CN104329904A - Refrigerator room temperature control method - Google Patents
Refrigerator room temperature control method Download PDFInfo
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- CN104329904A CN104329904A CN201410353443.9A CN201410353443A CN104329904A CN 104329904 A CN104329904 A CN 104329904A CN 201410353443 A CN201410353443 A CN 201410353443A CN 104329904 A CN104329904 A CN 104329904A
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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, the electric equipment products that refrigerator has become family's indispensability enter huge numbers of families.Along with improving constantly of people's living standard, user is also more and more higher to refrigerator temperature-controlled precision, requirement that is energy-conservation and Consumer's Experience.Traditional mechanical thermostat adopts 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 more coarse, temperature just controls, in some scopes, can not realize accurate temperature controlling.Further, when this kind of control mode also can not be heightened, turns down refrigerator compartment temperature by reminding user.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 determines the temperature the need of regulating refrigerator compartment.But there is comparatively big error at the change of season in this kind of control method.
In view of the above problems, be necessary to provide a kind of new refrigerator compartment temperature-controlled process, to solve the problem.
Summary of the invention
For the deficiencies in the prior art, the technical problem that the present invention solves is to provide a kind of new refrigerator compartment temperature-controlled process, and described refrigerator compartment temperature-controlled process accurately can control the temperature in refrigerator compartment.
For solving the problems of the technologies described above, technical scheme of the present invention is achieved in that
A kind of refrigerator compartment temperature-controlled process, is characterized in that: described refrigerator compartment temperature-controlled process comprises the steps: to extract the high operation ratio threshold value preset, low operation ratio threshold value, high temperature threshold value and low temperature threshold; Detect 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 greater than high temperature threshold value, then, room is in the condition of high temperature, now turn down compartment temperature, if compartment temperature is less than high temperature threshold value, then between, room is in normal condition; Judge operation ratio 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 greater than high temperature threshold value, then, room is in the condition of high temperature, now turns down compartment temperature, when compartment temperature is between high temperature threshold value and low temperature threshold, then, room is in normal condition, when compartment temperature is less than low temperature threshold, then refrigerator is in low-temperature condition, now heightens compartment temperature; Judge whether operation ratio is greater than high operation ratio threshold value, and when compartment temperature is greater than low temperature threshold, then between, room is in normal condition, and when compartment temperature is less than low temperature threshold, then between, room is in low-temperature condition, now heightens compartment temperature.
Further, refrigerator comprises adjustment module, and when refrigerator compartment is in low-temperature condition, described adjustment module controls compressor and the speed of service of compressor is reduced; When refrigerator compartment is in the condition of high temperature, described adjustment module controls compressor and the speed of service of compressor is raised.
Further, described low operation ratio threshold value between 15% and 25%, preferably 20%.
Further, described high operation ratio threshold value between 55% and 65%, preferably 60%.
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.
Further, described refrigerator compartment temperature-controlled process comprises the step of room current operating conditions between reminding user further.
Further, refrigerator comprises indicator lamp, and when a room is in the condition of high temperature, described indicator lamp reddens; When a room is in low-temperature condition, described indicator lamp turns green; When a room is in normal condition, described indicator lamp blackening.
The invention has the beneficial effects as follows: compared to prior art, refrigerator compartment temperature-controlled process of the present invention accurately can control the temperature of refrigerator compartment, also there will not be 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 clearly, describe the present invention below in conjunction with the drawings and specific embodiments.
Refer to shown in Fig. 1, attemperating unit 100 of the present invention can judge the running status of refrigerator compartment and the temperature controlled in refrigerator compartment according to compressor operating rate and compartment temperature.Described compressor operating rate refers to the real-world operation time of certain hour inner compressor and the ratio of effective operation time.Described attemperating unit 100 comprises the operation ratio detection module 10 detecting freezer compressor operation ratio, detect the temperature detecting module 20 of compartment temperature, regulate the adjustment module 30 of refrigerator compartment temperature, the display module 40 of room Current Temperatures between display refrigerator, reminding user regulates the prompting module 50 of temperature in refrigerator compartment and controls 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, the value that described control module 60 can detect according to described operation ratio detection module 10 and temperature detecting module 20 judges the running status of refrigerator compartment.The running status of refrigerator compartment comprises the condition of high temperature, low-temperature condition 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 condition; When the temperature of a room is in normal range (NR), a room is in normal condition.
