CN112595006A - Refrigerating and defrosting method and device for refrigerator, refrigerator and processor - Google Patents
Refrigerating and defrosting method and device for refrigerator, refrigerator and processor Download PDFInfo
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- CN112595006A CN112595006A CN202011488934.6A CN202011488934A CN112595006A CN 112595006 A CN112595006 A CN 112595006A CN 202011488934 A CN202011488934 A CN 202011488934A CN 112595006 A CN112595006 A CN 112595006A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/002—Defroster control
- F25D21/008—Defroster control by timer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2600/00—Control issues
- F25D2600/02—Timing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2600/00—Control issues
- F25D2600/06—Controlling according to a predetermined profile
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- General Engineering & Computer Science (AREA)
- Defrosting Systems (AREA)
Abstract
The application provides a refrigerating and defrosting method and device of a refrigerator, the refrigerator and a processor. The refrigerator comprises an evaporator, a defrosting heater and a refrigerating defrosting temperature sensing bag, wherein the defrosting heater and the refrigerating defrosting temperature sensing bag are fixed on the evaporator, and the distance between the defrosting heater and the evaporator is more than or equal to a preset value, and the method comprises the following steps: acquiring first time, wherein the first time is the current power-on time of the unit; acquiring a temperature value in real time, wherein the temperature value is the temperature detected by the refrigeration defrosting bulb; acquiring second time and third time, wherein the second time is the last outage time of the unit, and the third time is the last outage time of the unit; acquiring fourth time, wherein the fourth time is the penultimate power-off time of the unit; and controlling whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value. The scheme avoids frequent opening of the defrosting heater and prolongs the service life of the defrosting heater.
Description
Technical Field
The application relates to the field of refrigerating and defrosting of refrigerators, in particular to a refrigerating and defrosting method and device of a refrigerator, the refrigerator, a computer readable storage medium and a processor.
Background
The refrigerating and defrosting method of the conventional electric control direct cooling refrigerator is characterized in that an auxiliary defrosting heater is arranged at the lower part of an evaporator, and the refrigerator is controlled to enter a defrosting process according to parameters such as the running time of a compressor, the power-on time, the refrigerating accumulated refrigerating time and the like. And withdrawing the defrosting process according to the temperature of the defrosting thermal bulb and the maximum working time.
Disadvantages of the conventional defrosting process:
1. the refrigeration defrosting thermal bulb is arranged at the lower part of the evaporator, defrosting is withdrawn in the maximum working time through the temperature of the defrosting thermal bulb (whether the refrigeration defrosting thermal bulb is less than 8 ℃ or not is judged every time power is on, if the refrigeration defrosting thermal bulb is less than 8 ℃, the defrosting auxiliary heater is started to heat until the refrigeration defrosting thermal bulb returns to the temperature of more than or equal to 8 ℃ and defrosting is withdrawn), and for partial areas with frequent power on and off phenomena (for example, areas with 8 power off times in a half day), the conventional defrosting control method controls whether the defrosting heater is started to defrost or not according to the temperature of the defrosting thermal bulb when the refrigeration thermal bulb is powered on and off every time, so that the defrosting heater is frequently started, the service life of the defrosting heater is influenced, and the temperature of the normal refrigerating room of the refrigerator is higher.
2. The 'refrigerating and defrosting compensation heater' is frequently started every time power is turned on and off as the temperature rise of the 'refrigerating and defrosting temperature sensing bag' cannot rise to be more than or equal to 8 ℃ due to the short power failure time, the defrosting heater with the power of 6W works for 56min (during refrigerating and non-refrigerating) after power is turned on and off for every time, the service life of the heater is shortened due to the frequent working of the heater, and the temperature is raised indirectly due to the fact that the refrigerating chamber is not refrigerated during the working period of the heater.
Disclosure of Invention
The main purpose of the present application is to provide a method and an apparatus for refrigerating and defrosting a refrigerator, a computer-readable storage medium, and a processor, so as to solve the problem of poor control effect of the refrigerating and defrosting method in the prior art.
In order to achieve the above object, according to one aspect of the present application, there is provided a cold storage defrosting method of a refrigerator, the refrigerator including an evaporator, a defrosting heater and a cold storage defrosting bulb, the defrosting heater and the cold storage defrosting bulb being fixed to the evaporator, a distance between the defrosting heater and the cold storage defrosting bulb being equal to or greater than a predetermined value, the cold storage defrosting method including: acquiring first time, wherein the first time is the current power-on time of the unit; acquiring a temperature value in real time, wherein the temperature value is the temperature detected by the refrigerated defrosting thermal bulb; acquiring second time and third time, wherein the second time is the last power-off time of the unit, and the third time is the last power-on time of the unit; acquiring fourth time, wherein the fourth time is the penultimate power-off time of the unit; and controlling whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value.
