CN104949425A - Solar energy supply type electric refrigerating device and control method thereof - Google Patents
Solar energy supply type electric refrigerating device and control method thereof Download PDFInfo
- Publication number
- CN104949425A CN104949425A CN201410124702.0A CN201410124702A CN104949425A CN 104949425 A CN104949425 A CN 104949425A CN 201410124702 A CN201410124702 A CN 201410124702A CN 104949425 A CN104949425 A CN 104949425A
- Authority
- CN
- China
- Prior art keywords
- refrigeration
- refrigerating
- evaporator
- solar energy
- cold
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000007710 freezing Methods 0.000 claims abstract description 23
- 230000008014 freezing Effects 0.000 claims abstract description 23
- 238000005057 refrigeration Methods 0.000 claims description 112
- 230000005611 electricity Effects 0.000 claims description 38
- 239000003507 refrigerant Substances 0.000 claims description 31
- 238000009413 insulation Methods 0.000 claims description 7
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 229960005486 vaccine Drugs 0.000 description 11
- 239000007787 solid Substances 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- 238000005286 illumination Methods 0.000 description 2
- 238000013268 sustained release Methods 0.000 description 2
- 239000012730 sustained-release form Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
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
- 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
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- 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
- F25D2600/00—Control issues
- F25D2600/06—Controlling according to a predetermined profile
-
- 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
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 provides a solar energy supply type electric refrigerating device and a control method thereof. The solar energy supply type electric refrigerating device comprises a heat-preserving cabinet, a solar panel and a refrigerating circuit. The refrigerating circuit comprises a compressor, a condenser, a refrigerating evaporator and a freezing evaporator which are connected together, wherein the compressor is electrically connected with the solar panel; the heat-preserving cabinet comprises a refrigerating chamber and a freezing chamber; the refrigerating evaporator is located on the top of the refrigerating chamber, and the freezing evaporator is located on the refrigerating chamber. The solar energy supply type electric refrigerating device is characterized in that a first cool storage ice sheet and a second cool storage ice sheet are further included; the refrigerating evaporator comprises multiple rows of evaporator coiled pipes, the first cool storage ice sheet is arranged between two adjacent rows of evaporator coiled pipes, heat conduction pieces are attached to the two side faces of the first cool storage ice sheet, the heat conduction pieces are attached to the evaporator coiled pipes, and the second cool storage ice sheet is horizontally arranged and located on the lower portion of the refrigerating evaporator. Environment friendliness of the solar energy supply type electric refrigerating device is improved, and heat-preserving time is prolonged.
Description
Technical field
The present invention relates to refrigerating plant, particularly relate to a kind of solar energy for formula electricity refrigerating plant and control method thereof.
Background technology
At present, adopt solar powered refrigeration plant to be usually applied to completely outdoor without in the environment of power supply network, and refrigeration plant has refrigerating chamber and refrigerating chamber usually, generally, refrigerating chamber is for refrigerating the article such as vaccine, and refrigerating chamber is used for side by side freezing.In use, luminous energy is converted to electric energy and powers to the refrigeration system in refrigeration plant by solar energy, and refrigeration system generally includes compressor, condenser, refrigerating evaporator and refrigeration evaporator, and compressor carries out refrigeration process after powered up.Wherein, owing to needing to refrigerate vaccine in refrigerating chamber, thus need balanced temperature, thus need to increase the air circulation in blower fan quickening refrigerating chamber, meanwhile, just need to increase extra battery and power to blower fan, and after increasing battery, make solar energy lower for the environmental-protecting performance of formula electricity refrigerating plant on the one hand, battery also needs the electric energy consuming solar panels simultaneously, also shortens the temperature retention time of solar energy for formula electricity refrigerating plant.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of solar energy for formula electricity refrigerating plant and control method thereof, solve solar energy in prior art for the feature of environmental protection of formula electricity refrigerating plant and the lower defect of heat insulating ability, realize improving solar energy for the feature of environmental protection of formula electricity refrigerating plant and temperature retention time.
