CN101957116A - Method for controlling defrosting of refrigerator - Google Patents
Method for controlling defrosting of refrigerator Download PDFInfo
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- CN101957116A CN101957116A CN2009101606249A CN200910160624A CN101957116A CN 101957116 A CN101957116 A CN 101957116A CN 2009101606249 A CN2009101606249 A CN 2009101606249A CN 200910160624 A CN200910160624 A CN 200910160624A CN 101957116 A CN101957116 A CN 101957116A
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Abstract
The invention provides a method for controlling the defrosting of a refrigerator. The method comprises the following steps of: (A) detecting the environmental moisture and the environmental temperature of a refrigerator; (B) counting the opening frequency and the opening time of the refrigerator to obtain a cumulative opening frequency and a cumulative opening time; and (C) detecting the cumulative opening frequency and the cumulative opening time according to a specified time interval and defrosting the refrigerator when either the cumulative opening frequency or the cumulative opening time is larger than a preset specified value and the environmental moisture and the environmental temperature which are detected are under the specified conditions. Accordingly, a start defrosting point can be accurately confirmed according to practical environmental conditions, the operation conditions to the refrigerator, and the like so as to defrost in time to a certain degree and effectively reduce the power consumption.
Description
Technical field
The present invention relates to the defrosting field, relate in particular to a kind of defrosting control method of refrigerator.
Background technology
Carry out with regard to the freezing device with regard to traditional air cooling way that passes through, as wind cooling refrigerator, generally all be to defrost according to cycle regular time, in order to guarantee that the frosting thickness of refrigerator under harsh conditions does not influence refrigeration, usually set defrosting cycle shorter, like this, for regular service conditions, the number of times of defrosting is too in frequently.Because the power of defrosting heater strip is bigger, and can cause the temperature recovery in the refrigerator body, so can cause the power consumption quantitative change of refrigerator under regular service conditions big.
To this, press for a kind of method that can suitably defrost according to concrete environmental aspect.
In the prior art, as disclosing a kind of defrosting control method of refrigerator among the Chinese invention patent ZL02100536.2, particularly, this method is meant: the refrigerator doors open hour in the freezing running are carried out timing, point at the appointed time when door open hour of institute's timing are in special time, is then carried out the defrosting phase run that shortens, when door open hour of institute's timing when special time is above, then carry out nature defrosting.
But this method is just controlled the length of defrosting time by the condition cumulative frequency that promptly opens the door, and does not consider other extraneous factors such as temperature, humidity of refrigerator outside to defrost effectively.In addition, no matter be to carry out the defrosting phase run that shortens or carry out the nature defrosting, all be to defrost according to the fixing cycle, therefore, also there is the bigger problem of energy consumption.
Summary of the invention
In view of above-mentioned deficiency, the object of the present invention is to provide a kind of defrosting control method of the refrigerator that can effectively cut down the consumption of energy.
For reaching described purpose, the invention provides a kind of defrosting control method of refrigerator, may further comprise the steps: steps A: the ambient humidity and the environment temperature that detect refrigerator; Step B: the door opening times of refrigerator and the time of opening the door of refrigerator are counted, tried to achieve the open the door cumulative frequency and the accumulated time of opening the door; Step C: the time interval according to the rules, detection the open the door cumulative frequency and the accumulated time of opening the door, more than any value of the cumulative frequency that opens the door, the accumulated time of opening the door reaches default setting, and detected ambient humidity and environment temperature defrost to refrigerator in rated condition the time.
By adopting this method, can determine the starting point that begins to defrost exactly to the parameters such as operational circumstances of refrigerator according to the environmental aspect of reality such as humidity, temperature and the cumulative frequency that opens the door, the accumulated time of opening the door etc.Therefore, with fixing defrosting control method of cycle of the prior art be that the method for controlling the length of defrosting time by the cumulative frequency that opens the door is compared, can not only more corresponding actual conditions in time defrost, and can reduce the power consumption of refrigerator effectively.
