CN102280510B - Horizontal two-dimensional solar tracking type high-concentrating photovoltaic power generation device - Google Patents
Horizontal two-dimensional solar tracking type high-concentrating photovoltaic power generation device Download PDFInfo
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- CN102280510B CN102280510B CN2011102321713A CN201110232171A CN102280510B CN 102280510 B CN102280510 B CN 102280510B CN 2011102321713 A CN2011102321713 A CN 2011102321713A CN 201110232171 A CN201110232171 A CN 201110232171A CN 102280510 B CN102280510 B CN 102280510B
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- Prior art keywords
- power generation
- type mirror
- radiating tube
- dual paraboloid
- shaped radiating
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- 238000010248 power generation Methods 0.000 title claims abstract description 35
- 238000011084 recovery Methods 0.000 claims description 21
- 239000011521 glass Substances 0.000 claims description 7
- 239000004922 lacquer Substances 0.000 claims description 7
- 239000002826 coolant Substances 0.000 claims description 5
- 230000001629 suppression Effects 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000003287 optical Effects 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
Abstract
The invention discloses a horizontal two-dimensional solar tracking type high-concentrating photovoltaic power generation device, which comprises a horizontal circular rotation support and a power generation device. The power generation device comprises a T-type heat dissipation pipe, a power generation chip and a double paraboloid type reflection mirror; the power generation chip is arranged on the T-type heat dissipation pipe and located at a light gathering position of the center or the bottom of the double paraboloid type reflection mirror. The device has a small size and strong anti-wind capability, can be suitable for desert, grasslands, seas, sloping roofs, hillsides and the like, reduces the optical loss by nearly 30 percent, and realizes high-power focusing; the T-type heat dissipation pipe structure is adopted to timely dissipate the heat on the power generation chip, can be used as a frame of the reflection mirror for sealing the mirror and can simultaneously serve as a support of the whole power generation device for connecting the horizontal circular rotation support, so the structure of the device is simplified, the cost is saved, and the structure of the whole device is simpler.
Description
Technical field
The present invention relates to a kind of photovoltaic power generation apparatus, be specifically related to a kind of two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device.
Background technology
Existing photovoltaic power generation apparatus kind is many, complex structure, wherein a kind of structure is to adopt Fresnel lenses as light-collecting lens, then directly receive generating with receiver, and mostly be single high column structure, be only applicable to smooth ground, and a little less than this structures under wind ability, hindered its large-area popularization and use.Also having a kind of structure is to adopt eyeglass to carry out reflect focalization twice, then receives generating with receiver, the Blast Furnace Top Gas Recovery Turbine Unit (TRT) of this version, and the light-receiving rate is low, affects generating efficiency, also is single high column structure simultaneously, and use face has certain limitation.In addition, the light concentrating times of photovoltaic power generation apparatus between 500 ~ 600 times, mainly is that the power-generating chip heat dissipation problem does not solve, so that the light concentrating times of photovoltaic power generation apparatus can not effectively improve always generally at present.
Summary of the invention
Goal of the invention: for deficiency of the prior art, the purpose of this invention is to provide a kind of two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device, to realize adopting brand-new structure to improve generating efficiency and heat dispersion, and expand its use face, improve its wind loading rating, its light concentrating times is improved greatly, improve the utilance of photoelectric material, greatly reduce cost of electricity-generating.
Technical scheme: in order to realize the foregoing invention purpose, the technical solution used in the present invention is:
A kind of two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device comprises horizontal circular-rotation support and Blast Furnace Top Gas Recovery Turbine Unit (TRT); Described Blast Furnace Top Gas Recovery Turbine Unit (TRT) comprises T-shaped radiating tube, power-generating chip and dual paraboloid type mirror surface; Be provided with power-generating chip at T-shaped radiating tube, described power-generating chip is in the light-ray condensing place at dual paraboloid type mirror surface center or the light-ray condensing place of dual paraboloid type mirror surface bottom; In T-shaped radiating tube, be connected with coolant, outside T-shaped radiating tube, be provided with radiating fin; Be coated with seal glass at dual paraboloid type mirror surface; Described dual paraboloid type mirror surface is located on the horizontal circular-rotation support by T-shaped radiating tube, is provided with between T-shaped radiating tube and horizontal circular-rotation support for driving the rotating rotation axis in Blast Furnace Top Gas Recovery Turbine Unit (TRT) north and south.
