CN102074606B - Light-concentrating solar comprehensive collecting and reforming unit - Google Patents
Light-concentrating solar comprehensive collecting and reforming unit Download PDFInfo
- Publication number
- CN102074606B CN102074606B CN201010565663XA CN201010565663A CN102074606B CN 102074606 B CN102074606 B CN 102074606B CN 201010565663X A CN201010565663X A CN 201010565663XA CN 201010565663 A CN201010565663 A CN 201010565663A CN 102074606 B CN102074606 B CN 102074606B
- Authority
- CN
- China
- Prior art keywords
- light
- sunlight
- reforming unit
- concentrating solar
- dividing device
- 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 - Fee Related
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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The invention provides a light-concentrating solar comprehensive collecting and reforming unit, comprising a light-concentrating device, a light-dividing device and a plurality of sunlight utilization devices, wherein the light-concentrating device is used for collecting and transmitting sunlight to the light-dividing device; the light-dividing device is used for dividing the collected sunlight into a plurality of independent lights in accordance with wavebands, and the independent lights are respectively transmitted to the corresponding sunlight utilization devices; and the sunlight utilization devices use the sunlight with different wavebands. The light-concentrating solar comprehensive collecting and reforming unit has the advantage that the light-dividing device is configured to divide the incident sunlight in accordance with the different wavebands, and transmit the lights with the different wavebands to the different devices, such as solar illuminators, solar heating/generating devices and the like, thereby realizing the comprehensive utilization for sunlight full spectrum.
Description
Technical field
The present invention relates to area of solar cell, relate in particular to a kind of beam condensing unit and solar energy composite and collect and reforming unit.
Background technology
Sunlight is inexhaustible clean energy resource.The current mode of utilizing to solar energy mainly is to utilize visible light wave range to be used for heating object, generating or illumination.Utilizing the typical case of solar energy heating object to use is the solar water heater that is widely used at present, and to be the sunlight that utilizes directly change into heat energy to the heat effect of object with luminous energy to this device.Be sunlight to be directed into indoor by optical fiber and utilize solar lighting, for example directly throw light in the inner space of basement or large stadium.And utilize solar power generation mainly to refer to solar cell, and utilize semi-conductive photovoltaic effect that light energy conversion is become electric energy, mainly comprise the various forms of solar cells such as monocrystalline silicon, polysilicon and compound semiconductor.
The existing problem that the energy utilization mode of solar energy is faced is, the spectrum Utilizing Resource Pattern of same equipment is single, if the sunlight on the unit are is absorbed by Blast Furnace Top Gas Recovery Turbine Unit (TRT), just can not be used for simultaneously throwing light on, if just absorbed and to be used for simultaneously generating electricity and illumination by heater.And each equipment has in fact only utilized the spectrum resource of a certain wave band, for example the main utilization of heating is infrared band, what illumination utilized is visible light wave range, and the wave band that generating utilizes then is certain wave band that the energy gap by the PN junction of solar cell determines.
Summary of the invention
Technical problem to be solved by this invention is, a kind of concentrating solar comprehensive collection and reforming unit are provided, and can realize the comprehensive utilization to the full spectrum of sunlight.
In order to address the above problem, the invention provides a kind of concentrating solar comprehensive collection and reforming unit, comprise beam condensing unit, also comprise light-dividing device and a plurality of sunlight use device; Described beam condensing unit is used for collecting sunlight and conducting to light-dividing device; Described light-dividing device is separated into independently light of multi beam with the sunlight of collecting according to wave band, and imports respectively corresponding sunlight use device into; Described a plurality of sunlight use device utilizes the sunlight of different-waveband separately.
As optional technical scheme, each bar all comprises at least a in ultraviolet light, visible light and the infrared light independently of one another in the multi beam independence light that described light-dividing device separates, and sunlight use device correspondence comprises solar illumination apparatus and solar energy heating/Blast Furnace Top Gas Recovery Turbine Unit (TRT).
