CN107231125A - A kind of many bell-type free of sun tracking energy beam condensing units of single column - Google Patents

A kind of many bell-type free of sun tracking energy beam condensing units of single column Download PDF

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Publication number
CN107231125A
CN107231125A CN201710490954.9A CN201710490954A CN107231125A CN 107231125 A CN107231125 A CN 107231125A CN 201710490954 A CN201710490954 A CN 201710490954A CN 107231125 A CN107231125 A CN 107231125A
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CN
China
Prior art keywords
reflecting piece
photomask
metal trunk
window
energy beam
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Granted
Application number
CN201710490954.9A
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Chinese (zh)
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CN107231125B (en
Inventor
刘海洋
贾艳刚
罗韬
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Nanjing Green New Energy Research Institute Co ltd
Original Assignee
Nanjing Green New Energy Research Institute Co Ltd
China Gezhouba Dam Group Electric Power Co Ltd
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Priority to CN201710490954.9A priority Critical patent/CN107231125B/en
Publication of CN107231125A publication Critical patent/CN107231125A/en
Application granted granted Critical
Publication of CN107231125B publication Critical patent/CN107231125B/en
Expired - Fee Related legal-status Critical Current
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/20Optical components
    • H02S40/22Light-reflecting or light-concentrating means
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/52PV systems with concentrators

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  • Optical Elements Other Than Lenses (AREA)

Abstract

The present invention relates to a kind of many bell-type free of sun tracking energy beam condensing units of single column, including hollow metal trunk, photomask, reflecting piece, window, fixing bolt, spring and base, some photomasks are provided with metal trunk from top to bottom, photomask is uniformly fixed on metal trunk successively by fixing bolt;Metal trunk positioned at photomask center sunny slope is provided with window, and window inner side has an inclination reflecting piece, and window size is consistent with the vertical height of reflecting piece, and window is covered by clear glass;Reflecting piece is male type reflective mirror, and its curvature is consistent with photomask curvature;The angle of inclination of reflecting piece increases successively from upper to small in each photomask, it can ensure that the light of all reflections is shone directly on base in narrower collimated light beam form, reflecting piece is avoided by after-sun, all light can be pooled to base and by centralized collection, and whenever incident light all can be collected and be reflected down over by reflecting piece in one day.