Described power-generating chip is in the light-ray condensing place at dual paraboloid type mirror surface center, is provided with secondary Lacquer finish cup at T-shaped radiating tube, and described power-generating chip is located in the secondary Lacquer finish cup.
Described power-generating chip is in the light-ray condensing place of dual paraboloid type mirror surface bottom, be provided with for the secondary convex paraboloid reflector of light-ray condensing that will reflection at seal glass, be provided with reflection shield at T-shaped radiating tube, be provided with reflective mirror at the reflection shield inwall, described power-generating chip is located in the reflection shield.
Described T-shaped radiating tube comprises supervisor and the side pipe that is interconnected; Bottom supervisor is provided with terminal box; The edge of described terminal box and dual paraboloid type mirror surface fixes; Described dual paraboloid type mirror surface is provided with several, be arranged in parallel side by side; Be equipped with a side pipe at each dual paraboloid type mirror surface, be connected on the same supervisor with row's side pipe.
Described dual paraboloid type mirror surface is for once suppressing the Double parabolic curvature reflecting mirror face of the pot bottom type that forms, the one deck of the upper covering in surface within it reflector, for example glassy layer.
Described horizontal circular-rotation support comprises guide rail, support, driving shaft and motor; Support links to each other with guide rail by roller, is connected with fixed lever between support, and fixed lever links to each other with driving shaft, and driving shaft links to each other with motor.
Described support has 4, and the fixed lever by 2 intersections interfixes; Top between support is fixed with 2 crossbeams.
Beneficial effect: two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention, to compare with existing sunlight tracker, the outstanding advantages that has comprises:
(1) two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention, change the column Blast Furnace Top Gas Recovery Turbine Unit (TRT) of common use into horizontal type structure, multi-point support, floor space is little like this, can reduce simultaneously wind-force to the impact of device, thereby can strengthen its wind loading rating, make it possess wider application region, except the common use zones such as desert, grassland, more go for the special areas such as ocean, roof, inclined-plane, hillside.
(2) two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention adopts dual paraboloid type pot bottom type mirror surface optically focused, and light loss reduces near 30%, and assemble with the time and can cross thousand times, be real high zoom and focus, the Effective Raise generating efficiency.
(3) two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention, adopt T-shaped radiation tube structure with heat, heat on the power-generating chip that not only can leave timely, can also be as the frame of mirror surface, be used for the sealing to minute surface, simultaneously also as the support of whole Blast Furnace Top Gas Recovery Turbine Unit (TRT), be used for linking to each other with horizontal circular-rotation support, simplify the structure of this device, saved cost, the simplification so that the structure of whole device becomes.
(4) two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention, carry out the circular-rotation of one dimension by horizontal circular-rotation support, carry out the revolution of North and South direction by the rotating shaft of support, realize two-dimensional rotary, simple in structure, need not other auxiliary equipment and just can realize omnibearing revolution, effectively raise generating efficiency.
(5) two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention, owing to adopted under high vacuum condition coolant two Heat transfer principle of heat pipe that changes that alternates to dispel the heat, start fast so that radiator has cooling procedure, colling end (supervisor) has a narrow range of temperature with fire end (side pipe), make two ends heat absorption and heat-sinking capability all very strong, heat on the efficient photovoltaic cell that leaves fast, the strong guarantee photovoltaic electrification component there are higher conversion efficiency and long useful life, through test, this heat abstractor can satisfy the instructions for use of poly-1000 times of light, has greatly improved the generating capacity of photovoltaic cell.
Description of drawings
Fig. 1 is the structural representation of two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device;
Fig. 2 is the first structural representation of Blast Furnace Top Gas Recovery Turbine Unit (TRT);
Fig. 3 is the second structural representation of Blast Furnace Top Gas Recovery Turbine Unit (TRT);
Fig. 4 is the partial enlarged drawing of Fig. 3.
Embodiment
The present invention will be further explained below in conjunction with accompanying drawing.