Technical scheme provided by the invention is, a kind of solar energy is for formula electricity refrigerating plant, comprise thermal insulation cabinet, solar panels and refrigerating circuit, described refrigerating circuit comprises the compressor connected together, condenser, refrigeration evaporator and refrigerating evaporator, described compressor is electrically connected with described solar panels, described thermal insulation cabinet comprises refrigerating chamber and refrigerating chamber, described refrigeration evaporator is positioned at the top of described refrigerating chamber, described refrigerating evaporator is positioned at described refrigerating chamber, also comprise the first cold-storage ice raft and the second cold-storage ice raft, described refrigeration evaporator comprises arranges evaporator coil more, described first cold-storage ice raft is provided with between the described evaporator coil of adjacent two row, conducting strip is posted in the two sides of described first cold-storage ice raft, described conducting strip abuts on described evaporator coil, described second cold-storage ice raft is horizontally disposed with and is positioned at described refrigeration evaporator bottom.
Further, the top of described refrigerating chamber is provided with heat-conducting plate, and described heat-conducting plate is positioned at the below of described refrigeration evaporator, and described second cold-storage ice raft is placed on described heat-conducting plate.
Further, described heat-conducting plate also offers multiple through hole.
Further, the both sides, top of described refrigerating chamber are provided with slideway, and described slideway is positioned at the below of described refrigeration evaporator, and described second cold-storage ice raft is inserted in described slideway.
Further, described compressor comprises refrigeration compressor and refrigerant condenser, described condenser comprises refrigeration condenser and freezer condenser, described refrigeration compressor, described refrigeration condenser and described refrigeration evaporator are connected to form refrigeration loop, and described refrigerant condenser, described freezer condenser and described refrigerating evaporator are connected to form freezing refrigerating circuit; Described solar energy also comprises electric-controlled plate, refrigeration relay, freezing relay and current detector for formula electricity refrigerating plant, described solar panels, described refrigeration relay, described freezing relay are connected with described electric-controlled plate respectively with described current detector, described refrigeration relay is connected with described refrigeration compressor, described freezing relay is connected with described refrigerant condenser, and the test side of described current detector is connected to the output of described refrigeration relay.
Further, described solar energy also comprises refrigerated storage temperature sensor for formula electricity refrigerating plant, and described refrigerated storage temperature sensor is connected with described electric-controlled plate, and described refrigerated storage temperature sensor is arranged in described refrigerating chamber.
The present invention also provides a kind of solar energy for the control method of formula electricity refrigerating plant, adopts above-mentioned solar energy for formula electricity refrigerating plant; Concrete control method comprises:
Step 1, current detector detect the current value of the output of refrigeration relay;
If the current value that step 2 current detector detects is greater than the setting current value that electric-controlled plate prestores, then start refrigeration compressor and refrigerant condenser simultaneously;
If the current value that step 3 current detector detects is less than the setting value that electric-controlled plate prestores, then only start refrigeration compressor.
Further, described solar energy also comprises refrigerated storage temperature sensor for formula electricity refrigerating plant, and refrigerated storage temperature sensor is connected with electric-controlled plate and is arranged in refrigerating chamber; Described step 3 also comprises:
Step 31, refrigerated storage temperature sensor detect the temperature value of refrigerating chamber;
If the setting refrigerated storage temperature value that the temperature value that step 32 refrigerated storage temperature sensor detects prestores higher than electric-controlled plate, then Keep cool, and compressor energising runs;
If the setting refrigerated storage temperature value that the temperature value that step 33 refrigerated storage temperature sensor detects prestores lower than electric-controlled plate, then stop refrigeration compressor, and start refrigerant condenser.
Further, described step 3 also comprises: step 34, refrigerant condenser energising run after, if the setting refrigerated storage temperature value that the temperature value that refrigerated storage temperature sensor detects prestores higher than electric-controlled plate, then stop refrigerant condenser, and restart refrigeration compressor.
