CN105020976A - Refrigerator control system and method and refrigerator - Google Patents
Refrigerator control system and method and refrigerator Download PDFInfo
- Publication number
- CN105020976A CN105020976A CN201510448165.XA CN201510448165A CN105020976A CN 105020976 A CN105020976 A CN 105020976A CN 201510448165 A CN201510448165 A CN 201510448165A CN 105020976 A CN105020976 A CN 105020976A
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- CN
- China
- Prior art keywords
- refrigerator
- controller
- compressor
- temperature
- control system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 20
- 238000007906 compression Methods 0.000 claims abstract description 20
- 230000006698 induction Effects 0.000 claims description 28
- 238000009434 installation Methods 0.000 claims description 28
- 238000009833 condensation Methods 0.000 claims description 7
- 238000005265 energy consumption Methods 0.000 abstract description 10
- 238000001704 evaporation Methods 0.000 abstract description 2
- 230000008020 evaporation Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001839 systemic circulation Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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
-
- 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
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
- F25D19/003—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors with respect to movable containers
-
- 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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/04—Preventing the formation of frost or condensate
Landscapes
- 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 a refrigerator control system and method. The refrigerator control system comprises a circulation loop formed by a compressor, a condenser, a throttling device and an evaporator which are connected in sequence. The compressor is a volume-variable compressor. The refrigerator control system further comprises an environment temperature sensing device and a controller. The environment temperature sensing device is arranged on the outer portion of a refrigerator and is connected with the controller. The controller is connected with the compressor. The environment temperature sensing device is used for detecting the environment temperature and sending the environment temperature to the controller. The controller is used for controlling the compressor to work with a fixed compression ratio or a variable compression ratio according to the environment temperature. According to an adopted variable-compression-ratio system, the compression ratio of a refrigerator system is adjusted at a low environment temperature, and a natural cold source is utilized to the largest extent; the low pressure side (evaporation side) of the system is fixed, and the high pressure side is intelligently adjusted according to the environment temperature, so that system energy consumption is reduced, and all-weather energy-saving operation of the refrigerator is achieved.
Description
Technical field
The present invention relates to refrigerator technical field, particularly relate to a kind of refrigerator control system, control method and refrigerator.
Background technology
Refrigerator is a kind of household electrical appliances of all weather operations, and outdoor ring temperature at every moment changes throughout the year.Current refrigerator adopts determines compression ratio system, but when outdoor environment temperature is lower, refrigerator refrigeration system refrigerating capacity is large, refrigerator load reduces simultaneously, at this moment adopt oepration at full load as continued, system can cause unnecessary energy consumption, causes refrigerator to occur that energy consumption is wasted in low ring temperature existing.And prior art adopts frequency conversion, owing to adopting capillary flow rate regulating power poor, system energy consumption is caused to lose.
Summary of the invention
Technical problem to be solved by this invention is for the deficiencies in the prior art, provides a kind of refrigerator control system, control method and refrigerator.
The technical scheme that the present invention solves the problems of the technologies described above is as follows:
A kind of refrigerator control system, comprise the closed circuit of compressor, condenser, throttling arrangement and the evaporimeter formation connected successively, it is characterized in that, described compressor is variable capacity compressor, refrigerator control system also comprises ring temperature induction installation and controller, described ring temperature induction installation is arranged at refrigerator outside and is connected with controller, and described controller is connected with compressor; Described ring temperature induction installation is used for acquisition environment temperature, and sends to controller; Described controller is used for environmentally temperature control compressor to carry out determining compression ratio work or carrying out Ratios work.
The invention has the beneficial effects as follows: Ratios system of the present invention, when low ring temperature by regulating system compression ratio, maximum using natural cooling source, system low-voltage side (evaporation side) is constant, high-pressure side is by environment temperature adjustment, reduce system energy consumption, realize the round-the-clock energy-saving run of refrigerator.
On the basis of technique scheme, the present invention can also do following improvement.
Further, prestore a temperature threshold in described controller, when the environment temperature that ring temperature induction installation detects is lower than temperature threshold, controller controls compressor converted change high side pressure, realizes Ratios work.
Further, when the environment temperature that ring temperature induction installation detects is higher than temperature threshold, controller stops the control changing compressor pressure, realizes determining compression ratio work.
Adopt the beneficial effect of above-mentioned further scheme: when environment temperature is lower, environmentally the compression ratio of temperature to system adjusts, and maximum using natural cooling source makes compressor lower power consumption, there is significant power savings advantages, realize the low energy consumption of refrigerator low discharge and run.
Further, technique scheme also comprises anti-condensation pipe, and described anti-condensation pipe is connected between condenser and throttling arrangement.
Further, described throttling arrangement adopts electric expansion valve.
Adopt the beneficial effect of above-mentioned further scheme: in refrigerator control system, adopt electric expansion valve to carry out Flow-rate adjustment, substantially increase the Flow-rate adjustment ability of system.
Further, described ring temperature induction installation adopts temperature sensor.
