CN110159973A - A kind of solar simulator - Google Patents
A kind of solar simulator Download PDFInfo
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- CN110159973A CN110159973A CN201910419766.6A CN201910419766A CN110159973A CN 110159973 A CN110159973 A CN 110159973A CN 201910419766 A CN201910419766 A CN 201910419766A CN 110159973 A CN110159973 A CN 110159973A
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- 229910052736 halogen Inorganic materials 0.000 claims abstract description 34
- 150000002367 halogens Chemical class 0.000 claims abstract description 34
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 230000003287 optical effect Effects 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 230000005855 radiation Effects 0.000 claims description 12
- 239000000523 sample Substances 0.000 claims description 12
- 230000004907 flux Effects 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims 1
- 239000004575 stone Substances 0.000 claims 1
- 238000001228 spectrum Methods 0.000 abstract description 29
- 238000000034 method Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 230000003595 spectral effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 229910052724 xenon Inorganic materials 0.000 description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
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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
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
-
- 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
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2113/00—Combination of light sources
- F21Y2113/10—Combination of light sources of different colours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The present invention relates to a kind of solar simulators comprising: cabinet has the hollow structure of light-emitting window for one end closed at one end；Light source, including being mounted on the pedestal on cabinet top and M light illuminating unit being mounted on pedestal, each light illuminating unit is spliced by N number of lamp module, and black light lamp group, LED purple light lamp group, LED blue light lamp group, LED blue green light lamp group, LED white light lamp group and the halogen lamp with optical filtering part are installed on each lamp module；Dodging device is arranged between light source and light-emitting window, and the light source is adjusted by dodging device, dimming device.The present invention can overcome lamp source spectrum to adjust trouble, and service life short and at high cost technical problem, structure is simple, economical and effective, right good with the Linear Quasi of solar spectrum curve.
Description
Technical field
The invention belongs to field of illumination lamp technology more particularly to a kind of solar simulators.
Background technique
Equipment of the solar simulator as indoor simulation sunlight, light source are most important components in solar simulator, it
The spectrum of solar simulator, output power are directly influenced, and the persistence used.
With the development of solar simulator, there is the solar simulator of diversified forms light source composition, at present solar simulation
Device mostly uses xenon lamp and different-waveband LED combination as light source and reaches required spectrum by the mutual supplement with each other's advantages of different light sources
Match, it is preferable with AM1.5 solar spectrum Curve Matching.
But the energy of xenon source, it is concentrated mainly near infrared band, the irradiation level of sending is relatively higher than sunlight
Spectrum, so that spectrum adjusts relatively cumbersome；Xenon lamp guide number on the market is generally 10-100 ten thousand times, and irradiation level is just thereafter
There is significant decaying, the service life is short and at high cost.Therefore, need a kind of service life long in the market, it is at low cost, it is easy to adjust, and with
The right good solar simulator of the Linear Quasi of AM1.5 solar spectrum curve.
Summary of the invention
The present invention provides a kind of solar simulator to solve the technical problem in above-mentioned background technique, can gram
It takes lamp source spectrum and adjusts trouble, service life short and at high cost technical problem, structure is simple, economical and effective, with solar spectrum curve
Linear Quasi it is right good.
The technical scheme to solve the above technical problems is that a kind of solar simulator comprising:
Cabinet has the hollow structure of light-emitting window for one end closed at one end；
Light source, including being mounted on the pedestal of the closed one end of box house and M light illuminating unit being mounted on pedestal, often
A light illuminating unit is spliced by N number of lamp module, and the LED that central wavelength range is 360-400nm is equipped on each lamp module
LED purple light lamp group that black light lamp group, central wavelength range are 410-420nm, central wavelength range are 455-475nm's
The LED white light that LED blue green light lamp group that LED blue light lamp group, central wavelength range are 490-500nm, colour temperature are 3800-4500K
The halogen lamp with optical filtering part that lamp group and at least one central wavelength range are 600-1100nm；
Dodging device, be arranged between light source and light-emitting window, the light of the light source after dodging device is sufficiently mixed,
It is adjusted by dimming device.
The beneficial effects of the present invention are: the technical program realizes the simulation to sunlight spectrum, wave-length coverage can reach
To 300-1100nm, A+ grades of Spectral matching degree can be accurately realized by light illuminating unit；The service life of solar simulator
2000h is extended to by halogen lamp, even more long, stable structure is reliable, energy saving, substantially increases market economy effect
Benefit can be widely used in pulsed solar simulator, stable state solar simulator etc..
Based on the above technical solution, the present invention can also be improved as follows.
Further, the luminous efficiency value of the halogen lamp is 30-35LM/W.