Solar energy provided by the invention is for formula electricity refrigerating plant and control method thereof, by the top at refrigerating chamber, refrigeration evaporator is set, and accompany the first cold-storage ice raft between the evaporator coil of refrigeration evaporator, in process of refrigerastion, liquid rotating in first cold-storage ice raft is first become solid by refrigeration evaporator, outwards cold is distributed by multiple first cold-storage ice raft, can guarantee that cold can discharge uniformly, simultaneously, the the second cold-storage ice raft be positioned at below refrigeration evaporator will receive the cold of the first cold-storage ice raft release uniformly, utilize cold air sinking principle, second cold-storage ice raft is by the vaccine storage area released cold quantity eventually to refrigerating chamber bottom, due to the second cold-storage ice raft is horizontally disposed with can from the downward released cold quantity of whole plane, under the prerequisite of the temperature equalization in refrigerating chamber can be guaranteed, save and use blower fan and battery, realize improving the feature of environmental protection of solar energy for formula electricity refrigerating plant.In addition, indirectly the cold that refrigeration evaporator produces is discharged into vaccine storage area at the second cold-storage ice raft, can guarantees that the temperature in refrigerating chamber can not be too low in rational scope; Importantly, when solar panels do not produce electric energy, the first cold-storage ice raft can sustained release cold, effectively extends temperature retention time.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of solar energy of the present invention for formula electricity refrigerating plant embodiment;
Fig. 2 is the assembly drawing of solar energy of the present invention for refrigeration evaporator and the first cold-storage ice raft in formula electricity refrigerating plant embodiment;
Fig. 3 is the circuit theory diagrams of solar energy of the present invention for formula electricity refrigerating plant embodiment.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As Figure 1-Figure 2, the present embodiment solar energy is for formula electricity refrigerating plant, comprise thermal insulation cabinet 100, solar panels (not shown) and refrigerating circuit, refrigerating circuit comprises the compressor (not shown) connected together, condenser (not shown), refrigeration evaporator 201 and refrigerating evaporator (not shown), compressor is electrically connected with solar panels, thermal insulation cabinet 100 comprises refrigerating chamber 101 and refrigerating chamber 102, refrigeration evaporator 201 is positioned at the top of refrigerating chamber 101, refrigerating evaporator is positioned at refrigerating chamber 102, also comprise the first cold-storage ice raft 301 and the second cold-storage ice raft 401, refrigeration evaporator 201 comprises many row's evaporator coils 2011, the first cold-storage ice raft 301 is provided with between adjacent two row's evaporator coils 2011, conducting strip 3011 is posted in the two sides of the first cold-storage ice raft 301, conducting strip 3011 abuts on evaporator coil 2011, second cold-storage ice raft 401 is horizontally disposed with and is positioned at refrigeration evaporator 201 bottom.
Specifically, refrigeration evaporator 201 is arranged on the top of refrigerating chamber 101 for formula electricity refrigerating plant by the present embodiment solar energy, and the first cold-storage ice raft 301 is combined with the evaporator coil 2011 of refrigeration evaporator 201, in process of refrigerastion, first the liquid freezing in the first cold-storage ice raft 301 is outwards distribute cold by the first cold-storage ice raft 301 in the process of solid by refrigeration evaporator 201.And the lower horizontal of refrigeration evaporator 201 is provided with the second cold-storage ice raft 401, cold is discharged on the second cold-storage ice raft 401 by multiple first cold-storage ice raft 301 uniformly, then indirectly cold is discharged into uniformly the bottom of refrigerating chamber by the second cold-storage ice raft 401, the cryogenic energy utilization cold air sinking principle that second cold-storage ice raft 401 discharges will be freezed to cooling compartment uniformly, and the second cold-storage ice raft 401 is horizontally disposed with, the whole surface released cold quantity all downwards of the second cold-storage ice raft 401, the temperature equalization in refrigerating chamber