As optimal technical scheme, in memory, store the default setting of many groups, each setting is corresponding to different running time of the section of refrigerator, between step B and step C, be provided with steps A 1 and A2, described steps A 1 is: carry out timing the running time to refrigerator, tries to achieve the refrigerator Cumulative Elapsed Time; Described steps A 2 is: according to the refrigerator Cumulative Elapsed Time, read corresponding setting from memory.
By adopting said method, the default settings of the many groups of storage in memory make the different running time section of each setting corresponding to refrigerator, and according to the refrigerator Cumulative Elapsed Time, read corresponding setting from memory.Thus, can be according to determining the time point that begins to defrost exactly with corresponding each setting of different sections running time of refrigerator, thus can not only immediately defrost, can reduce the power consumption of refrigerator again to a certain extent effectively.
As optimal technical scheme, in memory, store the default setting of many groups, each setting is corresponding to different running time of the section and ambient humidity, environment temperature of refrigerator, described steps A 2 is: according to refrigerator Cumulative Elapsed Time and ambient humidity, environment temperature, read corresponding setting from memory.
By adopting said method, in memory, store the default settings of many groups, each setting is corresponding to different running time of the section and ambient humidity, environment temperature of refrigerator, and according to the refrigerator Cumulative Elapsed Time, reads corresponding setting from memory.Thus, can according to different running time of the section and ambient humidity, corresponding each setting of environment temperature of refrigerator, determine the time point that begins to defrost more accurately, thereby not only more can immediately defrost, can reduce the power consumption of refrigerator again to a certain extent effectively.
As optimal technical scheme, be provided with step D and step e after described step C, described step D is: according to the refrigerator Cumulative Elapsed Time, judge whether refrigerator reaches the pressure defrosting constantly, described step e is: reaching the pressure defrosting during moment, refrigerator is implemented to force to defrost.
By adopting said method, moved long period of time at refrigerator, but the open the door cumulative frequency and the accumulated time of opening the door all do not reach under the situation of default setting yet, can force defrosting, thereby more avoid occurring the refrigerator operation long time and the problem of instant defrosting always.
As optimal technical scheme, after described step C, be provided with step F, described step F is: refrigerator Cumulative Elapsed Time, the cumulative frequency that opens the door, the accumulated time of opening the door are carried out zero clearing.
Thus,, refrigerator Cumulative Elapsed Time, the cumulative frequency that opens the door, the accumulated time of opening the door are carried out zero clearing, can successfully enter defrost cycle next time by after satisfying the defrosting condition and defrosting.
As optimal technical scheme, after described step e, be provided with step F, described step F is: refrigerator Cumulative Elapsed Time, the cumulative frequency that opens the door, the accumulated time of opening the door are carried out zero clearing.
Thus, by forcing after the defrosting refrigerator Cumulative Elapsed Time, the cumulative frequency that opens the door, the accumulated time of opening the door to be carried out zero clearing, can successfully enter defrost cycle next time.
As optimal technical scheme, in variant running time of refrigerator section, detect in first time period the open the door cumulative frequency and the accumulated time of opening the door interval greater than the time interval that equals to detect in later each time period the open the door cumulative frequency and the accumulated time of opening the door.
Thus, by behind refrigerator operation certain hour, then increasing the frequency of defrosting, can be more instant, defrost effectively.
Adopt this method, can wait according to the environmental aspect of reality with to the operational circumstances of refrigerator and determine the starting point that begins to defrost exactly, thereby, can in time defrost to a certain extent and can reduce power consumption effectively.
Description of drawings
Fig. 1 is the block diagram of expression defroster control device concrete structure.
Fig. 2 is the schematic diagram of the defrosting control method of refrigerator of the present invention.
Fig. 3 is the schematic diagram of the defrosting control method of refrigerator of the present invention.
Description of reference numerals
10: controller, 11: temperature sensor, 12: humidity sensor, 13: refrigerator timer running time, 14: the time timer that opens the door, 15: door opening times counter, 16: memory, 17: Defrost heater, 18: power supply.
