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CN-121970987-A - Control method and device of water treatment equipment, water treatment equipment and storage medium

CN121970987ACN 121970987 ACN121970987 ACN 121970987ACN-121970987-A

Abstract

The application relates to the technical field of water treatment equipment and discloses a control method and a device of water treatment equipment, water treatment equipment and a storage medium, wherein the method comprises the steps of controlling a first circulating pump to start and controlling a heater to work when a preheating condition is met so as to heat and maintain a water body in a heat storage container in a preheating temperature range; when receiving the water taking instruction and the corresponding target water temperature, controlling the multi-way flow regulating valve to regulate the flow proportion of the water flows flowing out of the first water outlet and the second water outlet according to the target water temperature, and dynamically regulating the flow distribution of the multi-way flow regulating valve to the first water outlet and the second water outlet according to the deviation value of the actual water temperature fed back by the first temperature sensor of the water outlet and the target water temperature so as to enable the actual water temperature to approach and be stabilized at the target water temperature. According to the embodiment of the application, rapid supply of high-temperature hot water can be realized when water is taken, rapid, accurate and stable temperature control on non-high-temperature warm water requirements can be ensured, and the use feeling of a user is improved.

Inventors

  • TANG QINGSHENG

Assignees

  • 广东栗子科技有限公司

Dates

Publication Date
20260505
Application Date
20260401

Claims (10)

  1. 1. The control method of the water treatment equipment is characterized by being applied to the water treatment equipment, wherein the water treatment equipment comprises a water making module, a heat storage container, a heater, a first circulating pump, a first temperature sensor and a multi-way flow regulating valve, wherein the water making module is connected with a water channel, the heater is arranged in the heat storage container, the first circulating pump is used for driving water to circulate, the first temperature sensor is arranged at a water outlet of the water treatment equipment, the water inlet of the multi-way flow regulating valve is connected with the water making module, the multi-way flow regulating valve at least comprises a first water outlet, a second water outlet and a third water outlet, the first water outlet is communicated with a water supplementing channel of the heat storage container, and the second water outlet is communicated with a mixed water channel of the water outlet; The method comprises the following steps: When the preheating condition is met, the first circulating pump is controlled to start and the heater is controlled to work, so that the water body in the heat storage container is heated and maintained in a preheating temperature range; when a water taking instruction and a corresponding target water temperature are received, controlling the multi-way flow regulating valve to regulate the flow ratio of water flows flowing out of the first water outlet and the second water outlet according to the target water temperature; And dynamically adjusting the flow distribution of the multi-way flow regulating valve to the first water outlet and the second water outlet according to the deviation value of the actual water temperature fed back by the first temperature sensor of the water outlet and the target water temperature, so that the actual water temperature approaches and is stabilized at the target water temperature.
  2. 2. The control method of the water treatment apparatus according to claim 1, wherein the controlling the multiple flow regulating valve to regulate the flow rate ratio of the water flows out of the first water outlet and the second water outlet according to the target water temperature includes: According to the target water temperature and the current water temperature in the heat storage container, calculating the required hot water flow and the required total cold water flow of the first water outlet and the second water outlet; An initial flow distribution value for the first and second water outlets is determined based on the aggregate cold water flow.
  3. 3. The control method of the water treatment apparatus according to claim 2, wherein the determining an initial flow distribution value of the first water outlet and the second water outlet based on the total cold water flow rate includes: obtaining a preset fixed flow value for a third water outlet of the multi-path flow regulating valve; determining total cold water flow to be distributed between the first water outlet and the second water outlet according to the difference value between the total cold water flow and the fixed flow value; calculating the initial distribution proportion of the first water outlet flow according to the target water temperature; Determining an initial flow distribution value of the first water outlet according to the total cold water flow to be distributed and the initial distribution proportion; And determining an initial flow distribution value of the second water outlet according to the total cold water flow to be distributed and the initial flow value of the first water outlet.
  4. 4. The control method of a water treatment apparatus according to claim 1, further comprising a heat exchanger, one water inlet of the heat exchanger being in communication with the third water outlet, the other water inlet of the heat exchanger being in communication with the heat storage container, the heat exchanger being for heat exchanging water flowing out of the heat storage container with water flowing out of the first water outlet, the method further comprising: Before entering the preheating condition or the water taking mode, a preset fixed flow value is set for the third water outlet of the multi-way flow regulating valve.
  5. 5. The method according to claim 4, wherein the water treatment apparatus further comprises a thick film heater, a second temperature sensor and a second circulation pump, wherein one water inlet of the thick film heater is communicated with the heat storage container, one water outlet of the thick film heater is communicated with the same water inlet of the heat exchanger, which is communicated with the heat storage container, and the second temperature sensor and the second circulation pump are arranged on a waterway where the thick film heater is communicated with the heat storage container; When the preheating condition is met, the first circulating pump is controlled to start and the heater is controlled to work, so that the water body in the heat storage container is heated and maintained in the preheating temperature range, and the method comprises the following steps: controlling the first circulating pump and the second circulating pump to start so as to drive the water body in the heat storage container to circulate and drive the water body in the heat storage container to flow through the thick film heater and the heat exchanger respectively; Controlling the heater and the thick film heater to start, and acquiring temperature feedback of the second temperature sensor; And adjusting the power of the heater and the power of the thick film heater according to the temperature feedback of the second temperature sensor, so that the water body in the heat storage container and the water path flowing through the thick film heater are heated and maintained within the preheating temperature range.
  6. 6. The control method of a water treatment apparatus according to claim 1, wherein dynamically adjusting the flow distribution of the multi-way flow regulating valve to the first water outlet and the second water outlet according to the deviation value of the actual water temperature fed back by the first temperature sensor of the water outlet from the target water temperature comprises: Calculating to obtain a flow regulation coefficient according to the deviation value of the actual water temperature and the target water temperature; Calculating a flow adjustment value of the first water outlet and a flow adjustment value of the second water outlet according to the flow adjustment coefficient; and adjusting the multi-way flow regulating valve according to the flow regulating value and the current flow of the first water outlet so as to change the flow distribution of the first water outlet, and adjusting the multi-way flow regulating valve according to the flow regulating value and the current flow of the second water outlet so as to change the flow distribution of the second water outlet.
  7. 7. A method of controlling a water treatment apparatus according to claim 1, further comprising: Determining the heating power adjusting direction and the adjusting amplitude of the heater according to the deviation of the actual water temperature and the target water temperature; Calculating the target power of the heater according to the heating power adjusting direction and adjusting amplitude and the current power of the heater; controlling the heater to operate at the target power.
  8. 8. A control apparatus of a water treatment device, characterized in that the apparatus is applied to a water treatment device, the apparatus being configured to implement the steps of the control method of a water treatment device as claimed in any one of claims 1 to 7.
  9. 9. A water treatment apparatus comprising a memory, a processor and a computer program stored in the memory and executable on the processor, the processor executing the computer program to carry out the steps of the method of controlling a water treatment apparatus according to any one of claims 1 to 7.
  10. 10. A computer-readable storage medium storing a computer program, characterized in that the computer program, when executed by a processor, implements the steps of the control method of a water treatment apparatus according to any one of claims 1 to 7.