As optional technical scheme, described light-dividing device comprises one or more filter plate, described filter plate can be with the light transmission of a designated band, and the light of all the other each wave bands is reflected, the light of each filter plate reflection different-waveband, the filtering material of described filter plate is selected from the double-deck coating materials that refractive index has different.
As optional technical scheme, described light-dividing device comprises a visible light filter plate, the filtering material of described visible light filter plate is such as but not limited to silicon dioxide and tantalum pentoxide, and described visible light filter plate can be with visible transmission, and with the light reflection of infrared and ultraviolet band.
As optional technical scheme, described light-dividing device further comprises a total reflection sheet, and described total reflection sheet all has reflex to the visible light of all wave bands
As optional technical scheme, described solar illumination apparatus comprises glass cone post and a photoconductive tube, and the larger end of diameter of described glass cone post is aimed at from the isolated visible light of light-dividing device the end alignment light conduit that diameter is less.
As optional technical scheme, described photoconductive tube is selected from a kind of in hollow plastic tube, glass fibre, plastic optical fibre and the solid core fibres.
As optional technical scheme, further comprise the sunlight light-chasing device.
As optional technical scheme, described light-chasing device is built-in with the relation of position of sun and longitude and latitude and time, can collect and the on-site longitude and latitude of reforming unit and time by reading described solar energy composite, automatically calculate the position of the sun, to realize following spot to sunlight.
As optional technical scheme, described light-chasing device further comprises two stepping motors, and one of them motor is realized the angle scanning on the horizontal plane, and the another one motor is realized the angle scanning of vertical direction.
The invention has the advantages that: by light-dividing device is set, sunlight to incident separates according to different wave bands, the light of different-waveband is directed into different devices, and such as solar illumination apparatus and solar energy heating/Blast Furnace Top Gas Recovery Turbine Unit (TRT) etc. is to realize the comprehensive utilization to the full spectrum of sunlight.The present invention can make ultraviolet arrive infrared light can both all arrive effectively utilization.That visible light is used for improving is indoor, the illumination in inferior space, meanwhile, harmful ultraviolet, and carry the maximum infrared band sunlight of heat and be collected in specific water heater or the Photospot solar is used for heating or power supply.
By the total reflection sheet further is set, when not needing to throw light on, all spectrum all is switched in the condenser system, is used for generating or heating.
By the automatic light tracking system without detector further is set, so that the comprehensive utilization ratio of sunlight is the highest.
Description of drawings
It is the structural representation of the described concentrating solar comprehensive collection of the specific embodiment of the present invention and reforming unit shown in the accompanying drawing 1A.
Accompanying drawing 1B is the structural representation of drawing concentrating solar comprehensive collection shown in the accompanying drawing 1A and reforming unit from other direction.
It is the structural representation of the described beam condensing unit of the specific embodiment of the present invention shown in the accompanying drawing 2A.
Accompanying drawing 2B is the light path sketch of beam condensing unit shown in the accompanying drawing 2A.
Accompanying drawing 3A is the structural representation of the described light-dividing device of the specific embodiment of the present invention and the sunlight use device that cooperates with it.
Accompanying drawing 3B is when adopting silicon dioxide and tantalum pentoxide as the filtering material, concerns schematic diagram between incident wavelength and the transmissivity.
Accompanying drawing 3C is the structural representation of the solar illumination apparatus shown in accompanying drawing 1B and the accompanying drawing 3A.
Embodiment
Elaborate below in conjunction with the embodiment of accompanying drawing to a kind of concentrating solar comprehensive collection provided by the invention and reforming unit.
