CN201159563Y - Wind and solar energy mutual-complementing DC refrigerator - Google Patents
Wind and solar energy mutual-complementing DC refrigerator Download PDFInfo
- Publication number
- CN201159563Y CN201159563Y CNU2007201877196U CN200720187719U CN201159563Y CN 201159563 Y CN201159563 Y CN 201159563Y CN U2007201877196 U CNU2007201877196 U CN U2007201877196U CN 200720187719 U CN200720187719 U CN 200720187719U CN 201159563 Y CN201159563 Y CN 201159563Y
- Authority
- CN
- China
- Prior art keywords
- wind
- direct current
- compressor
- power generation
- generation unit
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Landscapes
- Wind Motors (AREA)
Abstract
The utility model discloses a wind-light complementary DC refrigerator, comprising a refrigeration device, a solar power generation unit and a wind power generation unit; the refrigeration device comprises a DC compressor (1); the output end of the solar power generation unit and the output end of the wind power generation unit are connected in parallel and then electrically connected with the input end of a power storage device (11); the output end of the power storage device (11) is electrically connected with the input end of the DC compressor (1). With such structure and settings, the wind-light complementary DC refrigerator effectively makes use of the complementary between solar energy and wind energy so as to effectively increase the ability of the refrigerator in withstanding long-term wind-free or rainy weather and enhance the stability of refrigerator electricity supply.
Description
Technical field
The utility model relates to a kind of energy-saving refrigerator, especially a kind of wind light mutual complementing direct current refrigerator.
Background technology
Solar energy and wind energy have very strong complementarity in time with on the region.When daytime, sunshine was the strongest, wind was generally very little, and after evening, the sun set, illumination was very weak, but wind energy is strengthened because face of land difference variation is big.In summer, sunlight intensity is big and wind is little, and in winter, sunlight intensity is weak and wind is big.Solar energy and wind energy complementarity in time makes wind-light complementing power generation device have splendid matching on resource, but does not have the energy-saving refrigerator of wind light mutual complementing in the market.
At Liu Qunsheng, pay in " solar energy photovoltaic direct current refrigerator devices performance study " (carrying " solar energy journal " 2007 the 2nd phases) literary composition of prosperous, Zhang Peng, Wang Ruzhu, runnability to a kind of photovoltaic DC refrigerator devices has carried out experimental study, unique power source that solar energy installs for this reason, adopt direct current compressor, be furnished with battery in the device.Though the starting torque that this device has avoided conventional refrigerator to adopt monopole asynchronous motor to exist is little, shortcomings such as the big and efficient of starting current is lower, but when long period overcast and rainy occurring, the TRT of this refrigerator can not continued power, causes refrigerating plant to work.
Chinese patent CN200320125295.2 discloses a kind of photovoltaic and has driven refrigerating plant, comprise refrigerator that direct current compressor is housed, the solar cell of dc source is provided to refrigerator, this patent also provides a kind of filling to send control device, but from disclosed content as can be seen, this device can't operate as normal when long period continuous overcast and rainy.
It is the household wind refrigerator of the energy with wind-force that Chinese patent CN90219236.1 discloses a kind of, this refrigerator has the fan autosteerer, the fan covering of the fan is remained perpendicular to wind direction, this refrigerator also is provided with cold storage chamber, it stores wind energy when wind is arranged, make low-temperature receiver when calm and continuous cooling a period of time.But this refrigerator still exists the calm time when longer, the problem that refrigerator can't operate as normal.
Chinese patent CN02264226.9 discloses a kind of no sensor frequency conversion brushless direct current compressor controller, in the strong occasion of vibration, reaches level and smooth startup and electrodeless stepless speed control, and on-off frequency is than lacking of the direct driving of high-voltage alternating and energy-conservation.This patent just discloses this brushless direct-current compressor controller, equally also this direct current compressor controller is not applied on the refrigerator.
Japan Patent JP2004080920 discloses a kind of dc brushless motor that is used for refrigerator, and from the content of this patent disclosure, this dc brushless motor can smoothly start and electrodeless stepless speed control.This patent just discloses this brshless DC motor, and does not disclose the whole system of refrigerator.
In sum, though the refrigerator that photovoltaic DC refrigerator, Wind power refrigerator etc. utilize natural energy at present occurred, but these refrigerators all do not utilize the complementarity of solar energy and wind energy, all may occur because of the rainy weather of long period or calm weather the supply of electric power deficiency, can't operate as normal situation.
