CN103175376A - Self-adaption on-off control method for refrigerator compartments - Google Patents
Self-adaption on-off control method for refrigerator compartments Download PDFInfo
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- CN103175376A CN103175376A CN2013101073753A CN201310107375A CN103175376A CN 103175376 A CN103175376 A CN 103175376A CN 2013101073753 A CN2013101073753 A CN 2013101073753A CN 201310107375 A CN201310107375 A CN 201310107375A CN 103175376 A CN103175376 A CN 103175376A
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Abstract
The invention belongs to the technical field of refrigerators, and relates to a self-adaption on-off control method for refrigerator compartments. The self-adaption on-off control method for the refrigerator compartments includes the following steps: step one, after a refrigerator is powered on, the real-time temperature change delta T inside each refrigerator compartment is measured; step two, refrigerating modules enter a refrigeration on state, a storage state judging module records the operation time t of each refrigerator compartment, when the t is less than or equal to n and the delta T is greater than T1, the refrigerating modules remain the refrigeration on state, the counting of the t is restarted, and when the t is equal to the n and the delta T is less than or equal to the T1, the refrigerating modules enter a refrigeration off state; and step three, after the refrigerating modules are off, when the delta T is less than or equal to T2, the refrigerating modules remain the refrigeration off state, and when the delta T is greater than the T2, the step 2 is repeated. Through the self-adaption on-off control method for the refrigerator compartments I, storage conditions of objects inside the refrigerator compartments can be judged automatically, refrigerating of the refrigerator compartments which do not need to be subjected to the refrigerating can be shut off automatically, and the refrigerating of the refrigerator compartments which need to be subjected to the refrigerating can be turned on automatically.
Description
Technical field
The present invention relates to a kind of control method of refrigerator refrigeration system, belong to the refrigerator technical field.
Background technology
Refrigerator is one of household electrical appliance the most common in family, and people can preserve food by refrigerator in daily life at lower temperature, makes food be difficult for corrupt.Along with the continuous progress of science and technology, increasing consumer has proposed the new demand of a lot of energy-conserving and environment-protective to domestic refrigerator, and how effectively to reduce the energy consumption of refrigerator low is the emphasis of people's extensive concern always.
at present, the energy-saving environment-friendly refrigerator product of each manufacturer's various species emerges in an endless stream, some refrigerators come energy-conservation by evaporimeter being optimized design, some refrigerators are regulated intelligently refrigeration intensity by the environment temperature around automatic monitoring refrigerator and are reduced energy consumption, some refrigerators are realized " using electricity in off-peak hours " automatically, refrigeration system is opened when electricity price is low at night automatically, freeze and cold-storage, when electricity price is high to morning, drive mini-fan by battery, the cold of regenerator is blowed to the food in refrigerator, thereby fully use paddy electricity at a low price, avoided expensive peak electricity.
Chinese patent literature CN 101551188(application number is: disclose this refrigerator of a kind of refrigerator and control method thereof 200810088611.0) and had switch with the action interlock of the door of refrigerator; Detect the temperature sensor of the actual temperature in refrigerator; Indicator lamp; Be provided with design temperature, and according to the controller from the illuminating state of the signal controlling indicator lamp of switch and temperature sensor, in the situation that the door of refrigerator opens, when actual temperature is increased to design temperature when above, controller changes the illuminating state of indicator lamp and controls.Thus, can make the user grasp the interior actual temperature change situation of refrigerator, and urge the user in time to close door of refrigerator, reach the purpose that reduces energy consumption.This control method only can supervise the user in time to close the door, and can't automatically carry out Energy Saving Control.
Chinese patent literature CN 102620519(application number is: the precision regulating method that discloses the temperature of a kind of frequency conversion refrigerator refrigerating chamber and refrigerating chamber 201210108045.1).At first improve the refrigerator temperature detection resolution, then adopt different regulative modes according to different temperature range, adopt meticulous regulative mode in temperature during near target temperature, with lower frequency running compressor, make temperature be unlikely to overshoot, thereby realize accurate temperature adjusting control.Chinese patent literature CN202485326(application number is: disclose a kind of intelligent refrigerator energy-saving controller 201220107553.3), comprised a MCU control module and be connected to TEMP module, refrigerator doors closed condition detection module, line voltage detection module, compressor control module, defrosting control module, refrigerating chamber lighting lamp control module, clock module, key-press module, display and alarm on the MCU control module.The above scheme that refrigerator refrigeration system and other refrigerator inside electricity consumption modules are carried out accurately controlling to reduce power consumption is used in the refrigerator product of a new generation more and more, but the development of this technology has run into bottleneck, can't further reduce the power consumption of refrigerator.