Be the structural representation of the described concentrating solar comprehensive collection of this embodiment and reforming unit shown in the accompanying drawing 1A, comprise base 10, support 11, beam condensing unit 12 and light-chasing device 14.After solar irradiation is incident upon beam condensing unit 12, be focused to the center of beam condensing unit 12 and be incident upon the back side of beam condensing unit 12 shown in Figure 1, be provided with (hereinafter will be described in detail) such as light-dividing device and sunlight use devices herein, sunlight is further utilized.Light-chasing device 14 comprises two stepping motors, and one of them motor is realized the angle scanning on the horizontal plane, and the another one motor is realized the angle scanning of vertical direction.The gear 141 that is arranged on base 10 horizontal planes shown in Figure 1 is realized the Electric Machine Control of horizontal plane angle surface sweeping, and stepping motor drives beam condensing unit 12 by turbine and worm (gear) structure, realizes the angle scanning on the horizontal plane.
Accompanying drawing 1B is the structural representation of drawing concentrating solar comprehensive collection shown in the accompanying drawing 1A and reforming unit from other direction, can see the structure that in accompanying drawing 1A, is blocked, comprise light-dividing device 13, solar illumination apparatus 151 and consist of light-chasing device 14 another vertically disposed gears 142.The sunlight that beam condensing unit 12 is collected is conducted to light-dividing device 13.Light-dividing device 13 is separated into independently light of multi beam with the sunlight of collecting according to wave band, and imports respectively corresponding sunlight use device into, and this embodiment namely comprises solar illumination apparatus 151, and what this device utilized is the visible light wave range of sunlight.Vertically disposed gear 142 is connected with beam condensing unit 12 by bearing, so that beam condensing unit 12 is realized the angle scanning of vertical direction.
During the implementation of light-chasing device 12 had a lot, present embodiment had adopted the light-chasing device that is built-in with position of sun and longitude and latitude and time relation data storehouse.Light-chasing device 12 is collected and the on-site longitude and latitude of reforming unit and time by reading solar energy composite, automatically calculates the position of the sun, and drives the angle scanning on two stepping motors realization horizontal planes and the vertical plane, to realize the tracking to sunlight.This automatic light tracking advantage of system is to have save the position of sun detector, thereby has reduced the extra power consumption that drives detector and bring and saved the shared solar light irradiation area of detector, has therefore improved the comprehensive utilization ratio of sunlight.
Be the structural representation of the described beam condensing unit 12 of this embodiment shown in the accompanying drawing 2A, comprise two confocal paraboloidal reflectors, the first reflector 21 and the second reflector 22, and a glass lens 23.The area of the first reflector 21 is greater than the area of the second reflector 22, and both are oppositely arranged be used to gathering and compressing sunlight, and the effect of glass lens 23 is the solar light focusing after the compression so that later use.
Accompanying drawing 2B is the light path sketch of beam condensing unit shown in the accompanying drawing 2A.Can clearly find out from accompanying drawing 2B, two reflectors 21 and 22 reflecting surface are oppositely arranged, and focus overlaps, and the sunlight that is radiated on the first reflector 21 is gathered on the area that the second reflector 22 comprises, so that sunlight more easily focuses on by two secondary reflections.The center of the first reflector 21 has a through hole, and glass lens 23 is arranged on this through hole, and specifically, glass lens is arranged on the light path by the reflection ray of the second reflector 22, to focus on the parallel sunlight that reflects from the second reflector 22.Can find out from top narration, beam condensing unit 12 can be with larger area incident solar light focusing on a very little focus, accepts and processes thereby be convenient to the rear end.A kind of implementation of above beam condensing unit 12, those skilled in that art can also design the beam condensing unit of other structures, reach the purpose that sunlight is gathered.
