CN-121977294-A - Frequency determining method, device and equipment of heat pump compressor and storage medium

CN121977294ACN 121977294 ACN121977294 ACN 121977294ACN-121977294-A

Abstract

The embodiment of the application discloses a frequency determining method, device and equipment of a heat pump compressor and a storage medium, which comprise the steps of obtaining historical operation data of the heat pump in a frequency interval and a preset period of the compressor, inputting the historical operation data into a preset heating capacity model to obtain a plurality of heating capacity data, traversing the heating capacity values in the heating capacity data, determining the environment temperature corresponding to the maximum heating capacity value as a critical temperature based on the traversing result, determining a temperature interval based on the critical temperature and the historical maximum temperature and the historical minimum temperature in the historical operation data, generating a mapping relation between the temperature interval and the frequency value according to the temperature interval, the frequency interval and a preset mapping rule, obtaining the environment temperature data in real time, determining a target temperature interval to which the environment temperature data belongs, and determining the target frequency corresponding to the target temperature interval according to the mapping relation. The scheme can adapt to the operation requirements of the compressors at different environmental temperatures, and improves the energy-saving effect of the heat pump equipment.

Inventors

WU JIALIANG
XIE ZHUORUI
LIANG ZHANYUE
LEI PENGFEI
ZONG YI

Assignees

广东芬尼克兹节能设备有限公司

Dates

Publication Date: 20260505
Application Date: 20251215

Claims (10)

1. A method of determining a frequency of a heat pump compressor, comprising: Acquiring historical operation data of a heat pump in a frequency interval and a preset period of a compressor, and inputting the historical operation data into a preset heating capacity model to obtain a plurality of heating capacity data; Traversing the heating capacity value in each heating capacity data, and determining the environment temperature corresponding to the maximum heating capacity value as a critical temperature based on the traversing result; Determining a temperature interval based on the critical temperature and the historical maximum temperature and the historical minimum temperature in the historical operation data, and generating a mapping relation between the temperature interval and a frequency value according to the temperature interval, the frequency interval and a preset mapping rule; Acquiring environmental temperature data in real time, determining a target temperature interval to which the environmental temperature data belongs, and determining a target frequency corresponding to the target temperature interval according to the mapping relation.
2. The method of determining a frequency of a heat pump compressor according to claim 1, wherein the determining a temperature interval based on a historical maximum temperature and a historical minimum temperature of the critical temperature and the historical operating data comprises: When the critical temperature is greater than the historical maximum temperature or the critical temperature is greater than the historical minimum temperature and less than the historical maximum temperature, a temperature interval is formed according to the historical maximum temperature and the critical temperature; And under the condition that the critical temperature is smaller than the historical minimum temperature, a temperature interval is formed according to the historical minimum temperature and the critical temperature.
3. The method of determining a frequency of a heat pump compressor according to claim 1, wherein the generating a mapping relationship between a temperature interval and a frequency value according to the temperature interval, the frequency interval, and a preset mapping rule includes: Splitting the temperature interval according to a preset temperature stepping interval to obtain a plurality of temperature subintervals, and determining the number of the temperature subintervals; Calculating a frequency stepping interval according to the boundary value of the frequency interval and the number of the temperature subintervals, and determining a frequency value corresponding to each temperature subinterval according to the boundary value of the frequency interval and the frequency stepping interval; Binding each temperature subinterval with a corresponding frequency value to generate a mapping relation between each temperature subinterval and each frequency value.
4. The method of determining a frequency of a heat pump compressor according to claim 1, wherein the calculating a frequency step interval according to the boundary value of the frequency interval and the number of temperature sub-intervals includes: and calculating a frequency interval span value according to the minimum boundary value and the maximum boundary value of the frequency interval, and calculating a frequency stepping interval according to the frequency interval span value and the number of the temperature subintervals.
5. A method of determining a frequency of a heat pump compressor according to claim 3, wherein determining a frequency value corresponding to each of the temperature subintervals according to the boundary value of the frequency interval and the frequency step interval comprises: sequentially calculating initial frequency values corresponding to the boundary values of the temperature subintervals based on any boundary value of the frequency interval and the frequency stepping interval; And rounding the initial frequency value to obtain an integer frequency value, and determining the integer frequency value corresponding to the minimum boundary value in each temperature subinterval as the frequency value corresponding to the temperature subinterval.
6. A method for determining a frequency of a heat pump compressor according to claim 3, wherein sequentially calculating an initial frequency value corresponding to the boundary value of each temperature subinterval based on any one of the boundary values of the frequency interval and the frequency step interval comprises: sequentially calculating a plurality of initial frequency values according to any boundary value of the frequency interval and the frequency stepping interval, and sequencing the initial frequency values in a sequence from big to small to obtain a first sequencing result; sequencing the temperature subintervals in order from small to large to obtain a second sequencing result; and determining initial frequency values corresponding to boundary values of the temperature subintervals according to the first sorting result and the second sorting result.
7. The method of determining a frequency of a heat pump compressor according to claim 1, further comprising, prior to said obtaining historical operating data of the heat pump within a frequency interval and a preset period of the compressor: acquiring working condition data, and performing model training based on the working condition data to generate a heating capacity model; and packaging the heating capacity model and the processing logic of the heating capacity model into a target calling interface, wherein the target calling interface is used for calling the heating capacity model and the processing logic by a preset platform through the target calling interface.
8. A frequency determining apparatus of a heat pump compressor, comprising: the data acquisition module is used for acquiring historical operation data of the heat pump in a frequency interval and a preset period of the compressor; The heating capacity data determining module is used for inputting the historical operation data into a preset heating capacity model to obtain a plurality of heating capacity data; The critical temperature determining module is used for traversing the heating capacity values in the heating capacity data, and determining the environment temperature corresponding to the maximum heating capacity value as the critical temperature based on the traversing result; a temperature interval determining module for determining a temperature interval based on the critical temperature and a historical maximum temperature and a historical minimum temperature in the historical operating data; the mapping relation generation module is used for generating a mapping relation between the temperature interval and the frequency value according to the temperature interval, the frequency interval and a preset mapping rule; The target frequency determining module is used for acquiring the environmental temperature data in real time, determining a target temperature interval to which the environmental temperature data belongs, and determining a target frequency corresponding to the target temperature interval according to the mapping relation.
9. An electronic device comprising one or more processors and storage means for storing one or more programs that, when executed by the one or more processors, cause the one or more processors to implement the method of frequency determination of a heat pump compressor as claimed in any one of claims 1-7.
10. A storage medium storing computer executable instructions which, when executed by a computer processor, are for performing the frequency determination method of a heat pump compressor according to any one of claims 1-7.

