CN109668343A - A kind of assembled linear fresnel solar differential of the arc face heliostat - Google Patents
A kind of assembled linear fresnel solar differential of the arc face heliostat Download PDFInfo
- Publication number
- CN109668343A CN109668343A CN201910159482.8A CN201910159482A CN109668343A CN 109668343 A CN109668343 A CN 109668343A CN 201910159482 A CN201910159482 A CN 201910159482A CN 109668343 A CN109668343 A CN 109668343A
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- Prior art keywords
- differential
- back board
- reflecting optics
- arc surface
- supporting back
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Links
- 239000011521 glass Substances 0.000 claims abstract description 41
- 238000005452 bending Methods 0.000 claims abstract description 17
- 238000010276 construction Methods 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000002390 adhesive tape Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052934 alunite Inorganic materials 0.000 description 1
- 239000010424 alunite Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- KPZTWMNLAFDTGF-UHFFFAOYSA-D trialuminum;potassium;hexahydroxide;disulfate Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Al+3].[Al+3].[Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O KPZTWMNLAFDTGF-UHFFFAOYSA-D 0.000 description 1
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
- Y02E10/40—Solar thermal energy, e.g. solar towers
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
A kind of assembled linear fresnel solar differential of the arc face heliostat, differential of the arc surface glass reflecting optics including arc-shaped recess inwardly, the torque plate of supporting back board and the construction that is in U-shape with bending structure, wherein the two sides at the back side of the differential of the arc surface glass reflecting optics are fixed in the supporting back board, the bending structure along the supporting back board be longitudinally arranged and section be V-arrangement, the V-arrangement apex angle of the bending structure is arranged far from the differential of the arc surface glass reflecting optics, the middle part of the torque plate is plane, two sides tilt to form U-shaped structure, the tilting position of two sides is fixedly connected with the two sides of the supporting back board.Relatively narrow hot spot will be obtained using differential of the arc surface glass reflecting optics, makes secondary reflection mirror opening width smaller while improving light and entering the interception rate of secondary reflection mirror, significantly improves system optics efficiency.
Description
Technical field
The present invention relates to technical field of solar, and in particular to a kind of assembled linear fresnel solar differential of the arc face settled date
Mirror, suitable for solar linear Fresnel photo-thermal power generation, heating, the projects such as low-grade utility.
Background technique
Application of solar energy is the new cleaning fuel most extensive at present, technology is the most mature.With traditional power plant, heating
It compares, solar thermal power plants, heat source station have two big advantages: entire power generation, heating process cleaning, without hot river carbon emission；Benefit
It is solar energy, without any fuel or non-regeneration energy cost.
Linear Fresnel formula heliotechnics is one of major technique of solar thermal utilization, invests low, flexible arrangement,
System complexity is low, and the construction period is short, and operation and maintenance are simple, and high reliablity is adaptable, can be effectively reduced construction and
O&M cost, and can realize cogeneration, smoothing power output etc., it has a vast market foreground.
Linear Fresnel condenser system is from slot type parabolic mirror linear segmented discretization, simplified linear luxuriant and rich with fragrance alunite
You are not necessarily to keep parabolic shape mirror surface arrangement, and discrete mirror surface can be in same level, the area and light of primary event mirror
Learning efficiency is to determine the key factor of project investment, therefore, reflecting surface molded line, face type, structure, machining accuracy, mounting means
All by extreme influence linear fresnel solar heat collector collecting efficiency.
Currently, the heliostat (primary event mirror) that linear Fresnel formula photo-thermal project uses both at home and abroad, is commonly planar junction
Structure, support construction are torque tube, radiation rib type structure design, and heliostat hot spot is wider, overflows more, light into secondary reflection mirror
Low efficiency is learned, project investment is high.
Linear fresnel solar photo-thermal project at present generallys use plate glass, and heliostat hot spot is wider, needs larger
The secondary reflection mirror of opening, hot spot spilling is more, and optical efficiency is low, and project investment is higher, takes up an area larger.
Summary of the invention
The present invention provides a kind of assembled linear fresnel solar differential of the arc face heliostats, using micro- curved reflector generation
For existing plane mirror, the optical efficiency of linear Fresnel formula project heliostat (primary event mirror) is improved, and is carried on the back by support
The structure of plate, torque plate and end plate designs, and improves its structural reliability, overcomes maintenance and maintenance inconvenient, reducing the construction costs and
The problems such as later period operation cost.