Description

A kind of many bell-type free of sun tracking energy beam condensing units of single column
Technical field
The present invention relates to new energy field, and in particular to a kind of many bell-type free of sun tracking energy beam condensing units of single column.
Background technology
Traditional solar device is that expensive solar panel is exposed into outdoor, and in order to obtain enough electricity Can, generally need the photovoltaic panel of large area to cooperate again.The expensive cost of photovoltaic panel first is currently restriction solar energy How the major obstacle that device is promoted, improve its conversion efficiency, and reduces erection space, urgently to be resolved hurrily as photovoltaic art one The problem of.Secondly, traditional photovoltaic panel is directly exposed under sunlight, the natural conditions such as to be not only exposed to the elements test, For the outdoor environment of Chinese air severe contamination, the influence of the accumulation of the pollutant such as dust granules to photovoltaic panel is also to destroy Property.
Therefore photovoltaic panel conversion efficiency how is improved, panel usage quantity is reduced, it is to avoid the harsh of photovoltaic panel Environment, is a urgent problem.
The content of the invention
The present invention is in order to solve the above technical problems, there is provided a kind of many bell-type free of sun tracking energy beam condensing units of single column.
The technical scheme that the present invention is provided is:
A kind of many bell-type free of sun tracking energy beam condensing units of single column, including hollow metal trunk, photomask, reflecting piece, window Some photomasks are provided with from top to bottom on mouth, fixing bolt, spring and base, the metal trunk, and the photomask passes through Fixing bolt is uniformly fixed on metal trunk successively;Metal trunk positioned at photomask center sunny slope is provided with Window, the window inner side has an inclination reflecting piece, and window size is consistent with the vertical height of reflecting piece, and window is by clear glass Covering;The reflecting piece is male type reflective mirror, and its curvature is consistent with photomask curvature;Reflecting piece inclines in each photomask Rake angle increases successively from upper to small.
Further, the aperture of axis, the interval are crossed provided with a pair of lines every a segment distance on the metal trunk Distance is slightly larger than the diameter of photomask, and a pair of fixing bolts are passed by aperture respectively inside metal trunk, and fixing bolt Including major part, and it is connected between symmetrical two fixing bolts by spring.
Further, the photomask is spherical structure, and its material is glass or acrylic transparent material, and it, which crosses the centre of sphere, has One size is equal to the cylindrical void of metal trunk diameter, is easy to photomask to be punctured on metal trunk.
Further, the reflecting piece is fixed on inside metal trunk according to the angle of setting, and reflecting piece convex surface is down.
Further, the reflecting piece angle of inclination in the photomask of the top is closest to level, nethermost photomask Reflecting piece angle of inclination is closest to vertical, middle reflecting piece angle of inclination successively transition change, but the song of each reflecting piece Rate is consistent with the curvature of photomask, by the sunshine being focused in the form of narrower collimated light beam, is shone directly into metal master Dry bottom portion, without being irradiated on other reflecting pieces or metal trunk inwall.
Further, reflecting coating is scribbled on the metal trunk inwall between the reflecting piece and base of bottom photomask, The problem of upper strata the reflected beams that can solve to be brought by rigging error are irradiated in metal trunk bottom interior wall.
Compared with prior art, its remarkable advantage is the present invention:
1. present invention employs angle gradient formula list convex surface reflecting piece, it is ensured that reflection light is in narrower collimated light beam form Metal trunk bottom is arc reflected directly into, without being irradiated on metal trunk inwall, therefore main metal trunk inwall is not Reflecting coating is needed, cost is reduced, sunlight collection efficiency is improved
2. present invention employs angle gradient formula list convex surface reflecting piece, it is ensured that the light reflected by reflecting piece from upper to small Beam direction of propagation gradual change, it is to avoid reflecting piece is reduced piece temperature of giving out light, extended device lifetime by reheating.
3. present invention employs many hood configurations of single column, multiple photomasks are placed on same metal trunk, and in pole Inside carries out luminous energy transmission, greatlys save space.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is construction unit schematic diagram of the invention.
Fig. 3 is reflecting piece reflective mechanism schematic diagram.
Embodiment
With reference to specific embodiment, the invention will be further described.
