CN-119532979-B - Dual-heat source device, heating control method thereof, and heating control device

CN119532979BCN 119532979 BCN119532979 BCN 119532979BCN-119532979-B

Abstract

The invention discloses a dual-heat source device, a heating control method and a heating control device. The heating modes of the double-heat-source equipment comprise heat pump heating and furnace heating, and the method comprises the steps of judging whether the current outdoor temperature is smaller than or equal to a preset temperature, using the furnace to heat if the current outdoor temperature is smaller than or equal to the preset temperature, determining a heating mode which is needed to be used currently according to the current gas cost and the electricity cost if the current outdoor temperature is larger than the preset temperature, controlling switching of the heating mode according to the heat pump operation condition during the heat pump heating, and controlling switching of the heating mode according to the furnace operation time and the outdoor temperature during the furnace heating. According to the invention, the heating mode is switched according to the outdoor temperature, the gas cost, the electricity cost and the actual running condition of the equipment, and the heating mode is automatically switched to the heating mode with optimal cost and optimal heating efficiency, so that the energy consumption is reduced, the manual switching of a user is not needed, the excessive emission of greenhouse gases caused by excessive use of the gas burner is avoided, and the user experience is improved.

Inventors

FENG FENG
YE TIEYING
ZHANG GUANGXU
JIN GUOHUA

Assignees

珠海格力电器股份有限公司

Dates

Publication Date: 20260505
Application Date: 20241030

Claims (9)

1. A heating control method of a dual heat source apparatus, the heating mode of the dual heat source apparatus including heat pump heating and furnace heating, the method comprising: judging whether the current outdoor temperature is less than or equal to a preset temperature; if the current outdoor temperature is less than or equal to the preset temperature, heating by using a combustion furnace; if the current outdoor temperature is greater than the preset temperature, determining a heating mode which is currently required to be used according to the current gas cost and the electricity cost; the method comprises the steps of judging whether a temperature point is stopped within a preset time after the heat pump heating is started, if so, continuing to use the heat pump heating, and if not, switching to the furnace heating; and during the heating of the combustion furnace, controlling the switching of the heating modes according to the operation time length of the combustion furnace and the outdoor temperature.
2. The method of claim 1, wherein determining the currently desired heating pattern based on the current gas and electricity costs comprises: calculating the current fuel gas cost and electricity cost; If the current fuel gas cost is greater than or equal to the current electricity cost, heating by using a heat pump; If the current fuel gas cost is less than the current electricity cost, the fuel gas is used for heating.
3. The method of claim 1, further comprising, after continuing to heat using the heat pump: And when the change of the outdoor temperature is detected, returning to the step of judging whether the current outdoor temperature is less than or equal to the preset temperature.
4. The method according to claim 1, wherein during furnace heating, switching of heating modes is controlled according to a furnace operation time period and an outdoor temperature, comprising: Recording the actual operation time of the heating of the combustion furnace during the heating of the combustion furnace; When the actual operation time of heating of the combustion furnace reaches the shortest operation time of the combustion furnace, judging whether the current outdoor temperature is greater than or equal to a preset temperature +N; if the current outdoor temperature is greater than or equal to the preset temperature +N, switching to heat pump heating; and if the current outdoor temperature is less than the preset temperature +N, returning to the step of judging whether the current outdoor temperature is less than or equal to the preset temperature, wherein N is more than 0.
5. A heating control apparatus for a dual heat source device, the heating mode of the dual heat source device including heat pump heating and furnace heating, the apparatus comprising: The judging module is used for judging whether the current outdoor temperature is less than or equal to a preset temperature; the first control module is used for heating by using the combustion furnace if the current outdoor temperature is less than or equal to the preset temperature; the second control module is used for determining a heating mode which is needed to be used currently according to the current gas cost and the electricity cost if the current outdoor temperature is greater than the preset temperature; The third control module is used for controlling the switching of the heating mode according to the running condition of the heat pump during the heating period of the heat pump, wherein the third control module comprises the steps of judging whether a temperature point stop occurs in a preset time after the heat pump is started for heating or not; and the fourth control module is used for controlling the switching of the heating modes according to the operation time length of the combustion furnace and the outdoor temperature during the heating of the combustion furnace.
6. The apparatus of claim 5, wherein the second control module comprises: the calculation unit is used for calculating the current fuel gas cost and electricity consumption cost; The first control unit is used for heating by using the heat pump if the current fuel gas cost is greater than or equal to the current electricity cost; and the second control unit is used for heating by using the combustion furnace if the current fuel gas cost is smaller than the current electricity cost.
7. A dual heat source apparatus comprising the heating control device of claim 5 or 6.
8. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the steps of the method according to any one of claims 1 to 4 when the computer program is executed by the processor.
9. A non-transitory computer readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the steps of the method according to any one of claims 1 to 4.