Optionally, controlling whether the defrosting heater is turned on according to at least the first time, the second time, the third time, the fourth time and the temperature value includes: calculating a first difference value and a second difference value, wherein the first difference value is a difference value between the first time and the second time, and the second difference value is a difference value between the third time and the fourth time; and controlling whether the defrosting heater is turned off or not according to the magnitude relation between the current temperature value and the first preset temperature when the first difference value is greater than or equal to a first preset time period and the second difference value is greater than or equal to a second preset time period.
Optionally, when the first difference is greater than or equal to a first predetermined time period and the second difference is greater than or equal to a second predetermined time period, controlling whether to turn off the defrosting heater according to a magnitude relationship between the current temperature value and a first predetermined temperature includes: when the temperature value is greater than or equal to the first preset temperature, controlling the defrosting heater to be turned off and clearing accumulated defrosting time; under the condition that the temperature value is smaller than the first preset temperature, judging whether the temperature value is larger than or equal to a second preset temperature or not; when the temperature value is greater than or equal to a second preset temperature, controlling the defrosting heater to be turned off and clearing accumulated defrosting time, wherein the first preset temperature is greater than the second preset temperature; and controlling the defrosting heater to be started under the condition that the temperature value is less than or equal to a second preset temperature, and controlling the defrosting heater to be stopped under the condition that the temperature value is greater than or equal to the second preset temperature.
Optionally, in a case that the first difference is smaller than the first predetermined time period, and/or the second difference is smaller than the second predetermined time period, the method further includes: determining whether the current temperature value is greater than or equal to a third predetermined temperature; when the temperature value is greater than or equal to the third preset temperature, controlling the defrosting heater to be turned off and clearing accumulated defrosting time; and controlling the defrosting heater to be started under the condition that the temperature value is less than the third preset temperature.
Optionally, in a case where the temperature value is less than the third predetermined temperature, after controlling the defrosting heater to be turned on, the method further includes: judging whether the temperature value is greater than or equal to a fourth preset temperature or not; when the temperature value is greater than or equal to the fourth preset temperature, controlling the defrosting heater to be turned off and clearing accumulated defrosting time, wherein the fourth preset temperature is less than the third preset temperature; and under the condition that the temperature value is lower than the fourth preset temperature, continuing to control the defrosting heater to be in an on state until the temperature value is higher than or equal to the fourth preset temperature, and controlling the defrosting heater to be turned off.
According to another aspect of the present application, there is provided a refrigerating and defrosting apparatus of a refrigerator, the refrigerator including an evaporator, a defrosting heater and a refrigerating and defrosting bulb, the defrosting heater and the refrigerating and defrosting bulb being fixed on the evaporator, a distance between the defrosting heater and the refrigerating and defrosting bulb being greater than or equal to a predetermined value, the refrigerating and defrosting apparatus including: the first obtaining unit is used for obtaining first time, and the first time is the current power-on time of the unit; the second acquisition unit is used for acquiring a temperature value in real time, wherein the temperature value is detected by the refrigeration defrosting thermal bulb; the third obtaining unit is used for obtaining a second time and a third time, wherein the second time is the last power-off time of the unit, and the third time is the last power-on time of the unit; the fourth obtaining unit is used for obtaining a fourth time, and the fourth time is the last power-off time of the unit; and the first control unit is used for controlling whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value.
Optionally, the first control unit comprises: a calculating module, configured to calculate a first difference value and a second difference value, where the first difference value is a difference value between the first time and the second time, and the second difference value is a difference value between the third time and the fourth time; and the control module is used for controlling whether the defrosting heater is turned off or not according to the magnitude relation between the current temperature value and the first preset temperature under the condition that the first difference value is greater than or equal to a first preset time period and the second difference value is greater than or equal to a second preset time period.
According to still another aspect of the present application, there is provided a refrigerator including a controller for performing any one of the cold storage defrosting methods of the refrigerator.
According to still another aspect of the present application, there is provided a computer-readable storage medium including a stored program, wherein the program, when executed, controls an apparatus in which the computer-readable storage medium is located to perform any one of the methods for refrigerating and defrosting a refrigerator.
According to still another aspect of the present application, there is provided a processor for executing a program, wherein the program is executed to perform any one of the methods for refrigerating and defrosting a refrigerator.
