CN104329904B - Refrigerator room temperature control method - Google Patents
Refrigerator room temperature control method Download PDFInfo
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- CN104329904B CN104329904B CN201410353443.9A CN201410353443A CN104329904B CN 104329904 B CN104329904 B CN 104329904B CN 201410353443 A CN201410353443 A CN 201410353443A CN 104329904 B CN104329904 B CN 104329904B
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- Prior art keywords
- temperature
- threshold value
- operation ratio
- low
- room
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Classifications
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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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
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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
Abstract
The invention discloses a refrigerator room temperature control method. The refrigerator room temperature control method is used for controlling the temperature of a room according to the operating rate of a compressor and the room temperature. Compared with the prior art, the refrigerator room temperature control method can be used for accurately controlling the room temperature, and the deviation cannot occur even if the season changes.
Description
Technical field
The present invention relates to a kind of refrigerator compartment temperature-controlled process.
Background technology
At present, refrigerator has become as the indispensable electric equipment products of family and enters huge numbers of families.Along with improving constantly of people's living standard, user is more and more higher to refrigerator temperature-controlled precision, energy-conservation and Consumer's Experience requirement.Traditional mechanical thermostat uses knob to control the temperature of refrigerator compartment, and knob is provided with gear, and different gears correspond to different temperature ranges.But, this kind of control mode is relatively rough, in the range of temperature is only controlled at some, can not realize accurate temperature controlling.Further, this kind of control mode also can not remind when user heightens, turns down refrigerator compartment temperature.When seasonal variations, user needs oneself to judge whether to need to regulate the temperature in refrigerator compartment.Traditional electronic temperature control unit judges the running status of refrigerator compartment by the temperature measuring refrigerator compartment, and decides whether to regulate the temperature of refrigerator compartment.But, there is bigger error at the change of season in this kind of control method.
In view of the above problems, it is necessary to provide a kind of new refrigerator compartment temperature-controlled process, to solve the problems referred to above.
Summary of the invention
For the deficiencies in the prior art, present invention solves the technical problem that and be to provide a kind of new refrigerator compartment temperature-controlled process, described refrigerator compartment temperature-controlled process can accurately control the temperature in refrigerator compartment.
For solving above-mentioned technical problem, the technical scheme is that and be achieved in that:
A kind of refrigerator compartment temperature-controlled process, it is characterised in that: described refrigerator compartment temperature-controlled process comprises the steps: to extract high operation ratio threshold value set in advance, low operation ratio threshold value, high temperature threshold value and low temperature threshold;Detection compressor operating rate and compartment temperature;Judge whether operation ratio is less than low operation ratio threshold value, when operation ratio is less than low operation ratio threshold value, if compartment temperature is more than high temperature threshold value, between then, room is in the condition of high temperature, now remind user to turn down compartment temperature, if compartment temperature is less than high temperature threshold value, then between room be in normal condition;Judge that operation ratio is whether between low operation ratio threshold value and high operation ratio threshold value, when operation ratio is between high operation ratio threshold value and low operation ratio threshold value, if compartment temperature is more than high temperature threshold value, between then, room is in the condition of high temperature, now reminds user to turn down compartment temperature, when compartment temperature is between high temperature threshold value and low temperature threshold, between then, room is in normal condition, when compartment temperature is less than low temperature threshold, then refrigerator is in low temperature state, user is now reminded to heighten compartment temperature;Judge operation ratio whether more than high operation ratio threshold value, when compartment temperature is more than low temperature threshold, then between room be in normal condition, when compartment temperature is less than low temperature threshold, then between room be in low temperature state, now remind user to heighten compartment temperature.
Further, described high temperature threshold value is between 6 degrees Celsius and 8 degrees Celsius.
Further, described high temperature threshold value preferably 7 degrees Celsius.
Further, described low temperature threshold is between subzero 1 degree Celsius and 1 degree Celsius.
Further, described low temperature threshold preferably 0 degree Celsius.
The invention has the beneficial effects as follows: compared to prior art, refrigerator compartment temperature-controlled process of the present invention can accurately control the temperature of refrigerator compartment, does not also have deviation during seasonal variations.
Accompanying drawing explanation
Fig. 1 is the module diagram of attemperating unit.
Fig. 2 is refrigerator compartment temperature-controlled process flow chart.
Detailed description of the invention
In order to make the object, technical solutions and advantages of the present invention clearer, describe the present invention with specific embodiment below in conjunction with the accompanying drawings.