The specific embodiment
Below, in conjunction with the accompanying drawings the specific embodiment of the present invention is elaborated.
In refrigerator, be provided with the defrosting control device.Energising and outage that the defrosting control device is used to control Defrost heater defrost to refrigerator.The defrosting control method that control device utilized is a defrosting control method of the present invention.That is, according to the open the door frequency and the best start time point of time judgement frosting degree to determine to defrost that open the door of refrigerator external environment condition (temperature, humidity) and refrigerator, its concrete steps are elaborated following.
Fig. 1 is the block diagram of the concrete structure of expression defroster control device.As shown in the drawing, the defroster control device comprises: controller 10; The temperature sensor 11 that the temperature of refrigerator external environment condition is detected; The humidity sensor 12 that the humidity of refrigerator external environment condition is detected; Refrigerator timer running time 13 that the time of refrigerator operation is carried out timing; Carried out the time timer 14 that opens the door of timing the refrigerator open time; The refrigerator open number of times is carried out the door opening times counter 15 of accumulative total; Memory 16, its storage inside have and environment (temperature, humidity), and the time period is corresponding respectively, be used to judge the setting of the cumulative frequency and the accumulated time size of opening the door of opening the door; The Defrost heater 17 that refrigerator is defrosted; Refrigerator is provided the power supply 18 of alternating current.Refrigerator timer running time 13, the time timer 14 that opens the door, door opening times counter 15 can be finished zero clearing and reclocking, counting by controller 10 controls under the control of controller 10.
Below, the operation of defrosting control device shown in Figure 1 is described.
Controller 10, and is judged according to detected parameter and when needed refrigerator to be defrosted the frosting degree of refrigerator by detecting the running time of 13 pairs of refrigerators of refrigerator timer running time according to the program of setting.
At first, when refrigerator operation beginning, refrigerator timer running time 13 after zero clearing to carrying out timing the running time of refrigerator, meanwhile, the temperature and humidity of temperature sensor 11 and 12 pairs of refrigerator external environment conditions of humidity sensor detects, and time timer 14 and door opening times counter 15 time of opening the door and the door opening times to refrigerator after zero clearing of opening the door carried out timing and counting.
If the refrigerator Cumulative Elapsed Time is point (integral point constantly) at the appointed time, controller 10 is according to detected value T, the a% of temperature sensor 11 and humidity sensor 12, if temperature is T1≤T≤T2, humidity is a%, then carries out Defrost mode 1.This Defrost mode 1 is meant: read and this temperature, humidity from memory 16, corresponding setting of time period, whether one of judge in the time of opening the door of this moment and the door opening times more than or equal to this setting, if "No" is then continued refrigerator Cumulative Elapsed Time, door opening times, the time of opening the door are accumulated (promptly not defrosting) by refrigerator timer running time 13, the time timer 14 that opens the door, door opening times counter 15; If "Yes", then 17 energisings defrost to Defrost heater constantly at next integral point, then respectively with the value zero clearing of refrigerator timer running time 13, open the door time timer 14 and door opening times counter 15, enter the circulation of defrosting control next time thus.
If the refrigerator Cumulative Elapsed Time is point (integral point constantly) at the appointed time, controller 10 is according to detected value T, the a% of temperature sensor 11 and humidity sensor 12, as long as temperature T＞T2 then carries out Defrost mode 2.This Defrost mode 2 is meant: read and this temperature, corresponding setting of time period from memory 16, whether one of judge in the time of opening the door of this moment and the door opening times greater than this setting, if "No" is then continued refrigerator Cumulative Elapsed Time, door opening times, the time of opening the door are accumulated (promptly not defrosting) by refrigerator timer running time 13, the time timer 14 that opens the door, door opening times counter 15; If "Yes", then 17 energisings defrost to Defrost heater constantly at this integral point, then respectively with the value zero clearing of refrigerator timer running time 13, open the door time timer 14 and door opening times counter 15, enter the circulation of defrosting control next time thus.
