CN104913589A - Method for accurately controlling refrigerator compartment temperature dynamic compensation and refrigerator - Google Patents
Method for accurately controlling refrigerator compartment temperature dynamic compensation and refrigerator Download PDFInfo
- Publication number
- CN104913589A CN104913589A CN201510316262.3A CN201510316262A CN104913589A CN 104913589 A CN104913589 A CN 104913589A CN 201510316262 A CN201510316262 A CN 201510316262A CN 104913589 A CN104913589 A CN 104913589A
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- CN
- China
- Prior art keywords
- temperature
- refrigerator
- refrigerator compartment
- compartment
- value
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Links
Classifications
-
- 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
-
- 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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
-
- 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
-
- 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
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/12—Sensors measuring the inside temperature
- F25D2700/121—Sensors measuring the inside temperature of particular compartments
-
- 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
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/14—Sensors measuring the temperature outside the refrigerator or freezer
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention relates to the technical field of refrigeration equipment, in particular to a method for accurately controlling refrigerator compartment temperature dynamic compensation and a refrigerator. The method for accurately controlling refrigerator compartment temperature dynamic compensation comprises the following steps: the temperature of refrigerator compartment is detected through a refrigerator compartment temperature sensor, the temperature of external temperature is detected through an environment temperature sensor, a temperature compensation valve is obtained through an environment temperature value and a set temperature of the refrigerator compartment, actual temperature of the refrigerator compartment is obtained by adopting the temperature of the refrigerator compartment reducing the temperature compensation value, and a compressor is controlled to run by comparing the actual temperature and the set temperature according to a compared result of the actual temperature and the set temperature. The invention further provides the refrigerator which is suitable for the method for accurately controlling refrigerator compartment temperature dynamic compensation simultaneously. The method for accurately controlling refrigerator compartment temperature dynamic compensation and the refrigerator can achieve to accurately control the temperature in the refrigerator by compensating the detected temperature of the refrigerator compartment.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, particularly relate to accurate temperature controlling method and the refrigerator of the compensation of a kind of refrigerator compartment temperature dynamic.
Background technology
At present in refrigerator industry, the temperature control method of especially automatically controlled frequency conversion refrigerator detects compartment temperature by the temperature sensor (being generally contained on refrigerator inwall) in each room, then and corresponding between the set temperature of room compare, the rotating speed of compressor is regulated by software, thus reach the object of temperature control, but because actual refrigerator heat-insulation layer can not reach absolute insulation, by the impact of extraneous ring temperature, temperature and the room actual temperature of the temperature sensor detection of refrigerator compartment have certain deviation, and then do not reach the object of accurate temperature controlling.
According to testing standard requirement, the variations in temperature of refrigerator compartment need be limited in a certain limit of room design temperature just calculates pass the test, and qualified refrigerator temperature change curve as shown in Figure 2.But actual refrigerator compartment temperature sensor is owing to being subject to the impact of extraneous ring temperature, especially when epipodium temperature, the compartment temperature that sensor detects is higher than actual compartment temperature, compressor can increase refrigeration, cause the excursion of compartment temperature to exceed setting range, underproof temperature variation curve as shown in Figure 3.
For the problems referred to above, a kind of accurate temperature controlling method that we need refrigerator compartment temperature dynamic can carrying out accurately controlling to the temperature of refrigerator compartment to compensate and refrigerator.
Summary of the invention
One object of the present invention is the accurate temperature controlling method proposing the compensation of a kind of refrigerator compartment temperature dynamic, accurately can control the temperature of refrigerator compartment.
Another object of the present invention is to propose a kind of refrigerator, this refrigerator can realize accurately controlling the temperature in refrigerator compartment.
For reaching this object, the present invention by the following technical solutions:
The accurate temperature controlling method that refrigerator compartment temperature dynamic compensates, it comprises the following steps:
Steps A: the temperature being detected refrigerator compartment by compartment temperature sensor, detects the temperature of external environment by environment temperature sensor;
Step B: environmentally the design temperature of temperature value and refrigerator compartment draws temperature compensation value;
Step C: the refrigerator compartment temperature recorded is deducted the actual temperature that temperature compensation value draws refrigerator compartment, compares actual temperature and design temperature, and the operation controlling compressor according to both comparative results.