Description

Frequency determining method, device and equipment of heat pump compressor and storage medium Technical Field The embodiment of the application relates to the technical field of computers, in particular to a method, a device, equipment and a storage medium for determining the frequency of a heat pump compressor. Background Along with the popularization of the constant-temperature heating technology of the swimming pool, the swimming pool heat pump has become core equipment for regulating and controlling the temperature of the swimming pool due to the advantages of energy conservation and environmental protection, and the operation efficiency and the heating stability of the swimming pool heat pump directly influence the use experience and the energy consumption of the swimming pool. The heating capacity core of the swimming pool heat pump depends on the operation frequency regulation and control of the compressor, and complex nonlinear correlation exists between the frequency of the compressor, the ambient temperature and the target water temperature of the swimming pool, and how to dynamically match the optimal frequency of the compressor according to the ambient temperature is a key for improving the heating efficiency of the heat pump and avoiding energy waste. In the related art, the current swimming pool heating constant temperature heat pump device depends on a singlechip PID algorithm, but the PID algorithm only feeds back and adjusts the working frequency of a compressor according to the current water temperature, the working frequency of the compressor cannot adapt to the operation requirements under different environment temperatures, the heating stability and the constant temperature accuracy of the heat pump device are affected, and meanwhile, the condition of energy consumption waste of heat pump equipment is also caused. Disclosure of Invention The embodiment of the application provides a method, a device, equipment and a storage medium for determining the frequency of a heat pump compressor, which solve the problems that the heat pump device heating stability and constant temperature accuracy are affected and the energy consumption of heat pump equipment is wasted because the frequency of the heat pump compressor cannot be adapted to the compressor running at different environment temperatures in the process of determining the frequency of the compressor. The method and the device can dynamically calculate the heating capacity data according to the acquired historical operation data in the preset period, determine the environment temperature corresponding to the optimal heating capacity as the critical temperature, dynamically generate the temperature interval based on the critical temperature, dynamically generate the mapping rule of the temperature interval and the frequency interval by combining the preset mapping rule, and determine the optimal frequency value corresponding to the current environment temperature data based on the mapping rule, thereby being convenient for regulating and controlling the frequency of the compressor based on the optimal frequency value, being capable of adapting to the operation requirements of the compressor under different environment temperatures, fully guaranteeing the heating stability of the heat pump device, improving the constant temperature precision, avoiding the energy consumption waste of the heat pump device and improving the energy saving effect of the heat pump device. In a first aspect, an embodiment of the present application provides a method for determining a frequency of a heat pump compressor, including: Acquiring historical operation data of a heat pump in a frequency interval and a preset period of a compressor, and inputting the historical operation data into a preset heating capacity model to obtain a plurality of heating capacity data; Traversing the heating capacity value in each heating capacity data, and determining the environment temperature corresponding to the maximum heating capacity value as a critical temperature based on the traversing result; Determining a temperature interval based on the critical temperature and the historical maximum temperature and the historical minimum temperature in the historical operation data, and generating a mapping relation between the temperature interval and a frequency value according to the temperature interval, the frequency interval and a preset mapping rule; Acquiring environmental temperature data in real time, determining a target temperature interval to which the environmental temperature data belongs, and determining a target frequency corresponding to the target temperature interval according to the mapping relation. Optionally, the determining a temperature interval based on the critical temperature and a historical maximum temperature and a historical minimum temperature in the historical operating data includes: When the critical temperature is greater than the historical maxi