If the refrigerator Cumulative Elapsed Time is point (every interval Hx hour integral point constantly) at the appointed time, controller 10 is according to the detected value T of temperature sensor 11 and humidity sensor 12, a%, as long as described temperature T＜T1, then carry out Defrost mode 3: from memory 16, read and this temperature, time period, corresponding setting (was 0 in the present embodiment, 0), whether one of judge in the time of opening the door of this moment and the door opening times more than or equal to this setting, therefore judged result always is a "Yes", then 17 energisings defrost to Defrost heater constantly at this integral point, then respectively with refrigerator timer running time 13, the open the door value zero clearing of time timer 14 and door opening times counter 15 entering the circulation of defrosting control next time thus.
If the refrigerator Cumulative Elapsed Time is point (every interval Hy hour integral point constantly) at the appointed time, controller 10 is according to the detected value T of temperature sensor 11 and humidity sensor 12, a%, if described temperature T is T1≤T≤T2, under the environment of humidity greater than a%, then carry out Defrost mode 4: from memory 16, read and this temperature, time period, corresponding setting (was 0 in the present embodiment, 0), whether one of judge in the time of opening the door of this moment and the door opening times more than or equal to this setting, therefore judged result always is a "Yes", then 17 energisings defrost to Defrost heater constantly at this integral point, then respectively with refrigerator timer running time 13, the open the door value zero clearing of time timer 14 and door opening times counter 15 entering the circulation of defrosting control next time thus.
Different according to detected value T, the a% of temperature sensor 11 and humidity sensor 12 are carried out different Defrost modes, with specific embodiment described Defrost mode 1～4 are described below.
In the present embodiment, at satisfied temperature T is T1≤T≤T2, humidity is under the environmental condition of a%, with refrigerator be divided into running time 5 time period: 0≤T＜7 (hour), 7≤T＜14 (hour), 14≤T＜49 (hour), 49≤T＜73 (hour), 73≤T＜90 (hour), since second time period, set the open the door cumulative frequency and the accumulated time of opening the door of each time period respectively, it is respectively: (90 times, 15 minutes), (50 times, 8 minutes), (30 times, 5 minutes), (15 times, 3 minutes).These data and corresponding relation are stored in respectively in the memory 16.Refrigerator timer running time 13 each integral point after timing to 6 hour sends corresponding timing instruction to controller 10 constantly.Controller 10 according to the timing instruction at refrigerator operation each integral point after 6 hours, before 73 hours constantly, the open the door frequency and the time judgement frosting degree of opening the door according to refrigerator external environment condition (temperature, humidity) and refrigerator, when needs defrost, Defrost heater 17 is switched on, refrigerator is defrosted.That is, when the open the door cumulative frequency and the accumulated time of opening the door surpass the numerical value of the corresponding time period of being stored in the memory 16, refrigerator is implemented defrosting.Exceeding above-mentioned scope, during the unexecuted defrosting of refrigerator operation 90 hours, 10 pairs of refrigerators of controller are implemented to force to defrost.The integral point of refrigerator timer running time 13 after timing to 7 hour sends 7 hours timing instruction constantly the time to controller 10.
As shown in Figure 2, be 20 ℃≤T≤35 ℃ at satisfied temperature, humidity is under the environmental condition below 65%, the defrosting control step following (Defrost mode 1) in the described refrigerator.
When the Cumulative Elapsed Time of refrigerator is 7h, detect the open the door cumulative frequency and the accumulated time (cold sotrage door or door of refrigerator are opened separately or both open simultaneously) of opening the door of refrigerator doors.Cumulative frequency is more than 90 times or the accumulated time of opening the door is more than the 15min if open the door, and then begins defrosting immediately, and with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door, entering the circulation of defrosting control next time; Then do not continue the door opening times of refrigerator doors and the time of opening the door are accumulated if do not satisfy.
