CN204334457U - A kind of large tolerance Wireless power transmission light path assembles transmission system - Google Patents
A kind of large tolerance Wireless power transmission light path assembles transmission system Download PDFInfo
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- CN204334457U CN204334457U CN201420843991.5U CN201420843991U CN204334457U CN 204334457 U CN204334457 U CN 204334457U CN 201420843991 U CN201420843991 U CN 201420843991U CN 204334457 U CN204334457 U CN 204334457U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
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Abstract
The utility model discloses a kind of large tolerance Wireless power transmission light path and assemble transmission system, comprise a three-dimensional CPC, the exit portal of three-dimensional CPC is provided with a photovoltaic cell battle array, the overhung once speculum of described three-dimensional CPC, primary event mirror is planar structure, the entrance port of three-dimensional CPC is arranged with some air diffusers in parallel, and air diffuser is the taper with high reverse--bias surface; Three-dimensional CPC, air diffuser and photovoltaic cell battle array form a relatively-stationary system unit, and on space orbit, this system unit and primary event mirror form the structure of a gravity gradient stabilization jointly; Incident sun beam reflection is transmitted to three-dimensional CPC by primary event mirror, when reflected sunlight bundle arrives three-dimensional CPC entrance port, light beam irradiates is on air diffuser, by the surface reflection of air diffuser, change transmission direction, enter in three-dimensional CPC chamber with disordered state, through a few secondary reflection of three-dimensional CPC wall, last uniform irradiation, on photovoltaic cell battle array surface, completes opto-electronic conversion.
Description
Technical field
The utility model relates to application of solar, and specifically, the utility model relates to a kind of large tolerance Wireless power transmission light path and assembles transmission system.
Background technology
Space solar radiation stabilized, energy-flux density are large, irradiation time is long, develop space solar resource and have great importance to the shortage of alleviation Ground Energy Sources, promotion Ecological Civilization Construction.Electric energy by concentrating photovoltaic power generation, and is transferred to ground with the form of microwave by Wireless power transmission, is a kind of novel Solar use scheme.Wireless power transmission assembles transmission system, photovoltaic cell battle array and microwave emitter composition primarily of sunlight.Wherein sunlight assembles collection convergence and the transmission adjusting function that transmission system bears sun light beam, is one of Wireless power transmission key components.
Space solar is a kind of aboundresources and stable renewable new forms of energy, develop space solar resource to readjusting the energy structure, energy-saving and emission-reduction, improve the ecological environment very important.Wireless power transmission is the effective means developing space solar resource, has caused extensive concern both domestic and external.Solar energy collecting and transmission system are one of key components of Wireless power transmission, perform solar energy collecting and allotment function.Different according to technical characterstic, existing two kinds of Wireless power transmission solar energy collectings and transmission plan at present.
On State Intellectual Property Office of the People's Republic of China website, find the patent relevant to the utility model 2, specifying information is as follows:
(1) utility model title: the symmetrical expression two-stage plane reflection method for congregating being applied to Wireless power transmission
Application number: 2014100033804
Inventor: Meng Xianlong; Xiaxin woods; Grandson creates; Dai Guilong
Summary: the symmetrical expression two-stage plane reflection method for congregating being applied to Wireless power transmission, relates to a kind of symmetrical expression two-stage plane reflection method for congregating.There is focusing energy stream skewness, light spot shape and not mate with solar cell shape in order to solve current solar energy lens system scheme and to follow the tracks of the high problem of difficulty.Set up reflecting system: arrange an one-level off-axis parabolic reflector respectively in the both sides of solar panel, two one-level off-axis parabolic reflectors are arranged for axial symmetry with the optical axis perpendicular to solar panel, are arranged symmetrically with a secondary tapered plane speculum in the focus both sides of two one-level off-axis parabolic reflectors respectively; Two of solar panel surface presentation ellipse hot spots are overlapped completely, asks for the optimum structure parameter of reflecting system, tracking error regulation and control are carried out to reflecting system; By regulating and controlling reflecting system in orbit under two dimensions, solar array is made to realize focusing energy stream.It is for Wireless power transmission focusing energy stream.
(2) utility model title: the film reflector that a kind of power density is adjustable light collecting space solar cumulative station
Application number: 201410060933X
Inventor: Jia Haipeng; Yang Jie; Hou Xinbin; Wang Li; Zhang Xinghua
Summary: the film reflector that a kind of power density is adjustable light collecting space solar cumulative station, comprises spacecraft platform, optical system and optical path adjusting mechanism; Described optical system comprises main condenser, secondary condenser and plane mirror; Main condenser and secondary condenser reversed arrangement and optical axis coincidence, by the normal distance between the main condenser of optical path adjusting institutional adjustment and secondary condenser, change the power density of output beam; By the angle of optical path adjusting institutional adjustment plane mirror, and then change the direction of output beam; The light of reflection to secondary condenser, is carried out secondary condensation back reflection to plane mirror by secondary condenser through main optically focused border light gathering reflector by sunlight, by plane mirror by beam reflection to target.