Accompanying drawing 3A is the structural representation of the described light-dividing device 13 of this embodiment and the sunlight use device that cooperates with it.Light-dividing device 13 comprises a visible light filter plate 31 and a total reflection sheet 32, and both are fixed on the rotating mechanism 33.The sunlight use device comprise that solar illumination apparatus 151 and device of solar generating 152(device of solar generating 152 herein also replaces with solar heat collector).Visible light filter plate 131 is made of glass and the filtering material that is coated in glass surface.The filtering material is selected from the double-deck coating materials that different is arranged in refractive index, and such as but not limited to the double-deck rete that silicon dioxide and tantalum pentoxide consist of, this visible light filter plate 131 can be with visible transmission, and light infrared and ultraviolet band is reflected.Therefore in the two-beam that separates, a branch of visible light that comprises, and another bundle comprises infrared light and ultraviolet light.The effect of total reflection sheet 32 is to drive this total reflection sheet 32 to the position of the visible light filter plate 31 shown in the accompanying drawing 3A by rotating mechanism 33, cut off incident light and enter to solar illumination apparatus 151, play the effect of optical switch, on the other hand, when device of solar generating 152(or solar heat collector) when needing visible light to participate in, total reflection sheet 32 can play visible light is directed into device of solar generating 152(or solar heat collector) effect.
Also can be by changing the filtering material of light-dividing device 13, make each bar in the multi beam independence light that separates all comprise independently of one another at least a in ultraviolet light, visible light and the infrared light.For example be separated into a branch of visible light and infrared light, and another bundle is ultraviolet light, perhaps a branch of is visible light and ultraviolet light, and another bundle is infrared light etc.
Accompanying drawing 3B is when adopting silicon dioxide and tantalum pentoxide as the filter coating materials, relation between incident wavelength and the transmissivity, as can be seen from the figure, visible light wave range at 400～800nm, the transmissivity of incident light is near 100%, and at the infrared band of 800～1200nm and the ultraviolet band below the 400nm, the transmissivity of incident light approaches and 0.That is to say, the infrared and ultraviolet band on ordinary meaning, incident light is reflected, and at visible light wave range, the whole transmissions of incident light.Although there is again the situation of part transmission in the part outside the 1400nm wavelength, because sunlight is very weak in the intensity of this wave band, therefore be not taken into account.
Accompanying drawing 3C is the structural representation of the solar illumination apparatus 151 shown in accompanying drawing 1B and the accompanying drawing 3A, comprises glass cone post 351 and a photoconductive tube 353.The shape of glass cone post 351 is cylinders, and the diameter of end face and bottom surface is not identical.The larger end of diameter of glass cone post 351 is aimed at the visible light that transmits from the visible light filter plate 131 of light-dividing device 13, the end alignment light conduit 353 that diameter is less, diameter than small end should be consistent with the diameter of photoconductive tube 353, in order to visible light all is directed into photoconductive tube 353.Glass cone post 351 can also make light being evenly distributed therein, prepares for the rear end receives.Photoconductive tube 353 is selected from a kind of in hollow plastic tube, glass fibre, plastic optical fibre and the solid core fibres.The effect of photoconductive tube 353 is drawn light from the end of glass cone post 351, receive the underground space or lucifuge place, realizes the natural lighting to the lucifuge place.
The device of solar generating 152 of accompanying drawing 3A indication can be the concentrating solar electricity generation module, if replace solar heat collector, then can be the vacuum collecting heat pipe type heating module.Certainly, also can be thermoelectric device for interchanging etc.Thermoelectric device for interchanging refers in the situation that device of solar generating and solar heat collector and deposit will select to import device of solar generating or solar heat collector from the reverberation of light-dividing device 13 as required.So-called concentrating solar electricity generation module specifically can be that solar energy composite is collected and reforming unit, comprise with monocrystalline silicon, polysilicon or compound semiconductor are collected and reforming unit as the solar energy composite of basic material, herein even many group solar energy composites can further be set collect and reforming units, every group of solar energy composite collected with the absorbing wavelength of reforming unit different, and employing and light-dividing device 13 similarly install, the light of different-waveband is dispensed to different solar energy composite collection and reforming unit, to realize the combined type utilization to sunlight, this kind design also should be considered as within technical conceive scope of the present invention.
