CN207603554U - A kind of composite concentration solar energy photovoltaic generator - Google Patents
A kind of composite concentration solar energy photovoltaic generator Download PDFInfo
- Publication number
- CN207603554U CN207603554U CN201721170076.4U CN201721170076U CN207603554U CN 207603554 U CN207603554 U CN 207603554U CN 201721170076 U CN201721170076 U CN 201721170076U CN 207603554 U CN207603554 U CN 207603554U
- Authority
- CN
- China
- Prior art keywords
- compound parabolic
- parabolic reflector
- solar energy
- energy photovoltaic
- concentration solar
- 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
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
- Y02E10/52—PV systems with concentrators
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model provides a kind of composite concentration solar energy photovoltaic generator, it includes compound parabolic reflector, the compound parabolic reflector is up big and down small, lens are equipped at the upper opening of the compound parabolic reflector, the bottom of the compound parabolic reflector is equipped with photovoltaic cell, the inner surface of the compound parabolic reflector is equipped with silver-colored reflective surface, and the inner surface of the compound parabolic reflector is that parabola is rotated by 360 ° to obtain around y-axis.Using the technical solution of the utility model, can utilization be assembled into the direct projection of sunlight and scattering light simultaneously, and in certain incident angle range, the present apparatus can be converged to light at the photovoltaic cell of bottom using the complex reflex focusing light effect of compound parabolic reflector, therefore being not required to the tracking sun can also realize that the aggregation to sunlight utilizes, and improve light concentrating times.
Description
Technical field
The utility model is related to a kind of solar energy photovoltaic generator more particularly to a kind of composite concentration photovoltaics
Power generator.
Background technology
Concentrating solar generation technology be by concentrator by sunlight gather on the photovoltaic module compared with small area with
The electrical power output for improve intensity of illumination, reducing photovoltaic area and increase unit area battery component.Therefore, this technology can be with
The dosage of photovoltaic cell is greatly decreased, and increased beam condensing unit cost generally significantly less than reaches same load and requires institute increased
Battery cost, it is even more so especially relative to high-efficiency photovoltaic battery, therefore advantageously reduce photovoltaic generating system cost.Mesh
Before, light condensing solar energy power generation device mainly has transmission two major class of light-focusing type and reflective collection-type, for transmission light-focusing type and portion
Divide the concentration solar generating device of reflective collection-type, optically focused utilization can only be carried out to the direct part of sunlight, and scatter
Light part then cannot effectively be focused on, and the type beam condensing unit usually requires that accurate tracking is carried out to the sun to focus；
It is and compound similar to " a kind of compound parabolic transmitting condensing solar power generation plate " that patent publication No. is CN106026898A etc.
Beam condensing unit, although can be not required to the tracking sun can also realize optically focused, while can also gather to the scattering light of portions incident
Jiao Li uses, but its light concentrating times is usually relatively low, if improve light concentrating times, then the only smaller part light of incident angle
Line can just be focused utilization, remaining is largely then reflected.
Utility model content
For more than technical problem, the utility model discloses a kind of composite concentration solar energy photovoltaic generator, solutions
Determined it is existing transmission light-focusing type and part reflective collection-type (such as butterfly optically focused and slot light collection) concentration solar generating
Device can only carry out the direct part of sunlight optically focused utilization, and need the accurate tracking sun that could focus, and scatter light
The deficiencies of part cannot effectively be focused on part.
In this regard, the technical solution of the utility model is：
A kind of composite concentration solar energy photovoltaic generator, including compound parabolic reflector, the compound parabolic
Type reflector is up big and down small, and lens are equipped at the upper opening of the compound parabolic reflector, and the compound parabolic is reflective
The bottom of cup is equipped with photovoltaic cell, and the inner surface of the compound parabolic reflector is equipped with reflective surface, wherein, reflective surface is preferably
Silver-colored reflective surface；What the inner surface of the compound parabolic reflector was rotated by 360 ° by parabola around y-axis, the parabola
Equation be：
As further improvement of the utility model, the lens are Fresnel Lenses.
The operation principle of this technical solution is：When direct sunlight vertical irradiation to lens, after lens reflect
Light is directly focused on the photovoltaic cell of bottom；Diffusion light of the sun is passing through due to being the light from all directions
It is still the scattering light on one way or another after Fresnel Lenses, it is impossible to directly focus on photovoltaic cell, but these are scattered
On the photovoltaic cell that light finally converges to bottom after the silver-plated reflective surface of compound parabolic reflector constantly reflects.It converges to
Sunlight on photovoltaic cell surface, a part by photovoltaic cell be converted to electric energy and via controller be stored into accumulator or
220V exchange electricity outputs are changed into through inverter again to utilize；Rest part sunlight is then converted to thermal energy, and this partial heat energy quilt
Cooling water in water cooling heat exchanger is taken away, and temperature increases after cooling water absorbs heat, domestic hot-water can be used as to utilize.