A kind of refrigerator, comprises the refrigerator control system according to any one of technique scheme.
A kind of controlling method for refrigerator, comprises the steps:
Step S1, utilizes ring temperature induction installation to detect the environment temperature of refrigerator outside, and sends to controller;
Step S2, controller environmentally temperature control compressor carries out determining compression ratio work or carrying out Ratios work.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described step S2 is implemented as: prestore a temperature threshold in the controller, and when the environment temperature that ring temperature induction installation detects is lower than temperature threshold, controller controls compressor converted change high side pressure, realizes Ratios work.
Further, when the environment temperature that ring temperature induction installation detects is higher than temperature threshold, controller stops the control changing compressor pressure, realizes determining compression ratio work.
Accompanying drawing explanation
Fig. 1 is that the embodiment of one aspect of the present invention provides a kind of refrigerator control system schematic diagram;
Fig. 2 is that the present invention provides a kind of controlling method for refrigerator schematic diagram on the other hand;
Fig. 3 is the power consumption situation schematic diagram of refrigerator control system of the present invention when different temperatures.
In accompanying drawing, the list of parts representated by each label is as follows:
1, compressor, 2, condenser, 3, anti-condensation pipe, 4, throttling arrangement, 5, evaporimeter, 6, ring temperature induction installation, 7, controller.
Detailed description of the invention
Be described principle of the present invention and feature below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit scope of the present invention.
As shown in Figure 1, the embodiment of one aspect of the present invention provides a kind of refrigerator control system, comprise the closed circuit of compressor 1, condenser 2, throttling arrangement 4 and evaporimeter 5 formation connected successively, it is characterized in that, described compressor 1 is variable capacity compressor, refrigerator control system also comprises ring temperature induction installation 6 and controller 7, and described ring temperature induction installation 6 is arranged at refrigerator outside and is connected with controller 7, and described controller 7 is connected with compressor 1; Described ring temperature induction installation 6 for acquisition environment temperature, and sends to controller 7; Described controller 7 controls compressor 1 for environmentally temperature to carry out determining compression ratio work or carrying out Ratios work.The operational mode of the present invention's environmentally temperature control system voluntarily, for determine compression ratio or Ratios, intelligently to improve greatly.
Particularly, a temperature threshold is prestored in described controller 7, when the environment temperature that ring temperature induction installation 6 detects is lower than temperature threshold, controller 7 controls compressor 1 and changes high side pressure, realize Ratios work, when the environment temperature that ring temperature induction installation 6 detects is higher than temperature threshold, controller 7 stops the control to compressor 7 pressure change, realizes determining compression ratio work.When environment temperature is lower, environmentally the compression ratio of temperature to system adjusts, maximum using natural cooling source, makes compressor can export the condensing pressure meeting current environment demand.
Technique scheme also comprises anti-condensation pipe 3, and described anti-condensation pipe 3 is connected between condenser 2 and throttling arrangement 4.
Described throttling arrangement 4 adopts electric expansion valve.In refrigerator control system, adopt electric expansion valve to carry out Flow-rate adjustment, substantially increase the Flow-rate adjustment ability of system.
Described ring temperature induction installation 6 adopts temperature sensor.
The embodiment of the present invention additionally provides a kind of refrigerator, and it comprises the refrigerator control system described in above-described embodiment.
The present invention provides a kind of controlling method for refrigerator on the other hand, comprises the steps:
Step S1, utilizes ring temperature induction installation to detect the environment temperature of refrigerator outside, and sends to controller;
Step S2, controller environmentally temperature control compressor carries out determining compression ratio work or carrying out Ratios work.
Particularly, described step S2 is implemented as: prestore a temperature threshold in the controller, when the environment temperature that ring temperature induction installation detects is lower than temperature threshold, controller controls compressor converted change high side pressure, realize Ratios work, when the environment temperature that ring temperature induction installation detects is higher than temperature threshold, controller stops the control changing compressor pressure, realizes determining compression ratio work.
As shown in Figure 3, when outdoor environment temperature is higher, as 38 DEG C, systemic circulation pattern is 1a-2-3a-4a, now compressor power consumption is 2-3a, when system is in lower ring temperature 16, by environment temperature sensor adjustment compressor high side pressure, now systemic circulation is 1b-2-3b-4b, now compressor power consumption is 2-3b, system energy consumption reduces, when outdoor environment temperature continues to reduce as 0 DEG C, now systematic cyclic graph 1c-2-3c-4c, energy consumption is 2-3c, energy consumption significantly reduces. lower power consumption, there is significant power savings advantages, realize the low energy consumption of refrigerator low discharge to run.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a refrigerator control system, comprise the closed circuit that the compressor (1), condenser (2), throttling arrangement (4) and the evaporimeter (5) that connect successively are formed, it is characterized in that, described compressor (1) is variable capacity compressor, refrigerator control system also comprises ring temperature induction installation (6) and controller (7), described ring temperature induction installation (6) is arranged at refrigerator outside and is connected with controller (7), and described controller (7) is connected with compressor (1);
Described ring temperature induction installation (6) for acquisition environment temperature, and sends to controller (7);
Described controller (7) controls compressor (1) for environmentally temperature to carry out determining compression ratio work or carrying out Ratios work.
