CN207621826U - A kind of sunlight simulation system - Google Patents
A kind of sunlight simulation system Download PDFInfo
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- CN207621826U CN207621826U CN201721912332.2U CN201721912332U CN207621826U CN 207621826 U CN207621826 U CN 207621826U CN 201721912332 U CN201721912332 U CN 201721912332U CN 207621826 U CN207621826 U CN 207621826U
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Abstract
The utility model discloses a kind of sunlight simulation systems, including array of source group, with the corresponding even optical arrays group of array of source group, light uniforming device one, light uniforming device two and collimation lens set, array of source group is set to the side of even optical arrays group light inlet, the light extraction end of even optical arrays group be distributed in respectively light uniforming device one left side and on, lower both sides, the light extraction end side of light uniforming device one is provided with light uniforming device two, the light inputting end of light uniforming device two is opposite with the light extraction end of light uniforming device one, two light extraction end side of light uniforming device is provided with collimation lens set, the utility model is reasonable for structure, it is easy to use, spectral region is up to 300nm ~ 1500nm, and Spectral matching degree is high, it is small, unevenness≤3%, parallel half-angle≤0.5 degree.
Description
Technical field
The utility model is related to optical technical fields, and in particular to a kind of sunlight simulation system.
Background technology
Solar simulator is a kind of equipment of simulated solar irradiation indoors, and in photovoltaic industry, it is mainly used for solar cell
Electric performance test, light aging test with component, hot plate endurance test etc..
Artificial light source currently used for simulated solar irradiation is mainly halogen tungsten lamp, the xenon lamp etc. being closer to sunlight spectrum
Light source, because of the restriction of principle of luminosity, there is volumes greatly, Spectral matching precision is low, time stability is poor, the uniformity is bad,
The defects of capacity usage ratio is low, and collimation is poor, and its available spectrum range only has 300nm ~ 1100nm, this for silicon wafer system too
There is no problem for the narrow tests of spectral response ranges such as positive energy battery/component；But it is more than for spectral response range
The front and back knot of 1100nm, more knot, semiconducting compounds etc. and novel thin film solar cell test, cannot realize full spectrum model
The complete response enclosed.LED color mixing method simulated solar irradiations are more also used, using calculated in advance, store number in advance
According to when needing which type of sunlight spectrum, it is only necessary to which the data for recalling storage can；But this mode does not account for
The decaying of LED, the damage of LED, error of optical system etc. will necessarily to the long lasting effect of spectrum, over time spectrum
Change.
Utility model content
It is accurate the technical problem to be solved by the present invention is to provide a kind of simple in structure, easy to use, Spectral matching degree height
It is straightforward good, the high sunlight simulation system of the uniformity.
The task of the utility model is done in such a way that a kind of sunlight simulation system, it is characterised in that：Including light source battle array
Row group and the corresponding even optical arrays group of array of source group, light uniforming device one, light uniforming device two and collimation lens set, array of source group
Be set to the side of even optical arrays group light inlet, the light extraction end of even optical arrays group be distributed in respectively light uniforming device one left side and
The light extraction end side of upper and lower both sides, light uniforming device one is provided with light uniforming device two, the light extraction of the light inputting end and light uniforming device one of light uniforming device two
End is opposite, and two light extraction end side of light uniforming device is provided with collimation lens set.
Preferably, light uniforming device two is hollow or solid, and hollow light uniforming device two is coated with high-reflecting film inside it, light uniforming device two
The junction of horizontal ends and vertical end, which is provided with, tiltedly drapes over one's shoulders, and the entering light end face of light uniforming device two is mutually hung down with the light output end of light uniforming device two
Directly, the light extraction end side of light uniforming device two is provided with collimation lens set, and collimation lens set is made of lens one and lens two, lens one
It is opposite with the light-emitting surface of light uniforming device two into smooth surface, the light-emitting surface of lens one is opposite into smooth surface with lens two.