As further improvement of the utility model, the bottom of the photovoltaic cell is equipped with water cooling heat exchanger.Preferably, institute
It states water cooling heat exchanger and is tightly attached to photovoltaic cell bottom, play cooling effect.
As further improvement of the utility model, the composite concentration solar energy photovoltaic generator includes frame,
Multiple compound parabolic reflectors are equipped in the frame.
As further improvement of the utility model, adjacent water cooling heat exchanger is connected by connecting pipe.
As further improvement of the utility model, the material of the compound parabolic reflector is lightweight hard plastic.
Relative to the prior art, the beneficial effects of the utility model are：
It is reflective using the transmission concentrating light principles and compound parabolic of Fresnel Lenses using the technical solution of the utility model
The direct projection of sunlight and scattering light can be assembled utilization, and in certain incidence by the complex reflex concentrating light principles of cup simultaneously
In angular range, light can be converged to bottom photovoltaic by the present apparatus using the complex reflex focusing light effect of compound parabolic reflector
At battery, therefore it is not required to the tracking sun and can also realizes that aggregation to sunlight utilizes；Compared to tradition only with individually compound
Parabolic concentrator mode, the optically focused that the present apparatus is combined using Fresnel Lenses optically focused with compound parabolic reflector reflecting condensation
Mode improves light concentrating times.
Description of the drawings
Fig. 1 is a kind of structure diagram of composite concentration solar energy photovoltaic generator of the utility model.
Fig. 2 is the structure diagram of the utility model compound parabolic reflector.
Fig. 3 is the parabola schematic diagram of the compound parabolic reflector of the utility model.
Reference numeral includes：1- frames, 2- compound parabolic reflectors, 3- Fresnel Lenses, 4- photovoltaic cells, 5- silver
Reflective surface, 6- water cooling heat exchangers, 7- connecting pipes.
Specific embodiment
Below in conjunction with the accompanying drawings, the preferably embodiment of the utility model is described in further detail.
As depicted in figs. 1 and 2, a kind of composite concentration solar energy photovoltaic generator, including frame 1, the frame 1
Interior to be equipped with multiple compound parabolic reflectors 2, the compound parabolic reflector 2 is up big and down small, and the compound parabolic is reflective
Fresnel Lenses 3 is equipped at the upper opening of cup 2, the bottom of the compound parabolic reflector 2 is equipped with photovoltaic cell 4, institute
The inner surface for stating compound parabolic reflector 2 is coated with silver-colored reflective surface 5, and the inner surface of the compound parabolic reflector 2 is by parabolic
Line BC is rotated by 360 ° around y-axis, as shown in figure 3, the equation of the parabola BC is：
As depicted in figs. 1 and 2, the bottom of the photovoltaic cell is equipped with water cooling heat exchanger 6.Adjacent water cooling heat exchanger 6 is logical
Connecting pipe 7 is crossed to connect.The material of the compound parabolic reflector 2 is duroplasts.
As depicted in figs. 1 and 2, when direct sunlight vertical irradiation to Fresnel Lenses 3, the light after lens reflect
Line is directly focused on the photovoltaic cell 4 of bottom, the transmission concentrating light principles of Fresnel Lenses 3 and the present embodiment it is compound
The direct projection of sunlight and scattering light can be assembled utilization by the complex reflex concentrating light principles of parabolic type reflector 2 simultaneously, and
In certain incident angle range, the present apparatus can be by light using the complex reflex focusing light effect of compound parabolic reflector 2
It converges at the photovoltaic cell of bottom, therefore be not required to the tracking sun can also realize that the aggregation to sunlight utilizes.Compared to tradition only
Using individual composite parabolic spot mode, the present apparatus is poly- using Fresnel Lenses optically focused and the reflection of compound parabolic reflector
The spot mode that light is combined can improve light concentrating times.
The specific embodiment of the above is the better embodiment of the utility model, and it is new not to limit this practicality with this
The specific implementation range of type, the scope of the utility model includes being not limited to present embodiment, all according to the utility model
Shape, the equivalence changes made of structure it is within the protection scope of the present utility model.
Claims (6)
1. a kind of composite concentration solar energy photovoltaic generator, it is characterised in that：It includes compound parabolic reflector, described
Compound parabolic reflector is up big and down small, and lens, the compound throwing are equipped at the upper opening of the compound parabolic reflector
The bottom of object type reflector is equipped with photovoltaic cell, and the inner surface of the compound parabolic reflector is equipped with reflective surface, described compound
The shape of the inner surface of parabolic type reflector meets following parabolical equation：
。
2. composite concentration solar energy photovoltaic generator according to claim 1, it is characterised in that：The lens are phenanthrene
Nie Er lens.
3. composite concentration solar energy photovoltaic generator according to claim 1, it is characterised in that：The photovoltaic cell
Bottom be equipped with water cooling heat exchanger.
4. composite concentration solar energy photovoltaic generator according to claim 3, it is characterised in that：It includes frame,
Multiple compound parabolic reflectors are equipped in the frame.
