CN-121977311-A - Control method and device of heat pump unit, electronic equipment and storage medium

Abstract

The invention discloses a control method, a device, electronic equipment and a storage medium of a heat pump unit, wherein the heat pump unit is suitable for working according to electric energy provided by a light storage system, the light storage system comprises a photovoltaic device and a battery, the method comprises the steps of obtaining working data of the light storage system and obtaining a working mode of the heat pump unit, wherein the working data comprise surplus power of the photovoltaic device and residual electric quantity of the battery, determining a current power interval of the light storage system from a plurality of divided power intervals based on the working data, wherein the power intervals comprise a power surplus interval, a power shortage interval and a power transition interval, interval boundaries of the power intervals are at least related to a preset surplus power threshold and a preset battery electric quantity threshold, and controlling at least one of a set temperature and a working area of the heat pump unit according to the current power interval and the working mode. The method improves the economic benefit of the optical storage system.

Inventors

• LI ZHENYU
• YUAN YUAN
• Lv Mengxin
• JIANG HAIHAO

Assignees

• 佛山市顺德区美的电子科技有限公司
• 广东美的制冷设备有限公司

Dates

Publication Date

20260505

Application Date

20241031

Claims (14)

1. 1. A method of controlling a heat pump unit adapted to operate on electrical energy provided by a light storage system comprising a photovoltaic device and a battery, the method comprising: acquiring working data of the light storage system and an operating mode of the heat pump unit, wherein the working data comprises surplus power of the photovoltaic device and residual electric quantity of the battery; Determining a current power interval of the optical storage system from a plurality of divided power intervals based on the working data, wherein the power intervals comprise a power surplus interval, a power shortage interval and a power transition interval, and interval boundaries of the power intervals are at least related to a preset surplus power threshold and a preset battery electric quantity threshold; and controlling at least one of the set temperature and the working area of the heat pump unit according to the current power interval and the working mode.
2. 2. The method of claim 1, wherein the preset surplus power threshold comprises a first surplus power threshold, the preset battery level threshold comprises a first level threshold, and the power interval division comprises: and the surplus power is the power surplus section under the condition that the surplus power is larger than or equal to the first surplus power threshold value and the residual electric quantity is larger than the first electric quantity threshold value.
3. 3. The method of claim 2, wherein the preset surplus power threshold further comprises a second surplus power threshold, the second surplus power threshold being greater than the first surplus power threshold, the power margin interval comprising a first power margin interval and a second power margin interval, the power margin of the second power margin interval being greater than the power margin of the first power margin interval; the power interval division further includes: the surplus power is the first surplus power interval when the surplus power is larger than or equal to the first surplus power threshold value and smaller than the second surplus power threshold value and the residual electric quantity is larger than the first electric quantity threshold value; And the surplus power is the second power surplus section under the condition that the surplus power is larger than or equal to the second surplus power threshold value and the residual electric quantity is larger than the first electric quantity threshold value.
4. 4. The method of claim 2, wherein the preset surplus power threshold further comprises a third surplus power threshold that is less than the first surplus power threshold, the preset battery level threshold comprises a second level threshold that is less than the first level threshold; the power interval division further includes: And the power shortage interval is the power shortage interval when the residual electric quantity is smaller than or equal to the second electric quantity threshold value and the battery is in a discharging state or the surplus power is smaller than the third surplus power threshold value.
5. 5. The method of claim 4, wherein the power interval partitioning further comprises: The power transition section is the power transition section when the surplus power is equal to or greater than the first surplus power threshold value and the residual power is equal to or less than the first power threshold value, or The power transition interval when the surplus power is smaller than the first surplus power threshold value and the battery is in a charging state, or And the power transition section is the power transition section when the residual electric quantity is larger than the second electric quantity threshold value, the battery is in a discharging state, and the surplus power is larger than or equal to the third surplus power threshold value.
6. 6. A method according to claim 3, wherein, in the case where the current power interval is the power margin interval, controlling at least one of a set temperature and an operation region of the heat pump unit according to the current power interval and the operation mode includes: Reducing the set temperature of the heat pump unit under the condition that the working mode is a refrigeration mode; And under the condition that the working mode is a heating mode, the set temperature of the heat pump unit is increased, and the electric auxiliary heating function of the heat pump unit is started.
7. 7. The method of claim 6, wherein increasing the set temperature of the heat pump unit and turning on the electric auxiliary heating function of the heat pump unit when the operation mode is a heating mode, comprises: when the current power interval is the first power surplus interval, the set temperature of the heat pump unit is increased; And under the condition that the current power interval is the second power surplus interval, the set temperature of the heat pump unit is increased, and the electric auxiliary heating function of the heat pump unit is started.
8. 8. The method according to claim 1, wherein, in the case where the current power interval is the power shortage interval, controlling at least one of a set temperature and an operation area of the heat pump unit according to the current power interval and the operation mode includes: recovering the set temperature of the heat pump unit to the set temperature of a user under the condition that the working mode is a refrigeration mode; And under the condition that the working mode is a heating mode, recovering the set temperature of the heat pump unit to the set temperature of a user, and closing the electric auxiliary heating function of the heat pump unit.
9. 9. The method according to claim 1, wherein controlling at least one of a set temperature and an operating region of the heat pump unit according to the current power interval and the operating mode in the case where the current power interval is the power transition interval, comprises: Under the condition that the working mode is a refrigeration mode, the set temperature of the heat pump unit is kept unchanged; And under the condition that the working mode is a heating mode, keeping the set temperature of the heat pump unit unchanged, and keeping the electric auxiliary heating function of the heat pump unit in a current state.
10. 10. The method according to any one of claims 1-9, wherein, in case the current power interval is the power margin interval, controlling at least one of a set temperature and an operating area of the heat pump unit according to the current power interval and the operating mode comprises: and increasing the working areas of the heat pump units according to the surplus power, wherein the number of the working areas of the heat pump units and the surplus power are in positive correlation.
11. 11. The method according to any one of claims 1-9, wherein, in case the current power interval is the power shortage interval, controlling at least one of a set temperature and an operation area of the heat pump unit according to the current power interval and the operation mode, comprises: And reducing the working areas of the heat pump units according to the surplus power, wherein the number of the working areas of the heat pump units and the surplus power are in positive correlation.
12. 12. A computer-readable storage medium, characterized in that a computer program is stored thereon, which computer program, when being processed by a processor, performs a control method of a heat pump unit according to any one of claims 1-11.
13. 13. An electronic device comprising a memory, a processor and a control program of a heat pump unit stored on the memory and operable on the processor, the processor implementing the control method of the heat pump unit according to any one of claims 1-11 when executing the control program of the heat pump unit.
14. 14. A control device for a heat pump unit, the heat pump unit being adapted to operate on electrical energy provided by a light storage system comprising a photovoltaic device and a battery, the device comprising: the acquisition module is used for acquiring working data of the optical storage system and acquiring a working mode of the heat pump unit, wherein the working data comprises surplus power of the photovoltaic device and residual electric quantity of the battery; The determining module is used for determining a current power interval of the optical storage system from a plurality of divided power intervals based on the working data, wherein the power intervals comprise a power surplus interval, a power shortage interval and a power transition interval, and interval boundaries of the power intervals are at least related to a preset surplus power threshold and a preset battery electric quantity threshold; and the control module is used for controlling at least one of the set temperature and the working area of the heat pump unit according to the current power interval and the working mode.

