CN109167570A - Auxiliary device for photovoltaic module hot spot durable test - Google Patents
Auxiliary device for photovoltaic module hot spot durable test Download PDFInfo
- Publication number
- CN109167570A CN109167570A CN201811226974.6A CN201811226974A CN109167570A CN 109167570 A CN109167570 A CN 109167570A CN 201811226974 A CN201811226974 A CN 201811226974A CN 109167570 A CN109167570 A CN 109167570A
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- CN
- China
- Prior art keywords
- running part
- track
- photovoltaic module
- auxiliary device
- hot spot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000012360 testing method Methods 0.000 title claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 claims description 27
- 239000010959 steel Substances 0.000 claims description 27
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000009781 safety test method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
Abstract
The invention discloses a kind of auxiliary devices for photovoltaic module hot spot durable test, including shutter, first running part, second running part, driving unit and the first track disposed in parallel and the second track, first running part is set on first track, second running part is set on second track, the driving unit is respectively provided in first running part and the second running part, the shutter is set between first running part and second running part, the driving unit is for driving first running part and second running part along first track and the second track synchronizing moving, and for driving shutter back and forth movement between first running part and second running part, the shutter is used to block the battery part of photovoltaic module.Present invention saves the cost of labor of photovoltaic module hot spot durable test and times, improve testing efficiency.
Description
Technical field
The present invention relates to technical field of photovoltaic module test more particularly to a kind of for photovoltaic module hot spot durable test
Auxiliary device.
Background technique
With the universal and development of solar power generation, fire incident occurred for more and more photovoltaic plants in recent years, directly
The serious economic loss of photovoltaic plant is caused, therefore the quality of photovoltaic module (Fig. 2) is more and more taken seriously.It is reliable for photovoltaic module
Property and safety testing it is also more and more stringent, wherein hot spot durable test is one of most important test item.The durable examination of hot spot
It tests and is broadly divided into following steps progress.
Step 1, chip select: photovoltaic module to be measured carries out the power test under the conditions of STC under conditions of unobstructed, and to be measured group
Each piece of battery part of part (A in Fig. 2) is successively blocked carries out power test under the conditions of STC, during test, records each
Keen current at secondary knee of curve when blocking test.Select under testing component obstruction conditions maximum keen current in test value, to
Make a circle maximum keen current and the second largest keen current, the corresponding battery of monoblock unit minimum inflection point electric current are surveyed outside component
Part finally selects battery part at 4 in testing component.
Step 2, adjust shielded area: for select come 4 at battery part, block carry out function under the conditions of STC respectively
The work tested when keen current infinite approach does not block is tested in rate test by adjusting the size of shielded area, when making to block
Electric current saves shelter；It is placed in hot spot chamber 3. testing component successively blocks in (50 ± 10) DEG C, (1000 ± 10%)
(1-5) h is placed under conditions of W/m2, then takes out the temperature that place is blocked in test.
When this test method carries out step 1 chip select test, need after the battery part blocked at every test one by photovoltaic group
Part is taken off from component power tester, replaces again block place later.If it is 72 battery components, need to repeat component
It lifts 72 times, test process is comparatively laborious, and testing efficiency is low.
Summary of the invention
To achieve the above object, present invention employs the following technical solutions:
A kind of auxiliary device for photovoltaic module hot spot durable test, including shutter, the first running part, the second walking
Portion, driving unit and the first track disposed in parallel and the second track, first running part are set to first track
On, second running part is set on second track, is respectively provided in first running part and the second running part described
Driving unit, the shutter are set between first running part and second running part, and the driving unit is used for
It drives first running part and second running part along first track and the second track synchronizing moving, and uses
In driving shutter back and forth movement between first running part and second running part, the shutter is for hiding
Keep off the battery part of photovoltaic module.
Preferably, it is equipped with first bearing in first running part, second bearing is equipped in second running part, it is described
Steel wire is equipped between first bearing and the second bearing, the both ends of the steel wire are wound in the first bearing and described respectively
Second bearing, the shutter are fixedly connected on the steel wire, and the driving unit is further used for driving the first axle
Hold and rotated synchronously with the second bearing, thus drive the shutter first running part and second running part it
Between back and forth movement.
Preferably, the auxiliary device further include:
Input unit, for receiving the instruction of user's input；
Processing unit for generating driving control signal according to described instruction, and the driving control signal is supplied to
The driving unit, so that the driving unit is driven according to the driving control signal.
Preferably, the input unit is touch display screen.
Preferably, first track and second track are expansion rail.
Preferably, the opposite end of first track is respectively equipped with support portion, the opposite end point of second track
It She You not support portion.
Preferably, telescopic linking arm is equipped between the support portion.
Preferably, first track is identical with the length of second track.
Preferably, the steel wire includes the first steel wire and the second steel wire disposed in parallel, and the first side of the shutter is solid
Surely it is connected on first steel wire, second side of the shutter is fixedly connected on second steel wire, first side
It is opposite with described second side.