As shown in Figure 1, two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device comprises horizontal circular-rotation support 1 and Blast Furnace Top Gas Recovery Turbine Unit (TRT) 2, is provided with rotation axis 25 between horizontal circular-rotation support 1 and Blast Furnace Top Gas Recovery Turbine Unit (TRT) 2; Blast Furnace Top Gas Recovery Turbine Unit (TRT) 2 comprises T-shaped radiating tube 21, power-generating chip 22 and dual paraboloid type mirror surface 23, and power-generating chip 22 is located on the T-shaped radiating tube 21, and power-generating chip 22 is in the light-ray condensing place of dual paraboloid type mirror surface 23; When 1 dual paraboloid type mirror surface 23 is only arranged, be single mode group Blast Furnace Top Gas Recovery Turbine Unit (TRT), when a plurality of dual paraboloid type mirror surface 23 is arranged, be multimode group Blast Furnace Top Gas Recovery Turbine Unit (TRT).
Horizontal circular-rotation support 1 comprises guide rail 11, support 12, driving shaft 13 and motor 14; Support 12 has 4, and the fixed lever 16 by 2 intersections interfixes; Top between support 12 is fixed with 2 crossbeams 17, and support 12 bottoms link to each other with guide rail 11 by roller 15, and fixed lever 16 links to each other with driving shaft 13, and driving shaft 13 links to each other with motor 14.Guide rail 11 is circular guideway.
T-shaped radiating tube 21 comprises supervisor 6 and the side pipe 7 that is interconnected; Bottom supervisor 6 is provided with terminal box 5; Terminal box 5 fixes with the edge of dual paraboloid type mirror surface 23; Be provided with power-generating chip 22 at side pipe 7.In T-shaped radiating tube 21, be connected with coolant, outside supervisor 6, be provided with radiating fin 3; Above supervisor 6, be provided with sunshading board 9.
T-shaped radiating tube 21 is located on the crossbeam 17, is provided with between T-shaped radiating tube 21 and crossbeam 17 for driving the rotating rotation axis 25 in Blast Furnace Top Gas Recovery Turbine Unit (TRT) 2 north and south.
No matter be single mode group or multimode group Blast Furnace Top Gas Recovery Turbine Unit (TRT), two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention all has two kinds of versions.When being multimode group Blast Furnace Top Gas Recovery Turbine Unit (TRT), dual paraboloid type mirror surface 23 is provided with several, be arranged in parallel side by side; Be equipped with a side pipe 7 at each dual paraboloid type mirror surface 23, be connected on the same supervisor 6 with row's side pipe 7.Seal glass 24 can cover on each dual paraboloid type mirror surface 23 by piecemeal, also can cover simultaneously on several dual paraboloid type mirror surfaces 23, or cover simultaneously on whole row's dual paraboloid type mirror surface 23, is used for the sealing to each mirror surface.
As shown in Figure 2, be the first version of the present invention: power-generating chip 22 is in the light-ray condensing place at dual paraboloid type mirror surface 23 centers.Be provided with secondary Lacquer finish cup 26 at T-shaped radiating tube 21, power-generating chip 22 is located in the secondary Lacquer finish cup 26.During work, light is first after 23 reflections of dual paraboloid type mirror surface, obtain to assemble, behind the Second Aggregation by secondary Lacquer finish cup 26, be used for the acceptance generating of power-generating chip 22, produced simultaneously heat distributes the Effective Raise generating efficiency endlessly by the heat eliminating medium in the T-shaped radiating tube 21.
As shown in Figure 3 and Figure 4, be the second version of the present invention: power-generating chip 22 is in the light-ray condensing place of dual paraboloid type mirror surface 23 bottoms.Be provided with for the secondary convex paraboloid reflector 29 of light-ray condensing that will reflection at seal glass 24, be provided with reflection shield 27 at T-shaped radiating tube 21, be provided with reflective mirror 28 at reflection shield 27 inwalls, described power-generating chip 22 is located in the reflection shield 27.During work, light is first after 23 reflections of dual paraboloid type mirror surface, obtain to assemble, by entering in the reflection shield 27 after secondary convex paraboloid reflector 29 reflections on the seal glass 24, after reflective mirror 28 carries out the secondary reflection gathering, be used for the reception generating of power-generating chip 22, produced simultaneously heat is by the heat eliminating medium in the T-shaped radiating tube 21, distribute endlessly the Effective Raise generating efficiency.Simultaneously, the outer wall of reflection shield 27 has reflection function, can repeatedly reflect the light in the dual paraboloid type mirror surface 23, improves the acceptance rate of light.