When the Cumulative Elapsed Time of refrigerator is between 7h～14h the time, (that is, the time interval is 1 hour to integral point.Also identical therewith below) detect the open the door cumulative frequency and the accumulated time of opening the door of refrigerator doors.Cumulative frequency is more than 90 times or the accumulated time of opening the door is more than the 15min if open the door, and then the next integral point at this integral point begins defrosting constantly, and with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door, entering the circulation of defrosting control next time; Then do not continue the door opening times of refrigerator doors and the time of opening the door are accumulated if do not satisfy.
When the Cumulative Elapsed Time of refrigerator is 14h, detect the open the door cumulative frequency and the accumulated time of opening the door of refrigerator doors.Cumulative frequency is more than 50 times or the accumulated time of opening the door is more than the 8min if open the door, and then begins defrosting immediately, and with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door, entering the circulation of defrosting control next time; Then do not continue the door opening times of refrigerator doors and the time of opening the door are accumulated if do not satisfy.
When the Cumulative Elapsed Time of refrigerator is between 14h～49h the time, integral point detects the open the door cumulative frequency and the accumulated time of opening the door of refrigerator doors.Cumulative frequency is more than 50 times or the accumulated time of opening the door is more than the 8min if open the door, and then the next integral point at this integral point begins defrosting constantly, and with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door, entering the circulation of defrosting control next time; Then do not continue the door opening times of refrigerator doors and the time of opening the door are accumulated if do not satisfy.
When the Cumulative Elapsed Time of refrigerator is 49h, detect the open the door cumulative frequency and the accumulated time of opening the door of refrigerator doors.Cumulative frequency is more than 30 times or the accumulated time of opening the door is more than the 5min if open the door, and then begins defrosting immediately, and with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door, entering the circulation of defrosting control next time; Then do not continue the door opening times of refrigerator doors and the time of opening the door are accumulated if do not satisfy.
When the Cumulative Elapsed Time of refrigerator is between 49h～73h the time, integral point detects the open the door cumulative frequency and the accumulated time of opening the door of refrigerator doors.Cumulative frequency is more than 30 times or the accumulated time of opening the door is more than the 5min if open the door, and then the next integral point at this integral point begins defrosting constantly, and with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door, entering the circulation of defrosting control next time; Then do not continue the door opening times of refrigerator doors and the time of opening the door are accumulated if do not satisfy.
When the Cumulative Elapsed Time of refrigerator is 73h, detect the open the door cumulative frequency and the accumulated time of opening the door of refrigerator doors.Cumulative frequency is more than 15 times or the accumulated time of opening the door is more than the 3min if open the door, then defrosting immediately, and, entering the circulation of defrosting control next time with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door; Then do not continue the door opening times of refrigerator doors and the time of opening the door are accumulated if do not satisfy.
When the Cumulative Elapsed Time of refrigerator is between 73h～90h the time, integral point detects the open the door cumulative frequency and the accumulated time of opening the door of refrigerator doors.Cumulative frequency is more than 15 times or the accumulated time of opening the door is more than the 3min if open the door, and then the next integral point at this integral point begins defrosting constantly, and with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door, entering the circulation of defrosting control next time; Then do not continue the door opening times of refrigerator doors and the time of opening the door are accumulated if do not satisfy.
When the Cumulative Elapsed Time of refrigerator was 90h, then refrigerator was forced defrosting, enters defrost cycle next time then.
Under the above-mentioned environment, be when the accumulation of refrigerator operation 7h, to detect first, but the present invention is not limited to this, also can put at any time and detect first, when accumulation operates to 5h as refrigerator, during 2.5h, during 10.55h etc.The length of each of refrigerator time Cumulative Elapsed Time also can artificially be set according to actual conditions.
In addition, open the door cumulative frequency and the setting of accumulated time of opening the door in each stage also is not limited to above-mentioned value, can be set at other values in conjunction with actual conditions.In addition, also can the pairing cumulative frequency that opens the door of each time point in each stage be set at mutually different value with the accumulated time of opening the door in conjunction with actual conditions.