Summary of the invention
The technical problem to be solved in the present invention is, propose a kind of can automatic decision object storing situation in refrigerator compartment, according to object storing situation autoshutdown need not to freeze between the chamber, automatically start that needs freeze between the self-adaptive switch control method of refrigerator compartment of chamber.
The present invention solves the problems of the technologies described above the self-adaptive switch control method that the technical scheme of proposition is a kind of refrigerator compartment, described refrigerator contains storing state judge module, the temperature sensor of measuring described compartment temperature and the refrigeration module of controlling described chamber refrigerating operaton and closing, and comprises the following steps:
After the first step, refrigerator energising, described indoor real time temperature change Delta T of described temperature sensor measurement;
Second step, described refrigeration module enter the refrigerating operaton state, and described storing state judge module begins to record t running time of described chamber;
As t≤n, and Δ T＞T
1The time, described refrigeration module is kept the refrigerating operaton state, and described storing state judge module restarts to record t running time;
Work as t=n, and Δ T≤T
1The time, described refrigeration module enters the refrigeration closed condition;
Wherein n is the Preset Time value that obtains according to test data of experiment, T
1To be used for judging described indoor the first default temperature approach that does not contain article according to what test data of experiment obtained;
After the 3rd step, described refrigeration module are closed, as Δ T≤T
2The time, described refrigeration module is kept the refrigeration closed condition, as Δ T＞T
2The time, repeat second step;
T wherein
2To be used for judging described indoor the second default temperature approach that contains article according to what test data of experiment obtained.
For the indoor accuracy that does not contain article between guaranteeing to judge, a kind of preferred technical scheme is: the span of said n is 120h to 240h.
In order to guarantee better the indoor accuracy that does not contain article between judgement, a kind of further preferred technical scheme is: the said n value is got 144h, 168h or 192h.
For the indoor accuracy that does not contain article between guaranteeing to judge, a kind of preferred technical scheme is: above-mentioned T
1Span be 1.5 ℃ to 3.5 ℃.
In order to guarantee better the indoor accuracy that does not contain article between judgement, a kind of further preferred technical scheme is: above-mentioned T
1Value is got 2 ℃, 2.5 ℃ or 3 ℃.
For the indoor accuracy that contains article between guaranteeing to judge, a kind of preferred technical scheme is: above-mentioned T
2Span be 1 ℃ to 3 ℃.
In order to guarantee better the indoor accuracy that contains article between judgement, a kind of further preferred technical scheme is: above-mentioned T
2Value is got 1.5 ℃, 2 ℃ or 2.5 ℃.
In order to make the article situation that whether contains judgement indoor between storing state judge module pair more accurate, promote the versatility of this control method, a kind of preferred technical scheme is: above-mentioned storing state judge module is Programmable Logic Controller, reconfigurable n, T
1Or T
2Value.Because refrigerator environment of living in is different, the refrigerator kind is different, the equal reason of the refrigerating method of refrigerator can cause that between storing state judge module pair, the judgement of indoor article storage situation produces error, preset value in the program of storing state judge module can be adjusted in real time, indoorly between being conducive to guarantee just close during without article, when being arranged, article start immediately, to guarantee the storage quality of article in refrigerator.
The good effect that the present invention has: the indoor article that have or not between the self-adaptive switch control method of refrigerator compartment of the present invention can judge intelligently, autoshutdown need not to freeze between the chamber, startup need to freeze between the chamber.The method ensure article between when the chamber has enough refrigerating capacitys, make do not have stored article between the chamber energy consumption greatly reduce.The method is moved when refrigerator moves automatically, need not artificial judgement, Artificial Control, and intelligent degree is high, and economic environmental protection can improve the energy saving of refrigerator largely.
Description of drawings
Be described further below in conjunction with the self-adaptive switch control method of accompanying drawing to refrigerator compartment of the present invention.
Fig. 1 is the principle schematic of control method of the present invention.
Fig. 2 adopts the system architecture schematic diagram of the method in the embodiment of the present invention 1.
Fig. 3 adopts the system architecture schematic diagram of the method in the embodiment of the present invention 2.
The specific embodiment
Embodiment 1
The self-adaptive switch control method of the refrigerator compartment of the present embodiment as shown in Figure 2, is applied to the three open-door refrigerator, and the three open-door refrigerator comprises refrigerating chamber R, temperature-changing chamber S and refrigerating chamber F.Be provided with for the temperature sensor R1 that measures the variations in temperature in refrigerating chamber R in refrigerating chamber R and be used for controlling refrigerating chamber R refrigerating operaton and the refrigeration module of closing, also being provided with evaporimeter R3 in refrigerating chamber R.The output of the refrigeration module of refrigerating chamber R is connected with control valve R2, and control valve R2 is located between freezer compressor and evaporimeter R3.Be provided with for the temperature sensor S1 that measures the variations in temperature in temperature-changing chamber S in temperature-changing chamber S and be used for controlling temperature-changing chamber S refrigerating operaton and the refrigeration module of closing, also being provided with evaporimeter S3 in temperature-changing chamber S.The output of the refrigeration module of temperature-changing chamber S is connected with control valve S2, and control valve S2 is located between freezer compressor and evaporimeter S3.Be provided with for the temperature sensor F1 that measures the variations in temperature in refrigerating chamber F in refrigerating chamber F and be used for controlling refrigerating chamber F refrigerating operaton and the refrigeration module of closing, also being provided with evaporimeter F3 in refrigerating chamber F.The output of the refrigeration module of refrigerating chamber F is connected with control valve F2, and control valve F2 is located between freezer compressor and evaporimeter F3.
