CN-119393841-B - Indoor refrigeration system, control method and device, electronic equipment and storage medium

CN119393841BCN 119393841 BCN119393841 BCN 119393841BCN-119393841-B

Abstract

The application provides an indoor refrigeration system, a control method and device, electronic equipment and a storage medium, wherein the indoor refrigeration system comprises a refrigerant unit, an air cooler and an air conditioner unit, and the refrigerant unit is connected with the air cooler and the air conditioner unit and is used for transmitting refrigerant to the air cooler and/or the air conditioner unit so as to supply cold through the air cooler and/or the air conditioner unit. According to the application, the refrigerating scheme of the refrigerating machine unit can be realized, the tail end is matched with the air cooler and the air conditioning machine unit at the same time, so that the requirements of indoor temperature adjustment and cleanliness can be met, a water system is not needed, the air conditioning machine unit can effectively avoid the problem of dew formation during operation, the air cooler and the air conditioning machine unit are refrigerated by the same refrigerant, linkage control can be simplified, and the problems that linkage control among multiple sets of systems is complex, dew formation risk exists in air supply of the combined air conditioning machine unit and the air conditioner unit cannot be started in the related art are solved.

Inventors

ZHANG RUI
PAN WENKAI
XU MIN
ZHANG SHAOYONG
Xie Yaosuo
LI XUETING

Assignees

珠海格力电器股份有限公司

Dates

Publication Date: 20260508
Application Date: 20240919

Claims (10)

1. An indoor refrigeration system is characterized by comprising a refrigerant unit, an air cooler and an air conditioner unit; the refrigerating machine unit is connected with the air cooler and the air conditioner unit and is used for transmitting the refrigerating agent to the air cooler and/or the air conditioner unit so as to supply cold through the air cooler and/or the air conditioner unit; the pipeline between the air cooler and the air conditioning unit is connected in series; The indoor refrigeration system further comprises an energy storage component, wherein the energy storage component is connected with the refrigerant unit and is used for making ice by utilizing renewable energy sources to store cold energy and releasing the stored cold energy in the electricity consumption peak period to meet the refrigeration requirement; The indoor refrigeration system further comprises a cooling tower, wherein the cooling tower is connected with the refrigerant unit and used for cooling and radiating a condenser of the refrigerant unit; the refrigerant unit is an ethylene glycol unit, the refrigerant is an ethylene glycol solution, and the air conditioner unit is a combined air conditioner unit; the valve further comprises a first valve, a second valve and a third valve; The first valve is arranged between the refrigerant outflow end of the refrigerant unit and the refrigerant inflow end of the air cooler; the second valve is arranged between the refrigerant outflow end of the air cooler and the refrigerant inflow end of the air conditioning unit; The third valve is arranged between the refrigerant outflow end of the refrigerant unit and the refrigerant inflow end of the air conditioner unit; The refrigerant outflow end of the air conditioning unit is connected with the refrigerant reflux end of the refrigerant unit, and when refrigeration is needed through the air cooler and the air conditioning unit together, the first valve and the second valve are opened, so that the refrigerant flowing out of the refrigerant outflow end of the refrigerant unit sequentially passes through the air cooler and the air conditioning unit, and the refrigerant in the refrigerant unit is subjected to cold stepped utilization.
2. The indoor refrigeration system of claim 1, further comprising a fourth valve and a fifth valve; The fourth valve is arranged between the refrigerant outflow end of the refrigerant unit and the refrigerant inflow end of the energy storage component; The fifth valve is arranged between the refrigerant outflow end of the energy storage component and the refrigerant inflow end of the refrigerant unit.
3. The indoor refrigeration system of claim 1, further comprising a sixth valve and a seventh valve; The sixth valve is arranged between a refrigerant outflow end of the refrigerant unit and a refrigerant inflow end of an air refrigerating system, wherein the air refrigerating system comprises the air cooler and the air conditioning unit; The seventh valve is arranged between the refrigerant outflow end of the air refrigerating system and the refrigerant inflow end of the refrigerant unit.
4. The indoor refrigeration system according to claim 1, further comprising a solution pump for controlling a flow rate of the refrigerant in the air cooler and/or the air conditioning unit; the solution pump is arranged at the refrigerant outflow end or the refrigerant inflow end of the refrigerant unit.
5. A control method of an indoor refrigeration system, applied to an indoor refrigeration system according to any one of claims 1 to 4, comprising: Under the condition that the current peak electricity period is determined and the combined cooling requirement exists, a first valve, a second valve and a third valve are opened, the refrigerant unit is controlled to sequentially pass through the air cooler and the air conditioning unit, so that the refrigerant in the refrigerant unit is subjected to cold energy stepped utilization, the combined cooling is performed through the air cooler and the air conditioning unit, pipelines between the air cooler and the air conditioning unit are connected in series, the refrigerant unit is an ethylene glycol unit, the refrigerant is an ethylene glycol solution, and the air conditioning unit is a combined air conditioning unit.
6. The control method according to claim 5, characterized in that the method further comprises: Maintaining the current running frequency of a solution pump unchanged and continuing the combined cooling under the condition that the current temperature of a target environment is determined to be in a target temperature range, wherein the target environment is the cooling environment of the air cooler and the air conditioning unit, and the solution pump is used for controlling the flow rate of the refrigerant in the air cooler and the air conditioning unit; Under the condition that the current temperature of the target environment is higher than the upper limit of the target temperature range, increasing the current running frequency of the solution pump by controlling to increase the refrigerating efficiency of the air cooler and the air conditioning unit; reducing the current running frequency of the solution pump by controlling under the condition that the current temperature of the target environment is lower than the lower limit of the target temperature range, and reducing the refrigerating efficiency of the air cooler and the air conditioning unit; and after the time period for reducing the current operating frequency of the solution pump exceeds the preset time period, closing the operation of the air cooler under the condition that the latest current temperature of the target environment is still lower than the lower limit of the target temperature range.
7. The control method according to claim 5, characterized in that the method further comprises: And under the condition that the current valley period is determined and the cooling requirement does not exist, transmitting the refrigerant in the refrigerant unit to an energy storage component so as to store cold through the energy storage component until the cold storage of the energy storage component reaches the maximum value, wherein the cooling requirement is the requirement of cooling through at least one of the air cooler and the air conditioner unit.
8. A control device for an indoor refrigeration system, applied to an indoor refrigeration system as claimed in any one of claims 1 to 4, comprising: and the control module is used for transmitting the refrigerant in the refrigerant unit to the air cooler and the air conditioner unit to perform combined cooling through the air cooler and the air conditioner unit under the condition that the current peak electricity period is determined and the combined cooling requirement exists.
9. An electronic device comprising a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory communicate with each other via the communication bus, characterized in that, The memory is used for storing a computer program; The processor is configured to perform the method of any of claims 5 to 7 by running the computer program stored on the memory.
10. A computer-readable storage medium, characterized in that the storage medium has stored therein a computer program, wherein the computer program is arranged to perform the method of any of claims 5 to 7 when run.