Refer to shown in Fig. 1, running status that attemperating unit 100 of the present invention can determine whether out refrigerator compartment the temperature controlling in refrigerator compartment.Described attemperating unit 100 includes the operation ratio detection module 10 detecting freezer compressor operation ratio, the temperature detecting module 20 of detection compartment temperature, the adjustment module 30 of regulation refrigerator compartment temperature, the display module 40 of display refrigerator compartment Current Temperatures, user is reminded to regulate the prompting module 50 of temperature in refrigerator compartment and control described operation ratio detection module 10, temperature detecting module 20, adjustment module 30, the control module 60 of display module 40 and prompting module 50, described control module 60 can judge the running status of refrigerator compartment according to the value that described operation ratio detection module 10 and temperature detecting module 20 detect.The running status of refrigerator compartment includes the condition of high temperature, low temperature state and normal condition.When the temperature drift of a room, a room is in the condition of high temperature;When the temperature of a room is on the low side, a room is in low temperature state;When the temperature of a room was in normal range, a room is in normal condition.
Referring to shown in Fig. 1, described operation ratio detection module 10 is in order to detect the operation ratio of freezer compressor, and the value detected is passed to described control module 60.Described temperature detecting module 20 is in order to detect a room Current Temperatures, and the value detected is passed to described control module 60.In the present embodiment, described temperature detecting module 20 is temperature sensor.Described adjustment module 30 is in order to regulate the temperature value set by a room.After refrigerator is stable, an indoor temperature is up to the temperature value set by described adjustment module 30, so that an indoor temperature meets the demand of user.In the present embodiment, described adjustment module 30 is traditional mechanical knob adjusting means, but in other embodiments, described adjustment module 30 can also be the module being automatically adjusted temperature under the control of described control module 60.Described display module 40 is display screen, temperature indoor between being used for showing currently.In the present embodiment, described display module 40 is used for showing the temperature value that a room is current, but in other embodiments, described display module 40 can also show the temperature value set by described adjustment module 30 simultaneously.Described prompting module 50 is used for reminding user the need of the temperature of room between regulation.Described prompting module 50 includes display lamp 51 and voice device 52, and described display lamp 51 is LED.When a room is in the condition of high temperature, described display lamp 51 reddens, and the most described voice device 52 reminds user to turn down the temperature of a room by described adjustment module 30;When a room is low temperature state, described display lamp 51 turns green, and the most described voice device 52 reminds user to heighten the temperature of a room by described adjustment module 30;When a room is normal condition, described display lamp 51 does not works.Described control module 60 is single-chip microcomputer, it is used for controlling described operation ratio detection module 10, temperature detecting module 20, adjustment module 30, display module 40 and prompting module 50, and the value detected according to described operation ratio detection module 10 and temperature detecting module 20 judges the running status of a room and controls compartment temperature.
Referring to shown in Fig. 2, refrigerator compartment temperature-controlled process includes:
S1: extract high operation ratio threshold value, low operation ratio threshold value, high temperature threshold value and the low temperature threshold being set in advance in control module 60.Described high operation ratio threshold value, low operation ratio threshold value, high temperature threshold value and low temperature threshold can be set in advance in described control module 60 by producer, can also be the numerical value of user oneself setting.Described high temperature threshold value between 6 degrees Celsius and 8 degrees Celsius, preferably 7 degrees Celsius;Described low temperature threshold between subzero 1 degree Celsius and 1 degree Celsius, preferably 0 degree Celsius.
S2: the current operation ratio of detection freezer compressor and the temperature of a room.
S3: judge that whether operation ratio is less than low operation ratio threshold value.When operation ratio is less than low operation ratio threshold value, if compartment temperature is more than high temperature threshold value, then refrigerator is in hot operation state, and described prompting module 50 will remind user to turn down the temperature of a room by adjustment module 30.If compartment temperature is less than high temperature threshold value, then refrigerator is in normal operating condition, and described prompting module 50 is reminded during between user, room is in normal condition.
S4: judge that operation ratio is whether between low operation ratio threshold value and high operation ratio threshold value.When operation ratio is between high operation ratio threshold value and low operation ratio threshold value, if compartment temperature is more than high temperature threshold value, then refrigerator is in hot operation state, and described prompting module 50 will remind user to turn down the temperature of a room by adjustment module 30.When compartment temperature is between high temperature threshold value and low temperature threshold, then between room be in normal operating condition, described prompting module 50 will remind room between user to be in normal condition.When compartment temperature is less than low temperature threshold, then refrigerator is in low temperature state, and described prompting module 50 will remind user to heighten the temperature of a room by described adjustment module 30.
S5: judge that whether operation ratio is more than high operation ratio threshold value.When operation ratio is more than high operation ratio threshold value, when compartment temperature is more than low temperature threshold, then between room be in normal operating condition, described prompting module 50 will remind room between user to be in normal condition.When compartment temperature less than low temperature threshold time, then between room be in cold operation state, described prompting module 50 will remind user to heighten the temperature of a room by described adjustment module 30.
Compared to prior art, attemperating unit 100 of the present invention judges the running status of a room by operation ratio and two parameters of compartment temperature, and remind user how to regulate compartment temperature so that the temperature of a room meets the demand of user, it is achieved thereby that a room running status accurately judge the accurate control with compartment temperature, it is to avoid existing attemperating unit only judges a room running status by compartment temperature it is possible that the situation of deviation.