The present invention can make ultraviolet can both utilize to effective to infrared light: visible light is when having lighting demand, can be used for improving indoor, the illumination in inferior space, meanwhile, harmful ultraviolet, and carry the maximum infrared band sunlight of heat and be collected in specific water heater or the Photospot solar, be used for heating or power supply.When not needing to throw light on, all spectrum all is switched in generating/heating module, is used for generating or heating.Native system adopts the automatic light tracking system without detector, so that the comprehensive utilization ratio of sunlight is the highest.
The above only is preferred implementation of the present invention; should be pointed out 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 improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. a concentrating solar comprehensive collection and reforming unit comprise beam condensing unit, light-dividing device and a plurality of sunlight use device;
Described beam condensing unit is used for collecting sunlight and conducting to light-dividing device;
Described light-dividing device is separated into independently light of multi beam with the sunlight of collecting according to wave band, and imports respectively corresponding sunlight use device into;
Described a plurality of sunlight use device utilizes the sunlight of different-waveband separately;
It is characterized in that, described light-dividing device comprises a visible light filter plate and a total reflection sheet, both are fixed on the rotating mechanism, drive both positions by rotating mechanism, allow or cut off incident light to enter to solar illumination apparatus, described total reflection sheet all has reflex to the visible light of all wave bands.
2. concentrating solar comprehensive collection according to claim 1 and reforming unit is characterized in that, the visible light filter plate of described light-dividing device can be with the light transmission of visible light wave range, and make the light reflection of all the other each wave bands.
3. concentrating solar comprehensive collection according to claim 1 and 2 and reforming unit is characterized in that, the filtering material of the visible light filter plate in the described light-dividing device is selected from the discrepant double-deck coating materials of refractive index.
4. concentrating solar comprehensive collection according to claim 3 and reforming unit, it is characterized in that, the double-deck coating materials that consists of described visible light filter plate is respectively silicon dioxide and tantalum pentoxide, and this visible light filter plate can be with visible transmission, and with the light reflection of infrared and ultraviolet band.
5. concentrating solar comprehensive collection according to claim 1 and reforming unit, it is characterized in that, described solar illumination apparatus comprises glass cone post and a photoconductive tube, the larger end of diameter of described glass cone post is aimed at from the isolated visible light of light-dividing device the end alignment light conduit that diameter is less.
6. concentrating solar comprehensive collection according to claim 1 and reforming unit is characterized in that, further comprise the sunlight light-chasing device.
7. concentrating solar comprehensive collection according to claim 6 and reforming unit, it is characterized in that, described light-chasing device is built-in with the relation of position of sun and longitude and latitude and time, can collect and the on-site longitude and latitude of reforming unit and time by reading described solar energy composite, automatically calculate the position of the sun, to realize following spot to sunlight.
8. according to claim 6 or 7 described concentrating solar comprehensive collection and reforming units, it is characterized in that, described light-chasing device further comprises two stepping motors, and one of them motor is realized the angle scanning on the horizontal plane, and the another one motor is realized the angle scanning of vertical direction.
?
