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CN-121977212-A - Air door adjusting method and system of kitchen range combustor, electronic equipment and storage medium

CN121977212ACN 121977212 ACN121977212 ACN 121977212ACN-121977212-A

Abstract

The application relates to a method and a system for adjusting an air door of a kitchen range combustor, electronic equipment and a storage medium. The method comprises the steps of obtaining a sound signal and a maximum combustion temperature of a combustor, extracting an acoustic mode frequency corresponding to the combustor from the sound signal, carrying out sound velocity conversion processing according to the acoustic mode frequency to obtain a target sound velocity of the combustor, determining a current combustion temperature in the combustor based on the target sound velocity, carrying out air-fuel ratio conversion processing on the current combustion temperature, the maximum combustion temperature and a preset heat loss coefficient of the combustor to obtain a target air-fuel ratio at the current moment, determining a current air door adjusting angle of the combustor according to the target air-fuel ratio and a preset air door adjusting proportional coefficient, and adjusting the opening degree of an air door of the kitchen range combustor based on the current air door adjusting angle. According to the technical scheme provided by the application, the combustion efficiency can be optimized, the service life of the burner is prolonged, the maintenance cost of equipment is reduced, and meanwhile, the reliability and stability of the burner can be improved.

Inventors

  • WANG WEI
  • HE LIBO

Assignees

  • 宁波方太厨具有限公司

Dates

Publication Date
20260505
Application Date
20260121

Claims (10)

  1. 1. A method of damper adjustment for a cooktop burner, comprising: acquiring a sound signal and a maximum combustion temperature of a burner, and extracting acoustic modal frequencies corresponding to the burner from the sound signal; performing sound velocity conversion processing according to the acoustic modal frequency to obtain a target sound velocity of the combustor; Determining a current combustion temperature within the combustor based on the target sound speed; Performing air-fuel ratio conversion processing on the current combustion temperature, the maximum combustion temperature and a preset combustor heat loss coefficient to obtain a target air-fuel ratio at the current moment; Determining the current air door adjusting angle of the burner according to the target air-fuel ratio and a preset air door adjusting proportional coefficient; and adjusting the throttle opening of the kitchen range burner based on the current throttle adjusting angle.
  2. 2. The method of damper adjustment for a cooktop burner of claim 1, wherein the determining the current damper adjustment angle for the burner based on the target air-fuel ratio and a preset damper adjustment scaling factor comprises: determining a standard air-fuel ratio corresponding to the target air-fuel ratio according to the target air-fuel ratio; performing difference calculation processing on the standard air-fuel ratio and the target air-fuel ratio to obtain air-fuel ratio difference data; And multiplying the air-fuel ratio difference data with the preset throttle adjusting proportional coefficient to determine the current throttle adjusting angle of the combustor.
  3. 3. The method of damper adjustment for a cooktop burner of claim 1, wherein prior to the step of determining the current damper adjustment angle for the burner based on the target air-fuel ratio and a preset damper adjustment scaling factor, the method further comprises: safety monitoring is carried out on the target air-fuel ratio, and the combustor is determined to be in a safe state under the condition that the target air-fuel ratio is monitored to be in a preset air-fuel ratio range; The determining the current air door adjusting angle of the combustor according to the target air-fuel ratio and the preset air door adjusting proportionality coefficient comprises the following steps: and under the condition that the burner is in a safe state, determining the current adjusting angle of the air door according to the target air-fuel ratio and the preset air door adjusting proportionality coefficient.
  4. 4. The method of damper adjustment for a cooktop burner of claim 3, further comprising: determining that the burner is in a first abnormal state if the target air-fuel ratio is monitored to be greater than a maximum air-fuel ratio threshold value of the preset air-fuel ratio range; And adjusting the throttle opening to a first preset throttle angle under the condition that the combustor is in the first abnormal state.
  5. 5. The method of damper adjustment for a cooktop burner of claim 4, further comprising: Determining that the burner is in a second abnormal state if the target air-fuel ratio is monitored to be smaller than a minimum air-fuel ratio threshold value of the preset air-fuel ratio range; And under the condition that the combustor is in the second abnormal state, adjusting the throttle opening to a second preset throttle angle, and controlling the gas valve to be closed.
  6. 6. The method of damper adjustment for a cooktop burner of claim 1, further comprising: Acquiring the air-fuel ratio at the last moment; determining a combustion fluctuation rate at the current time according to the air-fuel ratio at the previous time and the target air-fuel ratio; And controlling the air quantity of the range hood to be adjusted to the preset air quantity under the condition that the combustion fluctuation rate is larger than the preset fluctuation threshold value.
  7. 7. The method of damper adjustment for a cooktop burner of claim 6, wherein the method comprises: And under the condition that the combustion fluctuation rate is smaller than or equal to the preset fluctuation threshold value, maintaining the current throttle opening of the burner and the air quantity of the range hood.
  8. 8. A damper adjustment system for a cooktop burner, comprising: The acquisition module is used for acquiring a sound signal and a maximum combustion temperature of the burner and extracting acoustic modal frequencies corresponding to the burner from the sound signal; the target sound velocity determining module is used for carrying out sound velocity conversion processing according to the acoustic modal frequency to obtain the target sound velocity of the combustor; A current combustion temperature determination module for determining a current combustion temperature within the combustor based on the target sound speed; the target air-fuel ratio determining module is used for performing air-fuel ratio conversion processing on the current combustion temperature, the maximum combustion temperature and a preset combustor heat loss coefficient to obtain a target air-fuel ratio at the current moment; The air door current adjusting angle determining module is used for determining the air door current adjusting angle of the combustor according to the target air-fuel ratio and a preset air door adjusting proportional coefficient; And the air door opening adjusting module is used for adjusting the air door opening of the kitchen range burner based on the current air door adjusting angle.
  9. 9. An electronic device, comprising: A processor; A memory for storing the processor-executable instructions; Wherein the processor is configured to execute the instructions to implement the damper adjustment method of a cooktop burner of any of claims 1 to 7.
  10. 10. A computer readable storage medium, characterized in that instructions in the computer readable storage medium, when executed by a processor of an electronic device, enable the electronic device to perform the damper adjustment method of a cooktop burner of any of claims 1 to 7.

