CN204788900U - Solar simulator irradiance, irradiation homogeneity and stable detection device - Google Patents

Solar simulator irradiance, irradiation homogeneity and stable detection device Download PDF

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Publication number
CN204788900U
CN204788900U CN201520407162.7U CN201520407162U CN204788900U CN 204788900 U CN204788900 U CN 204788900U CN 201520407162 U CN201520407162 U CN 201520407162U CN 204788900 U CN204788900 U CN 204788900U
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solar simulator
monocrystalline silicon
cell piece
encapsulation
data collection
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张俊超
熊利民
孟海凤
赫英威
张碧丰
蔡川
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National Institute of Metrology
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National Institute of Metrology
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Abstract

The utility model discloses a solar simulator irradiance, irradiation homogeneity and stable detection device for detect solar simulator irradiance, irradiation homogeneity and stability, including encapsulation monocrystalline silicon battery piece, thermocouple sensor, electric current connecting wire, hall closed loop current sensor accuse temperature platform, the quick data collection station of multichannel and computer. It is the signal that quick data collection station gathered that the device detects the gained signal, and a signal is the voltage signal who encapsulates the thermocouple sensor output of the monocrystalline silicon battery piece back, and a signal encapsulates monocrystalline silicon battery piece short -circuit current gained voltage signal after the conversion of hall closed loop current sensor I -V, and the computer is given in the output after quick data collection station carries out the AD conversion of these two signals, by computer display data curve. Utilize the utility model discloses, the technological difficult point that detects the solar simulator irradiance under the extremely short pulse condition has been solved to can realize detecting solar simulator irradiation inhomogeneities and instability.

Description

Solar simulator irradiance, irradiation uniformity and stability detector
Technical field
The utility model relates to solar simulator irradiance, irradiation uniformity and stability techniques field, be specifically related to a kind of solar simulator irradiance, irradiation uniformity and stability detector, for detecting solar simulator irradiance, irradiation uniformity and stability.
Background technology
In photovoltaic generating system, photovoltaic module is the generator unit of core the most, its light transfer characteristic, as short-circuit current (Isc), open-circuit voltage (Voc), peak power (Pmax), conversion efficiency (η), fill factor, curve factor (FF) etc., be the most key performance index.And, the most critical value of peak power parameter or the clearing unit of trade flows and design of photovoltaic power station assessment.The measurement accuracy of photovoltaic module light transfer characteristic directly has influence on the economic benefit of photovoltaic enterprise and the actual operation of photovoltaic plant.It is substantially all replace the true sun to carry out simulation based on solar simulator irradiate and utilize electronic load box to obtain its light transfer characteristic that the photoelectric properties of current photovoltaic module are measured.
Solar simulator is a kind of light source of simulating nature solar spectrum and irradiance, is usually made up of light source and power supply, optics and optical filter, control operation system, electronic load box etc.Compared with the true sun, solar simulator have stability by force, not by advantages such as Changes in weather affect.It is widely used in the projects such as solar cell electric performance test, light aging experiment, hot spot durability experiment.In addition, at other field, resistance to radiation aging and high molecular solidification test etc. as the heat balance test of: satellite, development of plants and prevalent variety cultivation, material are also widely used.
Photoelectric properties test demand fulfillment standard testing (STC) condition of photovoltaic module, that is: temperature 25 DEG C, AM1.5G spectrum, 1000W/m 2irradiance.Wherein, 1000W/m 2the demarcation difficulty of irradiance is maximum, and it is also maximum on final testing result impact.In addition, the irradiation uniformity of solar simulator and stability, namely the irradiation nonuniformity of defined and irradiation instability in international standard IEC60904-9:2006 solar simulator performance requirement, be also the main cause affecting photovoltaic module photoelectric properties test result.
The solar simulator irradiation uniformity of previous report and stability detector are series at by pull-up resistor in solar cell piece current return, by measuring, its both end voltage is approximate is proportional to solar cell piece short-circuit current, and the relation then utilizing solar cell short-circuit current to be directly proportional to solar simulator irradiance obtains solar simulator irradiation uniformity and stability.Consider the measuring accuracy of signal pickup assembly, series resistance value in circuit can not be too small, cause loop current can be slightly less than solar cell short-circuit current thus, namely cannot truly utilize solar cell short-circuit current and solar simulator irradiance proportional, there is numerical approximation, the accuracy of the testing result of solar simulator irradiation uniformity and stability can be affected.In addition, due to the impact of resistance in series, previously report device cannot be calibrated solar simulator irradiance absolute value key parameter.
