CN105737029A - Solar simulator - Google Patents
Solar simulator Download PDFInfo
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- CN105737029A CN105737029A CN201610177682.2A CN201610177682A CN105737029A CN 105737029 A CN105737029 A CN 105737029A CN 201610177682 A CN201610177682 A CN 201610177682A CN 105737029 A CN105737029 A CN 105737029A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/006—Solar simulators, e.g. for testing photovoltaic panels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/007—Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
- F21V7/06—Optical design with parabolic curvature
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides a solar simulator. The solar simulator comprises a light source, a light opening angle correcting device, a light intensity homogenizing device and a light collimation device. Circular light spots formed by the light source have a first opening angle. The light with the first opening angle is irradiated into the light opening angle correcting device. The light opening angle correcting device corrects the light with the first opening angle into approximately parallel light. According to the solar simulator, the opening angle of the light is corrected through the light opening angle correcting device, the light penetration rate is increased, and the efficiency of the light passing through a light homogenizing component and a light collimation component is improved. By adopting the light source with a large opening angle, the light interception rate can be increased, light loss of the light source is reduced, the energy utilization rate is increased, and the penetration rate of the light passing through the light homogenizing component and the light collimation component cannot be reduced. A linear Fresnel lens is adopted as the light collimation component, the cost is low, and installation and adjustment are easy, fast and convenient. The solar simulator has two purposes and can be switched to be a collimation type solar simulator or a disc type solar simulator, so that the solar simulator is convenient and fast to use, and the usage cost is reduced.
Description
Technical field
The present invention relates to technical field of solar, particularly relate to a kind of solar simulator.
Background technology
Collimation formula solar simulator is commonly used in the low energy-flux density field tests of solar energy, and for the sunlight outside direct simulating chamber, pursuit is the uniformity the same with outdoor sunlight and collimation.The light that the light source of collimation formula solar simulator sends has certain subtended angle, this subtended angle makes the aperture ratio of lens in light path increase, namely the diameter of lens increases with the ratio of focal length, deviate from the optimum of aperture ratio, being deteriorated through characteristic of light, additionally the collimation of the even smooth parts in simulator and the collimating components light to inciding surface has certain requirement, the collimation of light is more good, the optical efficiency of even smooth parts and collimating components is more high, this subtended angle also can affect the light optical efficiency by even smooth parts and collimating components, therefore, the light therethrough and the whole efficiency that how to improve collimation formula solar simulator are problems needing research.
Additionally, collimation formula solar simulator whole system to follow pupil linking principle, lampshade bore can not be too big, the degree of depth can not be too deep, such lampshade inner surface is not high to the interception rate of light, cause whole efficiency low (General System efficiency is less than 12%, for instance China's state-of-the-art simulator KM6 system whole efficiency is 10.5%), significantly raised system cost, reduced performance.Although the focusing ratio of dish-style solar simulator is high, whole efficiency is high, and (General System whole efficiency is more than 20%, the simulator whole efficiency of such as University of Minnesota is 29%), but owing to the subtended angle of dish-style solar simulator light source is bigger, it is not suitable for directly as light source applications in collimation formula solar simulator, otherwise by the light therethrough of impact collimation mode simulator and optics efficiency, therefore, how while the light therethrough improving collimation formula solar simulator and optics efficiency, the whole efficiency improving simulator is also a problem needing research.
Furthermore, tradition collimation formula solar simulator is generally adopted the colimated light system of off-axis reflection, and system manufacture, installation, debugging is complicated and involves great expense.And solar energy indoor test field is but without a multipurpose solar simulator being capable of containing the test of high, medium and low energy-flux density simultaneously.
Summary of the invention
(1) to solve the technical problem that
In view of this, present invention is primarily targeted at provide that a kind of whole efficiency is high, light therethrough and optics efficiency height, simple in construction, multipurpose solar simulator that cost is low.
