CN-122015197-A - Control device and control method based on refrigerant heat dissipation and electronic equipment

CN122015197ACN 122015197 ACN122015197 ACN 122015197ACN-122015197-A

Abstract

The application relates to the technical field of air conditioners, in particular to a control device, a control method and electronic equipment based on refrigerant heat dissipation. The control device comprises a compressor, a four-way valve, a heat exchanger unit, a throttling device, a heat dissipation pipeline unit and a controller, wherein a first interface of the four-way valve is connected with an outlet of the compressor, a second interface of the four-way valve is connected with an inlet of the compressor, the heat exchanger unit comprises an outdoor heat exchanger and an indoor heat exchanger, one end of the throttling device is connected with the other end of the outdoor heat exchanger, the other end of the throttling device is connected with the other end of the indoor heat exchanger, one end of the heat dissipation pipeline unit is connected with the inlet of the compressor, the other end of the heat dissipation pipeline unit is connected with an outlet of the throttling device, and the controller is respectively in communication connection with the compressor, the four-way valve, the heat exchanger unit, the throttling device and the heat dissipation pipeline unit. The application can greatly reduce the thermal resistance of the system, improve the heat exchange efficiency, realize accurate heat dissipation control and reduce the local overheat risk.

Inventors

Request for anonymity
Request for anonymity
QIN HONGQING
CHEN MIN
LI LANHONG
YU DANDAN
LIU YUANYUAN
TANG XINGLI
Guo Tuyan

Assignees

广东恩博力电器有限公司
安徽恩博力电器有限公司

Dates

Publication Date: 20260512
Application Date: 20260121

Claims (10)

1. A control device based on refrigerant heat dissipation, characterized in that the control device comprises: A compressor; The first interface of the four-way valve is connected with the outlet of the compressor, and the second interface of the four-way valve is connected with the inlet of the compressor; The heat exchanger unit comprises an outdoor heat exchanger and an indoor heat exchanger, a third interface of the four-way valve is connected with one end of the outdoor heat exchanger, and a fourth interface of the four-way valve is connected with one end of the indoor heat exchanger; One end of the throttling device is connected with the other end of the outdoor heat exchanger, and the other end of the throttling device is connected with the other end of the indoor heat exchanger; one end of the heat dissipation pipeline unit is connected with the inlet of the compressor, and the other end of the heat dissipation pipeline unit is connected with the outlet of the throttling device; and the controller is respectively in communication connection with the compressor, the four-way valve, the heat exchanger unit, the throttling device and the heat dissipation pipeline unit.
2. The refrigerant heat radiation-based control device according to claim 1, wherein the heat radiation pipeline unit comprises an air inlet heat exchanger, an electric control part heat exchanger and an electric control heat radiation pipeline; the air inlet heat exchanger and the electric control part heat exchanger are respectively arranged on the electric control radiating pipeline; one end of the electric control heat dissipation pipeline is connected with the inlet of the compressor, and the other end of the electric control heat dissipation pipeline is connected with the outlet of the throttling device.
3. The refrigerant heat radiation-based control device according to claim 2, wherein the air conditioner outdoor unit is divided into a fan cavity and an electric control cavity by a partition plate; an air inlet is formed in one side of the shell of the electric control cavity, and the air inlet heat exchanger is arranged at the air inlet; The electric control part heat exchanger is arranged in the electric control cavity; the air inlet heat exchanger and the electric control part heat exchanger are both provided with refrigerant passing.
4. The refrigerant heat radiation-based control device according to claim 3, wherein the electric control heat radiation pipeline comprises a first heat radiation pipeline, a second heat radiation pipeline and a third heat radiation pipeline; the first heat dissipation pipeline and the second heat dissipation pipeline are connected in parallel; The air inlet heat exchanger is arranged on the first radiating pipeline; The electric control part heat exchanger is arranged on the second radiating pipeline; The third heat dissipation pipeline is arranged between the outlet end of the air inlet heat exchanger and the inlet end of the electric control part heat exchanger.
5. The refrigerant heat radiation based control device according to claim 4, further comprising a first solenoid valve, a second solenoid valve, a first electronic expansion valve, and a second electronic expansion valve; the first electromagnetic valve is arranged at the outlet of the air inlet heat exchanger; the second electromagnetic valve is arranged on the third radiating pipeline; the first electronic expansion valve is arranged at one end of the air inlet heat exchanger, which is close to the throttling device; the second electronic expansion valve is arranged at one end of the electric control part heat exchanger, which is close to the throttling device.
6. The control method based on the refrigerant heat radiation is characterized by comprising the following steps: Determining that the refrigerant heat radiation-based control device as set forth in claim 5 is turned on, wherein the controller continuously monitors and collects the outdoor ambient temperature and the electric control component temperature; The controller respectively compares the acquired outdoor environment temperature and the acquired electric control component temperature with a first temperature threshold, a second temperature threshold and a third temperature threshold to obtain a target heat dissipation mode; And the controller adjusts the control device based on the refrigerant heat radiation according to the target heat radiation mode to finish heat radiation.
7. The refrigerant heat radiation-based control method according to claim 6, wherein the controller compares the obtained outdoor ambient temperature and the obtained electric control component temperature with a first temperature threshold, a second temperature threshold and a third temperature threshold, respectively, to obtain a target heat radiation mode, comprising the steps of: when the outdoor environment temperature is greater than or equal to the first temperature threshold, the temperature of the electric control component is greater than the second temperature threshold and less than the third temperature threshold, and a first heat dissipation mode is entered; When the outdoor environment temperature is greater than or equal to the first temperature threshold, and the temperature of the electric control component is greater than or equal to the third temperature threshold, a second heat dissipation mode is entered; When the outdoor environment temperature is smaller than the first temperature threshold, and the temperature of the electric control component is larger than or equal to the third temperature threshold, a third heat dissipation mode is entered; The target heat dissipation mode comprises the first heat dissipation mode, the second heat dissipation mode and the third heat dissipation mode, and the second temperature threshold is larger than the first temperature threshold and smaller than the third temperature threshold.
8. The method according to claim 7, wherein the first heat radiation mode includes opening the first electronic expansion valve and the first solenoid valve, and closing the second electronic expansion valve and the second solenoid valve; the second heat dissipation mode comprises the steps of opening the first electronic expansion valve and the second electromagnetic valve, and closing the second electronic expansion valve and the first electromagnetic valve; The third heat dissipation mode comprises the steps of opening the second electronic expansion valve, and closing the first electronic expansion valve, the first electromagnetic valve and the second electromagnetic valve.
9. The refrigerant heat radiation-based control method according to claim 7, further comprising the steps of: When the outdoor environment temperature is smaller than the first temperature threshold, and the temperature of the electric control part is smaller than the third temperature threshold, the air cooling heat dissipation is started to close the cooling medium heat dissipation.
10. An electronic device comprising a memory storing a computer program and a processor implementing the method of any of claims 6 to 9 when the computer program is executed by the processor.