Beneficial effect using above-mentioned further scheme is to be able to ascend light source and AM1.5 too by controlling luminous efficiency value
The Linear Quasi of sunlight spectral curve is right, improves the working efficiency of spectrum debugging.
Further, the numerical value value of the N is 4 or 8.
Beneficial effect using above-mentioned further scheme be by light illuminating unit and lamp module can be more flexible adjust
The light radiant flux of solar simulator improves debugging efficiency.
Further, the halogen lamp is located at the center of lamp module, LED black light lamp group, LED purple light lamp group, LED blue light
Lamp group, LED blue green light lamp group and LED white light lamp group are uniformly regularly arranged in around halogen lamp.
Beneficial effect using above-mentioned further scheme is that each lamp group helps to concentrate energy, the Beauty by position of arranging
It sees, production convenience.
Further, the optical filtering part is vision filter.
Beneficial effect using above-mentioned further scheme is that the visible light portion of halogen lamp can be filtered out by vision filter
Point, and use LED light as supplement, halogen lamp can be made to meet the requirements with AM1.5 solar spectrum curve matching degree.
Further, the vision filter selects quartz material to be used as and prepares substrate.
Further, the dimming device includes spectrometer probe, spectrometer, light-controller, computer, charger, spectrometer
Probe is set to light-emitting window and is connect with spectrometer by optical fiber for measuring light radiation intensity, spectrometer probe, spectrometer and meter
Calculation machine is electrically connected, and is carried out real-time monitoring by the Computer signal and recorded data, and computer and charger are electrically connected,
Charger and light-controller are electrically connected, and light-controller and light source are electrically connected.
Beneficial effect using above-mentioned further scheme is the light of light source sending through dodging device, is filled in light-emitting window realization
Divide mixing, captures timely spectrum thereafter by spectrometer probe and spectrometer, and will carry out in real-time Data Transmission to computer
Display；Spectrometer software is provided on computer, spectrometer software is preset with standard spectrum class parameter, by by real time data
It is compared with standard parameter, judges whether the spectrum grade in different-waveband meets design requirement；It is light-operated thereafter by adjusting
Device is adjusted corresponding LED light group, it is made finally to meet spectrum grade design requirement.
Further, the light-controller using direct current DC dim or each LED light of pulse width modulation (PWM) brightness adjustment control or
The radiation flux of halogen lamp；Wherein:
The direct current DC light modulation, the radiation flux of each LED light or halogen lamp is controlled by changing size of current；
The described pulse width modulation (PWM) light modulation controls each LED light or halogen lamp by changing pulse duty factor
Radiation flux.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of solar simulator of the present invention；
Fig. 2 is the structural schematic diagram of light illuminating unit of the present invention；
Fig. 3 is the structural schematic diagram of halogen lamp of the present invention；
Fig. 4 is solar simulator curve of spectrum test result schematic diagram of the present invention；
In attached drawing, parts list represented by the reference numerals are as follows:
2, cabinet, 4, light source, 6, LED black light lamp group, 8, LED purple light lamp group, 10, LED blue light lamp group, 12, LED indigo plant
Green light lamp group, 14, LED white light lamp group, 16, halogen lamp, 20, vision filter, 22, dodging device, 24, pedestal, 36, light modulation dress
It sets, 38, spectrometer probe, 40, spectrometer, 42, computer, 44, light-controller, 46, charger.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
In the description of the invention, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to the invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.In the description of the invention, unless separately
It is described, the meaning of " plurality " is two or more.
Mode one
A kind of solar simulator is provided in this mode comprising: cabinet 2 has for one end closed at one end
The hollow structure of optical port, as shown in Fig. 2, light source 4, including being mounted on the pedestal 24 of 2 closed one end in inside of cabinet and being mounted on
M light illuminating unit on pedestal 24, each light illuminating unit are spliced by N number of lamp module, are equipped with center on each lamp module
LED purple light lamp group 8 that LED black light lamp group 6 that wave-length coverage is 360-400nm, central wavelength range are 410-420nm,
The LED blue green light lamp group that LED blue light lamp group 10 that central wavelength range is 455-475nm, central wavelength range are 490-500nm
12, the LED white light lamp group 14 and at least one central wavelength range that colour temperature is 3800-4500K are having for 600-1100nm
The halogen lamp 16 of optical filtering part, as shown in Figure 1, dodging device 22, is arranged between light source 4 and light-emitting window, the light of the light source 4
After dodging device 22 is sufficiently mixed, it is adjusted by dimming device 36.