Preferably, the width of the first direction of the shutter be greater than battery part first direction width, described first
It is oriented parallel to first track and the second track.
Compared with prior art, present invention employs the modes for the blocking position for automatically controlling shielding plate, from without every
Photovoltaic module is taken off after battery part at secondary test one from component and replaces blocking position again, saved cost of labor and when
Between, improve testing efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of auxiliary device of the invention；
Fig. 2 is the structural schematic diagram of photovoltaic module；
Fig. 3 is the schematic diagram that hot spot durable test is carried out using auxiliary device of the invention；
Fig. 4 is the structural schematic diagram of auxiliary device of the invention at another visual angle.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, with reference to the accompanying drawing to specific reality of the invention
The mode of applying is described in detail.The example of these preferred embodiments is illustrated in the accompanying drawings.Shown in attached drawing and according to
The embodiments of the present invention of attached drawing description are only exemplary, and the present invention is not limited to these embodiments.
Here, it should also be noted that, in order to avoid having obscured the present invention because of unnecessary details, in the accompanying drawings only
Show with closely related structure and/or processing step according to the solution of the present invention, and be omitted little with relationship of the present invention
Other details.
As shown in Figure 1 and Figure 4, a kind of auxiliary device for photovoltaic module hot spot durable test is present embodiments provided.
The auxiliary device includes shutter 1, the first running part 2a, the second running part 2b, driving unit and the first rail disposed in parallel
Road 3a and the second track 3b.
Wherein, the first running part 2a is set on the first track 3a, and the second running part 2b is set to institute
It states on the second track 3b.The driving unit is respectively provided in the first running part 2a and the second running part 2b (not show in figure
Out), under the action of the driving unit the first running part 2a and the second running part 2b along first track
3a and the second track 3b synchronizing moving.Herein it should be noted that the first running part 2a and second walking
When portion's 2b synchronizing moving, the two remains face.The first track 3a is identical with the length of the second track 3b.
In the present embodiment, first bearing (not shown), second running part are equipped in the first running part 2a
Second bearing (not shown) is equipped in 2b.Steel wire 4, the steel wire are equipped between the first bearing and the second bearing
4 both ends are wound in the first bearing and the second bearing respectively, and the shutter 1 is fixedly connected on the steel wire 4.
In conjunction with Fig. 1 and Fig. 4 it is found that the steel wire 4 includes the first steel wire 4a disposed in parallel and the second steel wire 4b.The shutter 1
First side is fixedly connected on the first steel wire 4a, and second side of the shutter 1 is fixedly connected on the second steel wire 4b
On.First side of the shutter 1 and described second side are relative to each other.Further, the first direction of the shutter 1 is (i.e.
The direction of the first track 3a and the second track 3b are parallel in Fig. 1) width greater than battery part A first direction width, from
And in the hot spot durable test of photovoltaic module (such as Fig. 3), when the shutter 1 covers a certain battery part A, first steel
Silk 4a and the second steel wire 4b will not block other battery parts A.
The driving unit can also provide rotary action power to the first bearing and the second bearing, make described the
One bearing and the second bearing rotate synchronously in clockwise and counterclockwise directions.When the first bearing and the second bearing
When synchronous rotation, the steel wire 4 drives the shutter 1, makes the shutter 1 in the first running part 2a and described second
Back and forth movement is done between running part 2b.In conjunction with Fig. 1 to Fig. 3 it is found that the shutter 1 is used to block the battery part A of photovoltaic module,
When carrying out hot spot durable test using the auxiliary device of the present embodiment, it is not necessary to photovoltaic module after battery part at each test one
It is taken off from component and replaces blocking position again, to save cost of labor and time, improve testing efficiency.
As shown in Figure 1, as another embodiment, the auxiliary device can also include: to input for receiving user
It the input unit 5 of instruction (such as: the position coordinates of battery part A) and receives described instruction and executes the processing list of corresponding operating
First (not shown).The processing unit generates driving control signal according to the instruction that user inputs, and the driving is controlled
Signal processed is supplied to the driving unit, and the driving unit is according to making the first running part 2a after the driving control signal
With the second running part 2b along the first track 3a and the second track 3b synchronizing moving, or make the shutter 1
Back and forth movement is done between the first running part 2a and the second running part 2b, so that the shutter 1 be made to block and institute
State the corresponding battery part A of instruction.Wherein, the input unit 5 can be a kind of touch display screen, to keep staff convenient
Operation and observation result.The present embodiment further improves testing efficiency by the way of automation.