Still as shown in Figure 2, this three open-door refrigerator also comprises a storing state judge module U who is used for article situation in judgement refrigerating chamber R, temperature-changing chamber S and refrigerating chamber F.The signal output part of temperature sensor R1, S1, F1 is connected with the signal input part of storing state judge module U respectively, and the signal input part of refrigerating chamber R, temperature-changing chamber S and the refrigeration module of refrigerating chamber F is connected with the signal output part of storing state judge module U.
The self-adaptive switch control method of the refrigerator compartment of the present embodiment is by storing state judge module U, the article situation in temperature-changing chamber S to be judged, as shown in Figure 1, comprises the following steps:
After the first step, refrigerator energising, the temperature sensor S1 in temperature-changing chamber S measures the real time temperature change Delta T in temperature-changing chamber S.
The refrigeration module of second step, temperature-changing chamber S enters the refrigerating operaton state, and storing state judge module U begins to record t running time of temperature-changing chamber S; As t≤n, and Δ T＞T
1The time, the refrigeration module of temperature-changing chamber S is kept the refrigerating operaton state, and storing state judge module U restarts to record t running time; As t=n, and Δ T≤T
1The time, the refrigeration module of temperature-changing chamber S enters the refrigeration closed condition.
Wherein n is the Preset Time value that obtains according to test data of experiment, T
1Be according to test data of experiment obtain be used for not containing article in judgement temperature-changing chamber S the time the first default temperature approach.
After the refrigeration module of the 3rd step, temperature-changing chamber S is closed, as Δ T≤T
2The time, the refrigeration module of temperature-changing chamber S is kept the refrigeration closed condition, as Δ T＞T
2The time, repeat second step.
T wherein
2Be according to test data of experiment obtain be used for judgement temperature-changing chamber S and contain article the time the second default temperature approach.
Storing state judge module U is identical with the above-mentioned method that article situation in temperature-changing chamber S is judged with the method that article situation in refrigerating chamber F judges to refrigerating chamber R.
The total capacity of this three open-door refrigerator is 236L, and the capacity of refrigerating chamber R is 54L, and the capacity of refrigerating chamber F is 139L, and the capacity of temperature-changing chamber S is 43L, calculates according to test data of experiment, and the n value is made as 168h, T
1Value is made as 2 ℃, T
2Value is made as 2 ℃.
Embodiment 2
The self-adaptive switch control method of the refrigerator compartment of the present embodiment as shown in Figure 3, is applied to deep freezer under refrigeration, and under upper refrigeration, deep freezer comprises refrigerating chamber R and refrigerating chamber F.Be provided with for the temperature sensor R1 that measures the variations in temperature in refrigerating chamber R in refrigerating chamber R and be used for controlling refrigerating chamber R refrigerating operaton and the refrigeration module of closing, also being provided with evaporimeter R3 in refrigerating chamber R.The output of the refrigeration module of refrigerating chamber R is connected with control valve R2, and control valve R2 is located between freezer compressor and evaporimeter R3.Be provided with for the temperature sensor F1 that measures the variations in temperature in refrigerating chamber F in refrigerating chamber F and be used for controlling refrigerating chamber F refrigerating operaton and the refrigeration module of closing, also being provided with evaporimeter F3 in refrigerating chamber F.The output of the refrigeration module of refrigerating chamber F is connected with control valve F2, and control valve F2 is located between freezer compressor and evaporimeter F3.
Still as shown in Figure 3, on this, lower deep freezer of refrigeration also comprises the first storing state judge module U1 and second a storing state judge module U2 who is used for article situation in judgement refrigerating chamber F who is used for article situation in judgement refrigerating chamber R.Be connected with the signal input part of the first storing state judge module U1 signal input part of refrigeration module of refrigerating chamber R of the signal output part of temperature sensor R1 is connected with the signal output part of the first storing state judge module U1.The signal output part of temperature sensor F1 is connected with the signal input part of the second storing state judge module U2, and the signal input part of the refrigeration module of refrigerating chamber F is connected with the signal output part of the second storing state judge module U2.