Utility model content
(1) technical matters that will solve
In view of this, fundamental purpose of the present utility model is to provide a kind of solar simulator irradiance, irradiation uniformity and stability detector, to solve the technological difficulties accurately detecting solar simulator irradiance, irradiation uniformity and stability under transient condition.
(2) technical scheme
For achieving the above object, the utility model provides a kind of solar simulator irradiance, irradiation uniformity and stability detector, this device comprises encapsulation Monocrystalline silicon cell piece 1, thermocouple sensor 2, electric current connecting line 3, Hall closed-loop current sensors 4, temperature control platform 5, hyperchannel rapid data collection device 6 and computing machine 7, wherein:
Encapsulation Monocrystalline silicon cell piece 1, be obtain by after the Monocrystalline silicon cell piece of burin-in process encapsulates, its front is towards solar simulator light source;
Thermocouple sensor 2, is affixed on encapsulation Monocrystalline silicon cell piece 1 back side, to measure the temperature of encapsulation Monocrystalline silicon cell piece 1, and to be mated with hyperchannel rapid data collection device 6 by concentric cable and is connected;
Electric current connecting line 3, adopts unmasked copper conductor, through Hall closed-loop current sensors 4, and the both positive and negative polarity of short circuit encapsulation Monocrystalline silicon cell piece 1;
Hall closed-loop current sensors 4, to be mated with hyperchannel rapid data collection device 6 by concentric cable and is connected, carry out testing current to this solar simulator irradiance, irradiation uniformity and stability detector;
Temperature control platform 5, is placed in encapsulation Monocrystalline silicon cell piece 1 back, adopts electricity temperature controlling mode to make encapsulation Monocrystalline silicon cell piece 1 temperature remain constant;
Hyperchannel rapid data collection device 6, comprises multiple data acquisition port, and the corresponding passage of each data acquisition port, selects any two passages wherein during detection;
Computing machine 7, has multiple USB port, adopts USB port to be connected to hyperchannel rapid data collection device 6 and Hall closed-loop current sensors 4.
In such scheme, the short-circuit current value I of described encapsulation Monocrystalline silicon cell piece 1 under standard test condition (STC) sccthrough demarcation, and its short-circuit current and solar simulator irradiance proportional.
In such scheme, described electric current connecting line 3, adopts the unmasked copper conductor that cross-sectional area is large, length is short, conduct electricity very well.
In such scheme, the sensitivity KH of described Hall closed-loop current sensors 4 is through demarcating, and its sensitivity KH equals output voltage and input current ratio.
In such scheme, described Hall closed-loop current sensors 4 to adopt from encapsulation Monocrystalline silicon cell piece 1 current signal carry out I-V conversion, the voltage signal obtained after conversion exports to some passages of hyperchannel rapid data collection device 6 by concentric cable.
In such scheme, connect the concentric cable between described Hall closed-loop current sensors 4 and hyperchannel rapid data collection device 6, all there is a joint at its two ends.
In such scheme, described temperature control platform 5 adopts electricity temperature controlling mode to make encapsulation Monocrystalline silicon cell piece 1 temperature remain constant, is make encapsulation Monocrystalline silicon cell piece 1 temperature maintain 25 DEG C.
In such scheme, described hyperchannel rapid data collection device 6 passes through and demarcates before collection signal.
In such scheme, any two passages are wherein selected when described hyperchannel rapid data collection device 6 detects, the voltage signal that one of them channel acquisition encapsulation Monocrystalline silicon cell piece 1 back side thermocouple sensor 2 exports, wherein another channel acquisition encapsulation Monocrystalline silicon cell piece 1 short-circuit current gained voltage signal after Hall closed-loop current sensors 4I-V changes, AD conversion is carried out to these the two kinds of signals gathered, export to computing machine 7, show data and curves by computing machine 7.
In such scheme, a USB port of described computing machine 7 is connected with Hall closed-loop current sensors 4 power port, for Hall closed-loop current sensors 4 provides working power; A USB port of described computing machine 7 is connected with rapid data collection device 6, shows with data and curves the signal being received from rapid data collection device 6.