Description

Control device and control method based on refrigerant heat dissipation and electronic equipment Technical Field The application relates to the technical field of air conditioners, in particular to a control device, a control method and electronic equipment based on refrigerant heat dissipation. Background The existing air conditioner outdoor unit is divided into a fan cavity and an electric control cavity by an intermediate partition plate, an electric control element (especially a frequency conversion control module) in the electric control cavity can generate heat in the operation process, and when the heat generation is serious, the service life of the electric control element can be influenced, even the electric control element directly breaks down, so that the electric control element is required to be radiated in the operation process of the air conditioner. In the prior art, the scheme for radiating the outdoor machine electric control part comprises air cooling radiating and refrigerant radiating, wherein the air cooling radiating is characterized in that an air inlet is formed in a side plate of an electric control cavity, an air outlet communicated with a fan cavity is formed in a middle partition plate, a fan rotates in the operation of an air conditioner, negative pressure is formed in the fan cavity, air in the electric control cavity is sucked into the fan cavity to form air flow for carrying out air cooling radiating on the electric control part, the refrigerant radiating is characterized in that the back of the electric control part is connected with a radiating plate, a refrigerant pipeline can be embedded in the radiating plate, and low-temperature refrigerant introduced from an air conditioning system flows into a refrigerant pipe of the radiating plate to exchange heat with the electric control part, so that the electric control part is cooled. The above heat dissipation scheme only adopts the scheme of air cooling heat dissipation, so that the heat dissipation effect is poor, only the refrigerant heat dissipation can only cool the electronic components adjacent to the heat dissipation plate, and the cooling effect on other electronic components is not obvious. In summary, the technical problems in the related art are to be improved. Disclosure of Invention The embodiment of the application mainly aims to provide a control device, a control method and electronic equipment based on refrigerant heat radiation, which can greatly reduce the heat resistance of a system, improve the heat exchange efficiency, realize accurate heat radiation control, effectively balance the temperature difference inside the system and reduce the local overheat risk. In order to achieve the above object, an aspect of an embodiment of the present application provides a control device based on refrigerant heat dissipation, the control device includes: A compressor; The first interface of the four-way valve is connected with the outlet of the compressor, and the second interface of the four-way valve is connected with the inlet of the compressor; The heat exchanger unit comprises an outdoor heat exchanger and an indoor heat exchanger, a third interface of the four-way valve is connected with one end of the outdoor heat exchanger, and a fourth interface of the four-way valve is connected with one end of the indoor heat exchanger; One end of the throttling device is connected with the other end of the outdoor heat exchanger, and the other end of the throttling device is connected with the other end of the indoor heat exchanger; one end of the heat dissipation pipeline unit is connected with the inlet of the compressor, and the other end of the heat dissipation pipeline unit is connected with the outlet of the throttling device; and the controller is respectively in communication connection with the compressor, the four-way valve, the heat exchanger unit, the throttling device and the heat dissipation pipeline unit. In some embodiments, the heat dissipation pipeline unit comprises an air inlet heat exchanger, an electric control part heat exchanger and an electric control heat dissipation pipeline; the air inlet heat exchanger and the electric control part heat exchanger are respectively arranged on the electric control radiating pipeline; one end of the electric control heat dissipation pipeline is connected with the inlet of the compressor, and the other end of the electric control heat dissipation pipeline is connected with the outlet of the throttling device. In some embodiments, the air conditioner outdoor unit is divided into a fan cavity and an electric control cavity by a partition plate; an air inlet is formed in one side of the shell of the electric control cavity, and the air inlet heat exchanger is arranged at the air inlet; The electric control part heat exchanger is arranged in the electric control cavity; the air inlet heat exchanger and the electric control part heat exchanger are both provided with re