Of particular note, for the person of ordinary skill of the art, the equivalence change for the present invention made under the teachings of the present invention, must be included in the scope that scope of the present invention patent is advocated.
Claims (5)
1. a refrigerator compartment temperature-controlled process, it is characterised in that: described refrigerator compartment temperature-controlled process comprises the steps:
Extract high operation ratio threshold value set in advance, low operation ratio threshold value, high temperature threshold value and low temperature threshold;
Detection compressor operating rate and compartment temperature;
Judge whether operation ratio is less than low operation ratio threshold value, when operation ratio is less than low operation ratio threshold value, if compartment temperature is more than high temperature threshold value, between then, room is in the condition of high temperature, now remind user to turn down compartment temperature, if compartment temperature is less than high temperature threshold value, then between room be in normal condition;
Judge that operation ratio is whether between low operation ratio threshold value and high operation ratio threshold value, when operation ratio is between high operation ratio threshold value and low operation ratio threshold value, if compartment temperature is more than high temperature threshold value, between then, room is in the condition of high temperature, now reminds user to turn down compartment temperature, when compartment temperature is between high temperature threshold value and low temperature threshold, between then, room is in normal condition, when compartment temperature is less than low temperature threshold, then refrigerator is in low temperature state, user is now reminded to heighten compartment temperature;
Judge operation ratio whether more than high operation ratio threshold value, when compartment temperature is more than low temperature threshold, then between room be in normal condition, when compartment temperature is less than low temperature threshold, then between room be in low temperature state, now remind user to heighten compartment temperature.
2. refrigerator compartment temperature-controlled process as claimed in claim 1, it is characterised in that: described high temperature threshold value is between 6 degrees Celsius and 8 degrees Celsius.
3. refrigerator compartment temperature-controlled process as claimed in claim 2, it is characterised in that: described high temperature threshold value preferably 7 degrees Celsius.
4. refrigerator compartment temperature-controlled process as claimed in claim 1, it is characterised in that: described low temperature threshold is between subzero 1 degree Celsius and 1 degree Celsius.
5. refrigerator compartment temperature-controlled process as claimed in claim 4, it is characterised in that: described low temperature threshold preferably 0 degree Celsius.
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CN104329904B true CN104329904B (en) | 2017-01-11 |
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CN106679328A (en) * | 2017-02-22 | 2017-05-17 | 合肥舒实工贸有限公司 | Temperature controller for refrigerator |
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US5524447A (en) * | 1993-08-09 | 1996-06-11 | Samsung Electronics Co., Ltd. | Temperature control method of refrigerator |
CN1304023A (en) * | 2000-01-12 | 2001-07-18 | 海尔集团公司 | Contral method of variable frequency refrigerator |
CN1134634C (en) * | 1998-06-24 | 2004-01-14 | 丹福斯有限公司 | Method for controlling temperature of refrigeration, unit and temperature control arrangement for refrigeration unit |
CN1690632A (en) * | 2004-04-24 | 2005-11-02 | 三星电子株式会社 | Refrigerator and controlling method thereof |
CN1273790C (en) * | 2004-07-30 | 2006-09-06 | 海信集团有限公司 | Method for fuzzy control of frequency conversion refrigerator |
CN101611274A (en) * | 2007-02-26 | 2009-12-23 | 星崎电机株式会社 | The control method of refrigeration storage and compressor thereof |
CN102997610A (en) * | 2012-12-31 | 2013-03-27 | 合肥美的荣事达电冰箱有限公司 | Refrigeration plant control method |
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2014
- 2014-07-24 CN CN201410353443.9A patent/CN104329904B/en active Active
Patent Citations (8)
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US5524447A (en) * | 1993-08-09 | 1996-06-11 | Samsung Electronics Co., Ltd. | Temperature control method of refrigerator |
US5483805A (en) * | 1993-12-16 | 1996-01-16 | Nissan Motor Co., Ltd. | Control apparatus for an air conditioning system for an electric vehicle |
CN1134634C (en) * | 1998-06-24 | 2004-01-14 | 丹福斯有限公司 | Method for controlling temperature of refrigeration, unit and temperature control arrangement for refrigeration unit |
CN1304023A (en) * | 2000-01-12 | 2001-07-18 | 海尔集团公司 | Contral method of variable frequency refrigerator |
CN1690632A (en) * | 2004-04-24 | 2005-11-02 | 三星电子株式会社 | Refrigerator and controlling method thereof |
CN1273790C (en) * | 2004-07-30 | 2006-09-06 | 海信集团有限公司 | Method for fuzzy control of frequency conversion refrigerator |
CN101611274A (en) * | 2007-02-26 | 2009-12-23 | 星崎电机株式会社 | The control method of refrigeration storage and compressor thereof |
CN102997610A (en) * | 2012-12-31 | 2013-03-27 | 合肥美的荣事达电冰箱有限公司 | Refrigeration plant control method |
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