The self-adaptive switch control method of the refrigerator compartment of the present embodiment, by the first storing state judge module U1, the article situation in refrigerating chamber R to be judged, by the second storing state judge module U2, the article situation in refrigerating chamber F is judged, the concrete steps of the method are identical with embodiment 1.
Should the upper total capacity that refrigerates lower deep freezer be 205L, the capacity of refrigerating chamber R be 80L, and the capacity of refrigerating chamber F is 125L.Calculate according to test data of experiment, the n value of the first storing state judge module U1 is made as 192h, T
1Value is made as 3 ℃, T
2Value is made as 2.5 ℃.Calculate according to test data of experiment, the n value of the second storing state judge module U2 is made as 144h, T
1Value is made as 2.5 ℃, T
2Value is made as 1.5 ℃.
Embodiment 3
The self-adaptive switch control method of the refrigerator compartment of the present embodiment, remainder is substantially the same manner as Example 1, and difference is: be applied to side by side combination refrigerator, described storing state judge module U is Programmable Logic Controller.The value of n is made as 192h in summer, the value of n is made as 192h in the winter time, and the value of n is made as 168h at spring and autumn.T
1Value be made as 1.5 ℃ in summer, T
1Value be made as 2 ℃ in winter in spring and autumn.T
2Value be made as all the time 2 ℃.
The self-adaptive switch control method of refrigerator compartment of the present invention is not limited to the various embodiments described above, and for example: the evaporimeter S3 of temperature-changing chamber S is blown into the blower fan of temperature-changing chamber S for the cold with refrigerating chamber R, the control valve S2 of temperature-changing chamber S is fan switch.All employings are equal to replaces the technical scheme that forms, and all drops on the protection domain of requirement of the present invention.
Claims (8)
1. the self-adaptive switch control method of a refrigerator compartment, described refrigerator contain storing state judge module, the temperature sensor of measuring described compartment temperature and the refrigeration module of controlling described chamber refrigerating operaton and closing, and it is characterized in that, comprise the following steps:
After the first step, refrigerator energising, described indoor real time temperature change Delta T of described temperature sensor measurement;
Second step, described refrigeration module enter the refrigerating operaton state, and described storing state judge module begins to record t running time of described chamber;
As t≤n, and Δ T＞T
1The time, described refrigeration module is kept the refrigerating operaton state, and described storing state judge module restarts to record t running time;
Work as t=n, and Δ T≤T
1The time, described refrigeration module enters the refrigeration closed condition;
Wherein n is the Preset Time value that obtains according to test data of experiment, T
1To be used for judging described indoor the first default temperature approach that does not contain article according to what test data of experiment obtained;
After the 3rd step, described refrigeration module are closed, as Δ T≤T
2The time, described refrigeration module is kept the refrigeration closed condition, as Δ T＞T
2The time, repeat second step;
T wherein
2To be used for judging described indoor the second default temperature approach that contains article according to what test data of experiment obtained.
2. the self-adaptive switch control method of refrigerator compartment according to claim 1, it is characterized in that: the span of described n is 120h to 240h.
3. the self-adaptive switch control method of refrigerator compartment according to claim 2, it is characterized in that: described n value is got 144h, 168h or 192h.
4. the self-adaptive switch control method of refrigerator compartment according to claim 1, is characterized in that: described T
1Span be 1.5 ℃ to 3.5 ℃.
5. the self-adaptive switch control method of refrigerator compartment according to claim 4, is characterized in that: described T
1Value is got 2 ℃, 2.5 ℃ or 3 ℃.
6. the self-adaptive switch control method of refrigerator compartment according to claim 1, is characterized in that: described T
2Span be 1 ℃ to 3 ℃.
7. the self-adaptive switch control method of refrigerator compartment according to claim 6, is characterized in that: described T
2Value is got 1.5 ℃, 2 ℃ or 2.5 ℃.
One of according to claim 1 to 7 described refrigerator compartment the self-adaptive switch control method, it is characterized in that: described storing state judge module is Programmable Logic Controller, reconfigurable n, T
1Or T
2Value.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105222516A (en) * | 2015-10-29 | 2016-01-06 | 青岛海尔股份有限公司 | Refrigerator and control method thereof |
| CN105241173A (en) * | 2015-11-03 | 2016-01-13 | Tcl智能科技（合肥）有限公司 | Self-adaptive regulation method and device for temperature of compartment of refrigerator as well as refrigerator |
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| CN105222516A (en) * | 2015-10-29 | 2016-01-06 | 青岛海尔股份有限公司 | Refrigerator and control method thereof |
| CN105241173A (en) * | 2015-11-03 | 2016-01-13 | Tcl智能科技（合肥）有限公司 | Self-adaptive regulation method and device for temperature of compartment of refrigerator as well as refrigerator |
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| CN103175376B (en) | 2015-08-12 |
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