can be guaranteed, and save use blower fan and battery.Wherein, first cold-storage ice raft 301 both sides arrange conducting strip 3011, on the one hand, when refrigeration evaporator 201 freezes, the cold that refrigeration evaporator 201 can produce by heat-conducting plate 3011 is delivered to the whole side of the first cold-storage ice raft 301 uniformly, first cold-storage ice raft 301 evenly can be caught a cold, realize transferring the liquid in the first cold-storage ice raft 301 to solid fast; On the other hand, not freeze and in process separately through the first cold-storage ice raft 301 released cold quantity at refrigeration evaporator 201, cold in the middle part of first cold-storage ice raft 301 can effectively export by heat-conducting plate 3011, thus avoid appearance first cold-storage ice raft 301 surrounding to melt and middle part is still the state of solid, more effectively extend insulation duration.The more important thing is, the the second cold-storage ice raft 401 be positioned under refrigeration evaporator 201 can effectively regulate the temperature of refrigerating chamber 101 to remain on rational temperature range, concrete, because the temperature of refrigeration evaporator 201 in process of refrigerastion is lower, if the cold that refrigeration evaporator 201 produces is directly released into the bottom of refrigerating chamber by the first cold-storage ice raft 301, easily occur the temperature of refrigerating chamber 101 too low and vaccine is damaged, and by increase by second cold-storage ice raft 401, the cold that refrigeration evaporator 201 produces indirectly can be discharged into the bottom of refrigerating chamber by the second cold-storage ice raft 401, thus guarantee that the vaccine memory block of refrigerating chamber 101 remains in rational temperature range.Wherein, the second cold-storage ice raft 401 in the present embodiment is arranged in refrigerating chamber 101 for dismountable, such as: the top of refrigerating chamber 101 is provided with heat-conducting plate 501, and heat-conducting plate 501 is positioned at the below of refrigeration evaporator 201, the second cold-storage ice raft 401 is placed on heat-conducting plate 501.Concrete, the second cold-storage ice raft 401 is placed in refrigerating chamber 101 by heat-conducting plate 501, and the cold that the second cold-storage ice raft 401 discharges effectively can be delivered to the lower space of refrigerating chamber 101 by heat-conducting plate 501; Heat-conducting plate 501 also offers multiple through hole (not shown), the cold that the second cold-storage ice raft 401 discharges directly can enter into the lower space of refrigerating chamber 101 by through hole, accelerates refrigerating efficiency.Or the both sides, top of refrigerating chamber 101 are provided with slideway (not shown), and slideway is positioned at the below of refrigeration evaporator 201, and the second cold-storage ice raft 401 is inserted in slideway.
The present embodiment solar energy is for formula electricity refrigerating plant, by the top at refrigerating chamber, refrigeration evaporator is set, and accompany the first cold-storage ice raft between the evaporator coil of refrigeration evaporator, in process of refrigerastion, liquid rotating in first cold-storage ice raft is first become solid by refrigeration evaporator, outwards cold is distributed by multiple first cold-storage ice raft, can guarantee that cold can discharge uniformly, simultaneously, the the second cold-storage ice raft be positioned at below refrigeration evaporator will receive the cold of the first cold-storage ice raft release uniformly, utilize cold air sinking principle, second cold-storage ice raft is by the vaccine storage area released cold quantity eventually to refrigerating chamber bottom, due to the second cold-storage ice raft is horizontally disposed with can from the downward released cold quantity of whole plane, under the prerequisite of the temperature equalization in refrigerating chamber can be guaranteed, save and use blower fan and battery, realize improving the feature of environmental protection of solar energy for formula electricity refrigerating plant.In addition, indirectly the cold that refrigeration evaporator produces is discharged into vaccine storage area at the second cold-storage ice raft, can guarantees that the temperature in refrigerating chamber can not be too low in rational scope; Importantly, when solar panels do not produce electric energy, the first cold-storage ice raft can sustained release cold, effectively extends temperature retention time.
