CN105737029B - A kind of solar simulator - Google Patents
A kind of solar simulator Download PDFInfo
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- CN105737029B CN105737029B CN201610177682.2A CN201610177682A CN105737029B CN 105737029 B CN105737029 B CN 105737029B CN 201610177682 A CN201610177682 A CN 201610177682A CN 105737029 B CN105737029 B CN 105737029B
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- subtended angle
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- correcting device
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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
-
- 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 present invention provides a kind of solar simulators, it includes light source, light subtended angle correcting device, light intensity homogenizer and light collimator apparatus, the circular light spot that light source is formed has the first subtended angle, light with the first subtended angle is incident to light subtended angle correcting device, and light subtended angle correcting device is modified to less parallel light.Solar simulator of the invention is modified light subtended angle by light subtended angle correcting device, improves light penetration and light and passes through the efficiency of even smooth component and collimating components；Using the biggish light source of light subtended angle, light interception rate both can be improved, reduced the light losing of light source, improved energy utilization rate, and not will lead to light and pass through the reduction of transmitance when even light and collimating components；Collimating components use linear Fresnel lens, low in cost, installation and adjustment are simple and fast；Can dual-use, can facilitate and be converted between collimation formula and dish-style solar simulator, it is convenient and efficient, reduce use cost.
Description
Technical field
The present invention relates to technical field of solar more particularly to a kind of solar simulators.
Background technique
Collimation formula solar simulator is commonly used in solar energy low energy current density testing field, for outside direct simulating chamber too
Sunlight, pursuit is uniformity and collimation as outdoor sunlight.The light that the light source of collimation formula solar simulator issues
Line has certain subtended angle, which increase the aperture ratio of lens in optical path, i.e., the ratio of the diameter of lens and focal length increases,
Deviate from the optimum value of aperture ratio, the transmission characteristic of light is deteriorated, and in addition the even smooth component in simulator and collimating components are to entering
The collimation for being mapped to the light on surface has certain requirement, and the collimation of light is better, the optics of even smooth component and collimating components
Efficiency is higher, which also will affect light by the optical efficiency of even smooth component and collimating components, therefore, how to improve collimation
The light permeability and whole efficiency of formula solar simulator are the projects for needing to study.
In addition, collimation formula solar simulator whole system will follow pupil linking principle, lampshade bore cannot be too big, depth
Cannot be too deep, such lampshade inner surface is not high to the interception rate of light, and leading to whole efficiency, low (General System efficiency is less than
12%, such as the state-of-the-art simulator KM6 system whole efficiency in China is 10.5%), significantly to have raised system cost, reduced
Performance.Although the focusing ratio of dish-style solar simulator is high, (General System whole efficiency is greater than 20% to whole efficiency height, such as bright
The simulator whole efficiency of Ni Suda university is 29%), but since the subtended angle of dish-style solar simulator light source is larger, to be not suitable for
Directly as light source applications in collimation formula solar simulator, the light permeability and optical section of collimation mode simulator otherwise will affect
Therefore part efficiency how while improving the light permeability and optical component efficiency of collimation formula solar simulator, improves mould
The whole efficiency of quasi- device is also the project for needing to study.
Furthermore traditional collimation formula solar simulator generally uses the colimated light system of off-axis reflection, system manufacture, installation,
Debugging is complicated and involves great expense.And solar energy indoor test field can be realized while cover high, medium and low there are no a
The multipurpose solar simulator of energy-flux density test.
Summary of the invention
(1) technical problems to be solved
In view of this, the main purpose of the present invention is to provide a kind of whole efficiency height, light permeability and optical components
Multipurpose solar simulator high-efficient, structure is simple, at low cost.