Two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention, change the column Blast Furnace Top Gas Recovery Turbine Unit (TRT) of common use into horizontal type structure, floor space is little like this, can reduce simultaneously wind-force to the impact of device, thereby can strengthen its wind loading rating, make it possess wider application region, except the common use zones such as desert, grassland, more go for the special areas such as ocean, roof, inclined-plane, hillside.
Two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention adopts dual paraboloid type pot bottom type mirror surface optically focused, and light loss reduces near 30%, can nearly thousand times with the time gathering, and be real high zoom and focus, the Effective Raise generating efficiency.
Two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention, adopt T-shaped radiation tube structure with heat, heat on the power-generating chip that not only can leave timely, can also be as the frame of mirror surface, be used for the sealing to minute surface, simultaneously also as the support of whole Blast Furnace Top Gas Recovery Turbine Unit (TRT), be used for linking to each other with horizontal circular-rotation support, simplify the structure of this device, saved cost, the simplification so that the structure of whole device becomes.
Two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention, carry out the circular-rotation of one dimension by horizontal circular-rotation support, carry out the revolution of North and South direction by the rotating shaft of support, realize two-dimensional rotary, simple in structure, need not other auxiliary equipment and just can realize omnibearing revolution, effectively raise generating efficiency.
Two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device of the present invention, owing to adopted under high vacuum condition coolant two Heat transfer principle of heat pipe that changes that alternates to dispel the heat, start fast so that radiator has cooling procedure, colling end (supervisor) has a narrow range of temperature with fire end (side pipe), make two ends heat absorption and heat-sinking capability all very strong, heat on the efficient photovoltaic cell that leaves fast, the strong guarantee photovoltaic electrification component there are higher conversion efficiency and long useful life, through test, this heat abstractor can satisfy the instructions for use of poly-1000 times of light, has greatly improved the generating capacity of photovoltaic cell.
The invention provides a kind of thinking and implementation method of two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device; concrete application approach is a lot; the above only is preferred implementation of the present invention; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvement, these improvement also should be considered as protection scope of the present invention.
Claims (4)
1. a two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device is characterized in that: comprise horizontal circular-rotation support (1) and Blast Furnace Top Gas Recovery Turbine Unit (TRT) (2); Described Blast Furnace Top Gas Recovery Turbine Unit (TRT) (2) comprises T-shaped radiating tube (21), power-generating chip (22) and dual paraboloid type mirror surface (23); Be provided with power-generating chip (22) at T-shaped radiating tube (21), described power-generating chip (22) is in the light-ray condensing place at dual paraboloid type mirror surface (23) center or the light-ray condensing place of dual paraboloid type mirror surface (23) bottom; In T-shaped radiating tube (21), be connected with coolant, outside T-shaped radiating tube (21), be provided with radiating fin (3); Be coated with seal glass (24) at dual paraboloid type mirror surface (23); Described dual paraboloid type mirror surface (23) is located on the horizontal circular-rotation support (1) by T-shaped radiating tube (21), is provided with between T-shaped radiating tube (21) and horizontal circular-rotation support (1) for driving the rotating rotation axis in Blast Furnace Top Gas Recovery Turbine Unit (TRT) (2) north and south (25);
Described horizontal circular-rotation support (1) comprises guide rail (11), support (12), driving shaft (13) and motor (14); Support (12) links to each other with guide rail (11) by roller (15), is connected with fixed lever (16) between support (12), and fixed lever (16) links to each other with driving shaft (13), and driving shaft (13) links to each other with motor (14);
Described power-generating chip (22) is in the light-ray condensing place at dual paraboloid type mirror surface (23) center, is provided with secondary Lacquer finish cup (26) at T-shaped radiating tube (21), and described power-generating chip (22) is located in the secondary Lacquer finish cup (26);
Described power-generating chip (22) is in the light-ray condensing place of dual paraboloid type mirror surface (23) bottom, be provided with for the secondary convex paraboloid reflector (29) of light-ray condensing that will reflection at seal glass (24), be provided with reflection shield (27) at T-shaped radiating tube (21), be provided with reflective mirror (28) at reflection shield (27) inwall, described power-generating chip (22) is located in the reflection shield (27).