Based on technique scheme, optionally, as shown in Figure 3, compressor comprises refrigeration compressor 2 and refrigerant condenser 3, condenser comprises refrigeration condenser (not shown) and freezer condenser (not shown), refrigeration compressor 2, refrigeration condenser and refrigeration evaporator are connected to form refrigeration loop, and refrigerant condenser 3, freezer condenser and refrigerating evaporator are connected to form freezing refrigerating circuit; The present embodiment solar energy also comprises electric-controlled plate 4, refrigeration relay 5, freezing relay 6 and current detector 7 for formula electricity refrigerating plant, solar panels 1, refrigeration relay 5, freezing relay 6 are connected with electric-controlled plate 4 respectively with current detector 7, refrigeration relay 5 is connected with refrigeration compressor 2, freezing relay 6 is connected with refrigerant condenser 3, and the test side of current detector 7 is connected to the output of refrigeration relay 5.
Specifically, the present embodiment solar energy overlaps independently refrigerating circuit for formula electricity refrigerating plant employing two and independently freezes, and refrigeration loop is independent freezes to refrigerating chamber, and freezing refrigerating circuit is independent freezes to refrigerating chamber.Wherein, the switch control rule of refrigeration compressor 2 and refrigerant condenser 3 is performed by electric-controlled plate 4, and electric-controlled plate 4 controls the supply of the electric energy that solar panels 1 produce.In actual use, when extraneous intensity of illumination is better, solar panels 1 can produce enough electric energy and run for refrigeration compressor 2 and refrigerant condenser 3 simultaneously, then electric-controlled plate 4 control refrigeration compressor 2 and refrigerant condenser 3 start simultaneously, and refrigeration loop and freezing refrigerating circuit are freezed simultaneously; And when extraneous intensity of illumination is more weak, solar panels 1 cannot produce enough electric energy and run for refrigeration compressor 2 and refrigerant condenser 3 simultaneously, now, current detector 7 will lower than setting value by the current value of output refrigeration relay 5 being detected, control refrigeration compressor 2 runs by electric-controlled plate 4, and stop refrigerant condenser 3, only there is refrigeration loop to freeze, to guarantee the security of the vaccine preserved in refrigerating chamber.
The present embodiment solar energy comprises for the concrete control method of formula electricity refrigerating plant:
Step 1, current detector 7 detect the current value of the output of refrigeration relay 5.Concrete, the current signal detected is fed back to electric-controlled plate 4 by current detector 7, and wherein, current detector 7 can be the equipment such as current detection circuit or current monitoring instrument.
If the current value that step 2 current detector 7 detects is greater than the setting current value that electric-controlled plate 4 prestores, then start refrigeration compressor 2 and refrigerant condenser 3 simultaneously.Concrete, the current value signals that electric-controlled plate 4 feeds back according to current detector 7, judges the power supply capacity of solar panels 1, and when current value is greater than setting value, startup refrigeration compressor 2 and refrigerant condenser 3 run simultaneously, and refrigeration loop and freezing refrigerating circuit are freezed simultaneously.
If the current value that step 3 current detector 7 detects is less than the setting value that electric-controlled plate 4 prestores, then only start refrigeration compressor 2.Concrete, electric-controlled plate 4 when judging that the power supply capacity of solar panels 1 is more weak, then only starts refrigeration compressor 2.
Independently refrigerating circuit is overlapped by adopting two, freeze to refrigerating chamber separately in refrigeration loop, freezing refrigerating circuit is freezed to refrigerating chamber separately, electric-controlled plate can control refrigeration loop according to the size of solar panels electric energy output and freezing refrigerating circuit runs, when solar panels electric energy output is lower, the electric energy that solar panels produce can be supplied refrigeration circuit and run by electric-controlled plate completely, the temperature in refrigerating chamber is made to meet the preservation requirement of vaccine, can temp. keeping time of more effective prolongation refrigerating chamber, guarantee the security of vaccine, realize improve the reliability of solar energy for formula electricity refrigerating plant.
