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Range hood infrared control method, system and range hood

A control method and control system technology, applied in the direction of oil fume removal, heating methods, household stoves/stoves, etc., can solve the problems of greater durability test, higher precision requirements, failure to achieve linkage control of hoods, etc., to achieve guarantee Effects of cooking safety and accuracy improvement

Active Publication Date: 2020-05-22
HANGZHOU ROBAM APPLIANCES CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This method has high requirements on the precision of the structure, and is affected by oil stains, carbon deposits on the bottom of the pot, contact time, etc. The detection of the metal thermal sensor is inaccurate, and the accuracy and durability of the temperature sensor are tested and have great limitations. , it cannot be realized for all cooking tools, and the linkage control of the hood in each cooking state has not been achieved for precise smoking, and the degree of intelligence is far from meeting the needs of users for easy cooking

Method used

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  • Range hood infrared control method, system and range hood
  • Range hood infrared control method, system and range hood
  • Range hood infrared control method, system and range hood

Examples

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Embodiment 1

[0063] An embodiment of the present invention provides an infrared control method for range hoods, see figure 1 The flow chart of the infrared control method for the range hood shown, the method includes the following steps:

[0064] Step S101, collecting monitoring parameter values.

[0065] The infrared temperature sensor is installed on the lower surface of the smoke collecting hood of the range hood at a specific angle. When the range hood and infrared temperature monitoring function are turned on, the infrared temperature sensor is initialized, including the initialization sampling period t (t is greater than 25ms, such as 500ms), and the sensor itself is preheated for a certain period of time (such as 2-3s), and then detects and detects The infrared wavelength signal during the cooking process in the area, and transmits the infrared wavelength signal to the data processing and control system of the range hood in real time. The data processing and control system converts...

Embodiment 2

[0120] An embodiment of the present invention provides an infrared control system for range hoods, referring to image 3 , the system consists of:

[0121] An acquisition unit 11, configured to acquire monitoring parameter values;

[0122] The processing unit 12 is configured to process the monitoring parameter value through a median value averaging filtering algorithm to obtain a feedback parameter value;

[0123] A determining unit 13, configured to determine the state interval, parameter change amount and parameter change rate of the feedback parameter value within a preset period;

[0124] The control unit 14 is used to control the operating state of the range hood according to the state interval, parameter change amount and parameter change rate.

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Abstract

The invention provides a kitchen ventilator, an infrared control method and a system for the kitchen ventilator and relates to the technical field of kitchen ventilators. The method comprises the following steps: collecting monitoring parameter values; adopting a median average filtering algorithm for treating the monitoring parameter values, thereby acquiring a feedback parameter value; confirming state section, parameter variation and parameter change rate of feedback parameter value in a preset period; controlling the running state of the kitchen ventilator according to the state section, parameter variation and parameter change rate. The kitchen ventilator, the infrared control method and the system for the kitchen ventilator provided by the embodiment of the invention are capable of acquiring the feedback parameter value by adopting the median average filtering algorithm for treating the monitoring parameter values, confirming the state section, parameter variation and parameter change rate of feedback parameter value and thus controlling the running state of the kitchen ventilator according to the state section, parameter variation and parameter change rate, and are capable of increasing the accuracy of temperature measurement data and the matching degree during the cooking process, automatically accurate controlling blast capacity of kitchen ventilator and guaranteeing cooking safety.

Description

technical field [0001] The invention relates to the technical field of range hoods, in particular to an infrared control method and system for range hoods and the range hood. Background technique [0002] With the development of artificial intelligence technology, smart home appliances have begun to attract consumers' attention. The range hood system is an indispensable central control system for kitchen appliances. The manual control of smoking in traditional hoods can no longer satisfy everyone's yearning for a better cooking life. In addition, cooking tools such as traditional gas stoves (hereinafter referred to as cooking tools) will cause kitchen safety hazards such as dry burning, air combustion, and even fire when creating kitchen works. In order to solve such problems, temperature sensors are added to the structure of cooking tools such as stoves. The contact temperature sensor in the burner of traditional stoves detects that when the temperature under the pot is gr...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F24C15/20
CPCF24C15/2021
Inventor 任富佳干乐辉沈海兵陈晓伟黄明春胡容严培乐
Owner HANGZHOU ROBAM APPLIANCES CO LTD
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