(2) technical scheme
The invention provides a kind of solar simulator, described solar simulator is as the criterion straight solar simulator, comprising: light source, light subtended angle correcting device, light intensity homogenizer and light collimator apparatus, wherein, the light that described light source sends forms a circular light spot 6, described circular light spot the light sent has the first subtended angle θ；What described circular light spot sent has the light extremely described light subtended angle correcting device of the first subtended angle, the described light with the first subtended angle is modified to less parallel light 7 by described light subtended angle correcting device, and revised less parallel light 7 is penetrated by described light subtended angle correcting device；The less parallel light 7 sent by described light subtended angle correcting device is incident to described light intensity homogenizer, the light intensity of described light intensity homogenizer pairing approximation parallel rays homogenizes, and the less parallel light 7 after homogenizing is converted to divergent rays 8 and is penetrated by described light intensity homogenizer；The divergent rays 8 sent by described light intensity homogenizer is incident to described light collimator apparatus, and divergent rays 8 is converted to parallel rays 9, the sunlight that described parallel rays 9 is simulated as solar simulator by described light collimator apparatus.
Preferably, described light subtended angle correcting device is compound parabolic concentrator 3, described compound parabolic concentrator lower ending opening, the described light with the first subtended angle is incident to described compound parabolic concentrator 3 by described lower ending opening, after described compound parabolic concentrator inner surface reflects, become described less parallel light 7, described compound parabolic concentrator upper end open penetrate.
Preferably, described light subtended angle correcting device is optical lens, and described optical lens is plano-convex, the combination of biconvex spherical lens or a biconvex aspherical mirror.
Preferably, described light source includes lamp source 1 and lampshade, described lampshade is N shell, the lampshade array of every layer M ellipsoid lampshade 2 composition, wherein, 1≤N≤10, 1≤M≤50, first focus of all ellipsoid lampshades is positioned on same sphere, its the second focus coincides with the centre of sphere of described sphere, the first focal point at each ellipsoid lampshade places a lamp source 1, the light that lamp source 1 sends converges in the second focus of ellipsoid lampshade after ellipsoid lampshade inner surface reflects, form described circular light spot 6, the light that all lamp sources 1 send forms the first subtended angle θ, the light that described circular light spot sends is made to have the first subtended angle θ, wherein said first subtended angle θ is less than or equal to 90 degree.
Preferably, described light collimator apparatus is the linear Fresnel lens 5 that two panels is arranged in a mutually vertical manner, and the face type of linear Fresnel lens is sphere or aspheric surface.
Preferably, described light collimator apparatus is a piece of circular Fresnel lens, solid lens or curved reflector, and the face type of circular Fresnel lens is sphere or aspheric surface.
Preferably, described solar simulator is as the criterion the dual-purpose solar simulator of straight and dish-style, described light subtended angle correcting device, light intensity homogenizer and light collimator apparatus are a Whole-dismountable structure, after described Whole-dismountable structure is dismantled from solar simulator, the circular light spot 6 that described light source is formed is as point source, form a dish-style solar simulator, after described Whole-dismountable structure is installed on solar simulator, the circular light spot 6 that described light source is formed, as upstream optic source, forms surely straight solar simulator.
Preferably, described Whole-dismountable structure forms a dish-style solar simulator after dismantling from solar simulator, and the light that described light source sends has 90 degree of subtended angles.
Preferably, described light intensity homogenizer is light integrator 4, and described light integrator 4 includes field lens group lens arra and projection lens's group lens arra of configuration symmetrically.
Preferably, described lamp source 1 is xenon short-act lamp, mercury shot arc lamp, short arc sodium vapor lamp or short arc dysprosium lamp.
(3) beneficial effect
From technique scheme it can be seen that the solar simulator of the present invention has the advantages that
(1) owing to light subtended angle is modified by light subtended angle correcting device, improve light penetration and the light efficiency by even smooth parts and collimating components；
(2) adopt the bigger light source of light subtended angle, both can improve light interception rate, reduce the light losing of light source, improve energy utilization rate, be not result in again the transmitance of light and even smooth parts and collimating components efficiency reduces；
(3) collimating components adopts the linear Fresnel lens that two panels is arranged in a mutually vertical manner, and with low cost, installation regulates simple and fast；
(4) this solar simulator can dual-use, can conveniently collimation formula and dish-style solar simulator between conversion, for need use two kinds of solar simulators occasion, convenient and swift, reduce use cost.
Accompanying drawing explanation
Fig. 1 is the solar simulator structure chart of the embodiment of the present invention；
Fig. 2 is the schematic diagram of the compound parabolic concentrator correction light subtended angle of the embodiment of the present invention；
Fig. 3 is the front view of the two panels linear Fresnel lens of the embodiment of the present invention；
Fig. 4 is the top view of the two panels linear Fresnel lens of the embodiment of the present invention.
