WO2010034140A1 - 具有太阳能电池组的发光元件检测机台及其检测方法 - Google Patents
具有太阳能电池组的发光元件检测机台及其检测方法 Download PDFInfo
- Publication number
- WO2010034140A1 WO2010034140A1 PCT/CN2008/001930 CN2008001930W WO2010034140A1 WO 2010034140 A1 WO2010034140 A1 WO 2010034140A1 CN 2008001930 W CN2008001930 W CN 2008001930W WO 2010034140 A1 WO2010034140 A1 WO 2010034140A1
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- WO
- WIPO (PCT)
- Prior art keywords
- light
- emitting
- solar cell
- tested
- sensing
- Prior art date
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 11
- 238000010998 test method Methods 0.000 title 1
- 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 6
- 238000000034 method Methods 0.000 claims description 23
- 238000012545 processing Methods 0.000 claims description 11
- 238000005286 illumination Methods 0.000 claims description 4
- 238000005316 response function Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 14
- 230000004907 flux Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000003595 spectral effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/26—Testing of individual semiconductor devices
- G01R31/2607—Circuits therefor
- G01R31/2632—Circuits therefor for testing diodes
- G01R31/2635—Testing light-emitting diodes, laser diodes or photodiodes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/01—Subjecting similar articles in turn to test, e.g. "go/no-go" tests in mass production; Testing objects at points as they pass through a testing station
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/26—Testing of individual semiconductor devices
- G01R31/2601—Apparatus or methods therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/44—Testing lamps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/38—Energy storage means, e.g. batteries, structurally associated with PV modules
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Definitions
- the present invention relates to a light-emitting element detecting machine and a detecting method thereof, and more particularly to a light-emitting element detecting machine having a solar battery pack and a detecting method thereof.
- the industry In order to obtain the total luminous flux of the illuminating element, the industry often uses the integrating sphere to extract the light energy emitted by the illuminating element, and then analyzes and obtains the total luminous flux value of the illuminating element.
- the measurement environment is as shown in FIG. 1.
- the integrating sphere 11 is connected to the spectral energy analyzer through an optical fiber.
- the inside of the integrating sphere 11 further includes a shutter 13.
- the LED to be tested is positioned at the lower input portion of the integrating sphere 11, and the input portion is The size is the cross-sectional area of the input portion; the other end of the integrating sphere 11 has an output portion located above the other end of the input portion, and the size of the output portion is the cross-sectional area of the output portion.
- the light energy enters the integrating sphere 11 from the input portion, and then passes through the internal refraction of the integrating sphere 11, and the light energy is collected and outputted by the output portion, that is, transmitted from the optical fiber to the spectral energy analyzer.
- the total luminous flux of the LED to be tested can be obtained by comparing the standard light sources in the same environment. This detection mode is more suitable for a light source with directivity.
- the size of the integrating sphere 11 is limited when it is required to be set. Usually, it is only planned in the laboratory, and the light source to be tested is continuously placed/extracted. The measurement of different LEDs to be tested is also quite time consuming, and the cost of the integrating sphere 11 is relatively high. Not too low.
- the all-light flux detecting system has six solar cells disposed on the inner side of the light receiving device 20, and the output portion is the output point of the light receiving device 20, and the measured light bar to be tested is placed on the moving
- the placement base on the device sequentially enters the light receiving device 20 through the vacant area 28, and is illuminated when the light to be tested is enabled by the placement and the light energy of the light to be measured is received through the solar cell.
- the light energy of the light to be measured is transmitted through two paths, one path is transmitted to the processor via the transmitting device; the other path is transmitted to the spectral energy analyzer through the optical fiber, and then The spectral energy analyzer is sent to the processor via the transmitting device; the two paths are combined and analyzed by the processor to obtain the total luminous flux value of the light bar to be tested.
- the structure of FIG. 2 not only makes the solar cell easy to obtain, is inexpensive, and is easy to maintain, and the action of the light stick to be tested is sequentially sent into the light receiving device 20 via the placement device of the mobile device. Significantly saves inspection time, combined with the spectral energy analyzer and processor, to obtain a more accurate total luminous flux value of the light bar to be tested.
- the known technology only discusses its full luminous flux, and the invention can not only detect the light source to be measured by the solar cell, but also statically sense whether the entire light source to be tested is a good product, and can more accurately pass the dynamic brightness sensing.
- the invention can not only detect the light source to be measured by the solar cell, but also statically sense whether the entire light source to be tested is a good product, and can more accurately pass the dynamic brightness sensing.
