CN103175377B - Self-adaption on-off control system of refrigerator compartments - Google Patents
Self-adaption on-off control system of refrigerator compartments Download PDFInfo
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- CN103175377B CN103175377B CN201310108462.0A CN201310108462A CN103175377B CN 103175377 B CN103175377 B CN 103175377B CN 201310108462 A CN201310108462 A CN 201310108462A CN 103175377 B CN103175377 B CN 103175377B
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- 238000005057 refrigeration Methods 0.000 claims description 61
- 238000013459 approach Methods 0.000 claims description 28
- 238000012360 testing method Methods 0.000 claims description 15
- 230000008014 freezing Effects 0.000 claims description 5
- 238000007710 freezing Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
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Abstract
The invention belongs to the technical field of refrigerators, and relates to a self-adaption on-off control system of refrigerator compartments. The self-adaption on-off control system of the refrigerator compartments comprises temperature sensors and refrigerating modules, wherein one temperature sensor is arranged in each refrigerator compartment and used for measuring the real-time temperature change in the refrigerator compartment, and the refrigerating modules are used for controlling refrigerating of the refrigerator compartments to be in an operation state or in a shut-off state. The self-adaption on-off control system of the refrigerator compartments further comprises a storage state judging module, wherein a signal output end of each temperature sensor is connected with a signal input end of the storage state judging module, and a signal input end of each refrigerating module is connected with a signal output end of the storage state judging module. Through the self-adaption on-off control system of the refrigerator compartments, storage conditions of objects inside the refrigerator compartments can be judged automatically; and according to the storage conditions of the objects, the 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 device of refrigerator refrigeration system, belong to refrigerator technical field.
Background technology
Refrigerator is one of household electrical appliance the most common in family, and people can preserve food at a lower temperature by refrigerator in daily life, make food not easily corrupt.Along with the continuous progress of science and technology, increasing consumer proposes the new demand of a lot of energy-conserving and environment-protective to domestic refrigerator, and the energy consumption how effectively reducing refrigerator is 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 being optimized design to evaporimeter, some refrigerators regulate refrigeration intensity to reduce energy consumption by the environment temperature of automatically monitoring around refrigerator intelligently, some refrigerators realize automatically " using electricity in off-peak hours ", refrigeration system is opened when electricity price is low at night automatically, carry out freezing and cold-storage, during to electricity price height in morning, mini-fan is driven by battery, the cold of regenerator is blowed to the food in refrigerator, thus fully use paddy electricity at a low price, avoid expensive peak electricity.
Chinese patent literature CN 101551188(application number is: disclose a kind of refrigerator 200810088611.0) and this refrigerator of control method has the switch linked with the action of the door of refrigerator; Detect the temperature sensor of the actual temperature in refrigerator; Indicator lamp; Be provided with design temperature, and the controller of the illuminating state of indicator lamp is controlled according to the signal from switch and temperature sensor, when the door of refrigerator is opened, when actual temperature is increased to more than design temperature, controller changes the illuminating state of indicator lamp and controls.Thus, user can be made to grasp actual temperature change situation in refrigerator, and urge user to close door of refrigerator in time, reach the object reducing energy consumption.This control method only can supervise user to close the door in time, automatically cannot carry out Energy Saving Control.
Chinese patent literature CN 102620519(application number is: the precision regulating method disclosing the temperature of a kind of frequency conversion refrigerator refrigerating chamber and refrigerating chamber 201210108045.1).First refrigerator temperature detection resolution is improved, then different regulative modes is adopted according to different temperature ranges, in temperature close to adopting meticulous regulative mode during target temperature, with lower frequency running compressor, make temperature be unlikely to overshoot, thus realize accurate temperature regulable control.Chinese patent literature CN202485326(application number is: disclose a kind of intelligent refrigerator energy-saving controller 201220107553.3), comprises a MCU control module and is connected to temperature sensing 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 the alarm in MCU control module.Carry out accurately controlling to be used more and more in the refrigerator product of a new generation with the scheme reducing power consumption to refrigerator refrigeration system and other refrigerator inside electricity consumption modules above, but the development of this technology runs into bottleneck, the power consumption of refrigerator further cannot be reduced.