Description

Control method and device of heat pump unit, electronic equipment and storage medium Technical Field The present application relates to the field of home appliances, and in particular, to a method and apparatus for controlling a heat pump unit, an electronic device, and a storage medium. Background The heat pump unit is used for refrigerating and heating rooms, is electric equipment with the largest household electricity consumption, and the light storage system is used for generating electricity by utilizing solar energy in daytime, and is household power generation equipment. The heat pump unit takes the temperature set by a user as the only index, the room temperature is controlled near the user set temperature, the electric equipment is not considered by the light storage system, and surplus generated energy is fed into the power grid or discarded by discarding light, so that the heat pump unit and the light storage system are two mutually independent control systems. When the photovoltaic power generation amount is sufficient, a large amount of electric quantity is fed into the power grid or is discarded, and is not fully utilized, and when the photovoltaic power generation amount is insufficient, the heat pump unit needs to take power from the power grid to maintain the room temperature, so that the power generation power of the light storage system is not matched with the power demand time of the heat pump unit, and the economic benefit of the light storage system is poor. Disclosure of Invention The present invention aims to solve at least one of the technical problems in the related art to some extent. Therefore, a first object of the present invention is to provide a control method of a heat pump unit, which stores energy to consume more surplus power when the photovoltaic power generation is sufficient, and reduces the power of the heat pump unit when the photovoltaic power generation is insufficient, thereby improving the economic benefit of the optical storage system. A second object of the present invention is to propose a computer readable storage medium. A third object of the present invention is to propose an electronic device. A fourth object of the present invention is to provide a control device for a heat pump unit. In order to achieve the above object, according to a first aspect of the present invention, a control method of a heat pump unit is provided, the heat pump unit is adapted to operate according to electric energy provided by an optical storage system, the optical storage system includes a photovoltaic device and a battery, the method includes obtaining operation data of the optical storage system, and obtaining an operation mode of the heat pump unit, wherein the operation data includes surplus power of the photovoltaic device and residual power of the battery, determining a current power interval of the optical storage system from a plurality of power intervals obtained by dividing based on the operation data, wherein the plurality of power intervals include a power surplus interval, a power shortage interval and a power transition interval, interval boundaries of the plurality of power intervals are at least associated with a preset surplus power threshold and a preset battery power threshold, and controlling at least one of a set temperature and an operation area of the heat pump unit according to the current power interval and the operation mode. According to the control method of the heat pump unit, working data of the light storage system are obtained, and a working mode of the heat pump unit is obtained, wherein the working data comprise surplus power of a photovoltaic device and residual capacity of a battery, and a current power section of the light storage system is determined from a plurality of power sections obtained through division based on the working data, wherein the power sections comprise a power surplus section, a power shortage section and a power transition section, section boundaries of the power sections are at least related to a preset surplus power threshold and a preset battery capacity threshold, and at least one of a set temperature and a working area of the heat pump unit is controlled according to the current power section and the working mode. Therefore, when the photovoltaic power generation amount is sufficient, the heat pump unit stores energy so as to consume more surplus power, and when the photovoltaic power generation amount is insufficient, the power of the heat pump unit is reduced, so that the economic benefit of the light storage system is improved. According to one embodiment of the invention, the preset surplus power threshold comprises a first surplus power threshold, the preset battery power threshold comprises a first power threshold, and the power interval division comprises a power surplus interval when the surplus power is larger than or equal to the first surplus power threshold and the residual power is larger than the fir