[symbol description]
1-lamp source；2-ellipsoid lampshade；3-compound parabolic concentrator；4-light integrator；5-linear Fresnel lens；6-circular light spot；7-less parallel light；8-divergent rays；9-parallel rays；θ the-the first subtended angle.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in more detail.
Fig. 1 is the solar simulator structure chart of first embodiment of the invention, a kind of solar simulator of first embodiment of the invention, this solar simulator is as the criterion straight solar simulator, comprising: light source, light subtended angle correcting device, light intensity homogenizer and light collimator apparatus, wherein
The light that light source sends forms a circular light spot 6, this circular light spot the light sent has the first subtended angle θ；
The light of what this circular light spot sent have the first subtended angle is to light subtended angle correcting device, and this light with the first subtended angle is modified to less parallel light 7 by light subtended angle correcting device, and after correction, less parallel light 7 is penetrated by light subtended angle correcting device；
The less parallel light 7 sent by light subtended angle correcting device is incident to light intensity homogenizer, and the light intensity of light intensity homogenizer pairing approximation parallel rays homogenizes, and the less parallel light 7 after homogenizing is converted to divergent rays 8 and is penetrated by light intensity homogenizer；
The divergent rays 8 sent by light intensity homogenizer is incident to light collimator apparatus, and divergent rays 8 is converted to parallel rays 9 by light collimator apparatus, the sunlight that this parallel rays 9 is simulated as solar simulator.
Please referring also to Fig. 2, Fig. 2 is the schematic diagram of the compound parabolic concentrator correction light subtended angle of the embodiment of the present invention, this light subtended angle correcting device adopts compound parabolic concentrator 3 (CompoundParabolicConcentrator, CPC), CPC lower ending opening, this light with the first subtended angle is incident to CPC by this lower ending opening, becomes less parallel light 7, CPC upper end open penetrate after CPC inner surface reflects.
The inclination angle of CPC, lower ending opening size and upper end open size can be adjusted according to the size of the first subtended angle, so that the light that the first subtended angle varies in size carries out after subtended angle correction through CPC, all can be exchanged into less parallel light, it is preferable that this less parallel light has the subtended angle of about 5 degree.
In traditional collimation formula solar simulator, the light sent due to the circular light spot 6 of light source formation has the first subtended angle θ (in fig. 1 and 2, for clear, circular light spot 6 is shown briefly, circular light spot 6 is reduced to a point), the aperture ratio making lens in solar simulator subsequent optical path increases and off-target value, the permeability of light is deteriorated, and the optical efficiency of even smooth parts and collimating components in subsequent optical path also can be made to reduce, thus affecting the performance of whole simulator simultaneously.And the solar simulator of the embodiment of the present invention, owing to light subtended angle is corrected by CPC, less parallel light is converted to by the light of CPC, thus lens can keep less aperture ratio in subsequent optical path, improve the transmitance of light, light is also greatly improved by the efficiency of even smooth parts in subsequent optical path and collimating components, improves solar simulator whole efficiency and performance.
Wherein, this light subtended angle correcting device also can adopt optical lens, this optical lens can be plano-convex, the combination of biconvex spherical lens or a biconvex aspherical mirror, the face type of optical lens can be adjusted according to the size of the first subtended angle, so that the light that the first subtended angle varies in size carries out after subtended angle correction through optical lens, all can be exchanged into less parallel light, it is preferable that this less parallel light has the subtended angle of about 5 degree.
Wherein, this light intensity homogenizer adopts light integrator 4, this light integrator 4 includes field lens group lens arra and projection lens's group lens arra of configuration symmetrically, the relative aperture of the lenslet of two groups of lens arras, focal length, thickness are identical, mutually at the focal point of the other side, the shape of lenslet can be circular, square or polygon, it is preferable that with the same or analogous shape of light field shape of required parallel rays formation, it is possible to improve the utilization rate of light.
Preferably, two face respectively quadratic surfaces of the lens element of field lens group lens arra and projection lens's group lens arra and plane, the face type of this curved surface is sphere or aspheric surface.
