CN-122004660-A - Water dispenser control method, water dispenser and readable storage medium

CN122004660ACN 122004660 ACN122004660 ACN 122004660ACN-122004660-A

Abstract

The application discloses a water dispenser control method, a water dispenser and a readable storage medium, which relate to the technical field of water dispensers and are applied to the water dispenser, wherein the water dispenser at least comprises a water pump and an instant heating module; and under the condition that the water outlet temperature is greater than or equal to a preset temperature threshold value, the operation power of the water pump is increased according to the power difference value between the rated power and the current power of the instant heating module until the power difference value is smaller than or equal to a first preset difference value. The application effectively improves the water outlet temperature of the water dispenser and improves the flow stability.

Inventors

ZHANG SANJIE
YANG SHENG
ZHANG LIXIAO
LIANG BAIYAN
LIU YATAO

Assignees

佛山市顺德区美的饮水机制造有限公司
美的集团股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260227

Claims (10)

1. A water dispenser control method, characterized in that it is applied to a water dispenser, the water dispenser at least includes a water pump and an instant heating module, the water dispenser control method includes: Controlling the water pump to operate according to a first preset power under the condition that the water outlet temperature of the water dispenser is lower than a preset temperature threshold, wherein the first preset power is lower than the rated power of the water pump; And under the condition that the water outlet temperature is greater than or equal to a preset temperature threshold, increasing the running power of the water pump according to the power difference between the rated power and the current power of the instant heating module until the power difference is smaller than or equal to a first preset difference.
2. The water dispenser control method of claim 1, wherein the step of increasing the operating power of the water pump according to the power difference between the rated power and the current power of the instant heating module until the power difference is less than a first preset difference comprises: Inputting the power difference value into a preset integral control function in each preset time period to obtain a corresponding integral increment; adding the integral increment to the current power of the water pump to obtain updated running power, and controlling the water pump to run based on the updated running power; determining updated operating power of the instant heating module according to a temperature difference between the set temperature and the water outlet temperature of the water dispenser; and stopping increasing the running power of the water pump when the power difference between the rated power of the instant heating module and the updated running power is smaller than or equal to a first preset difference value.
3. The water dispenser control method according to claim 1, wherein before the step of controlling the operation of the water pump according to the first preset power, the method further comprises: calculating the product of the lowest running power of the water pump and a first preset coefficient to obtain the first preset power; wherein the first preset coefficient is greater than or equal to 1.
4. The water dispenser control method of claim 3, wherein prior to the step of calculating the product of the minimum operating power and a first preset coefficient, the method further comprises: Acquiring a current environment temperature, and determining the first preset coefficient according to the current environment temperature; Wherein the first preset coefficient is proportional to the current ambient temperature.
5. The water dispenser control method according to claim 1, further comprising: responding to a water outlet instruction, and controlling the instant heating module to run according to the rated power of the instant heating module; And under the condition that the temperature difference between the set temperature in the water outlet instruction and the water outlet temperature is smaller than a second preset difference, determining the target power of the instant heating module according to the temperature difference, and controlling the instant heating module to operate based on the target power.
6. The water dispenser control method of claim 5, wherein the determining the target power of the instant heating module according to the temperature difference value comprises: And inputting the temperature difference value into a preset proportional-integral-derivative control function to obtain the target power of the instant heating module.
7. The water dispenser control method according to claim 1, further comprising a phase change heat storage module and an opening valve, wherein the opening valve is respectively connected with the instant heating module and the phase change heat storage module, and the opening valve is used for adjusting water flow rates respectively corresponding to the instant heating module and the phase change heat storage module; The control method of the water dispenser further comprises the following steps: Responding to a water outlet instruction, controlling the opening valve to adjust the water flow rate proportion of the phase-change heat storage module to a first preset proportion until the change amplitude of the water outlet temperature is lower than the first preset amplitude, wherein when the water flow rate proportion of the phase-change heat storage module is the first preset proportion, the water flow rate proportion of the instant heating module is smaller than the first preset proportion; And after the variation amplitude of the water outlet temperature is lower than a first preset amplitude, controlling the opening valve to improve the water flow proportion of the instant heating module based on a preset speed until the water flow proportion of the instant heating module reaches a second preset proportion.
8. The water dispenser control method according to claim 7, further comprising, after the step of controlling the opening valve to increase the water flow rate ratio of the instant heating module based on a preset rate: And controlling the opening valve to increase the water flow rate proportion of the phase-change heat storage module until the water outlet temperature is greater than or equal to a set temperature in response to the decrease amplitude value of the water outlet temperature being greater than a second preset amplitude value.
9. A water dispenser comprising at least a memory, a processor and a computer program stored on the memory and executable on the processor, the computer program being configured to implement the steps of the water dispenser control method according to any one of claims 1 to 8.
10. A computer-readable storage medium, wherein a program for realizing the water dispenser control method is stored on the computer-readable storage medium, and the program for realizing the water dispenser control method is executed by a processor to realize the steps of the water dispenser control method according to any one of claims 1 to 8.