Further, also comprise refrigerated storage temperature sensor 8, refrigerated storage temperature sensor 8 is connected with electric-controlled plate 4 and is arranged in refrigerating chamber.Concrete, refrigerated storage temperature sensor 8 can detect the temperature in refrigerating chamber, and the temperature signal detected is fed back to electric-controlled plate 4.Under low-light condition, electric-controlled plate 4 controls the energising of refrigeration compressor 2 and runs and disconnect the power supply of refrigerant condenser 3, freezes to refrigerating chamber in refrigeration loop; When refrigerated storage temperature sensor 8 detects that the temperature of refrigerating chamber is reduced to after below setting value, refrigerant condenser 3 is energized and runs and disconnect the power supply refrigerating compressor 2 by electric-controlled plate 4, thus the unnecessary electric energy supply refrigerant condenser 3 that solar panels 1 are produced runs.In freezing refrigerating circuit process of refrigerastion, if refrigerated storage temperature sensor 8 detects that the temperature of refrigerating chamber is higher than after setting value, electric-controlled plate 4 is energized and runs by again controlling to refrigerate compressor 2 and disconnect the power supply of refrigerant condenser 3.In control procedure, step 3 also comprises:
Step 31, refrigerated storage temperature sensor 8 detect the temperature value of refrigerating chamber;
If the setting refrigerated storage temperature value that the temperature value that step 32 refrigerated storage temperature sensor 8 detects prestores higher than electric-controlled plate 4, then Keep cool, and compressor 2 energising runs;
If the setting refrigerated storage temperature value that the temperature value that step 33 refrigerated storage temperature sensor 8 detects prestores lower than electric-controlled plate 4, then stop refrigeration compressor 2, and start refrigerant condenser 3.
Preferably, step 3 also comprises: step 34, refrigerant condenser 3 be energized run after, if the setting refrigerated storage temperature value that the temperature value that refrigerated storage temperature sensor 8 detects prestores higher than electric-controlled plate 4, then stop refrigerant condenser 3, and restart refrigeration compressor 2.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (9)
1. a solar energy is for formula electricity refrigerating plant, comprise thermal insulation cabinet, solar panels and refrigerating circuit, described refrigerating circuit comprises the compressor connected together, condenser, refrigeration evaporator and refrigerating evaporator, described compressor is electrically connected with described solar panels, described thermal insulation cabinet comprises refrigerating chamber and refrigerating chamber, described refrigeration evaporator is positioned at the top of described refrigerating chamber, described refrigerating evaporator is positioned at described refrigerating chamber, it is characterized in that, also comprise the first cold-storage ice raft and the second cold-storage ice raft, described refrigeration evaporator comprises arranges evaporator coil more, described first cold-storage ice raft is provided with between the described evaporator coil of adjacent two row, conducting strip is posted in the two sides of described first cold-storage ice raft, described conducting strip abuts on described evaporator coil, described second cold-storage ice raft is horizontally disposed with and is positioned at described refrigeration evaporator bottom.
2. solar energy according to claim 1 is for formula electricity refrigerating plant, and it is characterized in that, the top of described refrigerating chamber is provided with heat-conducting plate, and described heat-conducting plate is positioned at the below of described refrigeration evaporator, and described second cold-storage ice raft is placed on described heat-conducting plate.
3. solar energy according to claim 2 is for formula electricity refrigerating plant, it is characterized in that, described heat-conducting plate also offers multiple through hole.
4. solar energy according to claim 1 is for formula electricity refrigerating plant, and it is characterized in that, the both sides, top of described refrigerating chamber are provided with slideway, and described slideway is positioned at the below of described refrigeration evaporator, and described second cold-storage ice raft is inserted in described slideway.
5. supply formula electricity refrigerating plant according to the arbitrary described solar energy of claim 1-4, it is characterized in that, described compressor comprises refrigeration compressor and refrigerant condenser, described condenser comprises refrigeration condenser and freezer condenser, described refrigeration compressor, described refrigeration condenser and described refrigeration evaporator are connected to form refrigeration loop, and described refrigerant condenser, described freezer condenser and described refrigerating evaporator are connected to form freezing refrigerating circuit; Described solar energy also comprises electric-controlled plate, refrigeration relay, freezing relay and current detector for formula electricity refrigerating plant, described solar panels, described refrigeration relay, described freezing relay are connected with described electric-controlled plate respectively with described current detector, described refrigeration relay is connected with described refrigeration compressor, described freezing relay is connected with described refrigerant condenser, and the test side of described current detector is connected to the output of described refrigeration relay.