Summary of the invention
The technical problem to be solved in the present invention is, propose a kind of can object storing situation in automatic decision refrigerator compartment, according to object storing situation automatically close without the need to room between carrying out freezing, automatically start need to carry out to freeze between the self-adaptive switch control system of refrigerator compartment of room.
The present invention is the technical scheme solving the problems of the technologies described above proposition
A kind of self-adaptive switch control system of refrigerator compartment, comprise be located at described between indoor for measure described between indoor real time temperature change temperature sensor and for control described between the refrigeration module of room refrigerating operaton and closedown, it is characterized in that, also comprise storing state judge module; The signal output part of described temperature sensor is connected with the signal input part of storing state judge module, and the signal input part of described refrigeration module is connected with the signal output part of storing state judge module;
When the refrigeration module of room enters refrigeration operational state between described, the running time of room between described in described storing state judge module record; When described storing state judge module judges to be less than or equal to preset time value running time and real time temperature change is greater than the first default temperature approach, described refrigeration module maintains refrigeration operational state, and described storing state judge module restarts to record running time; When described storing state judge module judges to equal preset time value running time and real time temperature change is less than or equal to the first default temperature approach, described refrigeration module enters refrigeration closed condition;
When the refrigeration module of room is in refrigeration closed condition between described, when described storing state judge module judges that real time temperature change is less than or equal to the second default temperature approach, described refrigeration module maintains closed condition of freezing; When described storing state judge module judges that real time temperature change is greater than the second default temperature approach, described refrigeration module enters refrigeration operational state.
Different setting values can be selected according to room between different to make storing state judge module, thus each indoor article situation is judged more accurate, a kind of preferred technical scheme is: above-mentioned room has 2 at least, the quantity of described storing state judge module with described between the quantity of room identical, the signal output part of the temperature sensor of each room is connected with the signal input part of corresponding storing state judge module, and the signal input part of the refrigeration module of each room is connected with the signal output part of corresponding storing state judge module.
In order to reduce the quantity of storing state judge module, effectively control manufacturing cost, a kind of preferred technical scheme is: above-mentioned room has 2 at least, described storing state judge module has 1, the signal output part of the temperature sensor of each room is all connected with each signal input part of described storing state judge module, and the signal input part of the refrigeration module of each room is connected with each signal output part of described storing state judge module respectively.
In order to make the refrigerant system configurations of refrigerator more succinct, a kind of preferred technical scheme is: the output of above-mentioned refrigeration module is connected with control valve, and described control valve is located between freezer compressor and evaporator of refrigerator.
More accurate in order to make article situation indoor between storing state judge module pair judge, promote the versatility of this control system, a kind of preferred technical scheme is: above-mentioned storing state judge module is Programmable Logic Controller, reconfigurable n, T
1or T
2value.Residing for refrigerator, environment is different, refrigerator kind different, the equal reason of the refrigerating methods of refrigerator can cause indoor article between storing state judge module pair to store situation to judge to produce error, preset value in the program of storing state judge module can adjust in real time, be conducive between guarantee indoor without just closedown during article, have during article and start immediately, to ensure the storage quality of article in refrigerator.
In order to during for dissimilar refrigerator, it is more accurate that article situation indoor between storing state judge module pair judges, a kind of preferred technical scheme is: above-mentioned preset time value is the experimentally time value that obtains of test data, described first temperature approach be experimentally test data obtain for judge described between the indoor temperature approach containing article, described second temperature approach be experimentally test data obtain for judge described between the indoor temperature approach containing article.