5. composite concentration solar energy photovoltaic generator according to claim 4, it is characterised in that：Adjacent water cooling is changed
Hot device is connected by connecting pipe.
6. the composite concentration solar energy photovoltaic generator according to claim 1 ~ 5 any one, it is characterised in that：Institute
The material for stating compound parabolic reflector is duroplasts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721170076.4U CN207603554U (en) | 2017-09-13 | 2017-09-13 | A kind of composite concentration solar energy photovoltaic generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721170076.4U CN207603554U (en) | 2017-09-13 | 2017-09-13 | A kind of composite concentration solar energy photovoltaic generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207603554U true CN207603554U (en) | 2018-07-10 |
Family
ID=62755406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721170076.4U Expired - Fee Related CN207603554U (en) | 2017-09-13 | 2017-09-13 | A kind of composite concentration solar energy photovoltaic generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207603554U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109104153A (en) * | 2018-09-07 | 2018-12-28 | 广东工业大学 | A kind of reflection concentration type system |
| CN110877920A (en) * | 2019-12-13 | 2020-03-13 | 北京理工大学 | Underwater solar flexible concentrating photovoltaic-seawater desalination composite system |
| CN112511100A (en) * | 2021-02-07 | 2021-03-16 | 北京缔科新技术研究院(有限合伙) | Novel Fresnel lens concentrating photovoltaic element |
| CN112563364A (en) * | 2021-02-23 | 2021-03-26 | 北京缔科新技术研究院(有限合伙) | Photovoltaic element using solar light wavelength conversion functional material |
| CN112984835A (en) * | 2021-03-31 | 2021-06-18 | 合肥工业大学 | Bionic compound eye type solar non-tracking condenser |
-
2017
- 2017-09-13 CN CN201721170076.4U patent/CN207603554U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109104153A (en) * | 2018-09-07 | 2018-12-28 | 广东工业大学 | A kind of reflection concentration type system |
| CN109104153B (en) * | 2018-09-07 | 2020-02-21 | 广东工业大学 | Reflective light condensing system |
| CN110877920A (en) * | 2019-12-13 | 2020-03-13 | 北京理工大学 | Underwater solar flexible concentrating photovoltaic-seawater desalination composite system |
| CN112511100A (en) * | 2021-02-07 | 2021-03-16 | 北京缔科新技术研究院(有限合伙) | Novel Fresnel lens concentrating photovoltaic element |
| CN112563364A (en) * | 2021-02-23 | 2021-03-26 | 北京缔科新技术研究院(有限合伙) | Photovoltaic element using solar light wavelength conversion functional material |
| CN112984835A (en) * | 2021-03-31 | 2021-06-18 | 合肥工业大学 | Bionic compound eye type solar non-tracking condenser |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207603554U (en) | A kind of composite concentration solar energy photovoltaic generator | |
| CN201259343Y (en) | Multi-surface compound wire focusing groove type solar medium and high temperature heat collection and heat storage system | |
| CN102103258B (en) | Dish condensation-based solar energy secondary condensation frequency division method and device | |
| US9169832B2 (en) | Ground high-temperature high-efficiency solar steam electricity-generating device | |
| CN101709597B (en) | Concentrating solar tile capable of supplying heat and generating power | |
| CN1773190A (en) | Solar energy thermoelectric co-supply system | |
| CN102148589A (en) | High-power solar energy concentrated photovoltaic system based on Cassegrain structure | |
| CN103199743A (en) | Controllable double-state light-reflection light-gathering solar heat collection generating set | |
| CN201409099Y (en) | Solar energy condensing power generation system with cooling device | |
| US20140048117A1 (en) | Solar energy systems using external reflectors | |
| CN202083827U (en) | Disc type condensation based solar energy secondary condensation frequency division apparatus | |
| WO2007079657A1 (en) | High efficient apparatus using solar energy | |
| WO2007134536A1 (en) | A high-performance solar energy device | |
| CN201474196U (en) | Light-concentrated solar tile capable of supplying heat and generating power | |
| CN102638199B (en) | Solar energy point condensation photovoltaic power generation device | |
| CN202918219U (en) | High concentration photovoltaic generating heat supply system | |
| CN101776325B (en) | Compound parabolic condenser combining inside condensation and outside condensation | |
| CN106549632B (en) | A kind of folding photovoltaic and photothermal suitching type beam condensing unit of minute surface | |
| TWI360635B (en) | ||
| CN102914064B (en) | Tower bottom reflecting type solar focusing heat collector | |
| CN209844900U (en) | Non-tracking composite planar bilateral concentrating photovoltaic photo-thermal assembly for building | |
| CN202736958U (en) | Solar condensation power and heat cogeneration module | |
| CN2884537Y (en) | High performance solar plant | |
| CN2911540Y (en) | Solar energy device | |
| TW201312065A (en) | Solar energy collection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180710 Termination date: 20190913 |