By applying the technical scheme, the defrosting heater is controlled to be started or not by acquiring the first time, the second time, the third time and the fourth time as well as the real-time temperature detected by the refrigeration defrosting thermal bulb, and then controlling whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value, namely, the defrosting starting condition of the defrosting heater is limited, the defrosting starting of the defrosting heater is related to the current power-on time of the unit, the last power-off time of the unit, the last power-on time of the unit, the last power-off time of the unit and the temperature detected by the refrigeration defrosting thermal bulb, the defrosting of the existing defrosting heater is only related to the temperature detected by the refrigeration defrosting thermal bulb, and for areas with frequent power on and off, the defrosting heater is controlled to be started or not according to the temperature of the refrigeration defrosting thermal bulb when each power-on and off is carried out, the defrosting heater can be frequently started, the frequent starting of the defrosting heater is avoided by using the scheme, the service life of the defrosting heater is prolonged, and the phenomenon that the temperature of a normal refrigerating chamber of the refrigerator is higher than normal is avoided.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
fig. 1 illustrates a flow chart of a method for defrosting a refrigerator according to an embodiment of the present application;
fig. 2 shows a schematic view of a refrigerating and defrosting apparatus of a refrigerator according to an embodiment of the present application;
fig. 3 shows a schematic diagram of a refrigerator according to an embodiment of the present application.
Wherein the figures include the following reference numerals:
01. an evaporator; 02. a defrosting heater; 03. refrigerating and defrosting the temperature sensing bags; 04. a defrosting water outlet.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. Also, in the specification and claims, when an element is described as being "connected" to another element, the element may be "directly connected" to the other element or "connected" to the other element through a third element.
According to an embodiment of the application, a method for defrosting a refrigerator is provided.
Fig. 1 is a flowchart of a method for defrosting a refrigerator according to an embodiment of the present application. As shown in fig. 3, the refrigerator includes an evaporator 01, a defrosting heater 02 and a refrigerating defrosting bulb 03, the defrosting heater and the refrigerating defrosting bulb are fixed on the evaporator, and the distance between the defrosting heater and the refrigerating defrosting bulb is greater than or equal to a predetermined value, as shown in fig. 1, the refrigerating defrosting method includes the following steps:
step S101, acquiring first time, wherein the first time is the current power-on time of the unit;
step S102, acquiring a temperature value in real time, wherein the temperature value is the temperature detected by the refrigerated defrosting bulb;
step S103, acquiring second time and third time, wherein the second time is the last power-off time of the unit, and the third time is the last power-on time of the unit;
step S104, acquiring a fourth time, wherein the fourth time is the penultimate power-off time of the unit;
and step S105, controlling whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value.
Specifically, the preset value can be set to be 15cm, so that the defrosting process of the defrosting heater before frost is not completely melted due to the fact that the defrosting heater is too close to the refrigerating defrosting bulb is avoided.
Specifically, the first time, the second time, the third time and the fourth time all refer to a certain time.
Specifically, the last power-off time refers to the last power-off time before the current power-on time of the unit, the penultimate power-off time refers to the penultimate power-off time before the current power-on time of the unit, and the last power-on time of the unit refers to the last power-on time before the current power-on time of the unit.
Specifically, as shown in fig. 3, the refrigerator further includes a defrosting drain port 04 for draining water.
In the scheme, a first time, a second time, a third time and a fourth time as well as a real-time temperature detected by a refrigerating and defrosting thermal bulb are obtained, and whether the defrosting heater is started or not is controlled at least according to the first time, the second time, the third time, the fourth time and the temperature value, namely, the defrosting starting condition of the defrosting heater is limited, the defrosting starting of the defrosting heater is related to the current power-on time of the unit, the last power-off time of the unit, the last power-on time of the unit and the last power-off time of the unit and the temperature detected by the refrigerating and defrosting thermal bulb, the existing defrosting heater is only related to the temperature detected by the refrigerating and defrosting thermal bulb, and whether the defrosting heater is started or not is controlled according to the temperature of the defrosting thermal bulb in areas with frequent power-on and power-off, the defrosting heater can be frequently started, the frequent starting of the defrosting heater is avoided by using the scheme, the service life of the defrosting heater is prolonged, and the phenomenon that the temperature of a normal refrigerating chamber of the refrigerator is higher than normal is avoided.