Description

Control method and device of water treatment equipment, water treatment equipment and storage medium Technical Field The present invention relates to the field of water treatment apparatuses, and in particular, to a control method and apparatus for a water treatment apparatus, and a storage medium. Background Conventional instant heating type water treatment devices (such as instant heating type water dispensers) generally adopt an instant heating technology, and can rapidly heat normal-temperature water flowing through the instant heating type water treatment device when a user takes water. In pursuit of wide adjustability of the outlet water temperature, the heating unit needs to have a sufficiently high power and a sensitive temperature control system, however, when the user needs a specific temperature of warm water (e.g. 40-60C), the device needs to control the heating power at a low level and to accurately manage the water flow. In actual use, because the temperature, the water pressure and the flow of the water inlet possibly fluctuate, the rapid and stable temperature response is difficult to realize by only adjusting the heating power, the problems that the temperature fluctuation of the water outlet is large and the set temperature is slow often occur, and the user experience is influenced. Disclosure of Invention Based on this, it is necessary to provide a control method and device of a water treatment device, a water treatment device and a storage medium for solving the technical problem that it is difficult to supply warm water meeting a set temperature quickly and accurately when a user takes water in the instant heating type water treatment device in the prior art. In a first aspect, a control method of a water treatment device is provided, the method is applied to the water treatment device, the water treatment device comprises a water making module, a heat storage container, a heater arranged in the heat storage container, a first circulating pump for driving water circulation, a first temperature sensor arranged at a water outlet of the water treatment device, and a multi-way flow regulating valve, wherein the water inlet of the multi-way flow regulating valve is connected with the water making module, and the multi-way flow regulating valve at least comprises a first water outlet, a second water outlet and a third water outlet; The method comprises the following steps: When the preheating condition is met, the first circulating pump is controlled to start and the heater is controlled to work, so that the water body in the heat storage container is heated and maintained in the preheating temperature range; when a water taking instruction and a corresponding target water temperature are received, controlling the multi-way flow regulating valve to regulate the flow ratio of water flows flowing out of the first water outlet and the second water outlet according to the target water temperature; And dynamically adjusting the flow distribution of the multi-way flow regulating valve to the first water outlet and the second water outlet according to the deviation value of the actual water temperature fed back by the first temperature sensor of the water outlet and the target water temperature, so that the actual water temperature approaches and is stabilized at the target water temperature. In a second aspect, there is provided a control device for a water treatment apparatus, the device being applied to the water treatment apparatus, the device being configured to implement the steps of a control method for a water treatment apparatus as described above. In a third aspect, there is provided a water treatment apparatus comprising a memory, a processor and a computer program stored in the memory and executable on the processor, the processor executing the computer program to perform the steps of the method of controlling a water treatment apparatus as described above. In a fourth aspect, a computer readable storage medium is provided, the computer readable storage medium storing a computer program which, when executed by a processor, implements the steps of the method of controlling a water treatment apparatus as described above. The control method comprises the steps of controlling a first circulating pump to start and controlling a heater to work when a preheating condition is met, enabling water in a heat storage container to be heated and maintained in a preheating temperature range, controlling a multi-way flow regulating valve to regulate flow proportion of water flowing out of a first water outlet and a second water outlet according to a target water temperature when a water taking instruction and a corresponding target water temperature are received, and dynamically regulating flow distribution of the multi-way flow regulating valve to the first water outlet and the second water outlet according to deviation values of actual water temperature fed back by a first temperature sensor of the wa