- An object of the present invention is to provide a light-emitting element detecting machine which can quickly and clearly detect which of a plurality of light-emitting elements in a light-emitting module is unqualified.
- Another object of the present invention is to provide a light-emitting element detecting machine which further maintains the original simple structure and is highly compatible.
- Still another object of the present invention is to provide a light-emitting element detecting machine which is inexpensive and can be fully automated to reduce the cost of testing a lighting assembly.
- Another object of the present invention is to provide a rapid detection of illumination without complicated devices and actions.
- a further object of the present invention is to provide a light-emitting element detecting machine having a solar battery pack which has a small space for use, high use efficiency, and direct improvement in detection competitiveness.
- the present invention is a light-emitting element batch detecting machine having a solar battery pack, comprising: a base for accommodating a plurality of light-emitting components having a light-emitting element to be tested, and respectively enabling the light-emitting elements to emit light; A mobile device for transferring a plurality of light emitting elements to be tested out of a susceptor; a set of solar cells including at least one solar cell.
- the detection method of the above machine is a method for detecting a light-emitting component having a plurality of light-emitting elements, wherein the light-emitting elements in the light-emitting component are arranged along a length direction, and a light-emitting component in the light-emitting component is detected by a detecting machine a illuminating state, wherein the detecting machine comprises a pedestal; a set of solar cells disposed on the pedestal, having a sensing range covering the plurality of illuminating elements, sensing the illuminating of the illuminating element and converting the output into the sensing signal output And a set of moving devices for relatively moving the light-emitting component and the solar battery pack in a predetermined moving direction, the method comprising the following steps: a) placing one of the light-emitting components in a longitudinal direction in a predetermined moving direction, and The light-emitting element of the socket-enabled light-emitting component emits light; b) the light-
- the sensing signal of the sensed illuminance varies with the state and time of the illuminating element in the sensing range.
- the present invention provides a light-emitting element detecting machine having a solar battery pack and a detecting method thereof, which are obtained by sequentially arranging a plurality of light-emitting elements in a light-emitting component into/out of a sensing range.
- Luminous brightness, step by step is simple to increase or decrease, once the increase or decrease state does not match the expected, according to the speed of entry/exit, the position of the light-emitting element in question is immediately calculated in the light-emitting component, and further achieved in the automatic detection operation, immediately resolved Wrong single component, speeding up subsequent repair or processing, increasing output rate; especially not limited by the length of the light-emitting component to be tested, more suitable Demand
- FIG. 1 is a side elevational view of a conventional light-emitting device detecting machine
- FIG. 2 is a perspective view of a conventional detection system for a solar cell light receiving device
- FIG. 3 is a block diagram of a first embodiment of the present invention
- Figure 4 is a perspective view of a first embodiment of the present invention.
- Figure 5 is a partial perspective view of a first embodiment of the present invention.
- FIG. 6 is a schematic perspective view of a detecting machine according to a second embodiment of the present invention
- FIG. 7 is a schematic cross-sectional view showing an operation of a light-emitting component at a preliminary position outside a sensing range according to a second embodiment of the present invention
- FIG. 8 is a cross-sectional view showing the operation of the initial light-emitting element initially entering the sensing range of the solar battery unit according to the second embodiment of the present invention.
- FIG. 9 is a cross-sectional view showing the operation of the entire sensing position of the light-emitting component in the sensing range of the solar battery module according to the second embodiment of the present invention.
- FIG. 10 is a cross-sectional view showing the operation of a preliminary detachment position in a sensing range of a solar cell group according to a second embodiment of the present invention.
- FIG. 11 is a cross-sectional view showing the operation of the light-emitting component in a measurement position away from the sensing range of the solar battery module according to the second embodiment of the present invention
- FIG. 12 is a schematic diagram showing the electrical state of a detection process of a light-emitting component of a solar battery pack sensing good according to a second embodiment of the present invention.
- FIG. 13 is a schematic diagram showing the electrical state of a light-emitting component detecting process of a solar battery module sensing a light-emitting component having a substandard standard according to a second embodiment of the present invention
- Figure 14 is a top plan view showing a detecting unit of a light-emitting component according to a third embodiment of the present invention
- FIG. 15 is a schematic diagram showing an electrical state of a detection process of a light-emitting component of a solar battery module sensing good product according to a third embodiment of the present invention
- FIG. 15 is a schematic diagram showing an electrical state of a detection process of a light-emitting component of a solar battery module sensing good product according to a third embodiment of the present invention.