Description

Water dispenser control method, water dispenser and readable storage medium Technical Field The present application relates to the field of water dispensers, and in particular, to a water dispenser control method, a water dispenser, and a computer readable storage medium. Background In the working process of the current instant heating water dispenser, after receiving a water outlet instruction, a certain time is needed for the instant heating module to be electrified to reach the working temperature, so that the initial water outlet temperature of the water dispenser is low and the temperature is unstable. In addition, the instant heating module of the water dispenser generally adjusts the running power of the instant heating module by combining the set temperature and the water outlet temperature based on a PID (proportional-integral-derivative) control strategy, that is, the performance of the instant heating module cannot be fully exerted, and the situations of insufficient water outlet flow and unstable water outlet temperature are easily generated in a large flow demand scene. The above information disclosed in this background section is only for the understanding of the background of the inventive concept and, therefore, it may contain information that does not form the prior art. Disclosure of Invention The application mainly aims to provide a water dispenser control method, a water dispenser and a computer readable storage medium, aiming at improving the stability of the water outlet temperature and flow of the water dispenser. In order to achieve the above object, the present application provides a water dispenser control method, which is applied to a water dispenser, wherein the water dispenser at least comprises a water pump and an instant heating module, and the water dispenser control method comprises: Controlling the water pump to operate according to a first preset power under the condition that the water outlet temperature of the water dispenser is lower than a preset temperature threshold, wherein the first preset power is lower than the rated power of the water pump; And under the condition that the water outlet temperature is greater than or equal to a preset temperature threshold, increasing the running power of the water pump according to the power difference between the rated power and the current power of the instant heating module until the power difference is smaller than or equal to a first preset difference. In an embodiment, the step of increasing the operating power of the water pump according to the power difference between the rated power and the current power of the instant heating module until the power difference is smaller than a first preset difference value includes: Inputting the power difference value into a preset integral control function in each preset time period to obtain a corresponding integral increment; adding the integral increment to the current power of the water pump to obtain updated running power, and controlling the water pump to run based on the updated running power; determining updated operating power of the instant heating module according to a temperature difference between the set temperature and the water outlet temperature of the water dispenser; and stopping increasing the running power of the water pump when the power difference between the rated power of the instant heating module and the updated running power is smaller than or equal to a first preset difference value. In an embodiment, before the step of controlling the operation of the water pump according to the first preset power, the method further comprises: calculating the product of the lowest running power of the water pump and a first preset coefficient to obtain the first preset power; wherein the first preset coefficient is greater than or equal to 1. In an embodiment, before the step of calculating the product of the minimum operating power and the first preset coefficient, the method further comprises: Acquiring a current environment temperature, and determining the first preset coefficient according to the current environment temperature; Wherein the first preset coefficient is proportional to the current ambient temperature. In one embodiment, the water dispenser control method further comprises: responding to a water outlet instruction, and controlling the instant heating module to run according to the rated power of the instant heating module; And under the condition that the temperature difference between the set temperature in the water outlet instruction and the water outlet temperature is smaller than a second preset difference, determining the target power of the instant heating module according to the temperature difference, and controlling the instant heating module to operate based on the target power. In an embodiment, the step of determining the target power of the instant heating module according to the temperature difference value includes: And inputting the te