(2) technical solution
The present invention provides a kind of solar simulator, straight solar simulator subject to the solar simulator comprising: light
Source, light subtended angle correcting device, light intensity homogenizer and light collimator apparatus, wherein the light that the light source issues forms one
Circular light spot 6 has the first subtended angle θ by the light that the circular light spot issues；What the circular light spot issued has first
The light at angle is incident to the light subtended angle correcting device, and the light subtended angle correcting device is by the light with the first subtended angle
Line is modified to less parallel light 7, and revised less parallel light 7 is projected by the light subtended angle correcting device；By described
The less parallel light 7 that light subtended angle correcting device issues is incident to the light intensity homogenizer, the light intensity homogenizer pair
The light intensity of less parallel light is homogenized, and the less parallel light 7 after homogenizing is converted to divergent rays 8 and even by the light intensity
Injection is set in makeup；It is incident to the light collimator apparatus by the divergent rays 8 that the light intensity homogenizer issues, the light is quasi-
Divergent rays 8 are converted to parallel rays 9, the sunlight that the parallel rays 9 is simulated as solar simulator by straight device.
Preferably, the light subtended angle correcting device is compound parabolic concentrator 3, under the compound parabolic concentrator
End opening, the light with the first subtended angle is incident to the compound parabolic concentrator 3 by the lower ending opening, through described
Become the less parallel light 7 after the reflection of compound parabolic concentrator inner surface, by the compound parabolic concentrator upper end
Opening projects.
Preferably, the light subtended angle correcting device is optical lens, and the optical lens is plano-convex, biconvex spherical lens
Combination or a biconvex aspherical mirror.
Preferably, the light source includes lamp source 1 and lampshade, and the lampshade is the lamp of N layers, every layer M ellipsoid lampshade 2 composition
Cover array, wherein the first focus of 1≤N≤10,1≤M≤50, all ellipsoid lampshades are located on same spherical surface, the second focus
The centre of sphere for coinciding with the spherical surface places a lamp source 1 in the first focal point of each ellipsoid lampshade, the light warp that lamp source 1 issues
The second focus for converging in ellipsoid lampshade after ellipsoid lampshade inner surface reflects is crossed, the circular light spot 6 is formed, all lamp sources 1 are sent out
Light out forms the first subtended angle θ, so that the light that the circular light spot issues has the first subtended angle θ, wherein described first
Angle θ is less than or equal to 90 degree.
Preferably, the light collimator apparatus is the linear Fresnel lens 5 that two panels is arranged in a mutually vertical manner, linear Fresnel
The face type of lens is spherical surface or aspherical.
Preferably, the light collimator apparatus is a piece of circular Fresnel lens, solid lens or curved reflector, circle
The face type of Fresnel Lenses is spherical surface or aspherical.
Preferably, straight subject to the solar simulator and dual-purpose solar simulator of dish-style, the light subtended angle amendment
Device, light intensity homogenizer and light collimator apparatus are integral detachable structure, and the Whole-dismountable structure is from sun mould
After quasi- device disassembly, the circular light spot 6 that the light source is formed is used as point light source, a dish-style solar simulator is formed, when the entirety
After detachable structure is installed on solar simulator, the circular light spot 6 that the light source is formed is used as upstream optic source, is formed surely straight
Solar simulator.
Preferably, the Whole-dismountable structure forms a dish-style solar simulator after solar simulator disassembly, described
The light that light source issues has 90 degree of subtended angles.
Preferably, the light intensity homogenizer is light integrator 4, and the light integrator 4 includes symmetrically configuration
Field lens group lens array and projection microscope group lens array.
Preferably, the 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
It can be seen from the above technical proposal that solar simulator of the invention has the advantages that
(1) light subtended angle is modified due to light subtended angle correcting device, improves light penetration and light passes through
The efficiency of even smooth component and collimating components；
(2) the biggish light source of light subtended angle is used, light interception rate both can be improved, reduced the light losing of light source, mention
High energy source utilization rate, and not will lead to the transmitance of light and even smooth component and collimating components efficiency and reduce；
(3) collimating components use the linear Fresnel lens that are arranged in a mutually vertical manner of two panels, low in cost, installation and adjustment are simple
Fast；
(4) solar simulator can dual-use, can facilitate and be converted between collimation formula and dish-style solar simulator, for
The occasion using two kinds of solar simulators is needed, it is convenient and efficient, reduce use cost.