- Fig. 16 is a view showing the electrical state of a light-emitting module detecting process of a solar battery module sensing a light-emitting element having a substandard standard according to a third embodiment of the present invention.
- the block diagram is a block diagram of a first embodiment of the present invention.
- the architecture of the detecting machine includes a base 30 for enabling and supporting the mobile device 32, and the mobile device 32 is for batch input and output to be tested.
- the solar cell stack 33 includes at least one solar cell 331, and the detection signals received by the solar cell stack 33 are transmitted to the processing device 35 for further processing and analysis.
- the actual structure of the first embodiment of the present invention is as shown in FIG. 4 and FIG. 5 , wherein the light-emitting element 70 to be tested is an example of a light-emitting diode die, and the light-emitting component 70 is divided by a wafer (WAFER) stage, and is separated and placed.
- the mobile device 32 in this example, is a two-dimensional moving stage responsible for moving the susceptor 30, and can move a batch of thousands to tens of thousands of illuminating elements 70 cut from the entire wafer.
- the solar cell group 33 in this example is exemplified by a single-piece solar cell 331, and is flipped by 180° for the sake of explanation.
- the solar cell 331 faces the light-emitting element 70 to be tested with its active surface 622, and is directed toward the light-emitting element at the active surface 622.
- the component 70 side is further configured as a color filter set of a color filter 624.
- the transmission function of the selected color filter set is multiplied by the wavelength response function of the solar cell 331 to correspond to a standard visual effect function.
- the solar cell 331 will be close to the light-emitting element 70 to be tested, so that the amount of light emitted by the light-emitting element 70 is mainly irradiated to the active surface 622 of the solar cell 331, and is large. The amount of luminescence that is dissipated outside the solar cell 331.
- the illuminating unit detecting machine 3' is for measuring the illuminating state of the illuminating unit 7 having a plurality of illuminating elements 70, and includes: one for carrying The pedestal 30' of the illuminating assembly 7 is enabled, a set of sensing devices capable of simultaneously sensing the plurality of illuminating elements 70, and a set of moving devices 32'.
- the solar cell group 33' is used as a sensing device, and a light bar having a plurality of light emitting diodes is exemplified as having a plurality of light emitting elements 70.
- the detecting machine 3' starts to detect, the light-emitting component 7 to be tested is first placed on the mobile device 32', so that the light-emitting component 7 of the light-emitting component to be tested faces upward, and is located away from the sensing range of the solar battery group 33'.
- the preliminary position 0 continues to enable the light-emitting component 7 to be tested by the susceptor 30' to cause the plurality of light-emitting elements 70 to emit light.
- the moving device 32' drives the direction in which the light-emitting assembly 7 moves as shown in FIG. 8, which is referred to as a predetermined moving direction, which necessarily corresponds to the length direction of the above-described light-emitting assembly 7, so that In the light-emitting unit 7 to be tested of the example, the first light-emitting element 70 that is turned on enters the sensing range of the solar battery unit 33' from the preparatory position.
- the illuminated light-emitting elements 70 are sequentially added to the sensing range, for example, at a constant speed.
- the above-described procedure for measuring the increase in illumination can also be reversed as a decrement measurement procedure.
- a preliminary disengagement position 82 when the first one of the illuminated light-emitting elements shown in FIG. 10 is about to be separated from the sensing range of the solar battery module 33', it is referred to as a preliminary disengagement position 82; and is gradually measured until as shown in FIG.
- the measured light-emitting element 70 reaches the measurement position E which is completely out of the sensing range of the solar battery module 33'; thus, as shown in the second half of FIG. 12, the measured brightness is determined by the maximum value of the corresponding preliminary release position 82, step by step. Decrease to the original reference brightness corresponding to the measured position E.
- any one of the foregoing two metric sensing processes is processed by the processing device 35' according to the sensing signals and time sequences corresponding to each other, and then sensed.
- the signal is estimated to be a change in the electrical state of the solar cell group 33' (solar cell) in response to the light-emitting state of the test object, and it is detected whether the light-emitting component is a good product.
- the third embodiment of the present invention is as shown in FIG.
- the sensing range of the solar battery group 33" cannot cover all the light-emitting elements in the light-emitting assembly 7" at the same time; the sensing result will be as shown in FIG. 15 or FIG.
- the speed of mechanical movement is much lower than the switching speed of the electric signal
- the light-emitting elements on the left and right sides shown in FIG. 14 belong to different illumination groups respectively, or for example, two (or even more) light rods are as shown in the figure.