Description

Dual-heat source device, heating control method thereof, and heating control device Technical Field The present invention relates to the field of heating technology, and in particular, to a dual-heat-source apparatus, a heating control method thereof, and a heating control device. Background The dual heat source device, also known as a "dual fuel heat controller" or "hybrid heating controller", i.e. a device integrating an air source heat pump and a natural gas burner, can be switched to use burner heating or heat pump heating. Currently, most dual-heat source devices require users to manually switch heating modes according to their own needs, for example, currently using a heat pump for heating, and if the users feel that the heat pump for heating is not warm enough, the users can manually switch to a burner for heating. In the scheme, a user is required to manually switch the heating mode, the heating mode is not intelligent enough, the user experience is poor, the user can not manually switch the heating mode according to the sensation of the user on cold and hot, the energy utilization rate cannot be maximized, the energy waste is easily caused, the energy consumption is high, the heat source cost is uncontrollable, and in addition, if a large amount of gas burning furnace is used for heating, the excessive emission of greenhouse gases generated after the natural gas is burnt can be caused. Aiming at the problems of high energy consumption and poor user experience caused by the fact that a user is required to manually switch heating modes in double-heat-source equipment in the prior art, an effective solution is not proposed at present. Disclosure of Invention The embodiment of the invention provides double-heat-source equipment, a heating control method and a heating control device thereof, and aims to at least solve the problems of high energy consumption and poor user experience caused by the fact that a user is required to manually switch a heating mode in the double-heat-source equipment in the prior art. To solve the above technical problems, an embodiment of the present invention provides a heating control method for a dual heat source device, where a heating mode of the dual heat source device includes heat pump heating and burner heating, and the method includes: judging whether the current outdoor temperature is less than or equal to a preset temperature; if the current outdoor temperature is less than or equal to the preset temperature, heating by using a combustion furnace; if the current outdoor temperature is greater than the preset temperature, determining a heating mode which is currently required to be used according to the current gas cost and the electricity cost; During the heating period of the heat pump, switching of a heating mode is controlled according to the running condition of the heat pump; and during the heating of the combustion furnace, controlling the switching of the heating modes according to the operation time length of the combustion furnace and the outdoor temperature. Optionally, determining the heating mode currently required to be used according to the current fuel gas cost and the electricity cost includes: calculating the current fuel gas cost and electricity cost; If the current fuel gas cost is greater than or equal to the current electricity cost, heating by using a heat pump; If the current fuel gas cost is less than the current electricity cost, the fuel gas is used for heating. Optionally, during heat pump heating, switching of heating modes is controlled according to heat pump operation conditions, including: Judging whether a temperature point shutdown occurs in a preset time after the heat pump is started for heating; If yes, continuing to heat by using the heat pump; If not, switching to heating of the combustion furnace. Optionally, after continuing to heat using the heat pump, further comprising: And when the change of the outdoor temperature is detected, returning to the step of judging whether the current outdoor temperature is less than or equal to the preset temperature. Optionally, during heating of the burner, switching of heating modes is controlled according to the burner operation time length and the outdoor temperature, including: Recording the actual operation time of the heating of the combustion furnace during the heating of the combustion furnace; When the actual operation time of heating of the combustion furnace reaches the shortest operation time of the combustion furnace, judging whether the current outdoor temperature is greater than or equal to a preset temperature +N; if the current outdoor temperature is greater than or equal to the preset temperature +N, switching to heat pump heating; and if the current outdoor temperature is less than the preset temperature +N, returning to the step of judging whether the current outdoor temperature is less than or equal to the preset temperature, wherein N is more than 0. The embodiment of