Preferably, lens one or lens two can be biconvex lens, planoconvex spotlight or concave-convex lens, and the light-emitting surface of lens one is
The light-emitting surface on convex surface, lens two is convex surface, and lens one and two surface of lens are coated with ultraviolet anti-reflection film.
Preferably, the array of source group of one two of which side of light uniforming device is the LED chip of different colours wave band, the other side
The array of source group in face is the LED chip for other color bands for being different from other two array of source group, white light source or close
Infrared light light source.
Preferably, even optical arrays group is the array group being made of tapered light pipes array or fly eye lens array.
Preferably, optical filter is provided in light uniforming device one, optical filter is long wave pass filter or short wave pass filter.
Preferably, the shape of light uniforming device one is cuboid, and two wherein opposite faces of light uniforming device one are square face, at it
Light uniforming device one between two opposite facings is internally provided with the inclined optical filter of a row, is mutually parallel between optical filter
Setting.
Preferably, the shape of light uniforming device one is square, and the optical filter in space X shape is provided in light uniforming device one.
Preferably, the shape of light uniforming device one is cuboid, and the upper and lower both sides inside light uniforming device one are symmetrically arranged in V words
The optical filter of shape.
The utility model is reasonable for structure, easy to use, and spectral region is up to 300nm ~ 1500nm, and Spectral matching degree is high,
It is small, unevenness≤3%, parallel half-angle≤0.5 degree.
Description of the drawings
Fig. 1 is the front view of the utility model；
Fig. 2 is a kind of structural schematic diagram of optical filter；
Fig. 3 is another structural schematic diagram of optical filter.
Drawing explanation：1, array of source group, 2, even optical arrays group, 3, light uniforming device one, 4, light uniforming device two, 5, horizontal ends, 6,
Vertical end, 7, optical filter, 8, collimation lens set, 9, lens one, 10, lens two, 11, slope.
Specific implementation mode
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, does not indicate or imply the indicated dress
It sets or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to the utility model
Limitation.
The technical solution of the utility model, a kind of sunlight simulation system, including array of source is described in detail in conjunction with attached drawing
Group 1 and the corresponding even optical arrays group 2 of array of source group, light uniforming device 1, light uniforming device 24 and collimation lens set 8, array of source
Group is set to the side of even optical arrays group light inlet, the light extraction end of even optical arrays group be distributed in respectively light uniforming device one left side and
The light extraction end side of upper and lower both sides, light uniforming device one is provided with light uniforming device two, the light extraction of the light inputting end and light uniforming device one of light uniforming device two
End is opposite, and two light extraction end side of light uniforming device is provided with collimation lens set, and the light that array of source group is sent out is respectively in even optical arrays group
It is middle that light beam is formed after multiple reflections, then to after reflection and filtering, being passed through after being emitted to light uniforming device two in light uniforming device one
After crossing multiple reflections and collimation, exported with the multi beam light of the superelevation uniformity, output light is emitted to collimation lens set, collimated
After lens group collimation, finally with the parallel light output of the high collimation of high evenness, compared to the mode for using conventional light source or incite somebody to action
Same amount of distribution of light sources is in a face, the structure being filtered, the utility model by three different array of source groups,
After three groups of different array of source groups are by one even light of light uniforming device and the filtering of different filter plates, it is combined to together, so that
Total compact, compact, to solve, current sunlight simulation system volume is big, Spectral matching precision is low, uniform
Spend the defects of bad, capacity usage ratio is low, and collimation is poor.
The array of source group of one two of which side of light uniforming device is the LED chip of different colours wave band, the light of another side
Source array group is LED chip, white light source or the near infrared light for other color bands for being different from other two array of source group
Light source, even optical arrays group are the array group being made of tapered light pipes array or fly eye lens array, it is preferred that tapered light pipes array
By multiple same volumes with the tapered light pipes tapered light pipes array arranged in parallel formed of size, light source incidence to tapered light pipes battle array
In row, after multiple reflection, the preferable light beam output of the uniformity is formed, it is preferred that fly eye lens array is multiple by two row
Eyelens array parallel arranges, and the focus of each junior unit lens in first row fly eye lens array and the compound eye of secondary series are saturating
The center of corresponding junior unit lens overlaps in lens array, and the optical axis of two row fly's-eye lenses is parallel to each other, to reach energy profit
With the high even light effect of rate.
