CN-122008796-A - Cabin partition temperature control method of vehicle, electronic equipment and vehicle

CN122008796ACN 122008796 ACN122008796 ACN 122008796ACN-122008796-A

Abstract

The embodiment of the application provides a cabin partition temperature control method of a vehicle, electronic equipment and the vehicle, which comprise the steps of collecting environment data of a position of the vehicle and human body characteristic data of at least one area in the cabin of the vehicle, calculating a personnel cold and hot load and a human body heat effect calibration factor of each area according to the environment data and the human body characteristic data of at least one area, calculating a total load of a corresponding area according to the personnel cold and hot load and the human body heat effect calibration factor of each area, determining an optimizing function of the corresponding area according to the total load of each area, and determining a temperature adjustment parameter value of the corresponding area according to the optimizing function of each area so as to control the temperature of the corresponding area according to the temperature adjustment parameter value of each area. Therefore, the problem that the existing multi-temperature-zone air conditioning technology is based on an air temperature sensor in a carriage, does not fully consider human body thermal inductance factors and lacks response according to individual differences is solved, the human body comfort of a passenger cabin is improved, and the energy consumption of the whole vehicle air conditioner is optimized.

Inventors

Su Jingke
ZHU LIANG
XIAO LONGXI

Assignees

广州汽车集团股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260401

Claims (10)

1. A cabin zoning temperature control method for a vehicle, comprising the steps of: Collecting environmental data of a vehicle position and human body characteristic data of at least one area in a vehicle cabin; Calculating a personnel cold and hot load and a human body heat effect calibration factor of each area according to the environment data and/or the human body characteristic data of at least one area, and calculating a total load of a corresponding area according to the personnel cold and hot load and the human body heat effect calibration factor of each area; And determining the optimizing function of the corresponding region according to the total load of each region, and determining the temperature adjusting parameter value of the corresponding region according to the optimizing function of each region so as to control the temperature of the corresponding region according to the temperature adjusting parameter value of each region.
2. The method according to claim 1, wherein said calculating a personal cooling and heating load for each region from said environmental data and/or said at least one region's body characteristic data comprises: calculating a first heat exchange amount of the vehicle shell and the environment, a second heat exchange amount of personnel in each area and the external environment, and a third heat exchange amount of personnel in each area and the external environment according to the environment data and/or the human body characteristic data of at least one area; And calculating the personnel cold and hot loads of the corresponding areas according to the first heat exchange amount, the second heat exchange amount and the third heat exchange amount to obtain the personnel cold and hot loads of each area.
3. The method according to claim 2, wherein the calculating the personal cooling and heating load of the corresponding area according to the first heat exchange amount, the second heat exchange amount, and the third heat exchange amount, to obtain the personal cooling and heating load of each area, includes: Calculating blood circulation compensation factors of the corresponding areas according to the human body characteristic data of the personnel in each area, calculating the difference value between the human body temperature of each area and a preset body temperature reference to obtain the body temperature difference value of each area, and calculating the product of the blood circulation compensation factors of each area and the body temperature difference value of the corresponding area; And calculating the ratio of the product of each area to the heart rate coefficient of the personnel in the corresponding area, and calculating the cold and hot load of the personnel in each area according to the ratio of each area, the first heat exchange amount, the second heat exchange amount and the third heat exchange amount.
4. The method according to claim 2, wherein calculating a first heat exchange amount of the vehicle housing with the environment, a second heat exchange amount of the person in each area with the external environment, and a third heat exchange amount of the person in each area with the external environment based on the environment data and/or the human body characteristic data of the at least one area comprises: acquiring the current cabin temperature of a vehicle, the surface area of a cabin shell, the thickness of the thickest part of a vehicle body, the solar angle factor of each area, the reflectivity of glass, the sunlight intensity, the exposed area of personnel skin and the temperature of at least one position; Calculating the second heat exchange amount according to the solar angle factor of each area, the glass reflectivity and the sunlight intensity; Obtaining the third heat exchange amount according to the current cabin temperature, the personnel skin exposed area of each area and the temperature of at least one position; And obtaining the first heat exchange amount according to the current environmental temperature in the environmental data, the surface area of the cabin outer shell and the thickness of the thickest part of the vehicle body.
5. The method of claim 1, wherein calculating a body heating calibration factor for each region based on the environmental data and the body characteristic data for the at least one region comprises: acquiring the total number of people in a vehicle cabin, the current cabin temperature in the environment data and the temperature of at least one position of the people in the human body characteristic data of the at least one region; And calculating the human body thermal effect calibration factor of each area according to the total number of people, the current cabin temperature and the temperature of at least one position of the people.
6. The method of claim 1, wherein the optimizing function for each region is: C(t)=w 4 *f pmv +w 5 *EER; EER=Q/P; Wherein, C (t) is an optimizing function, P is the consumed power of the compressor, Q is the total load, w 4 is the weight coefficient corresponding to f pmv , w 5 is the weight coefficient corresponding to EER, f pmv is the overall thermal comfort ratio in the vehicle, and EER is the energy efficiency ratio.
7. The method of claim 6, wherein calculating the overall thermal comfort ratio in the vehicle comprises: collecting temperature parameters and humidity parameters of each area in a vehicle cabin; determining the number of the areas, of which the temperature parameter is in a first preset interval and the humidity parameter is in a second preset interval, based on the temperature parameter and the humidity parameter of each area; And obtaining the overall thermal comfort ratio in the vehicle according to the ratio of the area number to the total area number.
8. The method of claim 1, wherein determining the temperature adjustment parameter value for the corresponding zone based on the optimizing function for each zone comprises: According to a preset adjustment strategy, the initial air quantity of a blower, the initial rotational speed of a compressor and the initial air opening angle of the vehicle are adjusted; Calculating the optimized function values corresponding to the air quantity of the blower, the rotating speed of the compressor and the air port angle after adjustment based on the optimized function; And when the optimizing function value meets the preset minimum condition, obtaining a target blower air quantity adjusting parameter value, a target compressor rotating speed adjusting parameter value and a target air opening angle adjusting parameter value of the corresponding area.
9. An electronic device comprising a processor and a memory, wherein A memory for storing a computer program; A processor for executing a program stored in a memory to implement the cabin partition temperature control method of a vehicle according to any one of claims 1 to 8.
10. A vehicle comprising the electronic device of claim 9.