Detailed description of the invention
Fig. 1 is the solar simulator structure chart of the embodiment of the present invention；
Fig. 2 is that the compound parabolic concentrator of the embodiment of the present invention corrects the schematic diagram of light subtended angle；
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 first subtended angle.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
Attached 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 sun mould of first embodiment of the invention
Intend device, straight solar simulator subject to the solar simulator comprising: light source, light subtended angle correcting device, light intensity homogenizer
With light collimator apparatus, wherein
The light that light source issues forms a circular light spot 6, has the first subtended angle θ by the light that the circular light spot issues；
The light with the first subtended angle that the circular light spot issues is incident to light subtended angle correcting device, the amendment of light subtended angle
This there is the light of the first subtended angle to be modified to less parallel light 7 by device, and less parallel light 7 is repaired by light subtended angle after amendment
Equipment projects；
Light intensity homogenizer, light intensity homogenizer are incident to by the less parallel light 7 that light subtended angle correcting device issues
The light intensity of pairing approximation parallel rays is homogenized, and the less parallel light 7 after homogenizing is converted to divergent rays 8 and is homogenized by light intensity
Device projects；
The divergent rays 8 issued by light intensity homogenizer are incident to light collimator apparatus, and light collimator apparatus is by diverging light
Line 8 is converted to parallel rays 9, the sunlight which simulates as solar simulator.
Please referring also to Fig. 2, Fig. 2 are that the compound parabolic concentrator of the embodiment of the present invention corrects the signal of light subtended angle
Figure, the light subtended angle correcting device using compound parabolic concentrator 3 (Compound Parabolic Concentrator,
CPC), CPC lower ending opening, there is the light of the first subtended angle to be incident to CPC by the lower ending opening for this, after the reflection of CPC inner surface
As less parallel light 7, projected by CPC upper end opening.
Inclination angle, lower ending opening size and the upper end opening size of CPC can be adjusted according to the size of the first subtended angle, so that
The first subtended angle light of different sizes is obtained after CPC carries out subtended angle amendment, can be exchanged into less parallel light, it is preferable that should
Less parallel light has 5 degree or so of subtended angle.
In traditional collimation formula solar simulator, since the light that the circular light spot 6 that light source is formed issues has first
Subtended angle θ (in fig. 1 and 2, briefly shows circular light spot 6 to be clear, circular light spot 6 is reduced to a point), so that too
The aperture ratio of lens increases simultaneously off-target value in positive simulator subsequent optical path, and the permeability of light is deteriorated, while can also make
Even smooth component and the optical efficiency of collimating components reduce in subsequent optical path, to influence the performance of entire simulator.And it is of the invention
The solar simulator of embodiment is converted to less parallel light by the light of CPC since CPC is corrected light subtended angle
Line improves the transmitance of light so that lens can keep lesser aperture ratio in subsequent optical path, and light passes through in subsequent optical path
The efficiency of even smooth component and collimating components also greatly improves, and improves solar simulator whole efficiency and performance.
Wherein, which also can be used optical lens, which can be plano-convex, biconvex spherical surface
The face type of the combination of lens or a biconvex aspherical mirror, optical lens can be adjusted according to the size of the first subtended angle, with
So that the first subtended angle light of different sizes can be exchanged into less parallel light after optical lens carries out subtended angle amendment, it is excellent
Selection of land, the less parallel light have 5 degree or so of subtended angle.
Wherein, which uses light integrator 4, which includes the field symmetrically configured
Microscope group lens array and projection microscope group lens array, relative aperture, focal length, the thickness of the lenslet of two groups of lens arrays are identical,
Mutually in the focal point of other side, the shape of lenslet can be round, rectangular or polygon, preferably linear with required directional light
At the same or similar shape of light field shape, the utilization rate of light can be improved.
Preferably, two faces of the lens element of field lens group lens array and projection microscope group lens array are respectively secondary song
Face and plane, the face type of the curved surface are spherical surface or aspherical.