It is that tracking accuracy and slotted-type reflector surface type require high that existing space solar power station light path is assembled with the maximum deficiency of transmission plan, due to the size very large (radius is km level) of Wireless power transmission collector, meeting to follow the tracks of requires very difficult with surface precision, and technology realizability is poor.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, there is provided a kind of tracking accuracy require low, reflector surface precision is low, assemble transmission system without the need to the large tolerance Wireless power transmission light path of active cooling, the technical difficulty of effective reduction Wireless power transmission optic path, effectively improves technology realizability and the engineering practical value of Wireless power transmission.
The technical scheme that the utility model provides is: a kind of large tolerance Wireless power transmission light path assembles transmission system, comprise a three-dimensional CPC, the exit portal of three-dimensional CPC is provided with a photovoltaic cell battle array, the overhung once speculum of described three-dimensional CPC, primary event mirror is planar structure, the entrance port of three-dimensional CPC is arranged with some air diffusers in parallel, and air diffuser is the taper with high reverse--bias surface; Three-dimensional CPC, air diffuser and photovoltaic cell battle array form a relatively-stationary system unit, and on space orbit, this system unit and primary event mirror form the structure of a gravity gradient stabilization jointly; Incident sun beam reflection is transmitted to three-dimensional CPC by primary event mirror, when reflected sunlight bundle arrives three-dimensional CPC entrance port, light beam irradiates is on air diffuser, by the surface reflection of air diffuser, change transmission direction, enter in three-dimensional CPC chamber with disordered state, through a few secondary reflection of three-dimensional CPC wall, last uniform irradiation, on photovoltaic cell battle array surface, completes opto-electronic conversion.
Described air diffuser is handstand pyramidal structure.
Described air diffuser is conical structure or pyramidal structure.
The cone angle of described air diffuser is 2 β, and the acceptance angle of three-dimensional CPC is 2 α, 2 β < α, β=0.5 α-(3 ° ~ 5 °);
Wherein, α is the reception half-angle of three-dimensional CPC, α=40 ° ~ 50 °.
Described primary event mirror can freely swing around central point, adjustment direction.
The beneficial effects of the utility model are:
(1) primary event mirror freely can rotate around central point, by sun light beam bounce transmission incident within the scope of larger angle to cell panel, effectively extends power station generating dutation in-orbit.
(2) entrance port of three-dimensional CPC is furnished with air diffuser, by air diffuser surface reflection, injects in three-dimensional CPC chamber by incident sun light beam with disordered state, effectively can improve the solar energy current density distributing homogeneity on photovoltaic battery array surface.Improve the generating efficiency of photovoltaic array.
(3) three-dimensional CPC is a kind of collector based on rim ray principle design, and the sun light beam injected in acceptance angle can be transferred on the photovoltaic battery panel of exit portal, greatly reduces the tracking accuracy requirement of lens system.Sun light beam is mainly in three-dimensional CPC intracavity reflecting transmission simultaneously, and each transmission range is shorter, greatly reduces the surface precision requirement of three-dimensional CPC.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, by referring to detailed description below, more completely can understand the utility model better and easily learn wherein many adjoint advantages, but accompanying drawing described herein is used to provide further understanding of the present utility model, form a part of the present utility model, schematic description and description of the present utility model, for explaining the utility model, does not form improper restriction of the present utility model, wherein:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of air diffuser in Fig. 1;
Fig. 3 is the structural representation of another embodiment of air diffuser in Fig. 1;
Fig. 4 is the structural representation of another embodiment of air diffuser in Fig. 1.
Embodiment
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in further detail the utility model below in conjunction with the drawings and specific embodiments.
With reference to figure 1, the one that the utility model provides large tolerance Wireless power transmission light path assembles transmission system, comprise a three-dimensional CPC1, the exit portal of three-dimensional CPC1 is provided with a photovoltaic cell battle array 2, the overhung once speculum 3 of three-dimensional CPC1, primary event mirror 3 is planar structure, and primary event mirror 3 can freely swing around central point, adjustment direction.The entrance port of three-dimensional CPC1 is arranged with some air diffusers 4 in parallel, and air diffuser 4 is for having the handstand pyramidal structure on high reverse--bias surface, and the air diffuser of the present embodiment is conical structure;
Composition graphs 2, the cone angle of the air diffuser of the present embodiment is 2 β, and the acceptance angle of three-dimensional CPC is 2 α, for ensureing that all secondary reflection beam Propagation directions receive in half angle at three-dimensional CPC, 2 β < α, β=0.5 α-(3 ° ~ 5 °);
Wherein, α is the reception half-angle of three-dimensional CPC, α=40 ° ~ 50 °.