6. solar energy according to claim 5 is for formula electricity refrigerating plant, it is characterized in that, described solar energy also comprises refrigerated storage temperature sensor for formula electricity refrigerating plant, and described refrigerated storage temperature sensor is connected with described electric-controlled plate, and described refrigerated storage temperature sensor is arranged in described refrigerating chamber.
7. solar energy is for a control method for formula electricity refrigerating plant, it is characterized in that, adopts the solar energy described in the claims 5 for the electric refrigerating plant of formula; Concrete control method comprises:
Step 1, current detector detect the current value of the output of refrigeration relay;
If the current value that step 2 current detector detects is greater than the setting current value that electric-controlled plate prestores, then start refrigeration compressor and refrigerant condenser simultaneously;
If the current value that step 3 current detector detects is less than the setting value that electric-controlled plate prestores, then only start refrigeration compressor.
8. solar energy according to claim 7 is for the control method of formula electricity refrigerating plant, it is characterized in that, described solar energy also comprises refrigerated storage temperature sensor for formula electricity refrigerating plant, and refrigerated storage temperature sensor is connected with electric-controlled plate and is arranged in refrigerating chamber; Described step 3 also comprises:
Step 31, refrigerated storage temperature sensor detect the temperature value of refrigerating chamber;
If the setting refrigerated storage temperature value that the temperature value that step 32 refrigerated storage temperature sensor detects prestores higher than electric-controlled plate, then Keep cool, and compressor energising runs;
If the setting refrigerated storage temperature value that the temperature value that step 33 refrigerated storage temperature sensor detects prestores lower than electric-controlled plate, then stop refrigeration compressor, and start refrigerant condenser.
9. solar energy according to claim 8 is for the control method of formula electricity refrigerating plant, it is characterized in that, described step 3 also comprises: step 34, refrigerant condenser energising run after, if the setting refrigerated storage temperature value that the temperature value that refrigerated storage temperature sensor detects prestores higher than electric-controlled plate, then stop refrigerant condenser, and restart refrigeration compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410124702.0A CN104949425B (en) | 2014-03-31 | 2014-03-31 | Solar energy is for the electric refrigerating plant of formula and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410124702.0A CN104949425B (en) | 2014-03-31 | 2014-03-31 | Solar energy is for the electric refrigerating plant of formula and its control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104949425A true CN104949425A (en) | 2015-09-30 |
| CN104949425B CN104949425B (en) | 2017-10-20 |
Family
ID=54164287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410124702.0A Active CN104949425B (en) | 2014-03-31 | 2014-03-31 | Solar energy is for the electric refrigerating plant of formula and its control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104949425B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10153375A (en) * | 1996-11-22 | 1998-06-09 | Matsushita Refrig Co Ltd | Freezer |
| CN2709894Y (en) * | 2004-04-09 | 2005-07-13 | 河南新飞电器有限公司 | Cold-storage rack |
| CN2814277Y (en) * | 2005-05-24 | 2006-09-06 | 广东科龙电器股份有限公司 | Cold storage device for refrigerator |
| CN1869558A (en) * | 2005-05-25 | 2006-11-29 | 广东科龙电器股份有限公司 | Refrigerator |
| CN102072606A (en) * | 2011-02-08 | 2011-05-25 | 赵杰 | Composite energy refrigerator |
| CN102679606A (en) * | 2012-06-06 | 2012-09-19 | 合肥华凌股份有限公司 | Refrigerating system and refrigerator with refrigerating system |