In an embodiment of the present application, controlling whether the defrosting heater is turned on at least according to the first time, the second time, the third time, the fourth time, and the temperature value includes: calculating a first difference value and a second difference value, wherein the first difference value is a difference value between the first time and the second time, and the second difference value is a difference value between the third time and the fourth time; and controlling whether the defrosting heater is turned off or not according to the magnitude relation between the current temperature value and the first preset temperature when the first difference is greater than or equal to a first preset time period and the second difference is greater than or equal to a second preset time period. Specifically, the first predetermined time period is set to be 2h, the second predetermined time period is set to be 2h, and the first predetermined temperature is set to be 8 ℃, and of course, the values of the first predetermined time period, the second predetermined time period, and the first predetermined temperature may be adjusted according to actual conditions, so as to improve defrosting efficiency and prolong the service life of the defrosting heater.
In an embodiment of the application, when the first difference is greater than or equal to a first predetermined time period and the second difference is greater than or equal to a second predetermined time period, controlling whether to turn off the defrosting heater according to a magnitude relation between a current temperature value and a first predetermined temperature includes: when the temperature value is greater than or equal to the first preset temperature, controlling the defrosting heater to be turned off and clearing the accumulated defrosting time; under the condition that the temperature value is smaller than the first preset temperature, judging whether the temperature value is larger than or equal to a second preset temperature or not; when the temperature value is greater than or equal to a second preset temperature, controlling the defrosting heater to be turned off and clearing the accumulated defrosting time, wherein the first preset temperature is greater than the second preset temperature; and controlling the defrosting heater to be started under the condition that the temperature value is less than or equal to a second preset temperature, and controlling the defrosting heater to be stopped under the condition that the temperature value is greater than or equal to the second preset temperature. Specifically, the first preset temperature is set to be 8 ℃, the second preset temperature is set to be 5 ℃, namely, when the temperature value is greater than or equal to 5 ℃ and less than or equal to 8 ℃, the defrosting heater is controlled to be turned off and the accumulated defrosting time is cleared, when the temperature value is less than the second preset temperature, the defrosting heater is controlled to be turned on, until the temperature value is greater than or equal to the second preset temperature, the defrosting heater is controlled to be turned off, so that the defrosting efficiency is improved, the service life of the defrosting heater is prolonged, and of course, the values of the first preset temperature and the second preset temperature can be adjusted according to actual conditions.
In an embodiment of the application, in a case that the first difference is smaller than the first predetermined time period, and/or the second difference is smaller than the second predetermined time period, the method further includes: determining whether the current temperature value is greater than or equal to a third predetermined temperature; when the temperature value is greater than or equal to the third preset temperature, controlling the defrosting heater to be turned off and clearing the accumulated defrosting time; and controlling the defrosting heater to be started under the condition that the temperature value is lower than the third preset temperature. Specifically, the third predetermined temperature is set to 6 ℃ to improve defrosting efficiency and extend the service life of the defrosting heater, and of course, the value of the third predetermined temperature may be adjusted according to actual conditions.
In an embodiment of the application, after controlling the defrosting heater to be turned on when the temperature value is less than the third predetermined temperature, the method further includes: judging whether the temperature value is greater than or equal to a fourth preset temperature or not; when the temperature value is greater than or equal to the fourth preset temperature, controlling the defrosting heater to be turned off and clearing the accumulated defrosting time, wherein the fourth preset temperature is less than the third preset temperature; and under the condition that the temperature value is lower than the fourth preset temperature, continuously controlling the defrosting heater to be in an opening state, and under the condition that the temperature value is higher than or equal to the fourth preset temperature, controlling the defrosting heater to be closed. Specifically, the third predetermined temperature is set to 6 ℃ and the fourth predetermined temperature is set to 4 ℃ to improve defrosting efficiency and prolong the service life of the defrosting heater, and of course, the value of the third predetermined temperature and the value of the fourth predetermined temperature may be adjusted according to actual conditions.
It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowcharts, in some cases, the steps illustrated or described may be performed in an order different than presented herein.
The embodiment of the application also provides a refrigerating and defrosting device of a refrigerator, and it should be noted that the refrigerating and defrosting device of the refrigerator in the embodiment of the application can be used for executing the refrigerating and defrosting method for the refrigerator provided in the embodiment of the application. The following describes a refrigerating and defrosting device of a refrigerator provided by an embodiment of the present application.