What circular light spot sent has the light intensity of the light of the first subtended angle is class Gauss distribution, CPC only revises light subtended angle without changing its light distribution, the light intensity obtaining the less parallel light that CPC must be sent by required Large-Area-Uniform light homogenizes, utilize light integrator 4 that light intensity is homogenized in the present embodiment, the less parallel light 7 projecting light integrator surface is split through the lens element of field lens group lens arra, the lens element imaging of projection lens's group lens arra, irradiation face uneven for the Illumination Distribution of approximate parallel rays is carried out homogenization, form an equally distributed irradiation face of irradiance.
The solar simulator of second embodiment of the invention, in order to reach the purpose of brief description, in above-mentioned first embodiment, any technical characteristic making same application describes all and in this, it is not necessary to repeat identical narration.
Wherein, this light source includes lamp source 1 and lampshade, this lampshade is N shell, the lampshade array of every layer M ellipsoid lampshade 2 composition, wherein, 1≤N≤10, 1≤M≤50, first focus of all ellipsoid lampshades is positioned on same sphere, second focus coincides with the centre of sphere of this sphere, the first focal point at each ellipsoid lampshade places a lamp source 1, the light that lamp source 1 sends converges in the second focus of ellipsoid lampshade after ellipsoid lampshade inner surface reflects, form this circular light spot 6, the light that all lamp sources 1 send forms the first subtended angle θ, the light that this circular light spot sends is made to have the first subtended angle θ, wherein this first subtended angle θ is less than or equal to 90 degree.
Preferably, the bore of ellipsoid lampshade is 250mm～1000mm, and eccentricity is 0.80～0.93；Lamp source 1 is xenon short-act lamp, mercury shot arc lamp, short arc sodium vapor lamp or short arc dysprosium lamp.
Traditional collimation formula solar simulator, due to the requirement to the uniformity of irradiation plane glazed thread with collimation, the light subtended angle of light source is smaller, it is generally 20～30 degree, the lampshade of this light source is not high to the interception rate of light, and the light losing of light source is relatively big, and energy utilization rate is very low；If the light subtended angle of light source is excessive, collimation and the collimation of irradiation plane glazed thread can be affected, cause that the transmitance of light and efficiency reduce.And the solar simulator of the present embodiment, owing to adopting light subtended angle correcting device that light subtended angle is modified, such that it is able to adopt the light source that light subtended angle is bigger, such as light subtended angle is equal to 90 degree of light sources, so both can improve light interception rate, reduce the light losing of light source, improve energy utilization rate, the transmitance and the efficiency that are not result in again light reduce, and further increase solar simulator whole efficiency and performance.
The solar simulator of third embodiment of the invention, in order to reach the purpose of brief description, in any of the above-described embodiment, any technical characteristic making same application describes all and in this, it is not necessary to repeat identical narration.
With reference to Fig. 3 and Fig. 4, wherein, this light collimator apparatus is the linear Fresnel lens 5 that two panels is arranged in a mutually vertical manner.
Traditional collimation formula solar simulator is generally adopted reflective off-axis collimated device, and mirror surface is generally aspheric surface, and large-scale reflective collimating mirror needs to splice fritter collimating mirror, involves great expense, installs adjustment complexity.And the present embodiment adopts the linear Fresnel lens 5 that two panels is arranged in a mutually vertical manner, with low cost, install and regulate simple and fast, its operation principle is: decomposed along coordinate axes XYZ by light, wherein Z-direction is be perpendicular to the direction of Fresnel Lenses, when light is by first linear Fresnel lens, the value of X or Y-direction is transformed to Z-direction, the value in another direction is constant, respectively the value in XY both direction can be transformed to Z-direction by two panels linear Fresnel lens, the direction of light just all switches to Z-direction, then light has become directional light after two panels linear Fresnel lens.
Additionally, this light collimator apparatus also can adopt a piece of circular Fresnel lens, solid lens or curved reflector；The face type of linear Fresnel formula lens and circular Fresnel lens is sphere or aspheric surface.
The solar simulator of fourth embodiment of the invention, in order to reach the purpose of brief description, in any of the above-described embodiment, any technical characteristic making same application describes all and in this, it is not necessary to repeat identical narration.