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010565663XA CN102074606B (en) | 2010-11-30 | 2010-11-30 | Light-concentrating solar comprehensive collecting and reforming unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010565663XA CN102074606B (en) | 2010-11-30 | 2010-11-30 | Light-concentrating solar comprehensive collecting and reforming unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102074606A CN102074606A (en) | 2011-05-25 |
| CN102074606B true CN102074606B (en) | 2013-03-06 |
Family
ID=44033054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010565663XA Expired - Fee Related CN102074606B (en) | 2010-11-30 | 2010-11-30 | Light-concentrating solar comprehensive collecting and reforming unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102074606B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109289727A (en) * | 2018-08-20 | 2019-02-01 | 昆明理工大学 | A kind of separate type spectrum solar energy photocatalytic reaction system |
| CN113154327A (en) * | 2021-04-12 | 2021-07-23 | 东华大学 | Light splitting type solar energy transmission system |
| CN114132981B (en) * | 2021-12-14 | 2023-01-06 | 西安交通大学 | Desalination system and method based on solar light splitting-radiation cooling |
| CN114415359A (en) * | 2022-01-19 | 2022-04-29 | 中国人民解放军国防科技大学 | Lighting device based on solar energy convergence power generation |
| CN114321821A (en) * | 2022-01-19 | 2022-04-12 | 中国人民解放军国防科技大学 | Lighting device suitable for leading-in type sunlight lighting system and light following method thereof |
| CN114366832B (en) * | 2022-01-19 | 2023-11-10 | 中国人民解放军国防科技大学 | Leading-in type sunlight illumination and antibacterial mildew removal system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1313490A (en) * | 2001-04-09 | 2001-09-19 | 周文君 | Multifunctional light-gathering mixer using solar energy in full spectrum |
| CN101155546A (en) * | 2005-02-15 | 2008-04-02 | 爱尔康公司 | High throughput endo-illuminator probe |
| CN201360011Y (en) * | 2009-02-05 | 2009-12-09 | 浙江同星光电科技有限公司 | Multi-functional solar spectrum utilization device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6895145B2 (en) * | 2001-08-02 | 2005-05-17 | Edward Ho | Apparatus and method for collecting light |
| GB2431513B (en) * | 2005-10-21 | 2008-06-04 | Imp College Innovations Ltd | Solar concentrators |
-
2010
- 2010-11-30 CN CN201010565663XA patent/CN102074606B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1313490A (en) * | 2001-04-09 | 2001-09-19 | 周文君 | Multifunctional light-gathering mixer using solar energy in full spectrum |
| CN101155546A (en) * | 2005-02-15 | 2008-04-02 | 爱尔康公司 | High throughput endo-illuminator probe |
| CN201360011Y (en) * | 2009-02-05 | 2009-12-09 | 浙江同星光电科技有限公司 | Multi-functional solar spectrum utilization device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102074606A (en) | 2011-05-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101660845B (en) | Secondary reflection light gathering and heat collecting device with compound curved surface | |
| US7558452B2 (en) | Apparatus and method for collecting energy | |
| CN102074606B (en) | Light-concentrating solar comprehensive collecting and reforming unit | |
| KR101313723B1 (en) | structure for condensing sunlight and Apparatus for transmitting sunlight | |
| CN104849844A (en) | Dish type Fresnel reflection concentration method and apparatus thereof | |
| CN103199743A (en) | Controllable double-state light-reflection light-gathering solar heat collection generating set | |
| CN101581502B (en) | Trough-type consequent focus solar condensator for axial light transmitting | |
| CN111271882A (en) | Long-life spectrum light splitting and light condensing integrated photovoltaic thermal module, system and method | |
| JP2012225611A (en) | Solar collecting device, and solar energy utilization system | |
| CN102384426B (en) | Multifunctional full spectrum sunlight utilizing device | |
| CN201994877U (en) | Light-focusing type solar energy comprehensive collection and conversion device | |
| CN103095176A (en) | Concentrator photovoltaic double generation assembly | |
| CN102486284A (en) | Novel solar illumination device | |
| CN108507199A (en) | A kind of solar energy light gathering and heat collecting system and method | |
| CN102356345A (en) | Solar condensing device | |
| CN101162879A (en) | High power light concentrating photovoltaic system | |
| WO2006039156A2 (en) | Method and apparatus for illuminating a solar cell with indirect sunrays | |
| CN102374478B (en) | Multifunctional full-spectrum sunlight utilizing device | |
| CN103138631A (en) | Solar focusing light and heat separation element | |
| CN201885435U (en) | Dual-revolution paraboloid reflected parallel light-condensing solar thermoelectric light collector | |
| CN101251642A (en) | Free tracking ball lens light gathering applied system | |
| CN203656797U (en) | Solar staged building daylighting and illumination device | |
| CN103017072B (en) | Dome skylight, light-collecting device and illuminating system | |
| KR20100009093U (en) | The solar illumination system which uses the optical fiber | |
| CN211716901U (en) | Long-service-life spectrum light splitting and light condensing integrated photovoltaic thermal module and control system thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20131130 |