The utility model content
The technical problems to be solved in the utility model provides a kind of wind light mutual complementing direct current refrigerator, and this refrigerator need not mains supply, can utilize the complementarity of solar energy and wind energy to strengthen the stability of refrigerator power supply.
For solving the problems of the technologies described above, wind light mutual complementing direct current refrigerator of the present utility model comprises refrigerating plant, refrigerating plant includes direct current compressor, the utility model also includes solar power generation unit and wind-power generation unit, be electrically connected with the input of electrical storage device after the output parallel connection of the output of solar power generation unit, wind-power generation unit, the output of electrical storage device is electrically connected with the input of direct current compressor.
As a kind of improvement of the present utility model, described wind-power generation unit comprises wind-driven generator and the unsteady flow stable-pressure device that is connected in series mutually, and the output of unsteady flow stable-pressure device is as the output of wind-power generation unit.
As further improvement of the utility model, described solar power generation unit comprises solar panel and stable-pressure device, the output of solar panel is electrically connected with the input of stable-pressure device, and the output of stable-pressure device is as the output of solar power generation unit.
As further improvement of the utility model, direct current compressor is the direct current invariable frequency compressor.
As another kind of improvement the of the present utility model, direct current compressor is a DC frequency-changeable compressor.
Adopt structure of the present utility model and setting, effectively utilized the complementarity of wind energy and solar energy, can utilize wind power generation by wind-driven generator at night with than the overcast and rainy of length, calm and have the solar time can utilize solar panel generating, do not have the solar time again and can also utilize in the battery institute's electric power storage can carry out work calm, thereby effectively improved the ability that refrigerator is resisted long-time calm or long-time rainy weather, strengthened the stability of refrigerator power supply.For the utility model increases voltage-stablizer, can make the process of charging more reliable and more stable, thereby prolong the service life of electrical storage device into electrical storage device.What traditional freezer compressor adopted is the bigger monopole asynchronous motor of starting current, adopts the direct current invariable frequency compressor, compares with the employing traditional compressor to have energy-conservation characteristics.Adopt DC frequency-changeable compressor, can when refrigerator temperature is high, improve the frequency of compressor power automatically, realize fast-refrigerating, and the operating frequency of compressor can be adjusted automatically when refrigerator is in keeping warm mode with the fluctuation of temperature, thereby the accuracy of temperature control of refrigerator is improved.DC frequency-changeable compressor can be realized the low frequency low rate start in addition, and it is littler to compare its starting current of direct current invariable frequency compressor, has further saved electric energy.The utility model can be widely used in the area of solar energy or wind energy abundance, as Scenic Spot Area etc.Certainly the utility model also is fit to not have electricity very much, power-shortage area uses.Adopt product of the present utility model, can once drop into long-term electricity consumption does not spend, in wind-force and the stronger area of solar energy, the power output of one cover TRT is the electricity consumption that the wind light mutual complementing direct current refrigerator of 300W both can satisfy itself, direct current is converted into the electricity needs that also can satisfy electrical equipment such as domestic lighting, colour TV and electric fan behind the alternating current by inverter.
Description of drawings
Fig. 1 is a structural principle schematic diagram of the present utility model.
The specific embodiment
Wind light mutual complementing direct current refrigerator of the present utility model comprises refrigerating plant, TRT and electrical storage device.TRT comprises solar power generation unit and wind-power generation unit, be electrically connected with the input of electrical storage device 11 after the output parallel connection of the output of solar power generation unit, wind-power generation unit, the output of electrical storage device 11 is electrically connected with the input of direct current compressor.Wind-power generation unit comprises wind-driven generator 8 and the unsteady flow stable-pressure device 9 that is connected in series mutually, and the output of wind-driven generator 8 is electrically connected with the input of unsteady flow stable-pressure device 9, and the output of unsteady flow stable-pressure device 9 is as the output of wind-power generation unit.Solar power generation unit comprises solar panel 7 and stable-pressure device 10, and the output of solar panel 7 is electrically connected with the input of stable-pressure device 10, and the output of stable-pressure device 10 is as the output of solar power generation unit.Wherein, solar panel 7 can constitute by containing the solar cell that various monocrystalline, polycrystalline, amorphous etc. can transfer luminous energy to electric energy; But electrical storage device 11 is made of various charging and discharging secondary batteries or storage capacitor.Described direct current compressor 1 can be the direct current invariable frequency compressor, also can be DC frequency-changeable compressor.Voltage regulation part in unsteady flow stable-pressure device 9 and the stable-pressure device 10 can adopt glow tube voltage-stablizer, silicon Zener diode regulator, tube regulator, transistor voltage regulator, silicon controlled voltage regulator, saturation core regulator and saturable reactor magnetic to amplify voltage-stablizer or the like, preferably adopt technology maturation, lower-cost diode voltage regulator.