Refer to shown in Fig. 1, the value detected in order to detect the operation ratio of freezer compressor, and is passed to described control module 60 by described operation ratio detection module 10.The value detected in order to room Current Temperatures between detection, and is passed to described control module 60 by described temperature detecting module 20.In the present embodiment, described temperature detecting module 20 is temperature sensor.Described adjustment module 30 is in order to the temperature value between adjustment set by room.After refrigerator is stable, the temperature value that an indoor temperature will reach set by described adjustment module 30, meets the demand of user with temperature indoor between making.In the present embodiment, described adjustment module 30 is traditional mechanical knob adjusting device, but in other embodiments, described adjustment module 30 can also be the module automatically regulating temperature under the control of described control module 60.Described display module 40 is display screen, is used for showing current indoor temperature.In the present embodiment, the current temperature value in room between described display module 40 is used for showing, 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 regulating.Described prompting module 50 comprises indicator lamp 51 and voice device 52, and described indicator lamp 51 is LED.When a room is in the condition of high temperature, described indicator lamp 51 reddens, and described voice device 52 reminding user turns down the temperature of a room by described adjustment module 30 simultaneously; When a room is low-temperature condition, described indicator lamp 51 turns green, and described voice device 52 reminding user heightens the temperature of a room by described adjustment module 30 simultaneously; When a room is normal condition, described indicator lamp 51 does not work, display black.In the present embodiment, to heighten or the temperature of turning down a room controls the speed of service of freezer compressor by described adjustment module 30 or realizes running time.If compressor is frequency-changeable compressor, so when heightening the temperature of a room, described adjustment module 30 will control compressor and the speed of service of compressor is reduced; When turning down the temperature of a room, described adjustment module 30 will control compressor and the speed of service of compressor is raised.If compressor is invariable frequency compressor, so when heightening the temperature of a room, described adjustment module 30 will control compressor and shorten the running time of compressor; When turning down the temperature of a room, described adjustment module 30 will control compressor and extend the running time of compressor.Described control module 60 is single-chip microcomputer, be used for controlling described operation ratio detection module 10, temperature detecting module 20, adjustment module 30, display module 40 and prompting module 50, and judge the running status of a room according to the value that described operation ratio detection module 10 and temperature detecting module 20 detect and control compartment temperature.
Refer to shown in Fig. 2, refrigerator compartment temperature-controlled process comprises:
S1: extract and be set in advance in the high operation ratio threshold value in control module 60, low operation ratio threshold value, high temperature threshold value and low temperature threshold.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; Described low operation ratio threshold value between 15% and 25%, preferably 20%; Described high operation ratio threshold value between 55% and 65%, preferably 60%.
S2: detect the current operation ratio of freezer compressor and the temperature of a room.
S3: 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 greater than high temperature threshold value, then refrigerator is in hot operation state, and described prompting module 50 will turn down the temperature of a room by reminding user by adjustment module 30.If compartment temperature is less than high temperature threshold value, then refrigerator is in normal operating condition, and between described prompting module 50 reminding user, room is in normal condition.
S4: judge operation ratio 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 greater than high temperature threshold value, then refrigerator is in hot operation state, and described prompting module 50 will turn down the temperature of a room by reminding user by adjustment module 30.When compartment temperature is between high temperature threshold value and low temperature threshold, then between, room is in normal operating condition, and described prompting module 50 will be in normal condition in room between reminding user.When compartment temperature is less than low temperature threshold, then refrigerator is in low-temperature condition, and described prompting module 50 will heighten the temperature of a room by reminding user by described adjustment module 30.