The light intensity for the light with the first subtended angle that circular light spot issues is class Gaussian Profile, and CPC only corrects light subtended angle
Without changing its light distribution, to obtain required large area uniform light must be to the CPC less parallel light issued
Light intensity is homogenized, and is homogenized in the present embodiment using light integrator 4 to light intensity, and light integrator surface is projected
Less parallel light 7 is divided through the lens element of field lens group lens array, the lens element imaging of projection microscope group lens array, will
The non-uniform irradiation face of the Illumination Distribution of less parallel light is homogenized, and the equally distributed irradiation face of an irradiation level is formed.
The solar simulator of second embodiment of the invention, in order to achieve the purpose that brief description, in above-mentioned first embodiment
Any technical characteristic for making same application describes all and in this, without repeating identical narration.
Wherein, which includes lamp source 1 and lampshade, which is the lampshade battle array of N layers, every layer M ellipsoid lampshade 2 composition
Column, wherein the first focus of 1≤N≤10,1≤M≤50, all ellipsoid lampshades are located on same spherical surface, and the second focus coincides with
The centre of sphere of the spherical surface places a lamp source 1 in the first focal point of each ellipsoid lampshade, and the light that lamp source 1 issues passes through ellipsoid lamp
The second focus that ellipsoid lampshade is converged in after cover inner surface reflection forms the circular light spot 6, the light shape that all lamp sources 1 issue
At the first subtended angle θ, so that the light that the circular light spot issues has the first subtended angle θ, wherein the 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 short arc xenon
Lamp, mercury shot arc lamp, short arc sodium vapor lamp or short arc dysprosium lamp.
Traditional collimation formula solar simulator, due to the requirement of uniformity and collimation to irradiation plane glazed thread, light
The light subtended angle in source is smaller, and generally 20~30 degree, the lampshade of this light source is not high to the interception rate of light, the light of light source
Lose larger, energy utilization rate is very low；If the light subtended angle of light source is excessive, will affect irradiation plane glazed thread collimation with
Collimation causes the transmitance of light and efficiency to reduce.And the solar simulator of the present embodiment, due to being corrected using light subtended angle
Device is modified light subtended angle, so as to use the biggish light source of light subtended angle, such as light subtended angle to be equal to 90 degree of light
Light interception rate had both can be improved in source in this way, reduced the light losing of light source, improved energy utilization rate, and not will lead to light
Transmitance and efficiency reduce, further improve solar simulator whole efficiency and performance.
The solar simulator of third embodiment of the invention, in order to achieve the purpose that brief description, in any of the above-described embodiment
Any technical characteristic for making same application describes all and in this, without repeating identical narration.
Referring to Fig. 3 and Fig. 4, wherein the light collimator apparatus is the linear Fresnel lens 5 that two panels is arranged in a mutually vertical manner.
Traditional collimation formula solar simulator generally uses reflective off-axis collimated device, and mirror surface is generally aspheric
Face, large-scale reflective collimating mirror need to splice fritter collimating mirror, involve great expense, installation and adjustment complexity.And the present embodiment
The linear Fresnel lens 5 being arranged in a mutually vertical manner using two panels, it is low in cost, installation and adjustment are simple and fast, its working principle is that:
Light is decomposed along reference axis XYZ, wherein Z-direction is the direction perpendicular to Fresnel Lenses, and light passes through first
The value of X or Y-direction is transformed into Z-direction when linear Fresnel lens, the value in another direction is constant, passes through the linear luxuriant and rich with fragrance alunite of two panels
Value in XY both direction can be transformed to Z-direction respectively by lens by you, and the direction of light just all switches to Z-direction, then light
Line has become directional light after two panels linear Fresnel lens.
In addition, a piece of circular Fresnel lens, solid lens or curved reflector also can be used in the light collimator apparatus；Line
Property Fresnel lens and circular Fresnel lens face type be spherical surface or aspherical.
The solar simulator of fourth embodiment of the invention, in order to achieve the purpose that brief description, in any of the above-described embodiment
Any technical characteristic for making same application describes all and in this, without repeating identical narration.