| CN202547234U (en) * | 2012-03-06 | 2012-11-21 | 海尔集团公司 | Refrigeration cabinet |
| CN203798060U (en) * | 2014-03-31 | 2014-08-27 | 海尔集团公司 | Solar supply type electrical refrigeration device |
-
2014
- 2014-03-31 CN CN201410124702.0A patent/CN104949425B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10153375A (en) * | 1996-11-22 | 1998-06-09 | Matsushita Refrig Co Ltd | Freezer |
| CN2709894Y (en) * | 2004-04-09 | 2005-07-13 | 河南新飞电器有限公司 | Cold-storage rack |
| CN2814277Y (en) * | 2005-05-24 | 2006-09-06 | 广东科龙电器股份有限公司 | Cold storage device for refrigerator |
| CN1869558A (en) * | 2005-05-25 | 2006-11-29 | 广东科龙电器股份有限公司 | Refrigerator |
| CN102072606A (en) * | 2011-02-08 | 2011-05-25 | 赵杰 | Composite energy refrigerator |
| CN202547234U (en) * | 2012-03-06 | 2012-11-21 | 海尔集团公司 | Refrigeration cabinet |
| CN102679606A (en) * | 2012-06-06 | 2012-09-19 | 合肥华凌股份有限公司 | Refrigerating system and refrigerator with refrigerating system |
| CN203798060U (en) * | 2014-03-31 | 2014-08-27 | 海尔集团公司 | Solar supply type electrical refrigeration device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104949425B (en) | 2017-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9958193B2 (en) | Refrigerator | |
| CN105135791B (en) | Defrosting system, defrosting method and the wind cooling refrigerator of wind cooling refrigerator | |
| CN106403442A (en) | Refrigerator and defrosting method thereof | |
| CN105276896B (en) | Wind cooling refrigerator and wind cooling refrigerator refrigeration control method | |
| CN101435648A (en) | Cold storage room circulation heat utilization defrosting refrigeration system and control method thereof | |
| CN102435042A (en) | Control method of draught fan of refrigerator compartment | |
| CN107044756A (en) | The anti-freeze control method of air door and refrigerator | |
| CN102706021A (en) | Refrigeration device, refrigeration system and defrosting control method for refrigeration device | |
| CN103017479B (en) | Water dispenser and refrigerating plant thereof | |
| CN103134227B (en) | Refrigeration circulating system and single-system direct air-cooling refrigerator with same | |
| CN105135785B (en) | Wind cooling refrigerator and wind cooling refrigerator refrigeration control method | |
| CN108775624B (en) | Air Conditioning System | |
| CN203798060U (en) | Solar supply type electrical refrigeration device | |
| JP2006010181A (en) | Deicing operation method of automatic ice making machine | |
| CN204513877U (en) | Ice storage cooling device | |
| JP2005201626A (en) | Cooling device and cooling method | |
| CN204944014U (en) | A kind of refrigerator | |
| CN104949425A (en) | Solar energy supply type electric refrigerating device and control method thereof | |
| JP2011144964A (en) | Refrigerator-freezer | |
| KR20190092829A (en) | Control apparatus for sensing frost and defrosting in refrigeration cycle | |
| CN102155836A (en) | Refrigerator | |
| CN203719323U (en) | Temperature-control defrosting device for fruit ammonia refrigeration storage | |
| CN201992933U (en) | Refrigerator | |
| CN202562124U (en) | Refrigerator and refrigerating system thereof | |
| CN102564050A (en) | Method for controlling chamber fans of refrigerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Qingdao, Shandong. Co-patentee after: Qingdao Haier Bio Medical Limited by Share Ltd Patentee after: haier group corporation Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Qingdao, Shandong. Co-patentee before: Haier Medical and Laboratory Products Co., Ltd. Patentee before: haier group corporation |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190124 Address after: 266555 Haier Industrial Park, Qingdao Economic Development Zone, Shandong Province Patentee after: Qingdao Haier Bio Medical Limited by Share Ltd Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Qingdao, Shandong. Co-patentee before: Qingdao Haier Bio Medical Limited by Share Ltd Patentee before: haier group corporation |