S5: judge whether operation ratio is greater than high operation ratio threshold value.When operation ratio is greater than high operation ratio threshold value, when compartment temperature is greater than low temperature threshold, then between, room is in normal operating condition, and described prompting module 50 will be in normal condition in room between reminding user.When compartment temperature is less than low temperature threshold, then between, room is in cold operation state, and described prompting module 50 will heighten the temperature of a room by reminding user 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 compartment temperature two parameters, and how reminding user regulates compartment temperature with the demand making the temperature of a room meet user, thus achieve the accurate judgement of a room running status and the accurate control of compartment temperature, avoid existing attemperating unit and only judge that the situation of deviation may appear in a room running status by compartment temperature.
Of particular note, for the person of ordinary skill of the art, done for equivalence change of the present invention under the teachings of the present invention, must be included in the scope that the present patent application the scope of the claims advocates.
Claims (10)
1. a refrigerator compartment temperature-controlled process, is characterized in that: described refrigerator compartment temperature-controlled process comprises the steps:
Extract the high operation ratio threshold value, low operation ratio threshold value, high temperature threshold value and the low temperature threshold that preset;
Detect 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 greater than high temperature threshold value, then, room is in the condition of high temperature, now turn down compartment temperature, if compartment temperature is less than high temperature threshold value, then between, room is in normal condition;
Judge operation ratio 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 greater than high temperature threshold value, then, room is in the condition of high temperature, now turns down compartment temperature, when compartment temperature is between high temperature threshold value and low temperature threshold, then, room is in normal condition, when compartment temperature is less than low temperature threshold, then refrigerator is in low-temperature condition, now heightens compartment temperature;
Judge whether operation ratio is greater than high operation ratio threshold value, and when compartment temperature is greater than low temperature threshold, then between, room is in normal condition, and when compartment temperature is less than low temperature threshold, then between, room is in low-temperature condition, now heightens compartment temperature.
2. refrigerator compartment temperature-controlled process as claimed in claim 1, is characterized in that: refrigerator comprises adjustment module, and when refrigerator compartment is in low-temperature condition, described adjustment module controls compressor and the speed of service of compressor is reduced; When refrigerator compartment is in the condition of high temperature, described adjustment module controls compressor and the speed of service of compressor is raised.
3. refrigerator compartment temperature-controlled process as claimed in claim 1, is characterized in that: described low operation ratio threshold value between 15% and 25%, preferably 20%.
4. refrigerator compartment temperature-controlled process as claimed in claim 1, is characterized in that: described high operation ratio threshold value between 55% and 65%, preferably 60%.
5. refrigerator compartment temperature-controlled process as claimed in claim 1, is characterized in that: described high temperature threshold value is between 6 degrees Celsius and 8 degrees Celsius.
6. refrigerator compartment temperature-controlled process as claimed in claim 5, is characterized in that: described high temperature threshold value preferably 7 degrees Celsius.
7. refrigerator compartment temperature-controlled process as claimed in claim 1, is characterized in that: described low temperature threshold is between subzero 1 degree Celsius and 1 degree Celsius.
8. refrigerator compartment temperature-controlled process as claimed in claim 7, is characterized in that: described low temperature threshold preferably 0 degree Celsius.
9. refrigerator compartment temperature-controlled process as claimed in claim 1, is characterized in that: described refrigerator compartment temperature-controlled process comprises the step of room current operating conditions between reminding user further.
10. refrigerator compartment temperature-controlled process as claimed in claim 9, it is characterized in that: refrigerator comprises indicator lamp, when a room is in the condition of high temperature, described indicator lamp reddens; When a room is in low-temperature condition, described indicator lamp turns green; When a room is in normal condition, described indicator lamp blackening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410353443.9A CN104329904B (en) | 2014-07-24 | 2014-07-24 | Refrigerator room temperature control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410353443.9A CN104329904B (en) | 2014-07-24 | 2014-07-24 | Refrigerator room temperature control method |
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| CN104329904A true CN104329904A (en) | 2015-02-04 |
| CN104329904B CN104329904B (en) | 2017-01-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US5483805A (en) * | 1993-12-16 | 1996-01-16 | Nissan Motor Co., Ltd. | Control apparatus for an air conditioning system for an electric vehicle |
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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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| CN104329904B (en) | 2017-01-11 |
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