Wherein, this solar simulator is as the criterion the dual-purpose solar simulator of straight and dish-style, this light subtended angle correcting device, light intensity homogenizer and light collimator apparatus are a Whole-dismountable structure, after this Whole-dismountable structure is dismantled from solar simulator, the circular light spot 6 that this light source is formed, as point source, forms a dish-style solar simulator, after this Whole-dismountable structure is installed on solar simulator, the circular light spot 6 that this light source is formed, as upstream optic source, forms surely straight solar simulator.
Preferably, when as dish-style solar simulator, light source forms light and has 90 degree of subtended angles, with the optically focused characteristic of the outdoor dish-style condenser of simulation more truly.
The solar simulator of fourth embodiment of the invention, both circular light spot 6 can be used as point source as dish-style solar simulator, again can using circular light spot 6 as upstream optic source, use as collimation formula solar simulator, dual-use, can conveniently change between two kinds of solar simulators, for needing to use the occasion of two kinds of solar simulators, convenient and swift, reduce use cost.
So far, the solar simulator of the present invention has been described in detail.It should be noted that in accompanying drawing or description text, the implementation not illustrating or describing, it is in art form known to a person of ordinary skill in the art, is not described in detail.Additionally, the above-mentioned definition to each element is not limited in various concrete structures and the shape mentioned in embodiment, it can be carried out change simply or replace by those of ordinary skill in the art, for instance:
(1) light subtended angle correcting device, light intensity homogenizer and light collimator apparatus also can adopt other kinds of element, as long as identical function can be realized；
(2) demonstration of the parameter comprising particular value can be provided herein, but these parameters are without being definitely worth equal to corresponding, but analog value can be similar in acceptable error margin or design constraint；
(3) the direction term mentioned in embodiment, for instance " on ", D score, "front", "rear", "left", "right" etc., be only the direction with reference to accompanying drawing, be not used for limiting the scope of the invention；
(4) above-described embodiment can based on the consideration of design and reliability, and the collocation that is mixed with each other uses or uses with other embodiment mix and match, and namely the technical characteristic in different embodiments can freely form more embodiment.
In sum, the solar simulator of the present invention, owing to light subtended angle is modified by light subtended angle correcting device, improve the transmitance of light, light is also greatly improved by the efficiency of even smooth parts and collimating components, improves solar simulator whole efficiency and performance；And adopting the light source that light subtended angle is bigger, both can improve light interception rate, reduce the light losing of light source, improve energy utilization rate, the transmitance and the efficiency that are not result in again light reduce, and further increase solar simulator whole efficiency and performance；Collimating components adopts the linear Fresnel lens that two panels is arranged in a mutually vertical manner, and with low cost, installation regulates simple and fast；Dual-use, can conveniently change between two kinds of solar simulators, for needing to use the occasion of two kinds of solar simulators, convenient and swift, reduce use cost.
Particular embodiments described above; the purpose of the present invention, technical scheme and beneficial effect have been further described; it is it should be understood that; the foregoing is only specific embodiments of the invention; it is not limited to the present invention; all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. a solar simulator, it is characterised in that described solar simulator is as the criterion straight solar simulator, comprising: light source, light subtended angle correcting device, light intensity homogenizer and light collimator apparatus, wherein,
The light that described light source sends forms a circular light spot (6), described circular light spot the light sent has the first subtended angle (θ)；
What described circular light spot sent has the light extremely described light subtended angle correcting device of the first subtended angle, the described light with the first subtended angle is modified to less parallel light (7) by described light subtended angle correcting device, and revised less parallel light (7) is penetrated by described light subtended angle correcting device；
The less parallel light (7) sent by described light subtended angle correcting device is incident to described light intensity homogenizer, the light intensity of described light intensity homogenizer pairing approximation parallel rays homogenizes, and homogenizes rear less parallel light (7) and is converted to divergent rays (8) and is penetrated by described light intensity homogenizer；
The divergent rays (8) sent by described light intensity homogenizer is incident to described light collimator apparatus, divergent rays (8) is converted to parallel rays (9), the sunlight that described parallel rays (9) is simulated as solar simulator by described light collimator apparatus.
2. solar simulator as claimed in claim 1, it is characterized in that, described light subtended angle correcting device is compound parabolic concentrator (3), described compound parabolic concentrator lower ending opening, the described light with the first subtended angle is incident to described compound parabolic concentrator (3) by described lower ending opening, after described compound parabolic concentrator inner surface reflects, become described less parallel light (7), described compound parabolic concentrator upper end open penetrate.