Three-dimensional CPC1, air diffuser 4 and photovoltaic cell battle array 2 form a relatively-stationary system unit, and on space orbit, this system unit and primary event mirror form the structure of a gravity gradient stabilization jointly; Incident sun beam reflection is transmitted to three-dimensional CPC1 by primary event mirror 3, when reflected sunlight bundle arrives three-dimensional CPC1 entrance port, light beam irradiates is on air diffuser 4, by the surface reflection of air diffuser 4, change transmission direction, enter in three-dimensional CPC1 chamber with disordered state, through a few secondary reflection of three-dimensional CPC1 wall, last uniform irradiation, on photovoltaic cell battle array surface, completes opto-electronic conversion.
In the above-described embodiments, air diffuser 4 is the conical structure stood upside down, and sees Fig. 2.In addition air diffuser 4 can also be designed to the orthopyramid structure of handstand, and bottom surface is as shown in Figure 3 tetragonal rectangular pyramid structure, or bottom surface is hexagonal hexagonal pyramid structure, goes out as shown in Figure 4.
The explanation of above example just understands core concept of the present utility model for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (5)
1. a large tolerance Wireless power transmission light path assembles transmission system, comprise a three-dimensional CPC, the exit portal of three-dimensional CPC is provided with a photovoltaic cell battle array, it is characterized in that, the overhung once speculum of described three-dimensional CPC, primary event mirror is planar structure, and the entrance port of three-dimensional CPC is arranged with some air diffusers in parallel, and air diffuser is the taper with high reverse--bias surface; Three-dimensional CPC, air diffuser and photovoltaic cell battle array form a relatively-stationary system unit, and on space orbit, this system unit and primary event mirror form the structure of a gravity gradient stabilization jointly; Incident sun beam reflection is transmitted to three-dimensional CPC by primary event mirror, when reflected sunlight bundle arrives three-dimensional CPC entrance port, light beam irradiates is on air diffuser, by the surface reflection of air diffuser, change transmission direction, enter in three-dimensional CPC chamber with disordered state, through a few secondary reflection of three-dimensional CPC wall, last uniform irradiation, on photovoltaic cell battle array surface, completes opto-electronic conversion.
2. one according to claim 1 large tolerance Wireless power transmission light path assembles transmission system, and it is characterized in that, described air diffuser is handstand pyramidal structure.
3. one according to claim 2 large tolerance Wireless power transmission light path assembles transmission system, and it is characterized in that, described air diffuser is conical structure or pyramidal structure.
4. one according to claim 2 large tolerance Wireless power transmission light path assembles transmission system, it is characterized in that, the cone angle of described air diffuser is 2 β, and the acceptance angle of three-dimensional CPC is 2 α, 2 β < α, β=0.5 α-(3 ° ~ 5 °);
Wherein, α is the reception half-angle of three-dimensional CPC, α=40 ° ~ 50 °.
5. one according to claim 1 large tolerance Wireless power transmission light path assembles transmission system, and it is characterized in that, described primary event mirror can freely swing around central point, adjustment direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420843991.5U CN204334457U (en) | 2014-12-26 | 2014-12-26 | A kind of large tolerance Wireless power transmission light path assembles transmission system |
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| CN201420843991.5U CN204334457U (en) | 2014-12-26 | 2014-12-26 | A kind of large tolerance Wireless power transmission light path assembles transmission system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617869A (en) * | 2014-12-26 | 2015-05-13 | 福建工程学院 | Large tolerance space of solar power station light path collection and transmission system |
| CN109612124A (en) * | 2018-11-21 | 2019-04-12 | 江苏科技大学 | A kind of groove type solar cogeneration system |
-
2014
- 2014-12-26 CN CN201420843991.5U patent/CN204334457U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617869A (en) * | 2014-12-26 | 2015-05-13 | 福建工程学院 | Large tolerance space of solar power station light path collection and transmission system |
| CN109612124A (en) * | 2018-11-21 | 2019-04-12 | 江苏科技大学 | A kind of groove type solar cogeneration system |
| CN109612124B (en) * | 2018-11-21 | 2020-06-30 | 江苏科技大学 | Slot type solar cogeneration device |
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