In addition, when described the open the door cumulative frequency or described the opening the door during accumulated time of satisfying regulation in each time period, also also nonessential next integral point at this integral point begins defrosting constantly, can defrost after waiting for any a period of time, also can defrost immediately.
In the present embodiment, under the environment of environment temperature T＞35 ℃, with refrigerator be running time 7≤T＜14 (hour) time, set open the door cumulative frequency and the accumulated time of opening the door and be (10 times, 2 minutes).This corresponding relation is stored in the memory 16.Refrigerator timer running time 13 each integral point after timing to 6 hour sends corresponding timing instruction to controller 10 constantly.Controller 10 according to the timing instruction at refrigerator operation each integral point after 6 hours, before 14 hours constantly, the open the door frequency and the time judgement frosting degree of opening the door according to refrigerator external environment condition (temperature, humidity) and refrigerator, when needs defrost, Defrost heater 17 is switched on, refrigerator is defrosted.That is, when the open the door cumulative frequency and the accumulated time of opening the door surpass the numerical value of the corresponding time period of being stored in the memory 16, refrigerator is implemented defrosting.Exceeding above-mentioned scope, during the unexecuted defrosting of refrigerator operation 14 hours, 10 pairs of refrigerators of controller are implemented to force to defrost.The integral point of refrigerator timer running time 13 after timing to 7 hour sends 7 hours timing instruction constantly the time to controller 10.
As shown in Figure 3, under the environmental condition of satisfied temperature T＞35 ℃, can carry out following control (Defrost mode 2) in the described refrigerator.
When refrigerator accumulation operation 7h, detect the open the door cumulative frequency and the accumulated time of opening the door of refrigerator doors.Cumulative frequency is more than 10 times or the accumulated time of opening the door is more than the 2min if open the door, then defrosting immediately, and, entering the circulation of defrosting control next time with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door; Then do not continue the door opening times of refrigerator doors and the time of opening the door are accumulated if do not satisfy.
When the Cumulative Elapsed Time of refrigerator is between 7h～14h the time, integral point detects the open the door cumulative frequency and the accumulated time of opening the door of refrigerator doors.Cumulative frequency is more than 10 times or the accumulated time of opening the door is more than the 2min if open the door, and then constantly enters defrosting immediately at this integral point, and with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door, entering the circulation of defrosting control next time; If do not satisfy, then force to defrost during for 14h when the Cumulative Elapsed Time of refrigerator;
Under this environment, be when refrigerator accumulation operation 7h, to detect first, but the present invention is not limited to this, also can put at any time and detect first.In addition, open the door cumulative frequency and the setting of accumulated time of opening the door also is not limited to above-mentioned value.In addition,, also also nonessentially begin defrosting constantly, defrost after also can waiting for any a period of time at described integral point when described the open the door cumulative frequency or described the opening the door during accumulated time of between refrigerator operation 7h～14h, satisfying regulation.
In addition, satisfying under following two kinds of environmental conditions: temperature T＜20 ℃; Temperature T is 20 ℃≤RT≤35 ℃, humidity is greater than 65%, the refrigerator Cumulative Elapsed Time carried out one-time detection every 7 hours, whether one of judge in the time of opening the door of this moment and the door opening times more than or equal to setting, if satisfy, then 17 energisings defrost to Defrost heater constantly at this integral point, then respectively with the value zero clearing of refrigerator timer running time 13, open the door time timer 14 and door opening times counter 15, enter defrosting control circulation (Defrost mode 3,4) next time thus.In the present embodiment, the setting of open the door time and door opening times is 0, and therefore, the every operation of refrigerator then can defrost in 7 hours, and with refrigerator Cumulative Elapsed Time, door opening times and the time zero clearing of opening the door, enters the circulation of defrosting control next time.Certainly, also be not limited to 7 hours, refrigerator can defrost after any a period of time of every operation.