Description

Air door adjusting method and system of kitchen range combustor, electronic equipment and storage medium Technical Field The application relates to the technical field of kitchen appliances, in particular to a method and a system for adjusting an air door of a kitchen burner, electronic equipment and a storage medium. Background In burner applications of cooktops, combustion efficiency and emissions performance are important indicators for measuring performance. In order to achieve efficient, clean combustion, the mixing ratio of air and fuel, i.e., the air-fuel ratio, must be precisely controlled. The throttle opening directly affects the amount of air entering the burner, which determines the air-fuel ratio, as a key component for regulating the air flow. The traditional burner air door adjusting method generally adopts a manual adjustment or fixed proportion angle mode, lacks real-time feedback on the combustion state, is difficult to adapt to dynamic changes under different working conditions, cannot ensure optimal combustion efficiency, and leads to reduction of combustion efficiency or increase of emission. In addition, the existing automatic regulating system is mostly dependent on physical measuring means such as a temperature sensor or a pressure sensor, and the temperature sensor or the pressure sensor needs to be directly contacted with a burner, so that the risks of equipment damage and faults are increased, the measuring precision is poor possibly caused by sensor failure, and meanwhile, the problems of response lag, complex installation, high cost and the like of the sensor are also solved. Disclosure of Invention The application provides a method, a system, electronic equipment and a storage medium for adjusting an air door of a kitchen range burner, which at least solve the problems of how to optimize combustion efficiency and accurately adjust the opening of the air door of the burner in the related technology. The technical scheme of the application is as follows: according to a first aspect of an embodiment of the present application, there is provided a damper adjustment method of a stove burner, including: acquiring a sound signal and a maximum combustion temperature of a burner, and extracting acoustic mode frequency corresponding to the burner from the sound signal; Performing sound velocity conversion processing according to the acoustic modal frequency to obtain a target sound velocity of the combustor; determining a current combustion temperature within the combustor based on the target sound speed; performing air-fuel ratio conversion treatment on the current combustion temperature, the maximum combustion temperature and a preset heat loss coefficient of the burner to obtain a target air-fuel ratio at the current moment; Determining the current air door adjusting angle of the burner according to the target air-fuel ratio and a preset air door adjusting proportional coefficient; and adjusting the throttle opening of the stove burner based on the current throttle adjusting angle. According to a second aspect of embodiments of the present application, there is provided a damper adjustment system for a cooktop burner, comprising: the acquisition module is used for acquiring the sound signal and the maximum combustion temperature of the burner and extracting the acoustic mode frequency corresponding to the burner from the sound signal; The target sound velocity determining module is used for carrying out sound velocity conversion processing according to the acoustic modal frequency to obtain the target sound velocity of the combustor; a current combustion temperature determination module for determining a current combustion temperature within the combustor based on the target sound speed; the target air-fuel ratio determining module is used for performing air-fuel ratio conversion processing on the current combustion temperature, the maximum combustion temperature and a preset combustor heat loss coefficient to obtain a target air-fuel ratio at the current moment; the air door current adjusting angle determining module is used for determining the air door current adjusting angle of the combustor according to the target air-fuel ratio and a preset air door adjusting proportional coefficient; And the air door opening adjusting module is used for adjusting the air door opening of the stove burner based on the current adjusting angle of the air door. According to a third aspect of embodiments of the present application there is provided an electronic device comprising a processor, a memory for storing instructions executable by the processor, wherein the processor is configured to execute the instructions to implement a method as in any of the first aspects above. According to a fourth aspect of embodiments of the present application, there is provided a computer readable storage medium, which when executed by a processor of an electronic device, causes the electronic device to perform the