In order to the indoor accuracy containing article between ensureing to judge, a kind of preferred technical scheme is: above-mentioned preset time value is the experimentally time value that obtains of test data, and the span of described preset time value is 120h to 240h.
In order to ensure the indoor accuracy containing article between judgement, a kind of preferred technical scheme is: above-mentioned first temperature approach be experimentally test data obtain for judge described between the indoor temperature approach containing article, the span of described first temperature approach is 1.5 DEG C to 3.5 DEG C.
In order to ensure the indoor accuracy containing article between judgement, a kind of preferred technical scheme is: above-mentioned second temperature approach be experimentally test data obtain for judge described between the indoor temperature approach containing article, the span of described second temperature approach is 1 DEG C to 3 DEG C.
The good effect that the present invention has: indoor with or without article between the self-adaptive switch control system of refrigerator compartment of the present invention can judge intelligently, closes automatically without the need to room between carrying out freezing, and starts room between needing to carry out to freeze.This system, ensuring while room between article has enough refrigerating capacitys, makes do not have room energy consumption between stored article greatly to reduce.This system is run automatically when refrigerator runs, without the need to artificially judge, Artificial Control, intelligence degree is high, economic environmental protection, can improve the energy saving of refrigerator largely.
Accompanying drawing explanation
Be described further below in conjunction with the self-adaptive switch control system of accompanying drawing to refrigerator compartment of the present invention.
Fig. 1 is the principle schematic of control system of the present invention.
Fig. 2 is the structural representation of the control system of the embodiment of the present invention 1.
Fig. 3 is the structural representation of the control system of the embodiment of the present invention 2.
Detailed description of the invention
Embodiment 1
The self-adaptive switch control system of the refrigerator compartment of the present embodiment, as shown in Figure 2, is applied to three open-door refrigerator, and three open-door refrigerator comprises refrigerating chamber R, temperature-changing chamber S and refrigerating chamber F.This control system comprises to be located in refrigerating chamber R for measuring the temperature sensor R1 of the variations in temperature in refrigerating chamber R and the refrigeration module for controlling refrigerating chamber R refrigerating operaton and closedown, is also 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.This control system also comprises to be located in temperature-changing chamber S for measuring the temperature sensor S1 of the variations in temperature in temperature-changing chamber S and the refrigeration module for controlling temperature-changing chamber S refrigerating operaton and closedown, is also 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.This control system also comprises to be located in refrigerating chamber F for measuring the temperature sensor F1 of the variations in temperature in refrigerating chamber F and the refrigeration module for controlling refrigerating chamber F refrigerating operaton and closedown, is also 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 control system also comprises one for judging the storing state judge module U of article situation in 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 refrigerating chamber R, temperature-changing chamber S are connected with the signal output part of storing state judge module U with the signal input part of the refrigeration module of refrigerating chamber F.
The self-adaptive switch control system of the refrigerator compartment of the present embodiment, is judged the article situation in temperature-changing chamber S by storing state judge module U, as shown in Figure 1, comprises the following steps:
After the energising of the first step, refrigerator, 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 refrigeration operational state, and storing state judge module U starts t running time recording temperature-changing chamber S; T≤n when running, and real time temperature change Delta T > T
1time, the refrigeration module of temperature-changing chamber S maintains refrigeration operational state, storing state judge module U restarts record t running time; T=n when running, and real time temperature change Delta T≤T
1time, the refrigeration module of temperature-changing chamber S enters refrigeration closed condition.
Wherein n is the experimentally preset time value that obtains of test data, T
1be experimentally test data obtain for judging in temperature-changing chamber S containing the first temperature approach preset during article.
After the refrigeration module closedown of the 3rd step, temperature-changing chamber S, as real time temperature change Delta T≤T
2time, the refrigeration module of temperature-changing chamber S maintains refrigeration closed condition, as real time temperature change Delta T > T
2time, repeat second step.
Wherein T
2be experimentally test data obtain for judge in temperature-changing chamber S containing article time preset the second temperature approach.