(3) beneficial effect
As can be seen from technique scheme, the utility model has following beneficial effect:
1, the solar simulator irradiance, irradiation uniformity and the stability detector that provide of the utility model, Hall current sensor is adopted to replace resistance in series to carry out the mode of signal conversion collection, achieve the accurate test of solar cell short-circuit current, and then under solving transient pulse condition, detect the technological difficulties of solar simulator irradiance.
2, the solar simulator irradiance, irradiation uniformity and the stability detector that provide of the utility model, is applied to solar cell piece short-circuit current state, improves the accuracy of measurement of solar simulator homogeneity and stability.
3, the solar simulator irradiance, irradiation uniformity and the stability detector that provide of the utility model, introduce solar cell temperature control, temperature measuring unit, to solve in solar simulator irradiance, irradiation uniformity and stability test process cell piece temperature variation to the impact of measurement result.
4, the solar simulator irradiance, irradiation uniformity and the stability detector that provide of the utility model, structure is simple, is easy to carry and installs, can meet Site Detection and the metering requirements of photovoltaic enterprise and testing agency very well.
5, the solar simulator irradiance, irradiation uniformity and the stability detector that provide of the utility model, to transient state and stable state solar simulator, comprises component tester, solar cell piece separator etc., all applicable.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, result of the present utility model and feature are described in further detail, wherein:
Fig. 1 is the structural representation according to the solar simulator irradiance of the utility model embodiment, irradiation uniformity and stability detector.
Fig. 2 utilizes the irradiance of solar simulator shown in Fig. 1, irradiation uniformity and stability detector to test solar simulator irradiance situation schematic diagram over time.
Fig. 3 is the irradiation stability data and curves schematic diagram utilizing the irradiance of solar simulator shown in Fig. 1, irradiation uniformity and stability detector to detect solar simulator.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the utility model is further described.
Refer to shown in Fig. 1, Fig. 1 is the structural representation according to the solar simulator irradiance of the utility model embodiment, irradiation uniformity and stability detector, this device is for detecting solar simulator irradiance, irradiation uniformity and stability, comprise encapsulation Monocrystalline silicon cell piece 1, thermocouple sensor 2, electric current connecting line 3, Hall closed-loop current sensors 4, temperature control platform 5, hyperchannel rapid data collection device 6 and computing machine 7, wherein:
Encapsulation Monocrystalline silicon cell piece 1, be obtain by after the Monocrystalline silicon cell piece of burin-in process encapsulates, its front is towards solar simulator light source; The short-circuit current value I of encapsulation Monocrystalline silicon cell piece 1 under standard test condition (STC) sccthrough demarcation, and its short-circuit current and solar simulator irradiance proportional.
Thermocouple sensor 2, is affixed on encapsulation Monocrystalline silicon cell piece 1 back side, to measure the temperature of encapsulation Monocrystalline silicon cell piece 1, and to be mated with hyperchannel rapid data collection device 6 by concentric cable and is connected.
Electric current connecting line 3, adopts the unmasked copper conductor that cross-sectional area is large, length is short, conduct electricity very well, through Hall closed-loop current sensors 4, and the both positive and negative polarity of short circuit encapsulation Monocrystalline silicon cell piece 1.
Hall closed-loop current sensors 4, to be mated with hyperchannel rapid data collection device 6 by concentric cable and is connected, carry out testing current to this solar simulator irradiance, irradiation uniformity and stability detector; The sensitivity KH of Hall closed-loop current sensors 4 is through demarcating, and its sensitivity KH equals output voltage and input current ratio; Hall closed-loop current sensors 4 to adopt from encapsulation Monocrystalline silicon cell piece 1 current signal carry out I-V conversion, the voltage signal obtained after conversion exports to some passages of hyperchannel rapid data collection device 6 by concentric cable; Wherein, connect the concentric cable between Hall closed-loop current sensors 4 and hyperchannel rapid data collection device 6, all there is a joint at its two ends.
Temperature control platform 5, is placed in encapsulation Monocrystalline silicon cell piece 1 back, and adopting electricity temperature controlling mode to make encapsulation Monocrystalline silicon cell piece 1 temperature remain constant, is generally make encapsulation Monocrystalline silicon cell piece 1 temperature maintain about 25 DEG C.
