CN-117569050-B - Dehydration control method, device, washing machine and computer readable storage medium

CN117569050BCN 117569050 BCN117569050 BCN 117569050BCN-117569050-B

Abstract

A dehydration control method, apparatus, washing machine, and computer-readable storage medium includes acquiring a single eccentric amount and a diagonal eccentric amount in response to a dehydration instruction, executing a first dehydration process if the single eccentric amount is less than a preset single eccentric amount threshold and the diagonal eccentric amount is less than a preset diagonal eccentric amount threshold, acquiring motor power during execution of the first dehydration process, and executing a second dehydration process based on the motor power and a preset diagonal eccentric power value. The single eccentric detection and the diagonal eccentric detection are carried out through the fluctuation method, the first dehydration process is carried out when the single eccentric amount and the diagonal eccentric amount meet the conditions, and further, the diagonal eccentric detection is carried out through the motor power determination in the first dehydration process, and then the second dehydration process is carried out, so that the accuracy of the diagonal eccentric detection can be improved, the washing machine is prevented from working in a malignant eccentric state, the vibration and noise brought in the dehydration process of the washing machine are reduced, and the damage probability of the barrel part is reduced.

Inventors

ZHANG QIANG
WANG ZHONGQING
PAN GUANGHUI
WANG AIJUN

Assignees

TCL家用电器（合肥）有限公司

Dates

Publication Date: 20260512
Application Date: 20231124

Claims (9)

1. A dehydration control method, wherein the dehydration control method is applied to a washing machine, the method comprising: Responding to the dehydration instruction, and acquiring a single eccentric amount and a diagonal eccentric amount; If the single eccentric amount is smaller than a preset single eccentric amount threshold value and the diagonal eccentric amount is smaller than a preset diagonal eccentric amount threshold value, executing a first dehydration process, wherein the first dehydration process is medium-high-speed dehydration; Acquiring motor power in the process of executing the first dehydration process; executing a second dehydration process based on the motor power and a preset diagonal eccentric power value, wherein the second dehydration process is high-speed dehydration, middle-high-speed dehydration is maintained or cloth is subjected to shaking distribution until it is determined that high-speed dehydration can be executed; The method comprises the steps of obtaining preset maximum load weight and maximum rotating speed of the washing machine and inner barrel length of the washing machine, calculating maximum resultant moment based on the preset maximum load weight, the maximum rotating speed and the inner barrel length, and calculating preset diagonal eccentric power value based on the maximum resultant moment and the maximum rotating speed before executing a second dewatering process based on the motor power and the preset diagonal eccentric power value.
2. The dehydration control method according to claim 1, wherein the acquisition of the single eccentricity and the diagonal eccentricity includes: controlling an inner cylinder in the washing machine to rotate to a first preset rotating speed to obtain a single eccentric amount; If the single eccentric amount is smaller than a preset single eccentric amount threshold value, controlling the inner cylinder to rotate to a second preset rotating speed to acquire a diagonal eccentric amount; Wherein the first preset rotational speed is less than the second preset rotational speed.
3. The dehydration control method according to claim 2, wherein said obtaining motor power during execution of said first dehydration process comprises: Controlling the inner cylinder to rotate at the second preset rotating speed, and controlling the rotating speed of the inner cylinder to rise from the second preset rotating speed to a third preset rotating speed; And when the rotating speed of the inner cylinder is detected to reach the third preset rotating speed, acquiring the power of the motor.
4. The dehydration control method according to claim 3, wherein said performing a second dehydration process based on said motor power and a preset diagonal eccentric power value comprises: Comparing the motor power with a preset diagonal eccentric power value; if the motor power is smaller than the preset diagonal eccentric power value, controlling the rotating speed of the inner cylinder to be increased from the third preset rotating speed to the preset maximum rotating speed, and dehydrating clothes in the washing machine; and if the motor power is not smaller than the preset diagonal eccentric power value, controlling the inner cylinder to keep the third preset rotating speed to rotate so as to dehydrate clothes in the washing machine, or controlling the inner cylinder to rotate so as to shake and scatter the clothes, and re-executing the steps of obtaining a single eccentric amount and a diagonal eccentric amount.
5. The dehydration control method according to any one of claims 1 to 4, wherein if said single decentration amount is smaller than a preset single decentration amount threshold and said diagonal decentration amount is smaller than a preset diagonal decentration amount threshold, before executing the first dehydration process, comprising: If the single eccentric amount is not smaller than a preset single eccentric amount threshold value or the diagonal eccentric amount is not smaller than a preset diagonal eccentric amount threshold value, controlling the inner cylinder to rotate so as to shake and scatter clothes in the washing machine; acquiring new single eccentric quantity and diagonal eccentric quantity; until the acquired new single decentration is less than a preset single decentration threshold and the new diagonal decentration is less than a preset diagonal decentration threshold.
6. The dehydration control method according to claim 1, wherein if said single eccentricity is smaller than a preset single eccentricity threshold and said diagonal eccentricity is smaller than a preset diagonal eccentricity threshold, further comprising, before executing the first dehydration process: acquiring a preset maximum load weight of the washing machine, placing a load of the preset maximum load weight in an inner cylinder, and controlling the inner cylinder to rotate at a first preset rotating speed to obtain a preset single eccentric amount threshold; and acquiring maximum resultant moment load distribution information corresponding to the preset maximum load weight, placing the load with the preset maximum load weight in the inner cylinder based on the maximum resultant moment load distribution information, and controlling the inner cylinder to rotate at a second preset rotating speed to obtain the preset diagonal eccentricity threshold.
7. A dehydration control apparatus integrated in a washing machine, the apparatus comprising: a first acquisition unit for acquiring a single eccentric amount and a diagonal eccentric amount in response to a dehydration instruction; the first execution unit is used for executing a first dehydration process if the single eccentric amount is smaller than a preset single eccentric amount threshold value and the diagonal eccentric amount is smaller than a preset diagonal eccentric amount threshold value; the second acquisition unit is used for acquiring the power of the motor in the process of executing the first dehydration process; the second dehydrating process is high-speed dehydrating, middle-high-speed dehydrating or cloth shaking and scattering distributing is kept until the high-speed dehydrating can be executed; the device comprises a determining unit, a calculating unit and a diagonal eccentric power value calculating unit, wherein the determining unit is used for obtaining preset maximum load weight and maximum rotating speed of the washing machine and the length of an inner cylinder of the washing machine, calculating the maximum resultant moment based on the preset maximum load weight, the maximum rotating speed and the length of the inner cylinder, and calculating the preset diagonal eccentric power value based on the maximum resultant moment and the maximum rotating speed.
8. A washing machine comprising a processor and a memory, said memory storing a plurality of instructions, said processor loading instructions from said memory to perform the steps of the dehydration control method of any of claims 1-6.
9. A computer readable storage medium storing a plurality of instructions adapted to be loaded by a processor to perform the steps of the dewatering control method according to any of claims 1-6.