- the left and right arrays of 14 are subjected to detection, and the left and right rows of crystal grains may be alternately illuminated, or two (or more) light bars may be illuminated in turn to further accelerate the output efficiency of the sensing.
- the invention can quickly detect the illuminating state of the illuminating component which does not meet the standard according to the illuminating state reflected by the component sequence in the detection of each type of illuminating component, and maintain the correctness of the inspection result of the testing machine, and No need to pay too much cost, can immediately identify defective components.
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- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Optics & Photonics (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008801311903A CN102159957B (zh) | 2008-09-27 | 2008-11-26 | 具有太阳能电池组的发光元件检测机台及其检测方法 |
JP2011528157A JP2012503758A (ja) | 2008-09-27 | 2008-11-26 | ソーラーモジュールを備える発光素子の測定装置及びその測定方法 |
KR1020117009080A KR101380700B1 (ko) | 2008-09-27 | 2008-11-26 | 태양 전지 모듈을 구비한 발광소자 측정 장치 및 측정 방법 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200820135994.8 | 2008-09-27 | ||
CNU2008201359948U CN201273844Y (zh) | 2008-09-27 | 2008-09-27 | 具有太阳能电池组的发光元件批次检测机台 |
CN200810167875.5 | 2008-10-15 | ||
CN200810167875A CN101726404B (zh) | 2008-10-15 | 2008-10-15 | 具有多个发光元件的发光组件的检测机台及其检测方法 |
Publications (1)
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WO2010034140A1 true WO2010034140A1 (zh) | 2010-04-01 |
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PCT/CN2008/001930 WO2010034140A1 (zh) | 2008-09-27 | 2008-11-26 | 具有太阳能电池组的发光元件检测机台及其检测方法 |
Country Status (4)
Country | Link |
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JP (1) | JP2012503758A (zh) |
KR (1) | KR101380700B1 (zh) |
CN (1) | CN102159957B (zh) |
WO (1) | WO2010034140A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103576099A (zh) * | 2013-07-30 | 2014-02-12 | 大连工业大学 | 一种led灯具闪烁测试系统及其实现测试方法 |
CN109031146A (zh) * | 2018-08-16 | 2018-12-18 | 天津城建大学 | 一种便携式太阳能电池测试装置 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5286571B2 (ja) * | 2009-05-22 | 2013-09-11 | 大塚電子株式会社 | 全光束測定装置および全光束測定方法 |
CN102967449B (zh) * | 2012-12-21 | 2015-06-03 | 广东威创视讯科技股份有限公司 | 一种用于led灯管光源检测的装置及方法 |
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2008
- 2008-11-26 KR KR1020117009080A patent/KR101380700B1/ko active IP Right Grant
- 2008-11-26 JP JP2011528157A patent/JP2012503758A/ja active Pending
- 2008-11-26 WO PCT/CN2008/001930 patent/WO2010034140A1/zh active Application Filing
- 2008-11-26 CN CN2008801311903A patent/CN102159957B/zh not_active Expired - Fee Related
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CN200959025Y (zh) * | 2006-10-09 | 2007-10-10 | 深圳市量子光电子有限公司 | Led测试工作台 |
CN1959366A (zh) * | 2006-11-30 | 2007-05-09 | 复旦大学 | 采用窄光束标准光源的led光通量测试装置及测试方法 |
CN101266276A (zh) * | 2007-03-14 | 2008-09-17 | 纬创资通股份有限公司 | 自动化测量发光二极管的测试设备及方法 |
CN201096613Y (zh) * | 2007-07-30 | 2008-08-06 | 张九六 | 一种大功率led全自动光、电参数测试装置 |
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CN103576099A (zh) * | 2013-07-30 | 2014-02-12 | 大连工业大学 | 一种led灯具闪烁测试系统及其实现测试方法 |
CN109031146A (zh) * | 2018-08-16 | 2018-12-18 | 天津城建大学 | 一种便携式太阳能电池测试装置 |
CN109031146B (zh) * | 2018-08-16 | 2024-03-19 | 天津城建大学 | 一种便携式太阳能电池测试装置 |
Also Published As
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KR20110063555A (ko) | 2011-06-10 |
CN102159957B (zh) | 2013-04-10 |
CN102159957A (zh) | 2011-08-17 |
KR101380700B1 (ko) | 2014-04-03 |
JP2012503758A (ja) | 2012-02-09 |
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