Hyperchannel rapid data collection device 6, comprise multiple data acquisition port, the corresponding passage of each data acquisition port, any two passages are wherein selected during detection, the voltage signal that one of them channel acquisition encapsulation Monocrystalline silicon cell piece 1 back side thermocouple sensor 2 exports, wherein another channel acquisition encapsulation Monocrystalline silicon cell piece 1 short-circuit current gained voltage signal after Hall closed-loop current sensors 4I-V changes, AD conversion is carried out to these the two kinds of signals gathered, export to computing machine 7, show data and curves by computing machine 7.Hyperchannel rapid data collection device 6 passes through and demarcates before collection signal.
Computing machine 7, has multiple USB port, adopts USB port to be connected to hyperchannel rapid data collection device 6 and Hall closed-loop current sensors 4; A USB port in computing machine 7 is connected with Hall closed-loop current sensors 4 power port, for Hall closed-loop current sensors 4 provides working power; Another USB port in computing machine 7 is connected with rapid data collection device 6, shows with data and curves the signal being received from rapid data collection device 6.
In the set-up procedure that the pick-up unit adopting the utility model embodiment to provide detects solar simulator irradiance, irradiation uniformity and stability, first according to IEC60904-9:2006, the effective irradiation face equalization of solar simulator is divided into several regions, and the effective area of shining light of each divided area must not be greater than 400cm 2, the number in region determined by the effective area of irradiation that solar simulator is total, generally can not be less than 64; Gathered the output voltage of thermocouple sensor 2 by rapid data collection device 6, and comparison thermocouple indexing table obtains the temperature encapsulating Monocrystalline silicon cell piece 1, adjust temperature control platform temperature gradually, until solar cell piece temperature maintains 25 DEG C.
Below respectively detection solar simulator irradiation uniformity and stability are described in detail.
1, irradiation uniformity detects:
Encapsulation Monocrystalline silicon cell piece 1 be placed in test surfaces first divided area, front is just to solar simulator light source.Record Hall closed-loop current sensors exports zero-point voltage value V 0.Irradiation is carried out to encapsulation Monocrystalline silicon cell piece 1, utilizes rapid data collection device 6 to sample Hall current sensor secondary output voltage V 1curve over time.By formula short-circuit current I scm=(V 1-V 0)/KH and irradiance E=I scm/ I scc× 1000 are embedded in rapid data collection device 6 software handler, carry out computing and export irradiance curve over time, choosing the irradiance measurement value of mean value as this region of photoelectric characteristic curved measurement time internal irradiation degree signal in pulse flash process.Move the position of encapsulation Monocrystalline silicon cell piece 1 in each region successively, obtain the measurement result of each region irradiates degree, choose maximal value E wherein respectively maxwith minimum value E min, by following formulae discovery solar simulator irradiation nonuniformity.
Unevenness (%)=(E max-E min)/(E max+ E min) × 100% (1)
2, irradiation stability detects:
Encapsulation Monocrystalline silicon cell piece 1 is placed in any position in test surfaces, and front is just to solar simulator light source.Record Hall closed-loop current sensors exports zero-point voltage value V 0.Irradiation is carried out to encapsulation Monocrystalline silicon cell piece 1, utilizes rapid data collection device 6 to sample Hall current sensor secondary output voltage V 1curve over time.By formula short-circuit current I scm=(V 1-V 0)/KH and irradiance E=I scm/ I scc× 1000 are embedded in rapid data collection device 6 software handler, carry out computing and export irradiance curve over time.Choose the maximal value E of photoelectric characteristic curve test duration scope internal irradiation degree maxwith minimum value E min, by following formulae discovery solar simulator irradiation instability.
Instability (%)=(E max-E min)/(E max+ E min) × 100% (2)
Test case
That the utility model the solar simulator irradiance, irradiation uniformity and the stability detector that provide are provided as follows, to the detection case of certain photovoltaic enterprise production test transient state solar simulator irradiance, irradiation uniformity and stability used.