Each numerical value among the present invention can be set arbitrarily as requested, is not limited to above-mentioned giving an example.
In addition, defrosting control method of the present invention is not limited to refrigerator, also can be used for defrosting as fridge-freezers such as refrigerators.
Claims (7)
1. the defrosting control method of a refrigerator is characterized in that, may further comprise the steps:
Steps A: the ambient humidity and the environment temperature that detect refrigerator;
Step B: the door opening times of refrigerator and the time of opening the door of refrigerator are counted, tried to achieve the open the door cumulative frequency and the accumulated time of opening the door;
Step C: the time interval according to the rules, detection the open the door cumulative frequency and the accumulated time of opening the door, more than any value of the cumulative frequency that opens the door, the accumulated time of opening the door reaches default setting, and detected ambient humidity and environment temperature defrost to refrigerator in rated condition the time.
2. the defrosting control method of refrigerator as claimed in claim 1 is characterized in that, stores the default settings of many groups in memory, and each setting is corresponding to different running time of the section of refrigerator,
Between step B and step C, be provided with steps A 1 and A2,
Described steps A 1 is: carry out timing the running time to refrigerator, tries to achieve the refrigerator Cumulative Elapsed Time;
Described steps A 2 is: according to the refrigerator Cumulative Elapsed Time, read corresponding setting from memory.
3. the defrosting control method of refrigerator as claimed in claim 1 is characterized in that, stores the default settings of many groups in memory, and each setting is corresponding to different running time of the section and ambient humidity, environment temperature of refrigerator,
Described steps A 2 is: according to refrigerator Cumulative Elapsed Time and ambient humidity, environment temperature, read corresponding setting from memory.
4. as the defrosting control method of any described refrigerator in the claim 1～3, it is characterized in that, after described step C, be provided with step D and step e,
Described step D is: according to the refrigerator Cumulative Elapsed Time, judge whether refrigerator reaches the pressure defrosting constantly,
Described step e is: reaching the pressure defrosting during moment, refrigerator is implemented to force to defrost.
5. as the defrosting control method of any described refrigerator in the claim 1～3, it is characterized in that, after described step C, be provided with step F,
Described step F is: refrigerator Cumulative Elapsed Time, the cumulative frequency that opens the door, the accumulated time of opening the door are carried out zero clearing.
6. the defrosting control method of refrigerator as claimed in claim 4 is characterized in that, is provided with step F after described step e,
Described step F is: refrigerator Cumulative Elapsed Time, the cumulative frequency that opens the door, the accumulated time of opening the door are carried out zero clearing.
7. as the defrosting control method of any described refrigerator in the claim 1～3, it is characterized in that, in variant running time of refrigerator section, detect in first time period the open the door cumulative frequency and the accumulated time of opening the door interval greater than the time interval that equals to detect in later each time period the open the door cumulative frequency and the accumulated time of opening the door.
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| CN200910160624.9A CN101957116B (en) | 2009-07-17 | 2009-07-17 | Method for controlling defrosting of refrigerator |
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| CN200910160624.9A CN101957116B (en) | 2009-07-17 | 2009-07-17 | Method for controlling defrosting of refrigerator |
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| CN109798727A (en) * | 2019-03-21 | 2019-05-24 | 合肥华凌股份有限公司 | Refrigeration equipment, storage box and its Defrost method |
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| CN113915919A (en) * | 2021-03-31 | 2022-01-11 | 海信（山东）冰箱有限公司 | Refrigerator and refrigerator defrosting control method |
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| CN104482716A (en) * | 2014-12-31 | 2015-04-01 | 合肥美的电冰箱有限公司 | Defrosting control method for refrigerator and refrigerator |
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| CN108803201A (en) * | 2018-06-15 | 2018-11-13 | 济南每日优鲜便利购网络科技有限公司 | CCD camera assembly defogging method for refrigeration equipment |
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