Wherein, straight subject to the solar simulator and dual-purpose solar simulator of dish-style, the light subtended angle correcting device, light
Strong homogenizer and light collimator apparatus are integral detachable structure, when the Whole-dismountable structure is dismantled from solar simulator
Afterwards, the circular light spot 6 which forms is used as point light source, forms a dish-style solar simulator, when the Whole-dismountable structure is pacified
After solar simulator, the circular light spot 6 which forms is used as upstream optic source, forms surely straight solar simulator.
Preferably, when as dish-style solar simulator, light source, which forms light, has 90 degree of subtended angles, with more truly mould
The optically focused characteristic of quasi- open air dish-style condenser.
The solar simulator of fourth embodiment of the invention, both can by circular light spot 6 as point light source and too as dish-style
Positive simulator uses, and can regard circular light spot 6 as upstream optic source, uses as collimation formula solar simulator, dual-use,
It can facilitate and be converted between two kinds of solar simulators, for needing the occasion using two kinds of solar simulators, convenient and efficient, reduction
Use cost.
So far, solar simulator of the invention is described in detail.It should be noted that in attached drawing or specification
In text, the implementation for not being painted or describing is form known to a person of ordinary skill in the art in technical field, not into
Row is described in detail.In addition, the above-mentioned definition to each element is not limited in the various specific structures and shape mentioned in embodiment,
Those of ordinary skill in the art simply can be changed or be replaced to it, such as:
(1) other kinds of element also can be used in light subtended angle correcting device, light intensity homogenizer and light collimator apparatus,
As long as being able to achieve identical function；
(2) it can provide the demonstration of the parameter comprising particular value herein, but these parameters are worth without definite equal to corresponding, and
It is that can be similar to analog value in acceptable error margin or design constraint；
(3) direction term mentioned in embodiment, such as "upper", "lower", "front", "rear", "left", "right" etc. are only ginsengs
The direction for examining attached drawing, the protection scope being not intended to limit the invention；
(4) above-described embodiment can be based on the considerations of design and reliability, and the collocation that is mixed with each other uses or and other embodiments
Mix and match uses, i.e., the technical characteristic in different embodiments can freely form more embodiments.
In conclusion solar simulator of the invention is mentioned since light subtended angle correcting device is modified light subtended angle
The high transmitance of light, light are also greatly improved by the efficiency of even smooth component and collimating components, improve solar simulator
Whole efficiency and performance；And the biggish light source of light subtended angle is used, light interception rate both can be improved, reduced the light of light source
Loss improves energy utilization rate, and not will lead to the transmitance and efficiency reduction of light, and it is whole to further improve solar simulator
Body efficiency and performance；Collimating components use the linear Fresnel lens that are arranged in a mutually vertical manner of two panels, low in cost, installation and adjustment are simple
It is single quick；Dual-use can facilitate and convert between two kinds of solar simulators, for needing the field using two kinds of solar simulators
It closes, it is convenient and efficient, reduce use cost.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in guarantor of the invention
Within the scope of shield.
Claims (10)
1. a kind of solar simulator, which is characterized in that straight subject to the solar simulator and dual-purpose solar simulator of dish-style,
Comprising: light source, a light subtended angle correcting device, a light intensity homogenizer and a light collimator apparatus, wherein
The light that the light source issues forms a circular light spot (6), has the first subtended angle by the light that the circular light spot issues
(θ)；
The light with the first subtended angle that the circular light spot issues is incident to the light subtended angle correcting device, the light
The light for having the first subtended angle is modified to less parallel light (7) by angle correcting device, revised less parallel light
(7) it is projected by the light subtended angle correcting device；
The light intensity homogenizer, the light are incident to by the less parallel light (7) that the light subtended angle correcting device issues
The light intensity of strong homogenizer pairing approximation parallel rays is homogenized, and is homogenized rear less parallel light (7) and is converted to divergent rays (8)
And it is projected by the light intensity homogenizer；
The light collimator apparatus, the light collimation dress are incident to by the divergent rays (8) that the light intensity homogenizer issues
It sets and is converted to divergent rays (8) parallel rays (9), the sunlight that the parallel rays (9) is simulated as solar simulator；
The light source includes lamp source (1) and lampshade, and the lampshade is the lampshade array of N layers, every layer M ellipsoid lampshade (2) composition,
Wherein, the first focus of 1≤N≤10,1≤M≤50, all ellipsoid lampshades are located on same spherical surface, and the second focus coincides with
The centre of sphere of the spherical surface；
The light subtended angle correcting device, light intensity homogenizer and light collimator apparatus are integral detachable structure；
The light subtended angle correcting device is compound parabolic concentrator (3), and the lower end of compound parabolic concentrator is located at described
In second focus of ellipsoid lampshade；
The light intensity homogenizer is light integrator (4), and the light collimator apparatus is arranged in a mutually vertical manner linear for two panels
Fresnel Lenses (5).
