * 2018-01-02 2019-07-11 珠海格力电器股份有限公司 Unité extérieure, système de climatisation et procédé de commande
CN113932323A (zh) * 2020-06-29 2022-01-14 青岛海信日立空调系统有限公司 一种空调室外机
CN213208028U (zh) * 2020-09-07 2021-05-14 青岛海信日立空调系统有限公司 一种空调装置
CN214581888U (zh) * 2021-03-25 2021-11-02 珠海格力电器股份有限公司 一种空调换热结构、空调内机及空调系统
CN114877721A (zh) * 2022-04-25 2022-08-09 郑州海尔新能源科技有限公司 换热装置及换热系统

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