Which can overcome lamp source spectrum to adjust trouble, and service life short and at high cost technical problem, structure is simple, economical
Effectively, right good with the Linear Quasi of solar spectrum curve
The method realizes the simulation to sunlight spectrum, and wave-length coverage can reach 300-1100nm, passes through illumination list
Member can be accurately realized A+ grades of Spectral matching degree；The service life of solar simulator extends to 2000h by halogen lamp 16,
Even more long, stable structure is reliable, energy saving, substantially increases market economy benefit, can be widely used in arteries and veins
Rush formula solar simulator, stable state solar simulator etc..
Use even smooth glass or reflector by 4 irradiation nonuniformity tune of light source it is understood that dodging device 22 refers to
It is whole to reach A grades of irradiation nonuniformity requirements (< 2%), specifically specific coatings can be smeared on even smooth glass or in even smooth glass
It is superimposed the small filter of one layer of different transmissivity on glass, to achieve the effect that change uniform illumination degree, in the method, specifically adopts
It is ultra-clear glasses fluorescent plate.
It is right in order to the Linear Quasi that promotes light source 4 and AM1.5 solar spectrum curve in the method, the halogen lamp
16 luminous efficiency value is 30-35LM/W；In addition, vision filter 20 is the visible light part for referring to filter out halogen lamp, make
Halogen lamp 16 and AM1.5 solar spectrum curve matching degree can satisfy the optical device of requirement, it is seen that optical filter 20 selects quartz
Material is used as and prepares substrate；In the case where meeting above-mentioned requirements, halogen lamp 16 selection be it is various, we provide one kind here
Specific optional halogen lamp 16, MR16 halogen cup lamp of the halogen lamp 16 using Ou Silang, model 46870, voltage 12V, wattage
50W is equipped with glass cover, can simulating wavelength range be effectively the color of light of 600-1100nm, make the work effect of spectrum debugging
Rate significantly improves.
It is understood that M and N each mean the natural number more than or equal to 1, in order to adjust the sun more flexiblely
The light radiant flux of energy simulator, as shown in Fig. 2, the numerical value value of the N is 4 or 8；In addition, each LED black light
Lamp group 6, LED purple light lamp group 8, LED blue light lamp group 10, LED blue green light lamp group 12, X LED light of LED white light lamp group 14, X are
Refer to the natural number more than or equal to 1, we provide a kind of specific optional form here, and the numerical value value of N is 4, light illuminating unit
It is spliced a square, and each LED black light lamp group 6, LED purple light lamp group 8, LED blue light by 4 lamp modules
Lamp group 10, LED blue green light lamp group 12,2 LED light of LED white light lamp group 14, can be accurately realized A+ grades of Spectral matchings
Degree.
In addition, in order to keep each lamp module moulding more beautiful, as shown in Fig. 2, the halogen lamp 16 is located at lamp module
Center, LED black light lamp group 6, LED purple light lamp group 8, LED blue light lamp group 10, LED blue green light lamp group 12 and LED white light lamp group
14 are uniformly regularly arranged in around halogen light, additionally aid concentration energy.
In the method, in order to reach debugging effect, the dimming device 36 include the probe of spectrometer 40 38, spectrometer 40,
Light-controller 44, computer 42, charger 46, the probe of spectrometer 40 38 are set to light-emitting window for measuring light radiation intensity, spectrum
The probe of instrument 40 38 is connect with spectrometer 40 by optical fiber, and spectrometer 40 and computer 42 are electrically connected, and by the computer 42
Signal carries out real-time monitoring and records data, and computer 42 and charger 46 are electrically connected, and charger 46 and light-controller 44 are electrically
Connection, light-controller 44 and light source 4 are electrically connected；Charger 46 is the power supply of light-controller 44.
It is understood that the selection of light-controller 44 is various, the use of the light-controller 44 direct current DC light modulation or pulse
The radiation flux of each LED light of width modulated PWM brightness adjustment control or halogen lamp 16, in which: the direct current DC light modulation, by changing
Time-dependent current size controls the radiation flux of each LED light or halogen lamp 16；The pulse width modulation (PWM) light modulation, by changing
Become the radiation flux that pulse duty factor controls each light source 4.Here we provide a kind of optional specific form, above-mentioned light
Control device 44 uses current constant control chip -- and SG3525, SG3525 are using mode PWM controlled mode (i.e. so-called current control
Type pulsewidth modulation) power switch chip, support 12/18V output voltage, oscillating width is adjusted according to feedback current, then
Current value by controlling constant-current drive circuit realizes the function of individually controlling each LED light or halogen lamp 16, convenience and high-efficiency, peace
It is complete reliable.
