Sensor calibration method and device, washing machine and computer readable storage medium

By obtaining and analyzing the turbidity value of the laundry equipment, determining the target turbidity value and calibrating the turbidity sensor, the problem of misjudgment caused by dirt accumulation is solved, and the accuracy of the washing machine is improved.

CN119686073AActive Publication Date: 2025-03-25TCL HOME APPLIANCES (HEFEI) CO LTD
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Patent Information

Application Number
CN202510021504.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-07
Publication Date
2025-03-25
Estimated Expiration
2045-01-07

AI Technical Summary

Technical Problem

The turbidity sensor accumulates dirt due to long-term use, which makes the turbidity value more high, and it is misjudged that the clothes have not been cleaned.

Method used

By obtaining the target number of washes, the first turbidity value and the second turbidity value of the laundry device, the target turbidity value is determined, and the initial turbidity value of the turbidity sensor is calibrated to calibrate the turbidity value of the sensor.

Benefits of technology

It avoids inaccurate detection of turbidity values ​​for sensors, reduces erroneous judgments of unwashed clothes, and ensures the accuracy of the washing machine.

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Abstract

The invention provides a sensor calibration method and device, a washing machine and a computer readable storage medium. The method comprises the steps that the target washing frequency, a first turbidity value and a second turbidity value of laundry equipment are obtained; determining a target turbidity value according to the target washing times, the first turbidity value and the second turbidity value; and calibrating the initial turbidity value of the turbidity sensor according to the target turbidity value. According to the sensor calibration method provided by the invention, the target washing times of the washing process in the laundry equipment and the first turbidity value and the second turbidity value corresponding to the two adjacent washing times can be obtained. According to the first turbidity value and the second turbidity value, the changed target turbidity value in the two adjacent washing processes can be determined. According to the changed target turbidity value, the sensor can be calibrated, and misjudgment that clothes are not washed during washing due to the fact that the turbidity value detected by the sensor is not accurate is avoided.
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