As wind and/or the solar time is arranged, at least one generator unit of the utility model TRT is in running order, the electric energy that generator unit produces is supplied with electrical storage device after voltage stabilizing, the electric power storage of electrical storage device institute can be supplied with the direct current compressor electricity consumption, when direct current compressor was in electric energy that off working state or generator unit supply with more than direct current compressor institute consuming electric power, unnecessary electric energy was stored by electrical storage device.Do not have the solar time again when calm, utilize its accumulate to power to direct current compressor by electrical storage device.Because the utility model had both utilized solar energy, can utilize wind energy simultaneously again, therefore to compare with photovoltaic DC refrigerator and Wind power refrigerator, the power supply of refrigerator is more stable.Because the direct current compressor starting current is littler than traditional compressor starting current, so the utility model is compared with Wind power refrigerator and is also had energy-conservation effect.
Refrigerating plant comprises that direct current compressor 1, condenser 2, capillary 3, freezer evaporator 4, refrigerator evaporator 5, vapour divide device 6 etc. as shown in Figure 1.The row of the direct current compressor 1 of refrigerating plant, air entry divides device 6 to link to each other with condenser 2 and vapour respectively, condenser 2 links to each other with capillary 3, capillary 3 links to each other with freezer evaporator 4, freezer evaporator 4 links to each other with refrigerator evaporator 5, refrigerator evaporator 5 divides device 6 to link to each other with vapour, refrigeration working medium is condensed into liquid state be compressed into the HTHP gaseous working medium in direct current compressor 1 after in condenser 2, become the low-temp low-pressure damp steam through capillary 3 throttling step-downs afterwards, heat absorption is after vapour divides device 6 to be inhaled into direct current compressor 1 in freezer evaporator 4 and refrigerator evaporator 5, discharge high-pressure gaseous working medium from exhaust outlet of compressor afterwards, thereby finish a kind of refrigeration cycle.
Claims (7)
1. wind light mutual complementing direct current refrigerator, comprise refrigerating plant, refrigerating plant includes direct current compressor (1), it is characterized in that: also include solar power generation unit and wind-power generation unit, input with electrical storage device (11) after the output parallel connection of the output of solar power generation unit, wind-power generation unit is electrically connected, and the output of electrical storage device (11) is electrically connected with the input of direct current compressor (1).
2. wind light mutual complementing direct current refrigerator according to claim 1, it is characterized in that: described wind-power generation unit comprises wind-driven generator (8) and the unsteady flow stable-pressure device (9) that is connected in series mutually, and the output of unsteady flow stable-pressure device (9) is as the output of wind-power generation unit.
3. wind light mutual complementing direct current refrigerator according to claim 1 and 2, it is characterized in that: described solar power generation unit comprises solar panel (7) and stable-pressure device (10), the output of solar panel (7) is electrically connected with the input of stable-pressure device (10), and the output of stable-pressure device (10) is as the output of solar power generation unit.
4. wind light mutual complementing direct current refrigerator according to claim 1 and 2 is characterized in that: described direct current compressor is the direct current invariable frequency compressor.
5. wind light mutual complementing direct current refrigerator according to claim 1 and 2 is characterized in that: described direct current compressor is a DC frequency-changeable compressor.
6. wind light mutual complementing direct current refrigerator according to claim 3 is characterized in that: described direct current compressor is the direct current invariable frequency compressor.
