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Air conditioner heat exchange structure, air conditioner outdoor unit, air conditioner system and air conditioner system control method

A heat exchange structure and air-conditioning system technology, applied in air-conditioning systems, heating methods, space heating and ventilation, etc., can solve problems such as poor heat exchange effect, poor comfort, and low energy efficiency, so as to improve energy efficiency and meet comfort requirements , the effect of efficient operation

Pending Publication Date: 2021-06-04
GREE ELECTRIC APPLIANCES INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0009] Embodiments of the present invention provide an air conditioner heat exchange structure, an air conditioner external unit, an air conditioner system, and an air conditioner system control method to solve the problem of poor heat exchange effect and poor comfort caused by the fixed heat exchanger and heat exchange mode of the air conditioner external unit in the prior art , the problem of low energy efficiency

Method used

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  • Air conditioner heat exchange structure, air conditioner outdoor unit, air conditioner system and air conditioner system control method
  • Air conditioner heat exchange structure, air conditioner outdoor unit, air conditioner system and air conditioner system control method
  • Air conditioner heat exchange structure, air conditioner outdoor unit, air conditioner system and air conditioner system control method

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Embodiment 1

[0063] This embodiment provides an air conditioner heat exchange structure, the air conditioner heat exchange structure includes: at least two heat exchange modules, the series-parallel relationship between the at least two heat exchange modules can be adjusted, and the operating state of each heat exchange module can be adjusted. Adjustment. The heat exchange structure of the air conditioner can be set in the air conditioner external unit or the air conditioner internal unit. Specifically, the connection relationship (such as a series and / or parallel relationship) of the at least two heat exchange modules can be determined according to the operation mode of the air conditioning system operating state (such as cooling, heating, and stopping operation), and realize the above connection relationship and operating state by controlling the corresponding devices, thereby improving the heat exchange effect, ensuring the high efficiency of the operating mode, meeting the user's comfor...

Embodiment 2

[0085] This embodiment provides an air conditioning system, comprising: at least one air conditioner internal unit and at least one air conditioner external unit, the air conditioner external unit or the air conditioner internal unit includes the air conditioner heat exchange structure described in Embodiment 1 above.

[0086] In this embodiment, at least two heat exchange modules are arranged in the heat exchange structure of the air conditioner. By controlling the corresponding valve assembly and throttling device, the connection relationship between the above at least two heat exchange modules can be changed, and the cooling and heating of the heat exchange modules can be realized. Therefore, the heat exchange structure of the air conditioner is applied to the external unit of the air conditioner or the internal unit of the air conditioner, which can ensure efficient operation in different operating modes and meet the comfort needs of users, while improving the energy efficie...

Embodiment 3

[0091] In the third preferred embodiment of the present invention, an air-conditioning system control method is also provided. The air-conditioning system's external unit includes the air-conditioning heat exchange structure described in the above-mentioned embodiment as an example. The internal unit includes the air-conditioning heat exchange structure described in the above-mentioned embodiment In the case of the heat exchange structure of the air conditioner, it can be controlled with reference to this embodiment, and details will not be repeated here. Specifically, Figure 8 An alternative flowchart showing the method, such as Figure 8 As shown, the method includes the following steps S802-S806:

[0092] S802: Detect the operation mode of the air conditioning system;

[0093] S804: Determine the connection relationship and operating status of the heat exchange modules according to the operating mode;

[0094] S806: Control the valve assembly and the throttling device t...

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Abstract

The invention discloses an air conditioner heat exchange structure, an air conditioner outdoor unit, an air conditioner system and an air conditioner system control method. The air conditioner heat exchange structure comprises at least two heat exchange modules with the adjustable series-parallel connection relation and the operation state; if the two heat exchange modules are comprised, the first end of a first heat exchange module is connected to the first end of a second heat exchange module through a first valve assembly, and the first end of the first heat exchange module is further connected to the second end of the second heat exchange module through a first throttling device; the second end of the first heat exchange module is connected to the second end of the second heat exchange module through a second valve assembly, and the second end of the first heat exchange module is further connected to the first end of the second heat exchange module through a second throttling device; connecting ports are formed in the first valve assembly and the second valve assembly correspondingly and serve as external ports. The at least two heat exchange modules are arranged on the air conditioner heat exchange structure, the connection relation and the operation state of the heat exchange modules are changed by controlling the valve assemblies and the throttling devices, efficient operation in different operation modes is guaranteed, and the use comfort and the energy efficiency are improved.

Description

technical field [0001] The present invention relates to the technical field of air conditioners, in particular to an air conditioner heat exchange structure, an air conditioner external unit, an air conditioner system and an air conditioner system control method. Background technique [0002] At present, the structure of the air-conditioning system is relatively fixed. Generally, an outdoor heat exchanger is installed in the outdoor unit of the air-conditioner, and the heat exchange method is fixed. For various heat exchange needs, it is difficult for a single heat exchanger to meet the user's cooling or heating needs. Specifically, the following problems exist: [0003] (1) During cooling and heating, the state of the refrigerant in the heat exchanger is different. At this time, the pressure drop of the heat exchanger and the heat exchange system are different. The fixed flow path of the heat exchanger cannot take into account the high efficiency of cooling and heating at t...

Claims

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Application Information

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IPC IPC(8): F25B5/00F25B6/00F25B41/20F25B41/30F25B49/02F24F1/0063F24F1/16F24F3/06F24F13/30F24F11/70F24F11/64F24F11/46F24F11/41F24F11/65F24F11/63
CPCF25B5/00F25B6/00F25B49/02F24F1/0063F24F1/16F24F3/065F24F13/30F24F11/70F24F11/64F24F11/46F24F11/41F24F11/65F24F11/63
Inventor 杜辉刘华苏玉海余凯江标
Owner GREE ELECTRIC APPLIANCES INC