A kind of assembled linear fresnel solar differential of the arc face heliostat, the differential of the arc face glass including arc-shaped recess inwardly
The torque plate of glass reflecting optics, the supporting back board with bending structure and the construction that is in U-shape, wherein the differential of the arc surface glass reflecting mirror
The two sides at the back side of piece are fixed in the supporting back board, and the bending structure is longitudinally arranged along the supporting back board
And section is V-arrangement, the V-arrangement apex angle of the bending structure is arranged far from the differential of the arc surface glass reflecting optics, the torque plate
Middle part is plane, and two sides tilt to form U-shaped structure, and the tilting position of two sides is fixedly connected with the two sides of the supporting back board.
It is respectively arranged with end plate at the both ends of the torque plate, to block the cylinder that the torque plate and supporting back board are formed
Shape port, the end plate are fixedly connected with the torque plate and the supporting back board simultaneously.
The differential of the arc surface glass reflecting optics are provided with more than two or three, and along the longitudinal direction of the supporting back board
Linear arrangement.
It is additionally provided with supporting clapboard between the two neighboring differential of the arc surface glass reflecting optics, by the two neighboring differential of the arc
Surface glass reflecting optics separate.
The two sides of the differential of the arc surface glass reflecting optics are connected in the supporting back board by longitudinally disposed adhesive tape.
The differential of the arc surface glass reflecting optics are with a thickness of 0.5mm~4mm.
The differential of the arc surface glass reflecting optics cambered surface height can be 0.5mm~5mm
Supporting back board uses steel plate, and with a thickness of 0.5mm~2.5mm, and torque plate uses steel plate, and with a thickness of 0.5mm~
2.5mm, end plate, supporting clapboard use steel plate, and with a thickness of 0.5mm~4mm.
Plate etc. can be manufactured by modes such as bending, cutting, punching presses, and welding, riveting, bolt cooperation can be used in assembling
Assembling, the mode of bonding can be used in supporting back board and backboard is fixed.
The utility model has the advantages that
Relatively narrow hot spot will be obtained using differential of the arc surface glass reflecting optics, enters the same of the interception rate of secondary reflection mirror in raising light
When make secondary reflection mirror opening width smaller, significantly improve system optics efficiency；
The structure of supporting back board, torque plate and end plate uses standardized designs, can not only guarantee overall structure stability, simultaneously
Also make assembling structure high degree of automation, good product consistency is assembled, convenient for the installation and debugging in later period；
The differential of the arc face heliostat of equipment, particularly suitable for solar energy thermo-power station, heating and middle low-grade utility project.
Detailed description of the invention
Fig. 1 is shape assumption diagram of the invention；
Fig. 2 is the structure chart of supporting back board；
Fig. 3 is end face structure figure of the invention.
In figure:
1, differential of the arc surface glass reflecting optics
2, supporting back board
3, torque plate
4, end plate
5, supporting clapboard
6, adhesive tape
7, bending structure.
Specific embodiment
Technical solution of the present invention is described in detail below.
Embodiment 1
As shown in Figure 1-3, a kind of assembled linear fresnel solar differential of the arc face heliostat, including arc-shaped recess inwardly
The torque plate 3 of differential of the arc surface glass reflecting optics 1, the supporting back board 2 with bending structure 7 and the construction that is in U-shape, wherein the differential of the arc
The two sides at the back side of surface glass reflecting optics 1 are fixed in the supporting back board 2, and the bending structure 7 is along the branch
Support backboard 2 be longitudinally arranged and section is V-arrangement, bending structure 7 can be set to multiple, and can be uniform arrangement, bending knot
Structure 7 can effectively buffer the deformation force of differential of the arc surface glass reflecting optics 1, so that differential of the arc surface glass reflecting optics 1 be made to be not susceptible to
It vibrates and destroys, the V-arrangement apex angle of the bending structure 7 is arranged far from the differential of the arc surface glass reflecting optics, for differential of the arc face glass
Glass reflecting optics 1 provide mounting plane, are unlikely to hinder the installation of differential of the arc surface glass reflecting optics 1, the middle part of the torque plate 3
It for plane, is connect for the fixation device with external equipment, correspondingly, mounting screw, torque plate 3 can be punched at plane position
Two sides tilt to form U-shaped structure, the construction of torque plate 3 further provides for supporting, and U-shaped structure can provide buffering, two
The tilting position of side is fixedly connected with the two sides of the supporting back board 2.