2. solar simulator as described in claim 1, which is characterized in that the compound parabolic concentrator lower ending opening, institute
It states the light with the first subtended angle and the compound parabolic concentrator (3) is incident to by the lower ending opening, through the compound throwing
Become the less parallel light (7) after the reflection of object plane condenser inner surface, by the compound parabolic concentrator upper end opening
It projects.
3. solar simulator as described in claim 1, which is characterized in that the light subtended angle correcting device is optical lens,
The optical lens is plano-convex, the combination of biconvex spherical lens or a biconvex aspherical mirror.
4. solar simulator as described in claim 1, which is characterized in that place one in the first focal point of each ellipsoid lampshade
Lamp source (1), the light that lamp source (1) issues converge in the second focus of ellipsoid lampshade, shape after the reflection of ellipsoid lampshade inner surface
At the circular light spot (6), the light that all lamp sources (1) issue forms the first subtended angle (θ), so that the circular light spot issued
Light has the first subtended angle (θ), wherein first subtended angle (θ) is less than or equal to 90 degree.
5. solar simulator as described in claim 1, which is characterized in that the face type of linear Fresnel lens is spherical surface or aspheric
Face.
6. solar simulator as described in claim 1, which is characterized in that the light collimator apparatus be a piece of solid lens or
Curved reflector.
7. solar simulator as described in claim 1, which is characterized in that the Whole-dismountable structure is torn open from solar simulator
After unloading, the circular light spot (6) that the light source is formed is used as point light source, a dish-style solar simulator is formed, when the entirety is removable
Unload after structure is installed on solar simulator, the circular light spot (6) that the light source is formed is used as upstream optic source, formed it is surely straight too
Positive simulator.
8. solar simulator as claimed in claim 7, which is characterized in that the Whole-dismountable structure is torn open from solar simulator
After unloading, a dish-style solar simulator is formed, the light that the light source issues has 90 degree of subtended angles.
9. solar simulator as described in claim 1, which is characterized in that the light integrator (4) includes symmetrically matching
The field lens group lens array set and projection microscope group lens array, the geometric shape of the lenslet in the light integrator with it is parallel
The geometry for the light field that light (9) is formed is similar.
10. solar simulator as described in claim 1, which is characterized in that the lamp source (1) be xenon short-act lamp, mercury shot arc lamp,
Short arc sodium vapor lamp or short arc dysprosium lamp.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610177682.2A CN105737029B (en) | 2016-03-25 | 2016-03-25 | A kind of solar simulator |
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|---|---|---|---|
| CN201610177682.2A CN105737029B (en) | 2016-03-25 | 2016-03-25 | A kind of solar simulator |
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| CN105737029A CN105737029A (en) | 2016-07-06 |
| CN105737029B true CN105737029B (en) | 2018-12-07 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090822A (en) * | 2016-07-28 | 2016-11-09 | 上海光巢信息技术有限公司 | Light fixture |
| CN108443744A (en) * | 2017-11-27 | 2018-08-24 | 长春理工大学 | A kind of high irradiation LED solar simulator optical systems |
| CN108241205B (en) * | 2017-11-30 | 2020-11-06 | 长春理工大学 | Reflective LED solar simulator optical system |
| 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 |
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