As a kind of preferred version of the accuracy control method that above-mentioned refrigerator compartment temperature dynamic compensates, temperature compensation value T is obtained by following formula in stepb:
T＝λ*[(T
e-T
R)/10]
Wherein, T
efor the temperature of external environment; T
rfor the design temperature of refrigerator compartment.
As a kind of preferred version of the accuracy control method that above-mentioned refrigerator compartment temperature dynamic compensates, the value of λ is determined by the model of refrigerator.
As a kind of preferred version of the accuracy control method that above-mentioned refrigerator compartment temperature dynamic compensates, the value of described λ is 0.5.
As a kind of preferred version of the accuracy control method that above-mentioned refrigerator compartment temperature dynamic compensates, to [(T
e-T
r)/10] calculated value carry out rounding process.
As a kind of preferred version of the accuracy control method that above-mentioned refrigerator compartment temperature dynamic compensates, also comprise in step and judge that whether environment temperature is higher than design temperature, if environment temperature carries out step B higher than design temperature, otherwise refrigerator runs by normal program.
A kind of refrigerator, it is applicable to the accuracy control method that refrigerator compartment temperature dynamic as previously discussed compensates, it comprises the compartment temperature sensor for detecting an indoor temperature, ring temperature sensor, central controller and the compressor for testing environment temperature, described central controller draws temperature compensation value according to compartment temperature setting value and environment temperature, and controls the operation of compressor according to compartment temperature detected value, temperature compensation value and design temperature.
As a kind of preferred version of above-mentioned refrigerator, described central controller comprises computing unit, described computing unit is used for calculating temperature compensation value according to the setting value of compartment temperature and environment temperature, and according to the detected temperatures of a room and temperature compensation value through calculating the actual temperature of refrigerator compartment.
As a kind of preferred version of above-mentioned refrigerator, described central controller also comprises comparing unit, and this comparing unit is for comparing the environment temperature and design temperature that detect.
As a kind of preferred version of above-mentioned refrigerator, described central controller also comprises control unit, and described control unit is connected with compressor with computing unit, comparing unit, the operation of the output control compressor that described control unit draws according to computing unit and comparing unit.
Beneficial effect of the present invention is: the application, by carrying out temperature-compensating to the temperature of the refrigerator compartment detected, can realize accurately controlling the temperature in refrigerator.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the accurate temperature controlling method of the refrigerator compartment temperature dynamic compensation that the specific embodiment of the invention provides;
Fig. 2 is that the refrigerator temperature that the specific embodiment of the invention provides changes qualified curve map;
Fig. 3 is that the refrigerator temperature that the specific embodiment of the invention provides changes defective curve map;
Fig. 4 is the structural representation of the refrigerator temperature control apparatus that the specific embodiment of the invention provides;
Fig. 5 is the structural representation of the central controller that the specific embodiment of the invention provides.
Wherein:
1: compartment temperature sensor; 2: ring temperature sensor; 3: central controller; 4: compressor;
31: computing unit; 32: comparing unit; 33: control unit.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
As shown in Figure 1, in present embodiment, provide a kind of accurate temperature controlling method that refrigerator compartment temperature dynamic compensates in the application, it comprises the following steps:
Steps A: the temperature being detected refrigerator compartment by compartment temperature sensor, detects the temperature of external environment by environment temperature sensor;
Step B: environmentally the design temperature of temperature value and refrigerator compartment draws temperature compensation value;
Step C: the refrigerator compartment temperature recorded is deducted the actual temperature that temperature compensation value draws refrigerator compartment, compares actual temperature and design temperature, and the operation controlling compressor according to both comparative results.
Concrete, temperature compensation value T is obtained by following formula in stepb:
T＝λ*[(T
e-T
R)/10]
Wherein, T
efor the temperature of external environment; T
rfor the design temperature of refrigerator compartment.
Further, actual temperature T in refrigerator compartment can be drawn according to temperature compensation value T
r'=T
r-λ * [(T
e-T
r)/10], wherein, T
r' be the actual temperature of refrigerator compartment, T
rfor the refrigerator compartment temperature recorded.
