CN-121993963-A - Refrigerator and control method thereof

CN121993963ACN 121993963 ACN121993963 ACN 121993963ACN-121993963-A

Abstract

The invention provides a refrigerator and a control method of the refrigerator, the control method comprises the following steps of starting an oxygen regulating module to prepare oxygen regulating gas, and conveying the oxygen regulating gas into a compartment communicated with the oxygen regulating module; the method comprises the steps of obtaining the room temperature of the room, calculating the room temperature change of the room in a first preset time, obtaining the module temperature of the oxygen regulating module, calculating the module temperature change of the oxygen regulating module in a second preset time, and regulating the opening probability or power of the oxygen regulating module based on at least one of the room temperature, the room temperature change, the module temperature and the module temperature change. The invention adjusts the open probability or power of the oxygen regulating module based on at least one of the chamber temperature, the chamber temperature change, the module temperature and the module temperature change, thereby reducing the influence of the oxygen regulating module on the chamber temperature.

Inventors

LAN Chuanfeng
CUI JUN
GUO BAODING
MIAO JIANLIN
LI CHUNYANG

Assignees

青岛海尔电冰箱有限公司
海尔智家股份有限公司

Dates

Publication Date: 20260508
Application Date: 20241108

Claims (12)

1.A control method of a refrigerator, comprising the steps of: starting an oxygen regulating module to prepare oxygen regulating gas, and conveying the oxygen regulating gas into a chamber communicated with the oxygen regulating module; Acquiring a chamber temperature of the chamber; Calculating the chamber temperature change of the chamber within a first preset time; Obtaining the module temperature of the oxygen regulating module; calculating the module temperature change of the oxygen regulating module in a second preset time; And adjusting the opening probability or power of the oxygen adjusting module based on at least one of the chamber temperature, the chamber temperature change, the module temperature and the module temperature change.
2. The control method of a refrigerator according to claim 1, wherein the power-on rate of the oxygen adjusting module is adjusted based on the room temperature, comprising the steps of: S1, after the oxygen regulating module is started, when the temperature of the compartment rises by a first preset value, closing the oxygen regulating module, and jumping to S2; s2, when the room temperature is reduced by a second preset value, starting the oxygen regulating module, and jumping to S1.
3. The method for controlling a refrigerator according to claim 2, wherein the first preset value is equal to or less than the second preset value.
4. The control method of a refrigerator according to claim 1, wherein an opening probability or power of the oxygen regulating module is adjusted based on the module temperature and the module temperature variation, comprising the steps of: Judging whether the module temperature is greater than a first threshold value, If yes, adjusting the oxygen adjusting module to operate with a first opening rate or a first power; if not, judging whether the temperature change of the module is larger than a first speed threshold value, If yes, adjusting the oxygen adjusting module to operate with a first opening rate or a first power; If not, adjusting the oxygen adjusting module to operate with a second opening rate or a second power; Wherein the first open probability is smaller than the second open probability, the first power is less than the second power.
5. The control method of a refrigerator according to claim 1, wherein an opening probability or power of the oxygen adjusting module is adjusted based on the chamber temperature and the chamber temperature variation, comprising the steps of: determining whether the inter-chamber temperature is greater than a second threshold, If yes, closing the oxygen regulating module, and starting the oxygen regulating module when the room temperature is smaller than a third threshold value; if not, judging whether the temperature change of the compartment is larger than a second speed threshold value, If yes, adjusting the oxygen adjusting module to operate with a first opening rate or a first power; If not, adjusting the oxygen adjusting module to operate with a second opening rate or a second power; wherein the first open probability is less than the second open probability, and the first power is less than the second power.
6. The control method of a refrigerator according to claim 4 or 5, further comprising: when the oxygen regulating module operates at a first on rate or a first power, the fan used for driving the refrigerating air to flow into the compartment operates at a first rotating speed; when the oxygen regulating module operates at a second on rate or a second power, the fan used for driving the refrigerating air to flow into the compartment operates at a second rotating speed; wherein the first rotational speed is greater than the second rotational speed.
7. The control method of a refrigerator according to claim 1, wherein the power of the oxygen regulating module is regulated based on the module temperature change, comprising the steps of: if the temperature change of the module is within a preset range, controlling the oxygen regulating module to continue to operate with the current power; If the temperature change of the module is larger than a preset range, reducing the current power of the oxygen regulating module by a first preset change value; if the temperature change of the module is smaller than the preset range, the current power of the oxygen regulating module is increased by a second preset change value.
8. The method according to any one of claims 2, 4 and 7, further comprising closing the oxygen regulating module when the room temperature is greater than a second threshold, and starting the oxygen regulating module when the room temperature is less than a third threshold.
9. The control method of a refrigerator according to claim 1, wherein the adjusting the power of the oxygen adjusting module comprises: And acquiring the working current of the oxygen regulating module, and regulating the working voltage of the oxygen regulating module to the target power.
10. The method for controlling a refrigerator according to claim 1, wherein the oxygen regulating module is started at the start of cooling the compartment or after the end of cooling.
11. A refrigerator, comprising: A compartment; the oxygen regulating module is communicated with the compartment and is used for forming oxygen regulating gas through electrochemical reaction; the control device is connected with the oxygen regulating module and controls the operation of the oxygen regulating module; the first temperature sensor is used for detecting the temperature of the oxygen regulating module and transmitting the temperature to the control device; and the second temperature sensor is used for detecting the temperature of the compartment and transmitting the temperature to the control device.
12. The refrigerator of claim 11, further comprising a fan for driving the flow of the cooling air into the compartment, wherein the control device is connected to the fan and controls the operation of the fan.