A kind of many bell-type free of sun tracking energy beam condensing units of single column, including hollow metal trunk 1, photomask 2, reflecting piece 3, Some photomasks 2, the collection are provided with window 4, fixing bolt 5, spring 6 and base 7, the metal trunk 1 from top to bottom Light shield 2 is uniformly fixed on metal trunk 1 successively by fixing bolt 5;Positioned at the gold of the center sunny slope of photomask 2 Owner dry 1 is provided with a window 4, and there are an inclination reflecting piece 3, vertical height of the size of window 4 with reflecting piece 3 in the inner side of window 4 Degree is consistent, and window 4 is covered by clear glass;The reflecting piece 3 is male type reflective mirror, its curvature and the curvature one of photomask 2 Cause;The angle of inclination of reflecting piece 3 increases successively from upper to small in each photomask 2.
Cross the aperture of axis provided with a pair of lines every a segment distance on the metal trunk 1, the spacing distance is bigger In the diameter of photomask 2, the fixing bolt 5 of a pair of fixation photomasks 2 is passed by aperture respectively inside metal trunk 1, and Including the major part of fixing bolt 5, and it is connected between symmetrical two fixing bolts 5 by spring 6.Under normal circumstances, Gu Determining bolt 5 can be because spring 6 be acted on, and is projected into the outside of metal trunk 1, if firmly from outside extruding, fixing bolt 5 can be received It is reduced in metal trunk 1.
The photomask 2 is spherical structure, and its material is glass or acrylic transparent material, and it, which crosses the centre of sphere, size etc. The cylindrical void of the diameter of metal trunk 1 is same as, is easy to photomask 2 to be punctured on metal trunk 1.
The reflecting piece 3 is fixed on inside metal trunk 1 according to the angle of setting, and the convex surface of reflecting piece 3 is down.Topmost The angle of inclination of reflecting piece 3 in photomask 2 is closest to level, and the angle of inclination of reflecting piece 3 of nethermost photomask 2 is closest In vertical, the middle angle of inclination of reflecting piece 3 successively transition change, but each curvature one of the curvature of reflecting piece 3 with photomask 2 Cause, the angle of inclination of reflecting piece 3 increases successively from upper to small in each photomask 2, it is ensured that the light of all reflections is with narrower Collimated light beam form shine directly on base 7, it is to avoid light tiles 3 are by after-sun.All light can be pooled to bottom Seat 7 is simultaneously got up by centralized collection.By the sunshine being focused in the form of narrower collimated light beam, metal trunk is shone directly into 1 bottom, without being irradiated on other reflecting pieces 3 or the inwall of metal trunk 1, but can be suitably reflective in bottom, 3 and bottom Reflecting coating is coated on the inwall of metal trunk 1 between seat 7, can be solved by the upper strata the reflected beams that rigging error is brought The problem of being irradiated in the bottom interior wall of metal trunk 1.
As shown in Fig. 2 parallel rays enters photomask 2, due to curved surface effect, it can be accumulated and be shone by glass window 4 It is mapped in reflecting piece 3.Reflecting piece 3 herein is designed to dome-type, and ball curved surface is towards sunny side, and curvature and the curvature one of photomask 2 Cause.Converging beam falls on the surface of reflecting piece 3, because reflecting piece 3 is convex surface, so light can be dissipated, according to certain angle and Propagated downwards in the form of collimated light beam, as shown in Figure 3.Due to being the dome-type of reflecting piece 3, no matter all incident from which direction Light, reflection light can all propagate downwards.Assuming that A directions be morning sunshine incident direction, after sphere, light can by Lower reflection;B directions are sunshine incident direction in afternoon, and after sphere, light can be also reflected down;The similarly light C at noon It is reflected down, whenever incident light all can be collected and be reflected down over by reflecting piece in all one days, be not required to Consider sun incident direction.Therefore the system need not track the position of the sun, it is possible to accomplish that round-the-clock sunshine is received Collection.
It is all to have many light beams and be irradiated on base 7 due to there is multiple photomasks 2 on a tower.Installed in base Coupler, can be transferred out by the light beam coupling of these different incident directions and in fiber waveguide form.
It is described above, only it is presently preferred embodiments of the present invention, any formal limitation not is made to the present invention, it is any ripe Professional and technical personnel is known, it is without departing from the scope of the present invention, real to more than according to the technical spirit of the present invention Apply any simple modification, equivalent substitution that example made and improve etc., still fall within technical solution of the present invention protection domain it It is interior.