7. wind light mutual complementing direct current refrigerator according to claim 3 is characterized in that: described direct current compressor is a DC frequency-changeable compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201877196U CN201159563Y (en) | 2007-12-29 | 2007-12-29 | Wind and solar energy mutual-complementing DC refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201877196U CN201159563Y (en) | 2007-12-29 | 2007-12-29 | Wind and solar energy mutual-complementing DC refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201159563Y true CN201159563Y (en) | 2008-12-03 |
Family
ID=40110146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201877196U Expired - Lifetime CN201159563Y (en) | 2007-12-29 | 2007-12-29 | Wind and solar energy mutual-complementing DC refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201159563Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072606A (en) * | 2011-02-08 | 2011-05-25 | 赵杰 | Composite energy refrigerator |
| CN102297555A (en) * | 2011-07-07 | 2011-12-28 | 合肥美的荣事达电冰箱有限公司 | Movable freezer and method for controlling power to be supplied to same |
| CN103175363A (en) * | 2013-04-03 | 2013-06-26 | 苏州高创特新能源发展有限公司 | Photovoltaic energy-supplying type refrigerator |
| CN104949455A (en) * | 2015-07-06 | 2015-09-30 | 合肥美的电冰箱有限公司 | Refrigerator as well as illumination controlling device and method for refrigerator |
-
2007
- 2007-12-29 CN CNU2007201877196U patent/CN201159563Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072606A (en) * | 2011-02-08 | 2011-05-25 | 赵杰 | Composite energy refrigerator |
| CN102297555A (en) * | 2011-07-07 | 2011-12-28 | 合肥美的荣事达电冰箱有限公司 | Movable freezer and method for controlling power to be supplied to same |
| CN103175363A (en) * | 2013-04-03 | 2013-06-26 | 苏州高创特新能源发展有限公司 | Photovoltaic energy-supplying type refrigerator |
| CN104949455A (en) * | 2015-07-06 | 2015-09-30 | 合肥美的电冰箱有限公司 | Refrigerator as well as illumination controlling device and method for refrigerator |
| CN104949455B (en) * | 2015-07-06 | 2017-12-19 | 合肥美的电冰箱有限公司 | The illumination control apparatus and method of refrigerator and refrigerator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206959110U (en) | A kind of photovoltaic and photothermal solar integration joint air source heat pump heating system | |
| CN201705575U (en) | Energy-storage type wind power generating system | |
| Xu et al. | Experimental investigation of solar photovoltaic operated ice thermal storage air-conditioning system | |
| CN201583074U (en) | Solar air-source hot pump for storing electricity and defrosting | |
| US20090301118A1 (en) | Solar-Powered Air Conditioning System Using a Mixture of Glycerin and Water to Store Energy | |
| CN102005553A (en) | Accumulator intelligent constant-temperature cabinet for maximal power point tracking wind-photovoltaic hybrid powered base station | |
| CN104676889A (en) | Solar photovoltaic heat-pump water heater without storage battery | |
| CN101441014A (en) | Solar photovoltaic energy storage refrigerator system | |
| CN107402556B (en) | Intelligent household control system based on clean energy and control method thereof | |
| CN201159563Y (en) | Wind and solar energy mutual-complementing DC refrigerator | |
| CN102287963A (en) | Energy-storing type wind-driven generation cooling and heating system | |
| CN101832611A (en) | Optically, electrically and geothermally integrated air conditioning system device | |
| CN102331054A (en) | Solar energy semiconductor air conditioning | |
| CN102997492B (en) | Solar hot water and air conditioner integrated heat utilization system | |
| CN209893578U (en) | Off-grid photovoltaic direct-drive ice storage air conditioner refrigerator system | |
| CN105402939A (en) | Solar photovoltaic heat pump | |
| CN107272438B (en) | Intelligent household control system based on renewable energy and control method thereof | |
| CN110081496A (en) | A kind of circulation model of composite air source heat pump system | |
| CN105119359A (en) | Wind energy commercial power environment-friendly air-conditioning unit | |
| CN115164297A (en) | Solar photovoltaic photoelectric heat collection integrated CO 2 Air conditioning system and working method thereof | |
| CN114739048A (en) | PVT light and heat storage type water source heat pump system and operation method | |
| CN108571827A (en) | A kind of Teat pump boiler power supply system and its control method | |
| CN209840338U (en) | Air conditioning system applying renewable energy | |
| CN207211253U (en) | A kind of mobile water system | |
| KR101819177B1 (en) | heat pump power supply apparatus with electronic function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081203 |
|
| CX01 | Expiry of patent term |