Description

Refrigerator and control method thereof Technical Field The invention relates to the technical field of household appliances, in particular to a refrigerator and a control method of the refrigerator. Background At present, the refrigerator has higher and higher preservation requirements on high-end food materials, and certain food materials are required to be stored in a low-oxygen or high-oxygen environment, and the oxygen adjusting module is arranged in the refrigerator to adjust the indoor oxygen content. But the oxygen adjusting module can generate a large amount of heat in the working process to influence the temperature in the chamber. In view of the foregoing, there is a need for a refrigerator and a control method thereof to solve the above-mentioned problems. Disclosure of Invention In order to achieve the above purpose, the invention provides a control method of a refrigerator, which comprises the steps of starting an oxygen regulating module to prepare oxygen regulating gas, conveying the oxygen regulating gas into a compartment communicated with the oxygen regulating module, obtaining the compartment temperature of the compartment, calculating the compartment temperature change of the compartment within a first preset time, obtaining the module temperature of the oxygen regulating module, calculating the module temperature change of the oxygen regulating module within a second preset time, and regulating the opening rate or power of the oxygen regulating module based on at least one of the compartment temperature, the compartment temperature change, the module temperature and the module temperature change. As a further improvement of the invention, the starting-up rate of the oxygen regulating module is regulated based on the room temperature, and the method comprises the following steps: S1, after the oxygen regulating module is started, when the temperature of the compartment rises by a first preset value, closing the oxygen regulating module, and jumping to S2; s2, when the room temperature is reduced by a second preset value, starting the oxygen regulating module, and jumping to S1. As a further improvement of the present invention, the first preset value is equal to or smaller than the second preset value. As a further improvement of the present invention, the open probability or power of the oxygen regulating module is adjusted based on the module temperature and the module temperature variation, which comprises the steps of: Judging whether the module temperature is greater than a first threshold value, If yes, adjusting the oxygen adjusting module to operate with a first opening rate or a first power; if not, judging whether the temperature change of the module is larger than a first speed threshold value, If yes, adjusting the oxygen adjusting module to operate with a first opening rate or a first power; If not, adjusting the oxygen adjusting module to operate with a second opening rate or a second power; Wherein the first open probability is smaller than the second open probability, the first power is less than the second power. As a further improvement of the present invention, the opening probability or power of the oxygen regulating module is adjusted based on the chamber temperature and the chamber temperature change, which comprises the steps of: determining whether the inter-chamber temperature is greater than a second threshold, If yes, closing the oxygen regulating module, and starting the oxygen regulating module when the room temperature is smaller than a third threshold value; if not, judging whether the temperature change of the compartment is larger than a second speed threshold value, If yes, adjusting the oxygen adjusting module to operate with a first opening rate or a first power; If not, adjusting the oxygen adjusting module to operate with a second opening rate or a second power; wherein the first open probability is less than the second open probability, and the first power is less than the second power. As a further improvement of the invention, when the oxygen regulating module operates at a first opening rate or a first power, the fan used for driving the refrigerating air to flow into the compartment operates at a first rotating speed, and when the oxygen regulating module operates at a second opening rate or a second power, the fan used for driving the refrigerating air to flow into the compartment operates at a second rotating speed, wherein the first rotating speed is larger than the second rotating speed. As a further improvement of the present invention, the power of the oxygen regulating module is regulated based on the module temperature change, which comprises the steps of: if the temperature change of the module is within a preset range, controlling the oxygen regulating module to continue to operate with the current power; If the temperature change of the module is larger than a preset range, reducing the current power of the oxygen regulating module b