Solar cell encapsulation sheet short-circuit current I is obtained by demarcating scc=8.52A, Hall current sensor sensitivity KH=0.2V/A.Hall closed-loop current sensors zero-point voltage V is measured with rapid data collection device 0=2.5V.By formula short-circuit current I scm=(V 1-V 0)/KH and irradiance E=I scm/ I scc× 1000 are embedded in rapid data collection device 6 software handler.With reference to IEC60904-9, effective irradiation face (2m × 1.4m) equalization of surveyed transient state solar simulator being divided into 70 regions, is laterally 1 ~ 10, is longitudinally A ~ G.Solar cell encapsulation sheet is placed in first position in test surfaces, front is in the face of simulator light source.Each service wire is connected according to accompanying drawing 1.Gathered the output voltage of thermocouple sensor 2 by rapid data collection device 6, and comparison thermocouple indexing table obtains the temperature encapsulating Monocrystalline silicon cell piece 1, adjust temperature control platform temperature gradually, until solar cell piece temperature maintains 25 DEG C.Trigger solar simulator pulse flash, utilize rapid data collection device 6 sampled signal to export, record solar simulator irradiance curve over time, as shown in Figure 2.Choose the irradiance measurement value of mean value as this region of photoelectric characteristic curved measurement time (10ms) internal irradiation degree signal in pulse flash process.The position of mobile encapsulation Monocrystalline silicon cell piece 1 successively, obtain the measurement result of each region irradiates degree, as shown in table 1 below, table 1 is the irradiation uniformity distributed data utilizing the irradiance of solar simulator shown in Fig. 1, irradiation uniformity and stability detector to detect solar simulator.
1 2 3 4 5 6 7 8 9 10
A 999 1004 1005 1003 1001 998 996 994 992 988
B 1003 1005 1007 1005 1003 999 996 995 992 989
C 1004 1008 1008 1008 1004 1000 998 996 993 990
D 1006 1009 1008 1007 1006 1003 998 997 994 991
E 1006 1009 1008 1007 1004 1004 1000 997 994 991
F 1004 1007 1005 1006 1002 1000 999 996 992 989
G 997 999 1002 1000 999 997 995 994 989 985
Table 1
Irradiance maximal value E can be obtained by table 1 max=1009W/m 2with irradiance minimum value E min=985W/m 2, and then obtain the test result of solar simulator irradiation nonuniformity:
Unevenness (%)=(E max-E min)/(E max+ E min) × 100%=1.2%.(3)
Arrange based on above-mentioned parameter, encapsulation Monocrystalline silicon cell piece 1 is placed in any position in test surfaces, trigger solar simulator pulse flash, rapid data collection device 6 sampled signal is utilized to export, obtain solar simulator irradiance data over time, choose photoelectric characteristic curved measurement time (10ms) scope internal irradiation degree curve over time, as shown in Figure 3.Known by Fig. 3, maximum irradiance is E max=1005W/m 2be E with minimum irradiance min=1003W/m 2, obtain the test result of solar simulator irradiation instability:
Instability (%)=(E max-E min)/(E max+ E min) × 100%=0.1%.(4)
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (10)

1. a solar simulator irradiance, irradiation uniformity and stability detector, it is characterized in that, this device comprises encapsulation Monocrystalline silicon cell piece (1), thermocouple sensor (2), electric current connecting line (3), Hall closed-loop current sensors (4), temperature control platform (5), hyperchannel rapid data collection device (6) and computing machine (7), wherein:
Encapsulation Monocrystalline silicon cell piece (1), be obtain by after the Monocrystalline silicon cell piece of burin-in process encapsulates, its front is towards solar simulator light source;
Thermocouple sensor (2), be affixed on encapsulation Monocrystalline silicon cell piece (1) back side, to measure the temperature of encapsulation Monocrystalline silicon cell piece (1), and to be mated with hyperchannel rapid data collection device (6) by concentric cable and be connected;
Electric current connecting line (3), adopts unmasked copper conductor, through Hall closed-loop current sensors (4), and the both positive and negative polarity of short circuit encapsulation Monocrystalline silicon cell piece (1);
Hall closed-loop current sensors (4), to be mated with hyperchannel rapid data collection device (6) by concentric cable and is connected, carry out testing current to this solar simulator irradiance, irradiation uniformity and stability detector;
Temperature control platform (5), is placed in encapsulation Monocrystalline silicon cell piece (1) back, adopts electricity temperature controlling mode to make encapsulation Monocrystalline silicon cell piece (1) temperature remain constant;
Hyperchannel rapid data collection device (6), comprises multiple data acquisition port, and the corresponding passage of each data acquisition port, selects any two passages wherein during detection;
Computing machine (7), has multiple USB port, adopts USB port to be connected to hyperchannel rapid data collection device (6) and Hall closed-loop current sensors (4).