Fig. 2 is a schematic view of a refrigerating and defrosting apparatus of a refrigerator according to an embodiment of the present application. As shown in fig. 3, the refrigerator includes an evaporator 01, a defrosting heater 02, and a refrigerating and defrosting bulb 03, the defrosting heater and the refrigerating and defrosting bulb are fixed to the evaporator, and a distance between the defrosting heater and the refrigerating and defrosting bulb is equal to or greater than a predetermined value, and as shown in fig. 2, the refrigerating and defrosting apparatus includes:
the first obtaining unit 10 is configured to obtain a first time, where the first time is a current power-on time of the unit;
the second obtaining unit 20 is configured to obtain a temperature value in real time, where the temperature value is a temperature detected by the refrigerated defrosting bulb;
a third obtaining unit 30, configured to obtain a second time and a third time, where the second time is a last power-off time of the unit, and the third time is a last power-on time of the unit;
a fourth obtaining unit 40, configured to obtain a fourth time, where the fourth time is a last but one power off time of the unit;
and a first control unit 50 for controlling whether the defrosting heater is turned on or not according to at least the first time, the second time, the third time, the fourth time, and the temperature value.
Specifically, the preset value can be set to be 15cm, so that the defrosting process of the defrosting heater before frost is not completely melted due to the fact that the defrosting heater is too close to the refrigerating defrosting bulb is avoided.
Specifically, the first time, the second time, the third time and the fourth time all refer to a certain time.
Specifically, the last power-off time refers to the last power-off time before the current power-on time of the unit, the penultimate power-off time refers to the penultimate power-off time before the current power-on time of the unit, and the last power-on time of the unit refers to the last power-on time before the current power-on time of the unit.
In the scheme, by acquiring a first time, a second time, a third time and a fourth time and a real-time temperature detected by a refrigerating and defrosting thermal bulb, a first control unit controls whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value, namely, the defrosting starting condition of the defrosting heater is limited, the defrosting starting of the defrosting heater is related to the current power-on time of the unit, the last power-off time of the unit, the last power-on time of the unit, the last power-off time of the unit and the temperature detected by the refrigerating and defrosting thermal bulb, the existing defrosting heater is only related to the temperature detected by the refrigerating and defrosting thermal bulb or not, and for an area which is frequently powered on and powered off, the defrosting heater is controlled to be started or not according to the temperature of the defrosting thermal bulb every time, the defrosting heater can be frequently started, the frequent starting of the defrosting heater is avoided by using the scheme, the service life of the defrosting heater is prolonged, and the phenomenon that the temperature of a normal refrigerating chamber of the refrigerator is higher than normal is avoided.
In one embodiment of the present application, the first control unit includes: a calculating module, configured to calculate a first difference and a second difference, where the first difference is a difference between the first time and the second time, and the second difference is a difference between the third time and the fourth time; and the control module is used for controlling whether to turn off the defrosting heater according to the magnitude relation between the current temperature value and the first preset temperature when the first difference is greater than or equal to a first preset time period and the second difference is greater than or equal to a second preset time period. Specifically, the first predetermined time period is set to be 2h, the second predetermined time period is set to be 2h, and the first predetermined temperature is set to be 8 ℃, and of course, the values of the first predetermined time period, the second predetermined time period, and the first predetermined temperature may be adjusted according to actual conditions, so as to improve defrosting efficiency and prolong the service life of the defrosting heater.
In an embodiment of the application, the control module includes a first control submodule, a judgment submodule, a second control submodule and a third control submodule, and the first control submodule is configured to control the defrosting heater to be turned off and clear the accumulated defrosting time when the temperature value is greater than or equal to the first predetermined temperature; the judgment submodule is used for judging whether the temperature value is greater than or equal to a second preset temperature or not under the condition that the temperature value is less than the first preset temperature; the second control submodule is used for controlling the defrosting heater to be turned off and clearing accumulated defrosting time when the temperature value is greater than or equal to a second preset temperature, and the first preset temperature is greater than the second preset temperature; the third control sub-module is used for controlling the defrosting heater to be started under the condition that the temperature value is less than or equal to the second preset temperature, and controlling the defrosting heater to be stopped under the condition that the temperature value is greater than or equal to the second preset temperature. Specifically, the first preset temperature is set to be 8 ℃, the second preset temperature is set to be 5 ℃, namely, when the temperature value is greater than or equal to 5 ℃ and less than or equal to 8 ℃, the defrosting heater is controlled to be turned off and the accumulated defrosting time is cleared, when the temperature value is less than the second preset temperature, the defrosting heater is controlled to be turned on, until the temperature value is greater than or equal to the second preset temperature, the defrosting heater is controlled to be turned off, so that the defrosting efficiency is improved, the service life of the defrosting heater is prolonged, and of course, the values of the first preset temperature and the second preset temperature can be adjusted according to actual conditions.