2. a kind of refrigerator control system according to claim 1, it is characterized in that, a temperature threshold is prestored in described controller (7), when the environment temperature that ring temperature induction installation (6) detects is lower than temperature threshold, controller (7) controls compressor (1) and changes high side pressure, realizes Ratios work.
3. a kind of refrigerator control system according to claim 2, it is characterized in that, when the environment temperature that ring temperature induction installation (6) detects is higher than temperature threshold, controller (7) stops the control to compressor (7) pressure change, realizes determining compression ratio work.
4. a kind of refrigerator control system according to claim 1, it is characterized in that, also comprise anti-condensation pipe (3), described anti-condensation pipe (3) is connected between condenser (2) and throttling arrangement (4).
5. a kind of refrigerator control system according to claim 1, is characterized in that, described throttling arrangement (4) adopts electric expansion valve.
6. a kind of refrigerator control system according to claim 1, is characterized in that, described ring temperature induction installation (6) adopts temperature sensor.
7. a refrigerator, is characterized in that, comprises the refrigerator control system according to any one of claim 1-6.
8. a controlling method for refrigerator, is characterized in that, comprises the steps:
Step S1, utilizes ring temperature induction installation to detect the environment temperature of refrigerator outside, and sends to controller;
Step S2, controller environmentally temperature control compressor carries out determining compression ratio work or carrying out Ratios work.
9. a kind of controlling method for refrigerator according to claim 8, it is characterized in that, described step S2 is implemented as: prestore a temperature threshold in the controller, when the environment temperature that ring temperature induction installation detects is lower than temperature threshold, controller controls compressor converted change high side pressure, realizes Ratios work.
10. a kind of controlling method for refrigerator according to claim 9, is characterized in that, when the environment temperature that ring temperature induction installation detects is higher than temperature threshold, controller stops the control changing compressor pressure, realizes determining compression ratio work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510448165.XA CN105020976A (en) | 2015-07-24 | 2015-07-24 | Refrigerator control system and method and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510448165.XA CN105020976A (en) | 2015-07-24 | 2015-07-24 | Refrigerator control system and method and refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105020976A true CN105020976A (en) | 2015-11-04 |
Family
ID=54411136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510448165.XA Pending CN105020976A (en) | 2015-07-24 | 2015-07-24 | Refrigerator control system and method and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105020976A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168168A (en) * | 2017-12-29 | 2018-06-15 | 青岛海尔股份有限公司 | Refrigerator |
| CN110285637A (en) * | 2019-06-26 | 2019-09-27 | 长虹美菱股份有限公司 | A kind of adaptive dewing-proof method of refrigerator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1888723A (en) * | 2005-06-28 | 2007-01-03 | 乐金电子(天津)电器有限公司 | Air conditioner |
| CN102410693A (en) * | 2011-12-08 | 2012-04-11 | 合肥美的荣事达电冰箱有限公司 | Refrigerating system of refrigerator, refrigerator provided with same and control method of refrigerator |
| CN203810644U (en) * | 2013-12-31 | 2014-09-03 | 珠海铨高机电设备有限公司 | Variable compression ratio precise air conditioner for machine room |
| KR20150031078A (en) * | 2013-09-13 | 2015-03-23 | 엘지전자 주식회사 | Refrigerator |
| CN104634063A (en) * | 2015-03-12 | 2015-05-20 | 合肥美的电冰箱有限公司 | Control method of refrigerator, control device of refrigerator and refrigerator |
-
2015
- 2015-07-24 CN CN201510448165.XA patent/CN105020976A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1888723A (en) * | 2005-06-28 | 2007-01-03 | 乐金电子(天津)电器有限公司 | Air conditioner |
| CN102410693A (en) * | 2011-12-08 | 2012-04-11 | 合肥美的荣事达电冰箱有限公司 | Refrigerating system of refrigerator, refrigerator provided with same and control method of refrigerator |
| KR20150031078A (en) * | 2013-09-13 | 2015-03-23 | 엘지전자 주식회사 | Refrigerator |
| CN203810644U (en) * | 2013-12-31 | 2014-09-03 | 珠海铨高机电设备有限公司 | Variable compression ratio precise air conditioner for machine room |
| CN104634063A (en) * | 2015-03-12 | 2015-05-20 | 合肥美的电冰箱有限公司 | Control method of refrigerator, control device of refrigerator and refrigerator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168168A (en) * | 2017-12-29 | 2018-06-15 | 青岛海尔股份有限公司 | Refrigerator |
| CN108168168B (en) * | 2017-12-29 | 2021-07-23 | 海尔智家股份有限公司 | Refrigerator with a door |
| CN110285637A (en) * | 2019-06-26 | 2019-09-27 | 长虹美菱股份有限公司 | A kind of adaptive dewing-proof method of refrigerator |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151104 |