2. two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device according to claim 1, it is characterized in that: described T-shaped radiating tube (21) comprises supervisor (6) and the side pipe (7) that is interconnected; Bottom supervisor (6) is provided with terminal box (5); Described terminal box (5) fixes with the edge of dual paraboloid type mirror surface (23); Described dual paraboloid type mirror surface (23) is provided with several, be arranged in parallel side by side; Be equipped with a side pipe (7) at each dual paraboloid type mirror surface (23), be connected on the same supervisor (6) with row's side pipe (7).
3. two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device according to claim 1, it is characterized in that: described dual paraboloid type mirror surface (23) is for once suppressing the Double parabolic curvature reflecting mirror face of the pot bottom type that forms, the one deck of the upper covering in surface within it reflector.
4. two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device according to claim 1, it is characterized in that: described support (12) has 4, and the fixed lever (16) by 2 intersections interfixes; Top between support (12) is fixed with 2 crossbeams (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102321713A CN102280510B (en) | 2011-08-15 | 2011-08-15 | Horizontal two-dimensional solar tracking type high-concentrating photovoltaic power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102321713A CN102280510B (en) | 2011-08-15 | 2011-08-15 | Horizontal two-dimensional solar tracking type high-concentrating photovoltaic power generation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102280510A CN102280510A (en) | 2011-12-14 |
| CN102280510B true CN102280510B (en) | 2013-10-30 |
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| CN2011102321713A Expired - Fee Related CN102280510B (en) | 2011-08-15 | 2011-08-15 | Horizontal two-dimensional solar tracking type high-concentrating photovoltaic power generation device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102609003B (en) * | 2012-03-27 | 2014-09-10 | 江苏振发投资发展有限公司 | Novel photovoltaic power generation self-help sun tracking system |
| CN103395480A (en) * | 2013-08-06 | 2013-11-20 | 山东华业风能设备有限公司 | Floating type solar power station |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2303157Y (en) * | 1996-10-03 | 1999-01-06 | 韦少军 | Double parabolic curvature reflecting mirror |
| JP2000147262A (en) * | 1998-11-11 | 2000-05-26 | Nobuyuki Higuchi | Converging device and photovoltaic power generation system utilizing the device |
| JP2006105107A (en) * | 2004-10-08 | 2006-04-20 | Mothers:Kk | Photovoltaic/wind power generation device |
| CN2932457Y (en) * | 2006-06-29 | 2007-08-08 | 中国科学技术大学 | Plane grid 2D sun-oriented photovoltaic power-generating device |
| CN102130629A (en) * | 2011-01-27 | 2011-07-20 | 南通大学 | Uniform reflection focused solar generation device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202172374U (en) * | 2011-08-15 | 2012-03-21 | 袁长胜 | Two-dimensional sun-tracking high-concentration horizontal photovoltaic power generation device |
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- 2011-08-15 CN CN2011102321713A patent/CN102280510B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2303157Y (en) * | 1996-10-03 | 1999-01-06 | 韦少军 | Double parabolic curvature reflecting mirror |
| JP2000147262A (en) * | 1998-11-11 | 2000-05-26 | Nobuyuki Higuchi | Converging device and photovoltaic power generation system utilizing the device |
| JP2006105107A (en) * | 2004-10-08 | 2006-04-20 | Mothers:Kk | Photovoltaic/wind power generation device |
| CN2932457Y (en) * | 2006-06-29 | 2007-08-08 | 中国科学技术大学 | Plane grid 2D sun-oriented photovoltaic power-generating device |
| CN102130629A (en) * | 2011-01-27 | 2011-07-20 | 南通大学 | Uniform reflection focused solar generation device |
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| CN102280510A (en) | 2011-12-14 |
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