In an embodiment of the application, the apparatus further includes a determining unit, a second control unit, and a third control unit, where the determining unit is configured to determine whether the current temperature value is greater than or equal to a third predetermined temperature when the first difference is smaller than the first predetermined time period and/or the second difference is smaller than the second predetermined time period; the second control unit is used for controlling the defrosting heater to be turned off and clearing the accumulated defrosting time when the temperature value is greater than or equal to the third preset temperature; the third control unit is used for controlling the defrosting heater to be started under the condition that the temperature value is smaller than the third preset temperature. Specifically, the third predetermined temperature is set to 6 ℃ to improve defrosting efficiency and extend the service life of the defrosting heater, and of course, the value of the third predetermined temperature may be adjusted according to actual conditions.
In an embodiment of the application, the apparatus further includes a determining unit, a fourth control unit, and a fifth control unit, where the determining unit is configured to determine whether the temperature value is greater than or equal to a fourth predetermined temperature after controlling the defrosting heater to be turned on when the temperature value is less than the third predetermined temperature; the fourth control unit is used for controlling the defrosting heater to be turned off and clearing accumulated defrosting time when the temperature value is greater than or equal to the fourth preset temperature, and the fourth preset temperature is less than the third preset temperature; the fifth control unit is used for continuously controlling the defrosting heater to be in an opening state under the condition that the temperature value is less than the fourth preset temperature, and controlling the defrosting heater to be closed under the condition that the temperature value is greater than or equal to the fourth preset temperature. Specifically, the third predetermined temperature is set to 6 ℃ and the fourth predetermined temperature is set to 4 ℃ to improve defrosting efficiency and prolong the service life of the defrosting heater, and of course, the value of the third predetermined temperature and the value of the fourth predetermined temperature may be adjusted according to actual conditions.
The first acquisition unit, the second acquisition unit, the third acquisition unit, the fourth acquisition unit, the first control unit and the like are stored in the memory as program units, and the processor executes the program units stored in the memory to realize corresponding functions.
The processor comprises a kernel, and the kernel calls the corresponding program unit from the memory. One or more than one inner core can be arranged, and the effect of refrigerator refrigeration defrosting is improved by adjusting the parameters of the inner core.
The memory may include volatile memory in a computer readable medium, Random Access Memory (RAM) and/or nonvolatile memory such as Read Only Memory (ROM) or flash memory (flash RAM), and the memory includes at least one memory chip.
The embodiment of the invention provides a computer-readable storage medium, which comprises a stored program, wherein when the program runs, an apparatus where the computer-readable storage medium is located is controlled to execute a refrigeration defrosting method of a refrigerator.
The embodiment of the invention provides a processor, which is used for running a program, wherein the program runs to execute a refrigeration defrosting method of a refrigerator.
The embodiment of the invention provides equipment, which comprises a processor, a memory and a program which is stored on the memory and can run on the processor, wherein when the processor executes the program, at least the following steps are realized:
step S101, acquiring first time, wherein the first time is the current power-on time of the unit;
step S102, acquiring a temperature value in real time, wherein the temperature value is the temperature detected by the refrigerated defrosting bulb;
step S103, acquiring second time and third time, wherein the second time is the last power-off time of the unit, and the third time is the last power-on time of the unit;
step S104, acquiring a fourth time, wherein the fourth time is the penultimate power-off time of the unit;
and step S105, controlling whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value.
The device herein may be a server, a PC, a PAD, a mobile phone, etc.
The present application further provides a computer program product adapted to perform a program of initializing at least the following method steps when executed on a data processing device:
step S101, acquiring first time, wherein the first time is the current power-on time of the unit;
step S102, acquiring a temperature value in real time, wherein the temperature value is the temperature detected by the refrigerated defrosting bulb;
step S103, acquiring second time and third time, wherein the second time is the last power-off time of the unit, and the third time is the last power-on time of the unit;
step S104, acquiring a fourth time, wherein the fourth time is the penultimate power-off time of the unit;
and step S105, controlling whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value.
The application also provides a refrigerator, which comprises a controller, wherein the controller is used for executing any refrigerating and defrosting method of the refrigerator.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In a typical configuration, a computing device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include forms of volatile memory in a computer readable medium, Random Access Memory (RAM) and/or non-volatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). The memory is an example of a computer-readable medium.