It is respectively arranged with end plate 4 at the both ends of the torque plate 3, to block the torque plate and supporting back board formation
Tubular port, the end plate are fixedly connected with the torque plate and the supporting back board simultaneously.End plate can block both ends, with
It avoids dust from falling into, and wind is prevented to be blown into, play a protective role.
The differential of the arc surface glass reflecting optics 1 are provided with more than two or three, and along the vertical of the supporting back board
To linear arrangement.
It is additionally provided with supporting clapboard 5 between the two neighboring differential of the arc surface glass reflecting optics 1, it will be two neighboring micro-
Globoidal glass reflecting optics 1 separate.
The two sides of the differential of the arc surface glass reflecting optics 1 are connected to the supporting back board 2 by longitudinally disposed adhesive tape 6
On.Adhesive tape 6 arranges that adhesive tape 6 itself has certain height in bar shaped, can buffer the differential of the arc surface glass reflecting optics
1 shape bring stress stablizes overall structure.
The differential of the arc surface glass reflecting optics are with a thickness of 0.5mm~4mm.
The differential of the arc surface glass reflecting optics cambered surface height can be 0.5mm~5mm
Supporting back board uses steel plate, and with a thickness of 0.5mm~2.5mm, and torque plate uses steel plate, and with a thickness of 0.5mm~
2.5mm, end plate, supporting clapboard use steel plate, and with a thickness of 0.5mm~4mm.
Plate etc. can be manufactured by modes such as bending, cutting, punching presses, and welding, riveting, bolt cooperation can be used in assembling
Assembling, the mode of bonding can be used in supporting back board and backboard is fixed.
The utility model has the advantages that relatively narrow hot spot will be obtained using differential of the arc surface glass reflecting optics, enter secondary reflection improving light
Make secondary reflection mirror opening width smaller while the interception rate of mirror, significantly improves system optics efficiency；
The structure of supporting back board, torque plate and end plate uses standardized designs, can not only guarantee overall structure stability, simultaneously
Also make assembling structure high degree of automation, good product consistency is assembled, convenient for the installation and debugging in later period；
The differential of the arc face heliostat of equipment, particularly suitable for solar energy thermo-power station, heating and middle low-grade utility project.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (8)
1. a kind of assembled linear fresnel solar differential of the arc face heliostat, which is characterized in that including arc-shaped recess inwardly
Differential of the arc surface glass reflecting optics, the supporting back board with bending structure and the construction that is in U-shape torque plate, wherein the differential of the arc face
The two sides at the back side of glass-reflected eyeglass are fixed in the supporting back board, and the bending structure is along the supporting back board
Be longitudinally arranged and section is V-arrangement, the V-arrangement apex angle of the bending structure is arranged far from the differential of the arc surface glass reflecting optics, institute
The middle part for stating torque plate is plane, and two sides tilt to form U-shaped structure, and the tilting position of two sides and the two sides of the supporting back board are solid
Fixed connection.
2. heliostat as described in claim 1, which is characterized in that
It is respectively arranged with end plate at the both ends of the torque plate, to block the tubular end that the torque plate and supporting back board are formed
Mouthful, the end plate is fixedly connected with the torque plate and the supporting back board simultaneously.
3. heliostat as described in claim 1, which is characterized in that
The differential of the arc surface glass reflecting optics are provided with more than two or three, and are in line along the longitudinal direction of the supporting back board
Property arrangement.
4. heliostat as claimed in claim 3, which is characterized in that
It is additionally provided with supporting clapboard between the two neighboring differential of the arc surface glass reflecting optics, by two neighboring differential of the arc face glass
Glass reflecting optics separate.
5. heliostat as described in claim 1, which is characterized in that
The two sides of the differential of the arc surface glass reflecting optics are connected in the supporting back board by longitudinally disposed adhesive tape.
6. heliostat as described in claim 1, which is characterized in that
The differential of the arc surface glass reflecting optics are with a thickness of 0.5mm~4mm.