3. solar simulator as claimed in claim 1, it is characterised in that described light subtended angle correcting device is optical lens, described optical lens is plano-convex, the combination of biconvex spherical lens or a biconvex aspherical mirror.
4. solar simulator as claimed in claim 1, it is characterized in that, described light source includes lamp source (1) and lampshade, described lampshade is N shell, the lampshade array that every layer M ellipsoid lampshade (2) forms, wherein, 1≤N≤10, 1≤M≤50, first focus of all ellipsoid lampshades is positioned on same sphere, its the second focus coincides with the centre of sphere of described sphere, the first focal point at each ellipsoid lampshade places a lamp source (1), the light that lamp source (1) sends converges in the second focus of ellipsoid lampshade after ellipsoid lampshade inner surface reflects, form described circular light spot (6), the light that all lamp sources (1) send forms the first subtended angle (θ), the light that described circular light spot sends is made to have the first subtended angle (θ), wherein said first subtended angle (θ) is less than or equal to 90 degree.
5. solar simulator as claimed in claim 1, it is characterised in that described light collimator apparatus is the linear Fresnel lens (5) that two panels is arranged in a mutually vertical manner, and the face type of linear Fresnel lens is sphere or aspheric surface.
6. solar simulator as claimed in claim 1, it is characterised in that described light collimator apparatus is a piece of circular Fresnel lens, solid lens or curved reflector, and the face type of circular Fresnel lens is sphere or aspheric surface.
7. solar simulator as claimed in claim 1, it is characterized in that, described solar simulator is as the criterion the dual-purpose solar simulator of straight and dish-style, described light subtended angle correcting device, light intensity homogenizer and light collimator apparatus are a Whole-dismountable structure, after described Whole-dismountable structure is dismantled from solar simulator, the circular light spot (6) that described light source is formed is as point source, form a dish-style solar simulator, after described Whole-dismountable structure is installed on solar simulator, the circular light spot (6) that described light source is formed is as upstream optic source, form surely straight solar simulator.
8. solar simulator as claimed in claim 7, it is characterised in that described Whole-dismountable structure forms a dish-style solar simulator after dismantling from solar simulator, and the light that described light source sends has 90 degree of subtended angles.
9. solar simulator as claimed in claim 1, it is characterized in that, described light intensity homogenizer is light integrator (4), described light integrator (4) includes field lens group lens arra and projection lens's group lens arra of configuration symmetrically, and the geometric shape of the lenslet in described light integrator is similar to the geometry of the light field that parallel rays (9) is formed.
10. solar simulator as claimed in claim 1, it is characterised in that described lamp source (1) is xenon short-act lamp, mercury shot arc lamp, short arc sodium vapor lamp or short arc dysprosium lamp.
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| CN201610177682.2A CN105737029B (en) | 2016-03-25 | 2016-03-25 | A kind of solar simulator |
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| CN106090822A (en) * | 2016-07-28 | 2016-11-09 | 上海光巢信息技术有限公司 | Light fixture |
| CN108241205A (en) * | 2017-11-30 | 2018-07-03 | 长春理工大学 | A kind of reflecting LED solar simulator optical system |
| CN108443744A (en) * | 2017-11-27 | 2018-08-24 | 长春理工大学 | A kind of high irradiation LED solar simulator optical systems |
| CN110397865A (en) * | 2019-06-13 | 2019-11-01 | 上海复瞻智能科技有限公司 | A kind of sun simulating light source and solar simulation system |
| CN110792934A (en) * | 2019-11-06 | 2020-02-14 | 浙江比肯科技有限公司 | Aplanatic-based controllable surface light source |
| CN111678066A (en) * | 2020-06-10 | 2020-09-18 | 深圳紫泓光学技术有限公司 | Lighting system for simulating sunlight irradiation skylight |
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| CN110397865A (en) * | 2019-06-13 | 2019-11-01 | 上海复瞻智能科技有限公司 | A kind of sun simulating light source and solar simulation system |
| CN110792934A (en) * | 2019-11-06 | 2020-02-14 | 浙江比肯科技有限公司 | Aplanatic-based controllable surface light source |
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