The foundation of above-mentioned formula is that, due to the impact of refrigerator heat-insulating property, the temperature detected by temperature sensor can be higher than the actual temperature in refrigerator compartment.To detect that offset that refrigerator temperature deducts temperature is the actual temperature in refrigerator compartment.
The computing formula of said temperature offset is by many experiments and the empirical equation that repeatedly calculates.
The value of λ can be determined by the model of refrigerator.Value as the λ for different refrigerator can by repeatedly calculating.In the present embodiment, the value of λ is preferably 0.5.
In Practical Calculation process, to [(T
e-T
r)/10] calculated value carry out rounding process, then temperature compensation value T is the multiple of 0.5 or 0.5.
Preferred further, also comprise in step and judge that whether environment temperature is higher than design temperature, if environment temperature carries out step B higher than design temperature, otherwise refrigerator runs by normal program.Refrigerator runs temperature value in the refrigerator that refers to and detect and does not carry out temperature-compensating by normal program.
With reference to Fig. 4, Fig. 5, in the present embodiment, additionally provide a kind of refrigerator, this refrigerator comprises the compartment temperature sensor 1 for detecting an indoor temperature, ring temperature sensor 2, central controller 3 and the compressor 4 for testing environment temperature, central controller 3 draws temperature compensation value according to compartment temperature setting value and environment temperature, and controls the operation of compressor according to compartment temperature detected value, temperature compensation value and design temperature.
Concrete, central controller 3 draws the actual temperature in refrigerator compartment according to the compartment temperature recorded and temperature compensation value, then controls the operation of compressor 4 according to the design temperature of the actual temperature in refrigerator compartment and refrigerator.
Concrete, central controller 3 comprises computing unit 31, this computing unit 31 for calculating temperature compensation value according to the setting value of compartment temperature and environment temperature, and according to the detected temperatures of a room and temperature compensation value through calculating the actual temperature of refrigerator compartment.
Central controller 3 also comprises comparing unit 32, and this comparing unit 32 is for comparing the environment temperature and design temperature that detect.
Central controller 3 also comprises control unit 33, and control unit 33 is connected with compressor 4 with computing unit 31, comparing unit 32, the operation of the output control compressor 4 that control unit 33 draws according to computing unit 31 and comparing unit 32.
Concrete, computing unit 31 calculates the actual temperature in refrigerator compartment and passes to control unit 33.Comparing unit 32 compares the environment temperature detected and design temperature, if comparative result is that environment temperature is higher than design temperature, so carry out temperature-compensating to the compartment temperature detected, the compartment temperature namely detected deducts the actual temperature that namely temperature compensation value is a room.
In order to the further temperature to refrigerator compartment controls accurately, thickening process can be carried out to the heat-insulation layer of refrigerator.By carrying out thickening process to the heat-insulation layer of refrigerator, the impact of external environment on refrigerator compartment temperature can be reduced.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (10)
1. an accurate temperature controlling method for refrigerator compartment temperature dynamic compensation, is characterized in that, comprise the following steps:
Steps A: the temperature being detected refrigerator compartment by compartment temperature sensor, detects the temperature of external environment by environment temperature sensor;
Step B: environmentally the design temperature of temperature value and refrigerator compartment draws temperature compensation value;
Step C: the refrigerator compartment temperature recorded is deducted the actual temperature that temperature compensation value draws refrigerator compartment, compares actual temperature and design temperature, and the operation controlling compressor according to both comparative results.
2. the accuracy control method of refrigerator compartment temperature dynamic compensation according to claim 1, it is characterized in that, temperature compensation value T is obtained by following formula in stepb:
T＝λ*[(T
e-T
R)/10]
Wherein, T
efor the temperature of external environment; T
rfor the design temperature of refrigerator compartment.
3. the accurate control mode of refrigerator compartment temperature dynamic compensation according to claim 2, it is characterized in that, the value of λ is determined by the model of refrigerator.
4. the accurate control mode of refrigerator compartment temperature dynamic compensation according to claim 3, it is characterized in that, the value of described λ is 0.5.