Computer-readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), Static Random Access Memory (SRAM), Dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), Read Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), Digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information that can be accessed by a computing device. As defined herein, a computer readable medium does not include a transitory computer readable medium such as a modulated data signal and a carrier wave.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
From the above description, it can be seen that the above-described embodiments of the present application achieve the following technical effects:
1) the method for defrosting in a refrigerator comprises the steps of obtaining a first time, a second time, a third time, a fourth time and a real-time temperature detected by a refrigeration defrosting thermal bulb, and controlling whether a defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value, namely, the defrosting starting condition of the defrosting heater is limited, wherein the defrosting starting of the defrosting heater is related to the current power-on time of a unit, the last power-off time of the unit, the last power-on time of the unit, the last power-off time of the unit and the temperature detected by the refrigeration defrosting thermal bulb, whether the existing defrosting heater is defrosted is only related to the temperature detected by the refrigeration defrosting thermal bulb, and whether the defrosting heater is started or not is controlled according to the temperature of the refrigeration defrosting thermal bulb in areas with frequent power-on and power-off, the defrosting heater can be frequently started, the frequent starting of the defrosting heater is avoided by using the scheme, the service life of the defrosting heater is prolonged, and the phenomenon that the temperature of a normal refrigerating chamber of the refrigerator is higher than normal is avoided.
2) The first control unit controls whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value, namely, the defrosting starting condition of the defrosting heater is limited, the defrosting starting of the defrosting heater is related to the current power-on time of the unit, the last power-off time of the unit, the last power-on time of the unit, the last power-off time of the unit and the temperature detected by the refrigerating defrosting temperature sensing bag, whether the existing defrosting heater is defrosted is only related to the temperature detected by the refrigerating defrosting temperature sensing bag, and whether the defrosting heater is started or not is controlled according to the temperature of the refrigerating temperature sensing bag when the power is frequently turned on or off in an area with frequent power on or off, the defrosting heater can be frequently started, the frequent starting of the defrosting heater is avoided by using the scheme, the service life of the defrosting heater is prolonged, and the phenomenon that the temperature of a normal refrigerating chamber of the refrigerator is higher than normal is avoided.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A refrigerating and defrosting method of a refrigerator, wherein the refrigerator comprises an evaporator, a defrosting heater and a refrigerating and defrosting thermal bulb, the defrosting heater and the refrigerating and defrosting thermal bulb are fixed on the evaporator, the distance between the defrosting heater and the refrigerating and defrosting thermal bulb is larger than or equal to a preset value, and the refrigerating and defrosting method comprises the following steps:
acquiring first time, wherein the first time is the current power-on time of the unit;
acquiring a temperature value in real time, wherein the temperature value is the temperature detected by the refrigerated defrosting thermal bulb;
acquiring second time and third time, wherein the second time is the last power-off time of the unit, and the third time is the last power-on time of the unit;
acquiring fourth time, wherein the fourth time is the penultimate power-off time of the unit;
and controlling whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value.
2. The method of claim 1, wherein controlling whether the defrosting heater is on based on at least the first time, the second time, the third time, the fourth time, and the temperature value comprises:
calculating a first difference value and a second difference value, wherein the first difference value is a difference value between the first time and the second time, and the second difference value is a difference value between the third time and the fourth time;
and controlling whether the defrosting heater is turned off or not according to the magnitude relation between the current temperature value and the first preset temperature when the first difference value is greater than or equal to a first preset time period and the second difference value is greater than or equal to a second preset time period.
3. The method according to claim 2, wherein in the case that the first difference value is greater than or equal to a first predetermined time period and the second difference value is greater than or equal to a second predetermined time period, controlling whether to turn off the defrosting heater according to a magnitude relation between the current temperature value and a first predetermined temperature comprises:
when the temperature value is greater than or equal to the first preset temperature, controlling the defrosting heater to be turned off and clearing accumulated defrosting time;
under the condition that the temperature value is smaller than the first preset temperature, judging whether the temperature value is larger than or equal to a second preset temperature or not;
when the temperature value is greater than or equal to a second preset temperature, controlling the defrosting heater to be turned off and clearing accumulated defrosting time, wherein the first preset temperature is greater than the second preset temperature;
and controlling the defrosting heater to be started under the condition that the temperature value is less than or equal to a second preset temperature, and controlling the defrosting heater to be stopped under the condition that the temperature value is greater than or equal to the second preset temperature.
4. The method according to claim 2, wherein in case the first difference is smaller than the first predetermined time period and/or the second difference is smaller than the second predetermined time period, the method further comprises:
determining whether the current temperature value is greater than or equal to a third predetermined temperature;
when the temperature value is greater than or equal to the third preset temperature, controlling the defrosting heater to be turned off and clearing accumulated defrosting time;
and controlling the defrosting heater to be started under the condition that the temperature value is less than the third preset temperature.