Light uniforming device two is hollow or solid, and hollow light uniforming device two is coated with high-reflecting film inside it, reduces the damage of light energy
Consumption, the horizontal ends 5 of light uniforming device two and the junction of vertical end 6, which are provided with, tiltedly drapes over one's shoulders 11, the entering light end face of light uniforming device two and light uniforming device
Two light output end is perpendicular, and the light extraction end side of light uniforming device two is provided with collimation lens set, and collimation lens set is by one 9 He of lens
Lens 2 10 form, lens one it is opposite with the light-emitting surface of light uniforming device two into smooth surface, the light-emitting surfaces of lens one and lens two into
Smooth surface is opposite, and lens one or lens two can be biconvex lens, planoconvex spotlight or concave-convex lens, and the light-emitting surface of lens one is convex surface,
The light-emitting surface of lens two is convex surface, and lens one and two surface of lens are coated with ultraviolet anti-reflection film, can improve light to greatest extent
Transmissivity reduces light energy loss.
Optical filter 7 is provided in light uniforming device one, optical filter is long wave pass filter or short wave pass filter, needed for obtaining
The light for the wave band wanted, one selectable shape of light uniforming device are cuboid, and the upper and lower both sides inside light uniforming device one are symmetrically arranged with
The optical filter being in the shape of the letter V, when the shape of light uniforming device one is cuboid and wherein opposite two faces of light uniforming device one are square face
When, the light uniforming device one between its two opposite facing is internally provided with the inclined optical filter of a row, between optical filter
It is arranged in parallel, when the shape of light uniforming device one is square, it is provided with the optical filter in space X shape in light uniforming device one, three
The light source of group different wave length can obtain the light of required wavelength band after optical filter, then converge to together, obtain again
To the spectrum with the higher wave band of solar spectrum matching degree, using above-mentioned three kinds of structures, by the light source of different-waveband with multiple battle arrays
The form of row is arranged, and can so that Spectral matching degree is high.
The operation principle of the utility model：Array of source group corresponds to the light source or LED core of three kinds of different colours wave bands respectively
Piece, each array group are rearranged by the light source or LED chip of different-waveband, and wavelength band can reach 300nm to 1500nm,
Solar spectrum all band is covered, when we need to export a specified sunlight spectrum, by this spectroscopic data input control
In system, the number of switches and intensity of illumination of LED chip, the light that array of source group mixes are controlled by control system
After the even even light of optical arrays group, then by light uniforming device one, light uniforming device two is multiple and collimation lens set it is compound after be irradiated to workbench
Face, after the spectroscopic detector on table top receives light, detection obtains real time spectrum information and feeds back to control system, control system
System is compared the spectroscopic data of the spectral information received and needs in real time, and is arranged to array of source group and sent instruction, into
The number of switches and intensity of illumination of one successive step array of source group so recycle, real-time adjusting and optimizing, and are finally reached and conform to
The sunlight spectrum asked.
The basic principle of the utility model, main feature and advantage has been shown and described above, it is new not departing from this practicality
Under the premise of type spirit and scope, the utility model also has various changes and modifications, these changes and improvements both fall within requirement and protect
The scope of the utility model of shield.
Claims (9)
1. a kind of sunlight simulation system, it is characterised in that：Including the corresponding even light battle array of array of source group and array of source group
Row group, light uniforming device one, light uniforming device two and collimation lens set, the array of source group are set to the one of even optical arrays group light inlet
The light extraction end of side, even optical arrays group is distributed in the left side of light uniforming device one and upper and lower both sides, the light extraction end one of light uniforming device one respectively
Side is provided with light uniforming device two, and the light inputting end of light uniforming device two is opposite with the light extraction end of light uniforming device one, and two light extraction end side of light uniforming device is set
It is equipped with collimation lens set.