2. solar simulator irradiance according to claim 1, irradiation uniformity and stability detector, is characterized in that, the short-circuit current value I of described encapsulation Monocrystalline silicon cell piece (1) under standard test condition (STC) sccthrough demarcation, and its short-circuit current and solar simulator irradiance proportional.
3. solar simulator irradiance according to claim 1, irradiation uniformity and stability detector, is characterized in that, described electric current connecting line (3), adopts the unmasked copper conductor that cross-sectional area is large, length is short, conduct electricity very well.
4. solar simulator irradiance according to claim 1, irradiation uniformity and stability detector, it is characterized in that, the sensitivity KH of described Hall closed-loop current sensors (4) is through demarcating, and its sensitivity KH equals output voltage and input current ratio.
5. solar simulator irradiance, irradiation uniformity and stability detector according to claim 1 or 4, it is characterized in that, described Hall closed-loop current sensors (4) to adopt from encapsulation Monocrystalline silicon cell piece (1) current signal carry out I-V conversion, the voltage signal obtained after conversion exports to some passages of hyperchannel rapid data collection device (6) by concentric cable.
6. solar simulator irradiance according to claim 5, irradiation uniformity and stability detector, it is characterized in that, connect the concentric cable between described Hall closed-loop current sensors (4) and hyperchannel rapid data collection device (6), all there is a joint at its two ends.
7. solar simulator irradiance according to claim 1, irradiation uniformity and stability detector, it is characterized in that, described temperature control platform (5) adopts electricity temperature controlling mode to make encapsulation Monocrystalline silicon cell piece (1) temperature remain constant, is make encapsulation Monocrystalline silicon cell piece (1) temperature maintain 25 DEG C.
8. solar simulator irradiance according to claim 1, irradiation uniformity and stability detector, is characterized in that, described hyperchannel rapid data collection device (6) is passed through and demarcated before collection signal.
9. solar simulator irradiance according to claim 1, irradiation uniformity and stability detector, it is characterized in that, any two passages are wherein selected when described hyperchannel rapid data collection device (6) is detected, the voltage signal that one of them channel acquisition encapsulation Monocrystalline silicon cell piece (1) back side thermocouple sensor (2) exports, wherein another channel acquisition encapsulation Monocrystalline silicon cell piece (1) short-circuit current gained voltage signal after Hall closed-loop current sensors (4) I-V changes, AD conversion is carried out to these the two kinds of signals gathered, export to computing machine (7), data and curves is shown by computing machine (7).
10. solar simulator irradiance according to claim 1, irradiation uniformity and stability detector, is characterized in that,
A USB port of described computing machine (7) is connected with Hall closed-loop current sensors (4) power port, for Hall closed-loop current sensors (4) provides working power;
A USB port of described computing machine (7) is connected with rapid data collection device (6), shows with data and curves the signal being received from rapid data collection device (6).
CN201520407162.7U 2015-06-12 2015-06-12 Solar simulator irradiance, irradiation homogeneity and stable detection device Expired - Fee Related CN204788900U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106253848A (en) * 2016-08-12 2016-12-21 江南大学 The method of testing of a kind of monochromatic light photon Radar system equivalence margin sun number and device
CN106788246A (en) * 2016-11-30 2017-05-31 浙江创盛光能源有限公司 A kind of tester light intensity uniformity detection calibration method
CN109443708A (en) * 2018-11-29 2019-03-08 普德光伏技术(苏州)有限公司 A kind of solar simulator irradiation evenness test device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106253848A (en) * 2016-08-12 2016-12-21 江南大学 The method of testing of a kind of monochromatic light photon Radar system equivalence margin sun number and device
CN106788246A (en) * 2016-11-30 2017-05-31 浙江创盛光能源有限公司 A kind of tester light intensity uniformity detection calibration method
CN109443708A (en) * 2018-11-29 2019-03-08 普德光伏技术(苏州)有限公司 A kind of solar simulator irradiation evenness test device
CN109443708B (en) * 2018-11-29 2021-01-01 普德光伏技术(苏州)有限公司 Irradiation uniformity testing device for solar simulator

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