5. the accurate control mode of refrigerator compartment temperature dynamic compensation according to claim 2, is characterized in that, to [(T
e-T
r)/10] calculated value carry out rounding process.
6. the accuracy control method of refrigerator compartment temperature dynamic compensation according to claim 1, it is characterized in that, also comprise in step and judge that whether environment temperature is higher than design temperature, if environment temperature carries out step B higher than design temperature, otherwise refrigerator runs by normal program.
7. a refrigerator, it is applicable to the accuracy control method that the refrigerator compartment temperature dynamic as described in above claim 1-6 any one compensates, it is characterized in that, comprise the compartment temperature sensor (1) for detecting an indoor temperature, ring temperature sensor (2), central controller (3) and compressor (4) for testing environment temperature, described central controller (3) draws temperature compensation value according to compartment temperature setting value and environment temperature, and controls the operation of compressor (4) according to compartment temperature detected value, temperature compensation value and design temperature.
8. refrigerator according to claim 7, it is characterized in that, described central controller (3) comprises computing unit (31), described computing unit (31) for calculating temperature compensation value according to the setting value of compartment temperature and environment temperature, and according to the detected temperatures of a room and temperature compensation value through calculating the actual temperature of refrigerator compartment.
9. refrigerator according to claim 8, is characterized in that, described central controller (3) also comprises comparing unit (32), and this comparing unit (32) is for comparing the environment temperature and design temperature that detect.
10. refrigerator according to claim 9, it is characterized in that, described central controller (3) also comprises control unit (33), described control unit (33) is connected with compressor (4) with computing unit (31), comparing unit (32), the operation of the output control compressor (4) that described control unit (33) draws according to computing unit (31) and comparing unit (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510316262.3A CN104913589B (en) | 2015-06-09 | 2015-06-09 | A kind of the accurate temperature controlling method and refrigerator of the compensation of refrigerator compartment temperature dynamic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510316262.3A CN104913589B (en) | 2015-06-09 | 2015-06-09 | A kind of the accurate temperature controlling method and refrigerator of the compensation of refrigerator compartment temperature dynamic |
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| Publication Number | Publication Date |
|---|---|
| CN104913589A true CN104913589A (en) | 2015-09-16 |
| CN104913589B CN104913589B (en) | 2017-12-01 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297230A (en) * | 2017-07-25 | 2019-02-01 | 博西华电器（江苏）有限公司 | Refrigeration equipment working method and refrigeration equipment |
| CN109446123A (en) * | 2018-11-02 | 2019-03-08 | 珠海格力电器股份有限公司 | Compensation method, device, controller and the information and power management system of environmental parameter |
| CN112177910A (en) * | 2019-07-04 | 2021-01-05 | 多美达瑞典有限公司 | Compressor rotating speed control method of mobile refrigerator and mobile refrigerator |
| CN112617516A (en) * | 2020-12-07 | 2021-04-09 | 珠海格力电器股份有限公司 | Light assembly control method, showcase system and equipment |
| CN113631135A (en) * | 2019-04-09 | 2021-11-09 | 个人冷却技术有限责任公司 | Portable cooling system, apparatus and method |
| CN116629285A (en) * | 2023-07-24 | 2023-08-22 | 长沙智医云科技有限公司 | Management method for RFID temperature importing intelligent refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112177910A (en) * | 2019-07-04 | 2021-01-05 | 多美达瑞典有限公司 | Compressor rotating speed control method of mobile refrigerator and mobile refrigerator |
| CN112617516A (en) * | 2020-12-07 | 2021-04-09 | 珠海格力电器股份有限公司 | Light assembly control method, showcase system and equipment |
| CN112617516B (en) * | 2020-12-07 | 2022-02-11 | 珠海格力电器股份有限公司 | Light assembly control method, showcase system and equipment |
| CN116629285A (en) * | 2023-07-24 | 2023-08-22 | 长沙智医云科技有限公司 | Management method for RFID temperature importing intelligent refrigerator |
| CN116629285B (en) * | 2023-07-24 | 2023-10-13 | 长沙智医云科技有限公司 | Management method for RFID temperature importing intelligent refrigerator |
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|---|---|
| CN104913589B (en) | 2017-12-01 |
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