2. a kind of sunlight simulation system according to claim 1, it is characterised in that：Light uniforming device two be it is hollow or solid,
Hollow light uniforming device two is coated with high-reflecting film inside it, and the horizontal ends of light uniforming device two and the junction of vertical end, which are provided with, tiltedly drapes over one's shoulders, even
The entering light end face of light device two and the light output end of light uniforming device two are perpendicular, and the light extraction end side of light uniforming device two is provided with collimation lens
Group, collimation lens set are made of lens one and lens two, the lens one opposite with the light-emitting surface of light uniforming device two into smooth surface of lens one
Light-emitting surface it is opposite into smooth surface with lens two.
3. a kind of sunlight simulation system according to claim 2, it is characterised in that：Lens one or lens two can be biconvex
Lens, planoconvex spotlight or concave-convex lens, the light-emitting surfaces of lens one are convex surface, and the light-emitting surfaces of lens two is convex surface, lens one and thoroughly
Two surface of mirror is coated with ultraviolet anti-reflection film.
4. a kind of sunlight simulation system according to claim 1, it is characterised in that：One two of which side of light uniforming device
Array of source group is the LED chip of different colours wave band, and the array of source group of another side is to be different from other two light source battle array
LED chip, white light source or the near infrared light light source of other color bands of row group.
5. a kind of sunlight simulation system according to claim 1, it is characterised in that：The even optical arrays group is by taper
The array group of optical wand array or fly eye lens array composition.
6. a kind of sunlight simulation system according to claim 1, it is characterised in that：Optical filtering is provided in light uniforming device one
Piece, the optical filter are long wave pass filter or short wave pass filter.
7. a kind of sunlight simulation system according to claim 6, it is characterised in that：The shape of light uniforming device one is rectangular
Body, two wherein opposite faces of light uniforming device one are square face, in the light uniforming device one between its two opposite facing
Portion is provided with the inclined optical filter of a row, arranged in parallel between the optical filter.
8. a kind of sunlight simulation system according to claim 6, it is characterised in that：The shape of light uniforming device one is pros
Body is provided with the optical filter in space X shape in light uniforming device one.
9. a kind of sunlight simulation system according to claim 6, it is characterised in that：The shape of light uniforming device one is rectangular
Body, the upper and lower both sides inside light uniforming device one, is symmetrically arranged with the optical filter being in the shape of the letter V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721912332.2U CN207621826U (en) | 2017-12-30 | 2017-12-30 | A kind of sunlight simulation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721912332.2U CN207621826U (en) | 2017-12-30 | 2017-12-30 | A kind of sunlight simulation system |
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| Publication Number | Publication Date |
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| CN207621826U true CN207621826U (en) | 2018-07-17 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965709A (en) * | 2017-12-30 | 2018-04-27 | 河南百合特种光学研究院有限公司 | A kind of sunlight simulation system |
| CN110530804A (en) * | 2019-08-26 | 2019-12-03 | 松山湖材料实验室 | Optical detection light source design method and its 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 |
| CN113641063A (en) * | 2021-08-16 | 2021-11-12 | 深圳市火乐科技发展有限公司 | Light uniformizing device, projector optical machine and projector |
-
2017
- 2017-12-30 CN CN201721912332.2U patent/CN207621826U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965709A (en) * | 2017-12-30 | 2018-04-27 | 河南百合特种光学研究院有限公司 | A kind of sunlight simulation system |
| CN110530804A (en) * | 2019-08-26 | 2019-12-03 | 松山湖材料实验室 | Optical detection light source design method and its 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 |
| CN113641063A (en) * | 2021-08-16 | 2021-11-12 | 深圳市火乐科技发展有限公司 | Light uniformizing device, projector optical machine and projector |
| CN113641063B (en) * | 2021-08-16 | 2023-12-08 | 深圳市火乐科技发展有限公司 | Dodging device, projector optical machine and projector |
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