Claims (6)

1. a kind of many bell-type free of sun tracking energy beam condensing units of single column, it is characterised in that:Including hollow metal trunk (1), light harvesting Cover on (2), reflecting piece (3), window (4), fixing bolt (5), spring (6) and base (7), the metal trunk (1) from up to Some photomasks (2) are arranged with, the photomask (2) is uniformly fixed on metal trunk successively by fixing bolt (5) (1) on;Being provided with positioned at the metal trunk (1) of photomask (2) center sunny slope on the inside of window (4), the window (4) has One tilts reflecting piece (3), and window (4) size is consistent with the vertical height of reflecting piece (3), and window (4) is covered by clear glass;Institute Reflecting piece (3) is stated for male type reflective mirror, its curvature is consistent with photomask (2) curvature;Each photomask (2) interior reflecting piece (3) angle of inclination increases successively from upper to small.
2. many bell-type free of sun tracking energy beam condensing units of single column according to claim 1, it is characterised in that:In the metal Cross the aperture of axis on trunk (1) provided with a pair of lines every a segment distance, the spacing distance is straight slightly larger than photomask (2) Footpath, a pair of fixing bolts (5) are passed by aperture respectively inside metal trunk (1), and including the major part of fixing bolt (5), And it is connected between symmetrical two fixing bolts (5) by spring (6).
3. many bell-type free of sun tracking energy beam condensing units of single column according to claim 1, it is characterised in that:The photomask (2) it is spherical structure, its material is glass or acrylic transparent material, and it, which crosses the centre of sphere, has a size to be equal to metal trunk (1) The cylindrical void of diameter, is easy to photomask (2) to be punctured on metal trunk (1).
4. many bell-type free of sun tracking energy beam condensing units of single column according to claim 1, it is characterised in that:The reflecting piece (3) metal trunk (1) inside is fixed on according to the angle of setting, and reflecting piece (3) convex surface is down.
5. many bell-type free of sun tracking energy beam condensing units of single column according to claim 1, it is characterised in that:The top light harvesting Reflecting piece (3) angle of inclination in (2) is covered closest to level, and reflecting piece (3) angle of inclination of nethermost photomask (2) is most Close to vertical, middle reflecting piece (3) angle of inclination successively transition change, but each reflecting piece (3) curvature with photomask (2) curvature is consistent.
6. many bell-type free of sun tracking energy beam condensing units of single column according to claim 1, it is characterised in that:Bottom light harvesting Cover and scribble reflecting coating on metal trunk (1) inwall between the reflecting piece (3) and base (7) of (2).
CN201710490954.9A 2017-06-23 2017-06-23 A kind of more bell-type free of sun tracking energy beam condensing units of single column Expired - Fee Related CN107231125B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108923743A (en) * 2018-07-26 2018-11-30 深圳市昂特尔太阳能投资有限公司 Micro high efficiency rate solar modules

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1399095A (en) * 2001-07-20 2003-02-26 北京亚都科技股份有限公司 Sunlight collecting and conducting system
CN201363926Y (en) * 2009-02-05 2009-12-16 郭学才 Sunlight condensing device
JP2012038954A (en) * 2010-08-09 2012-02-23 Mitaka Koki Co Ltd Condensing photovoltaic power generation system
CN203837297U (en) * 2014-05-23 2014-09-17 杨发 Solar heat collection device with reflective mirror array
CN105650905A (en) * 2016-01-25 2016-06-08 山东中信能源联合装备股份有限公司 Light condensation heat collector based on composite paraboloid
US20160164454A1 (en) * 2012-04-09 2016-06-09 Brightleaf Technologies Inc. Coaxial Drive Tracking System for Use with Photovoltaic Systems

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1399095A (en) * 2001-07-20 2003-02-26 北京亚都科技股份有限公司 Sunlight collecting and conducting system
CN201363926Y (en) * 2009-02-05 2009-12-16 郭学才 Sunlight condensing device
JP2012038954A (en) * 2010-08-09 2012-02-23 Mitaka Koki Co Ltd Condensing photovoltaic power generation system
US20160164454A1 (en) * 2012-04-09 2016-06-09 Brightleaf Technologies Inc. Coaxial Drive Tracking System for Use with Photovoltaic Systems
CN203837297U (en) * 2014-05-23 2014-09-17 杨发 Solar heat collection device with reflective mirror array
CN105650905A (en) * 2016-01-25 2016-06-08 山东中信能源联合装备股份有限公司 Light condensation heat collector based on composite paraboloid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108923743A (en) * 2018-07-26 2018-11-30 深圳市昂特尔太阳能投资有限公司 Micro high efficiency rate solar modules

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Effective date of registration: 20210106

Address after: 210000 2nd floor, building 7, Huaqingyuan, No.100 Tianjiao Road, Qilin science and Technology Innovation Park, Nanjing, Jiangsu Province

Patentee after: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd.

Address before: 443002 No. 23 Yanjiang Avenue, Yichang City, Hubei Province

Patentee before: CHINA GEZHOUBA GROUP POWER Co.,Ltd.

Patentee before: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd.

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