Description

Indoor refrigeration system, control method and device, electronic equipment and storage medium Technical Field The present application relates to the field of refrigeration technologies, and in particular, to an indoor refrigeration system, a control method and apparatus, an electronic device, and a storage medium. Background Along with the increasing importance of people on food safety problems, a low-temperature processing workshop in the food processing industry needs to meet processing technology requirements, the temperature of the low-temperature processing workshop of the type is generally about 8-12 ℃, a part of operation room is a clean area, and an air conditioning unit needs to meet indoor cleanliness and temperature requirements simultaneously. In the related art, in order to meet the requirements, two sets of systems, namely a fluorine refrigerating system and a water system, are adopted, wherein the tail end of the fluorine refrigerating system is matched with an air cooler, and the tail end of the water system is matched with a combined air conditioning unit to respectively meet the indoor temperature and cleanliness requirements. But in the system operation process, the linkage control is complex by adopting the two sets of systems, the air supply of the combined air conditioner unit has the dew risk, and in addition, the combined air conditioner unit can be opened by detecting the return air temperature, so that the technical problem that the combined air conditioner unit can not be opened due to the fact that the return air temperature is too low in a low-temperature processing room is solved. Therefore, the related art has the problems that the linkage control among a plurality of systems is complex, and the air supply of the combined air conditioner unit has the dew condensation risk and can not be started. Disclosure of Invention The application provides an indoor refrigeration system, a control method and device, electronic equipment and a storage medium, which at least solve the problems that the linkage control among a plurality of systems is complex, the air supply of a combined air conditioner unit has dew condensation risk and cannot be started in the related art. According to one aspect of the embodiment of the application, an indoor refrigeration system is provided, which comprises a refrigerant unit, an air cooler and an air conditioner unit; the refrigerating fluid unit is connected with the air cooler and the air conditioner unit and is used for transmitting the refrigerating fluid to the air cooler and/or the air conditioner unit so as to supply cold through the air cooler and/or the air conditioner unit. Optionally, as in the indoor refrigeration system, the refrigerant unit is a glycol unit, the refrigerant is a glycol solution, and the air conditioning unit is a combined air conditioning unit. Optionally, the indoor refrigeration system further comprises a first valve, a second valve and a third valve; The first valve is arranged between the refrigerant outflow end of the refrigerant unit and the refrigerant inflow end of the air cooler; the second valve is arranged between the refrigerant outflow end of the air cooler and the refrigerant inflow end of the air conditioning unit; The third valve is arranged between the refrigerant outflow end of the refrigerant unit and the refrigerant inflow end of the air conditioner unit; And the refrigerant outflow end of the air conditioning unit is connected with the refrigerant return end of the refrigerant unit. Optionally, the indoor refrigeration system further comprises an energy storage component for storing cold, a fourth valve and a fifth valve; The fourth valve is arranged between the refrigerant outflow end of the refrigerant unit and the refrigerant inflow end of the energy storage component; The fifth valve is arranged between the refrigerant outflow end of the energy storage component and the refrigerant inflow end of the refrigerant unit. Optionally, the indoor refrigeration system further comprises a sixth valve and a seventh valve; the sixth valve is arranged between a refrigerant outflow end of the refrigerant unit and a refrigerant inflow end of the air refrigerating system, wherein the air refrigerating system comprises the air cooler and the air conditioning unit; The seventh valve is arranged between the refrigerant outflow end of the air refrigerating system and the refrigerant inflow end of the refrigerant unit. Optionally, the indoor refrigeration system further comprises a solution pump for controlling the flow rate of the refrigerant in the air cooler and/or the air conditioning unit; the solution pump is arranged at the refrigerant outflow end or the refrigerant inflow end of the refrigerant unit. According to another aspect of the embodiment of the present application, there is also provided a control method of an indoor refrigeration system, including: And under the condition that the peak electricity pe