7. heliostat as described in claim 1, which is characterized in that
The differential of the arc surface glass reflecting optics cambered surface height can be 0.5mm~5mm.
8. heliostat as described in claim 1, which is characterized in that
Supporting back board uses steel plate, and with a thickness of 0.5mm~2.5mm, and torque plate uses steel plate, and with a thickness of 0.5mm~
2.5mm, end plate, supporting clapboard use steel plate, and with a thickness of 0.5mm~4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910159482.8A CN109668343B (en) | 2019-03-04 | 2019-03-04 | Assembled linear Fresnel solar micro-arc surface heliostat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910159482.8A CN109668343B (en) | 2019-03-04 | 2019-03-04 | Assembled linear Fresnel solar micro-arc surface heliostat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109668343A true CN109668343A (en) | 2019-04-23 |
| CN109668343B CN109668343B (en) | 2024-02-09 |
Family
ID=66152199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910159482.8A Active CN109668343B (en) | 2019-03-04 | 2019-03-04 | Assembled linear Fresnel solar micro-arc surface heliostat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109668343B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4435043A (en) * | 1981-08-21 | 1984-03-06 | Glaverbel | Composite mirror panels |
| CN2392584Y (en) * | 1999-08-26 | 2000-08-23 | 钱有恒 | Distorting Ha-Ha mirror |
| CN202256855U (en) * | 2011-09-14 | 2012-05-30 | 皇明太阳能股份有限公司 | Split focusing device for Fresnel reflector |
| CN102621678A (en) * | 2011-01-28 | 2012-08-01 | 上海工电能源科技有限公司 | Micro-arc curved surface glass collecting mirror of solar heliostat |
| CN103940109A (en) * | 2014-04-11 | 2014-07-23 | 中国华能集团清洁能源技术研究院有限公司 | Fresnel type solar reflector support and manufacturing method thereof |
| CN105739056A (en) * | 2016-04-15 | 2016-07-06 | 中国华能集团清洁能源技术研究院有限公司 | Framed linear Fresnel solar reflector framework |
| CN105783287A (en) * | 2016-04-22 | 2016-07-20 | 中国华能集团清洁能源技术研究院有限公司 | Light high-strength linear Fresnel solar reflector framework |
| CN106125254A (en) * | 2016-08-24 | 2016-11-16 | 东方电气集团东方锅炉股份有限公司 | A kind of differential of the arc face reflecting mirror punching press backboard |
| CN211782039U (en) * | 2019-03-04 | 2020-10-27 | 兰州交通大学 | Assembled linear fei nieer solar energy micro arc face heliostat |
-
2019
- 2019-03-04 CN CN201910159482.8A patent/CN109668343B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4435043A (en) * | 1981-08-21 | 1984-03-06 | Glaverbel | Composite mirror panels |
| CN2392584Y (en) * | 1999-08-26 | 2000-08-23 | 钱有恒 | Distorting Ha-Ha mirror |
| CN102621678A (en) * | 2011-01-28 | 2012-08-01 | 上海工电能源科技有限公司 | Micro-arc curved surface glass collecting mirror of solar heliostat |
| CN202256855U (en) * | 2011-09-14 | 2012-05-30 | 皇明太阳能股份有限公司 | Split focusing device for Fresnel reflector |
| CN103940109A (en) * | 2014-04-11 | 2014-07-23 | 中国华能集团清洁能源技术研究院有限公司 | Fresnel type solar reflector support and manufacturing method thereof |
| CN105739056A (en) * | 2016-04-15 | 2016-07-06 | 中国华能集团清洁能源技术研究院有限公司 | Framed linear Fresnel solar reflector framework |
| CN105783287A (en) * | 2016-04-22 | 2016-07-20 | 中国华能集团清洁能源技术研究院有限公司 | Light high-strength linear Fresnel solar reflector framework |
| CN106125254A (en) * | 2016-08-24 | 2016-11-16 | 东方电气集团东方锅炉股份有限公司 | A kind of differential of the arc face reflecting mirror punching press backboard |
| CN211782039U (en) * | 2019-03-04 | 2020-10-27 | 兰州交通大学 | Assembled linear fei nieer solar energy micro arc face heliostat |
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| Publication number | Publication date |
|---|---|
| CN109668343B (en) | 2024-02-09 |
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