Description

Cabin partition temperature control method of vehicle, electronic equipment and vehicle Technical Field The embodiment of the application relates to the technical field of automobile intellectualization and energy conservation, in particular to a cabin partition temperature control method of a vehicle, electronic equipment and the vehicle. Background The existing multi-temperature-zone air conditioning technology of the vehicle cannot be adjusted according to the difference of users, and the existing adjusting and controlling system is mainly used for overall adjustment and control based on an air temperature sensor in a carriage, so that direct relevant factors of human body heat sensation are not fully considered, energy waste is caused, or users feel uncomfortable in partial adjusting and controlling areas, and the problem needs to be solved. Disclosure of Invention The embodiment of the application provides a cabin partition temperature control method of a vehicle, electronic equipment and the vehicle, and aims to solve the problems that the existing multi-temperature-area air conditioning technology is mostly based on an air temperature sensor in a carriage, related factors of human body heat sensation are not fully considered, and accurate response to individual differences is lacking. The embodiment of the application provides a cabin partition temperature control method of a vehicle, which comprises the steps of collecting environment data of a position of the vehicle and human body characteristic data of at least one area in the cabin of the vehicle, calculating a personnel cold and hot load and a human body heat effect calibration factor of each area according to the environment data and/or the human body characteristic data of the at least one area, calculating a total load of a corresponding area according to the personnel cold and hot load and the human body heat effect calibration factor of each area, determining an optimizing function of the corresponding area according to the total load of each area, and determining a temperature adjustment parameter value of the corresponding area according to the optimizing function of each area, so as to control the temperature of the corresponding area according to the temperature adjustment parameter value of each area. In some embodiments, the calculating the cold and hot load of the personnel in each area according to the environmental data and/or the human body characteristic data of the at least one area comprises calculating a first heat exchange amount of the vehicle shell and the environment, a second heat exchange amount of the personnel in each area and the external environment, and a third heat exchange amount of the personnel in each area and the external environment according to the environmental data and/or the human body characteristic data of the at least one area, and calculating the cold and hot load of the personnel in the corresponding area according to the first heat exchange amount, the second heat exchange amount and the third heat exchange amount to obtain the cold and hot load of the personnel in each area. In some embodiments, the step of calculating the personnel cold and hot loads of the corresponding areas according to the first heat exchange amount, the second heat exchange amount and the third heat exchange amount comprises the steps of calculating a blood circulation compensation factor of the corresponding areas according to the human body characteristic data of the personnel of each area, calculating a difference value of a personnel body temperature and a preset body temperature reference of each area to obtain a body temperature difference value of each area, calculating a product of the blood circulation compensation factor of each area and the body temperature difference value of the corresponding area, calculating a ratio of a product of each area and a personnel heart rate coefficient of the corresponding area, and calculating the personnel cold and hot loads of each area according to the ratio of each area, the first heat exchange amount, the second heat exchange amount and the third heat exchange amount. In some embodiments, the calculating the first heat exchange amount of the vehicle shell and the environment, the second heat exchange amount of the personnel in each area and the external environment and the third heat exchange amount of the personnel in each area and the external environment according to the environment data and/or the human body characteristic data of at least one area comprises obtaining the current cabin temperature, the cabin outer shell surface area, the thickness of the thickest part of the vehicle body, the sun angle factor of each area, the glass reflectivity, the sun intensity, the skin exposure area of the personnel and the temperature of at least one position of the vehicle, calculating the second heat exchange amount according to the sun angle factor of each area, the glass reflecti