5. The method of claim 4, wherein after controlling the defrosting heater to turn on if the temperature value is less than the third predetermined temperature, the method further comprises:
judging whether the temperature value is greater than or equal to a fourth preset temperature or not;
when the temperature value is greater than or equal to the fourth preset temperature, controlling the defrosting heater to be turned off and clearing accumulated defrosting time, wherein the fourth preset temperature is less than the third preset temperature;
and under the condition that the temperature value is lower than the fourth preset temperature, continuing to control the defrosting heater to be in an on state until the temperature value is higher than or equal to the fourth preset temperature, and controlling the defrosting heater to be turned off.
6. A refrigerator defrosting device of a refrigerator, wherein the refrigerator comprises an evaporator, a defrosting heater and a refrigerating defrosting bulb, the defrosting heater and the refrigerating defrosting bulb are fixed on the evaporator, the distance between the defrosting heater and the refrigerating defrosting bulb is more than or equal to a preset value, and the refrigerating defrosting device comprises:
the first obtaining unit is used for obtaining first time, and the first time is the current power-on time of the unit;
the second acquisition unit is used for acquiring a temperature value in real time, wherein the temperature value is detected by the refrigeration defrosting thermal bulb;
the third obtaining unit is used for obtaining a second time and a third time, wherein the second time is the last power-off time of the unit, and the third time is the last power-on time of the unit;
the fourth obtaining unit is used for obtaining a fourth time, and the fourth time is the last power-off time of the unit;
and the first control unit is used for controlling whether the defrosting heater is started or not according to at least the first time, the second time, the third time, the fourth time and the temperature value.
7. The apparatus of claim 6, wherein the first control unit comprises:
a calculating module, configured to calculate a first difference value and a second difference value, where the first difference value is a difference value between the first time and the second time, and the second difference value is a difference value between the third time and the fourth time;
and the control module is used for controlling whether the defrosting heater is turned off or not according to the magnitude relation between the current temperature value and the first preset temperature under the condition that the first difference value is greater than or equal to a first preset time period and the second difference value is greater than or equal to a second preset time period.
8. A refrigerator, characterized in that the refrigerator comprises a controller for executing a refrigerating and defrosting method of the refrigerator of any one of claims 1 to 5.
9. A computer-readable storage medium, comprising a stored program, wherein when the program runs, the computer-readable storage medium controls an apparatus to execute a method for defrosting a refrigerator according to any one of claims 1 to 5.
10. A processor, characterized in that the processor is configured to run a program, wherein the program is run to execute a method of refrigerating and defrosting a refrigerator according to any one of claims 1 to 5.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413564A (en) * | 2022-01-25 | 2022-04-29 | 长虹美菱股份有限公司 | Method for preventing fire of refrigerator |
| CN115406161A (en) * | 2022-08-31 | 2022-11-29 | 珠海格力电器股份有限公司 | Evaporator defrosting judgment method, control device and refrigerator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0510655A (en) * | 1991-07-05 | 1993-01-19 | Matsushita Refrig Co Ltd | Defrosting control device of refrigerator |
| JPH09269178A (en) * | 1996-03-29 | 1997-10-14 | Sanyo Electric Co Ltd | Defrosting unit for cooler |
| CN106288613A (en) * | 2016-08-29 | 2017-01-04 | 合肥华凌股份有限公司 | The defrosting control method of refrigerator, the defrosting control device of refrigerator and refrigerator |
| CN110207453A (en) * | 2019-05-31 | 2019-09-06 | 合肥美的电冰箱有限公司 | Defrosting control method, refrigeration equipment and readable storage medium storing program for executing |
-
2020
- 2020-12-16 CN CN202011488934.6A patent/CN112595006B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0510655A (en) * | 1991-07-05 | 1993-01-19 | Matsushita Refrig Co Ltd | Defrosting control device of refrigerator |
| JPH09269178A (en) * | 1996-03-29 | 1997-10-14 | Sanyo Electric Co Ltd | Defrosting unit for cooler |
| CN106288613A (en) * | 2016-08-29 | 2017-01-04 | 合肥华凌股份有限公司 | The defrosting control method of refrigerator, the defrosting control device of refrigerator and refrigerator |
| CN110207453A (en) * | 2019-05-31 | 2019-09-06 | 合肥美的电冰箱有限公司 | Defrosting control method, refrigeration equipment and readable storage medium storing program for executing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413564A (en) * | 2022-01-25 | 2022-04-29 | 长虹美菱股份有限公司 | Method for preventing fire of refrigerator |
| CN115406161A (en) * | 2022-08-31 | 2022-11-29 | 珠海格力电器股份有限公司 | Evaporator defrosting judgment method, control device and refrigerator |
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| CN112595006B (en) | 2021-11-30 |
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