Description

Dehydration control method, device, washing machine and computer readable storage medium Technical Field The application relates to the technical field of washing machine control, in particular to a dehydration control method and device, a washing machine and a computer readable storage medium. Background In the dehydration process of the drum washing machine, the state of the laundry in the drum is more complicated, the formed eccentric state is a diagonal eccentric state with a high probability, the conventional eccentric amount detection method is a rotational speed fluctuation method, but the rotational speed fluctuation method has disadvantages in that single eccentricity can be detected, but the diagonal eccentricity is difficult to accurately identify. Thereby causing large vibration and noise during the dehydration of the washing machine and even causing damage to the tub member. Disclosure of Invention Embodiments of the present application provide a dehydration control method, apparatus, washing machine, and computer-readable storage medium, which can reduce vibration and noise caused during dehydration of the washing machine, and reduce the probability of damage to drum parts. In a first aspect, an embodiment of the present application provides a dehydration control method, including: Responding to the dehydration instruction, and acquiring a single eccentric amount and a diagonal eccentric amount; if the single eccentric amount is smaller than a preset single eccentric amount threshold value and the diagonal eccentric amount is smaller than a preset diagonal eccentric amount threshold value, executing a first dehydration process; Acquiring motor power in the process of executing the first dehydration process; and executing a second dehydration process based on the motor power and a preset diagonal eccentric power value. In a second aspect, embodiments of the present application provide a dehydration control apparatus, A first acquisition unit for acquiring a single eccentric amount and a diagonal eccentric amount in response to a dehydration instruction; The first execution unit is used for executing a first dehydration process if the single eccentric amount is smaller than a preset single eccentric amount threshold value and the diagonal eccentric amount is smaller than a preset diagonal eccentric amount threshold value; the second acquisition unit is used for acquiring the power of the motor in the process of executing the first dehydration process; And the second execution unit is used for executing a second dehydration process based on the motor power and a preset diagonal eccentric power value. In a third aspect, an embodiment of the present application further provides a washing machine, including a memory storing a plurality of instructions, and a processor loading the instructions from the memory to perform any one of the steps of the dehydration control method provided in the embodiment of the present application. In a fourth aspect, embodiments of the present application further provide a computer readable storage medium storing a plurality of instructions adapted to be loaded by a processor to perform any of the steps of the dehydration control method provided by the embodiments of the present application. In a fifth aspect, embodiments of the present application also provide a computer program product comprising a computer program or instructions which, when executed by a processor, implement the steps of any of the dewatering control methods provided by the embodiments of the present application. The scheme of the embodiment of the application is adopted, a single eccentric amount and a diagonal eccentric amount are acquired according to a dehydration instruction, a first dehydration process is executed if the single eccentric amount is smaller than a preset single eccentric amount threshold value and the diagonal eccentric amount is smaller than a preset diagonal eccentric amount threshold value, motor power is acquired in the process of executing the first dehydration process, and a second dehydration process is executed based on the motor power and a preset diagonal eccentric power value. The single eccentric detection and the diagonal eccentric detection are carried out through the fluctuation method, the first dehydration process is carried out when the single eccentric amount and the diagonal eccentric amount meet the conditions, and further, the diagonal eccentric detection is carried out through the motor power determination in the first dehydration process, and then the second dehydration process is carried out, so that the accuracy of the diagonal eccentric detection can be improved, the washing machine is prevented from working in a malignant eccentric state, the vibration and noise brought in the dehydration process of the washing machine are reduced, and the damage probability of the barrel part is reduced. Drawings In order to more clearly illustrate the technical solu