Storing state judge module U is identical with the above-mentioned method judged the article situation in temperature-changing chamber S to refrigerating chamber R and the method that the article situation in refrigerating chamber F judges.
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, and experimentally test data calculates, and n value is set to 168h, T
1value is set to 2 DEG C, T
2value is set to 2 DEG C.
Embodiment 2
The self-adaptive switch control system of the refrigerator compartment of the present embodiment, as shown in Figure 3, be applied to deep freezer under refrigeration, under upper refrigeration, deep freezer comprises refrigerating chamber R and refrigerating chamber F.This control system comprises to be located in refrigerating chamber R for measuring the temperature sensor R1 of the variations in temperature in refrigerating chamber R and the refrigeration module for controlling refrigerating chamber R refrigerating operaton and closedown, is also 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.This control system also comprises to be located in refrigerating chamber F for measuring the temperature sensor F1 of the variations in temperature in refrigerating chamber F and the refrigeration module for controlling refrigerating chamber F refrigerating operaton and closedown, is also 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, this control system also comprises one for judging that the first storing state judge module U1 and of article situation in refrigerating chamber R for judging the second storing state judge module U2 of article situation in refrigerating chamber F.The signal output part of temperature sensor R1 is connected with the signal input part of the first storing state judge module U1, and the signal input part of the refrigeration module of refrigerating chamber R 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 system of the refrigerator compartment of the present embodiment, by the first storing state judge module U1, the article situation in refrigerating chamber R is judged, judged the article situation in refrigerating chamber F by the second storing state judge module U2, the concrete steps of the method are identical with embodiment 1.
On this, under refrigeration, the total capacity of deep freezer is 205L, and the capacity of refrigerating chamber R is 80L, and the capacity of refrigerating chamber F is 125L.Experimentally test data calculates, and the n value of the first storing state judge module U1 is set to 192h, T
1value is set to 3 DEG C, T
2value is set to 2.5 DEG C.Experimentally test data calculates, and the n value of the second storing state judge module U2 is set to 144h, T
1value is set to 2.5 DEG C, T
2value is set to 1.5 DEG C.
Embodiment 3
The self-adaptive switch control system 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, and described storing state judge module U is Programmable Logic Controller.The value of n is set to 192h in summer, and the value of n is set to 192h in the winter time, and the value of n is set to 168h at spring and autumn.T
1value be set to 1.5 DEG C in summer, T
1value be set to 2 DEG C in winter in spring and autumn.T
2value be set to 2 DEG C all the time.
The self-adaptive switch control system of refrigerator compartment of the present invention is not limited to the various embodiments described above, such as: the evaporimeter S3 of temperature-changing chamber S also can be the blower fan for the cold of refrigerating chamber R being blown into temperature-changing chamber S, then the control valve S2 of temperature-changing chamber S is fan switch.All employings are equal to the technical scheme of replacing and being formed, and all drop on the protection domain of application claims.
Claims (9)
1. the self-adaptive switch control system of a refrigerator compartment, comprise be located at described between indoor for measure described between indoor real time temperature change temperature sensor and for control described between the refrigeration module of room refrigerating operaton and closedown, it is characterized in that, also comprise storing state judge module; The signal output part of described temperature sensor is connected with the signal input part of storing state judge module, and the signal input part of described refrigeration module is connected with the signal output part of storing state judge module;
When the refrigeration module of room enters refrigeration operational state between described, the running time of room between described in described storing state judge module record; When described storing state judge module judges to be less than or equal to preset time value running time and real time temperature change is greater than the first default temperature approach, described refrigeration module maintains refrigeration operational state, and described storing state judge module restarts to record running time; When described storing state judge module judges to equal preset time value running time and real time temperature change is less than or equal to the first default temperature approach, described refrigeration module enters refrigeration closed condition;
When the refrigeration module of room is in refrigeration closed condition between described, when described storing state judge module judges that real time temperature change is less than or equal to the second default temperature approach, described refrigeration module maintains closed condition of freezing; When described storing state judge module judges that real time temperature change is greater than the second default temperature approach, described refrigeration module enters refrigeration operational state.