The operating procedure of the method are as follows: the light that light source 4 issues is sufficiently mixed through dodging device 22 in light-emitting window realization,
And verifying non-uniformity index meets IEC60904-92007 standard after tested；Thereafter by the probe of spectrometer 40 38 and spectrometer
40 capture timely spectrum, and will show in real-time Data Transmission to computer 42；Spectrometer 40 is provided on computer 42
Software, 40 software of spectrometer are preset with standard spectrum class parameter, by the way that real time data and standard parameter to be compared, judge
Whether the spectrum grade in different-waveband meets design requirement, as the energy in 300-600nm is low or high；Thereafter by adjustment light
Control device 44 is adjusted corresponding LED light group, it is made finally to meet spectrum grade design requirement.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of solar simulator, characterized in that it comprises:
Cabinet (2) has the hollow structure of light-emitting window for one end closed at one end；
Light source (4), including M for being mounted on the pedestal (24) of the internal closed one end of cabinet (2) and being mounted on pedestal (24)
Light illuminating unit, each light illuminating unit are spliced by N number of lamp module, and it is 360- that central wavelength range is equipped on each lamp module
LED black light lamp group (6), the central wavelength range of 400nm is the LED purple light lamp group (8) of 410-420nm, central wavelength model
Enclose the LED blue light lamp group (10) for 455-475nm, the LED blue green light lamp group (12) that central wavelength range is 490-500nm, color
The LED white light lamp group (14) and at least one central wavelength range that temperature is 3800-4500K are 600-1100nm with filter
The halogen lamp (16) of light part；
Dodging device (22) is arranged between light source (4) and light-emitting window, and the light of the light source (4) passes through dodging device (22)
After being sufficiently mixed, it is adjusted by dimming device (36).
2. a kind of solar simulator according to claim 1, which is characterized in that the luminous efficiency of the halogen lamp (16)
Value is 30-35LM/W.
3. a kind of solar simulator according to claim 1 or 2, which is characterized in that the numerical value value of the N be 4 or
8。
4. a kind of solar simulator according to claim 3, which is characterized in that the halogen lamp (16) is located at lamp module
Center, LED black light lamp group (6), LED purple light lamp group (8), LED blue light lamp group (10), LED blue green light lamp group (12) and
LED white light lamp group (14) is uniformly regularly arranged in around halogen lamp (16).
5. a kind of solar simulator according to claim 1 or 2 or 4, which is characterized in that the optical filtering part is visible filter
Mating plate (20).
6. a kind of solar simulator according to claim 5, which is characterized in that the vision filter (20) selects stone
English material is used as and prepares substrate.
7. a kind of solar simulator described according to claim 1 or 2 or 4 or 6, which is characterized in that the dimming device
It (36) include spectrometer probe (38), spectrometer (40), light-controller (44), computer (42), charger (46), spectrometer probe
(38) it is set to light-emitting window and is connect with spectrometer (40) by optical fiber for measuring light radiation intensity, spectrometer probe (38), light
Spectrometer (40) and computer (42) are electrically connected, and are carried out real-time monitoring by the computer (42) signal and recorded data, are counted
Calculation machine (42) and charger (46) are electrically connected, and charger (46) and light-controller (44) are electrically connected, light-controller (44) and light source
(4) it is electrically connected.
8. a kind of solar simulator according to claim 7, which is characterized in that the light-controller (44) uses direct current DC
The radiation flux of light modulation or each LED light of pulse width modulation (PWM) brightness adjustment control or halogen lamp (16), wherein:
The direct current DC light modulation, the radiation flux of each LED light or halogen lamp (16) is controlled by changing size of current；
The described pulse width modulation (PWM) light modulation controls each LED light or halogen lamp (16) by changing pulse duty factor
Radiation flux.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910419766.6A CN110159973A (en) | 2019-05-20 | 2019-05-20 | A kind of solar simulator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910419766.6A CN110159973A (en) | 2019-05-20 | 2019-05-20 | A kind of solar simulator |
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| CN110159973A true CN110159973A (en) | 2019-08-23 |
Family
ID=67631580
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114923149A (en) * | 2022-07-20 | 2022-08-19 | 深圳市华慧能节能科技有限公司 | Intelligent data acquisition intelligent street lamp and control system thereof |
| CN116717741A (en) * | 2023-08-07 | 2023-09-08 | 东莞锐视光电科技有限公司 | Multispectral light source |
| CN118167967A (en) * | 2024-04-02 | 2024-06-11 | 武汉爱疆科技有限公司 | A multi-channel LED steady-state solar simulator system |
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| CN209725970U (en) * | 2019-05-20 | 2019-12-03 | 上海权测新能源科技有限公司 | A kind of solar simulator |
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