2. the self-adaptive switch control system of refrigerator compartment according to claim 1, it is characterized in that: between described, room has 2 at least, the quantity of described storing state judge module with described between the quantity of room identical, the signal output part of the temperature sensor of each room is connected with the signal input part of corresponding storing state judge module, and the signal input part of the refrigeration module of each room is connected with the signal output part of corresponding storing state judge module.
3. the self-adaptive switch control system of refrigerator compartment according to claim 1, it is characterized in that: between described, room has 2 at least, described storing state judge module has 1, the signal output part of the temperature sensor of each room is all connected with each signal input part of described storing state judge module, and the signal input part of the refrigeration module of each room is connected with each signal output part of described storing state judge module respectively.
4. according to the self-adaptive switch control system of the refrigerator compartment one of claims 1 to 3 Suo Shu, it is characterized in that: the output of described refrigeration module is connected with control valve, described control valve is located between freezer compressor and evaporator of refrigerator.
5. according to the self-adaptive switch control system of the refrigerator compartment one of claims 1 to 3 Suo Shu, it is characterized in that: described storing state judge module is Programmable Logic Controller, reconfigurable preset time value, the first temperature approach or the second temperature approach.
6. according to the self-adaptive switch control system of the refrigerator compartment one of claims 1 to 3 Suo Shu, it is characterized in that: described preset time value is the experimentally time value that obtains of test data, described first temperature approach be experimentally test data obtain for judge described between the indoor temperature approach containing article, described second temperature approach be experimentally test data obtain for judge described between the indoor temperature approach containing article.
7. the self-adaptive switch control system of refrigerator compartment according to claim 6, is characterized in that: the span of described preset time value is 120h to 240h.
8. the self-adaptive switch control system of refrigerator compartment according to claim 6, is characterized in that: the span of described first temperature approach is 1.5 DEG C to 3.5 DEG C.
9. the self-adaptive switch control system of refrigerator compartment according to claim 6, is characterized in that: the span of described second temperature approach is 1 DEG C to 3 DEG C.
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| CN201310108462.0A CN103175377B (en) | 2013-03-29 | 2013-03-29 | Self-adaption on-off control system of refrigerator compartments |
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| CN201310108462.0A CN103175377B (en) | 2013-03-29 | 2013-03-29 | Self-adaption on-off control system of refrigerator compartments |
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| CN103175377B true CN103175377B (en) | 2015-03-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104732321B (en) * | 2014-11-28 | 2017-12-29 | 青岛海尔股份有限公司 | The store method and save set of article storage system, article storage data |
| CN105115241A (en) * | 2015-09-07 | 2015-12-02 | 合肥美的电冰箱有限公司 | Refrigerator energy-saving control method and refrigerator adopting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2083928B (en) * | 1980-09-04 | 1985-01-16 | Gen Electric | Apparatus and method of controlling temperature of a evaporator refrigeration system |
| KR100577419B1 (en) * | 1999-09-13 | 2006-05-08 | 삼성전자주식회사 | Refrigerator and its control method |
| KR100461867B1 (en) * | 2001-10-22 | 2004-12-14 | 삼성전자주식회사 | Control method of multi-compartment type refrigerator |
| JP4238342B2 (en) * | 2004-02-19 | 2009-03-18 | 富士電機ホールディングス株式会社 | Vending machine cooling system |
| KR100573770B1 (en) * | 2004-04-24 | 2006-04-25 | 삼성전자주식회사 | Refrigerator and its control method |
| JP5709705B2 (en) * | 2011-09-14 | 2015-04-30 | 三菱電機株式会社 | Freezer refrigerator |
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