As shown in Figure 1, as another embodiment, in order to correspond to various sizes of photovoltaic module, described in the present embodiment
First track 3a and the second track 3b is telescopic track.Moreover, the opposite end of the first track 3a is set respectively
There is support portion 6, the opposite end of the second track 3b is respectively equipped with support portion 6, is equipped between the support portion 6 telescopic
Linking arm 7.To enable the auxiliary device to adjust own dimensions according to photovoltaic module to be tested.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of auxiliary device for photovoltaic module hot spot durable test, which is characterized in that the auxiliary device includes blocking
Plate (1), the first running part (2a), the second running part (2b), driving unit and the first track disposed in parallel (3a) and second
Track (3b), first running part (2a) are set on first track (3a), and second running part (2b) is set to
On second track (3b), the driving unit, institute are respectively provided in first running part (2a) and the second running part (2b)
It states shutter (1) to be set between first running part (2a) and second running part (2b), the driving unit is used for
Drive first running part (2a) and second running part (2b) along first track (3a) and second track
(3b) synchronizing moving, and for driving the shutter (1) in first running part (2a) and second running part (2b)
Between back and forth movement, the shutter (1) is used to block the battery part (A) of photovoltaic module.
2. the auxiliary device according to claim 1 for photovoltaic module hot spot durable test, which is characterized in that described
It is equipped with first bearing in one running part (2a), is equipped with second bearing, the first bearing and institute in second running part (2b)
It states and is equipped with steel wire (4) between second bearing, the both ends of the steel wire (4) are wound in the first bearing and second axis respectively
It holds, the shutter (1) is fixedly connected on the steel wire (4), and the driving unit is further used for driving the first axle
It holds and is rotated synchronously with the second bearing, to drive the shutter (1) in first running part (2a) and described second
Back and forth movement between running part (2b).
3. the auxiliary device according to claim 1 or 2 for photovoltaic module hot spot durable test, which is characterized in that institute
State auxiliary device further include:
Input unit (5), for receiving the instruction of user's input；
Processing unit for generating driving control signal according to described instruction, and the driving control signal is supplied to described
Driving unit, so that the driving unit is driven according to the driving control signal.
4. the auxiliary device according to claim 3 for photovoltaic module hot spot durable test, which is characterized in that described defeated
Entering unit (5) is touch display screen.
5. the auxiliary device according to claim 1 for photovoltaic module hot spot durable test, which is characterized in that described
One track (3a) and second track (3b) are expansion rail.
6. the auxiliary device according to claim 5 for photovoltaic module hot spot durable test, which is characterized in that described
The opposite end of one track (3a) is respectively equipped with support portion (6), and the opposite end of second track (3b) is respectively equipped with support
Portion (6).
7. the auxiliary device according to claim 6 for photovoltaic module hot spot durable test, which is characterized in that the branch
Telescopic linking arm (7) are equipped between support part (6).
8. the auxiliary device according to claim 1 for photovoltaic module hot spot durable test, which is characterized in that described
One track (3a) is identical with the length of second track (3b).
9. the auxiliary device according to claim 2 for photovoltaic module hot spot durable test, which is characterized in that the steel
Silk (4) includes the first steel wire (4a) disposed in parallel and the second steel wire (4b), and the first side of the shutter (1) is fixedly connected on
On first steel wire (4a), second side of the shutter (1) is fixedly connected on second steel wire (4b), and described first
Side and described second side are opposite.
10. the auxiliary device according to claim 9 for photovoltaic module hot spot durable test, which is characterized in that described
The width of first direction of the width of the first direction of shutter (1) greater than battery part (A), the first direction are parallel to described
First track (3a) and the second track (3b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811226974.6A CN109167570A (en) | 2018-10-22 | 2018-10-22 | Auxiliary device for photovoltaic module hot spot durable test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811226974.6A CN109167570A (en) | 2018-10-22 | 2018-10-22 | Auxiliary device for photovoltaic module hot spot durable test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109167570A true CN109167570A (en) | 2019-01-08 |
Family
ID=64878693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811226974.6A Pending CN109167570A (en) | 2018-10-22 | 2018-10-22 | Auxiliary device for photovoltaic module hot spot durable test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109167570A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112532182A (en) * | 2020-11-06 | 2021-03-19 | 凯盛光伏材料有限公司 | Auxiliary jig for testing hot spot durability of photovoltaic module |
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|---|---|---|---|---|
| KR100924491B1 (en) * | 2009-03-27 | 2009-11-03 | (주) 엠브이텍 | Device for inspecting a Solar Cell and Method of the Same |
| US20110193561A1 (en) * | 2010-02-10 | 2011-08-11 | Sunpower Corporation | Chucks for supporting solar cell in hot spot testing |
| CN202393874U (en) * | 2011-12-22 | 2012-08-22 | 江苏万丰光伏有限公司 | Testing device of solar cell panel |
| CN202948105U (en) * | 2012-11-23 | 2013-05-22 | 无锡市产品质量监督检验中心 | Battery selection device for hot-spot test for photovoltaic module |
| CN204013397U (en) * | 2014-07-30 | 2014-12-10 | 阿特斯(中国)投资有限公司 | A kind of I-V inhomogeneities test fixture |
| CN208890758U (en) * | 2018-10-22 | 2019-05-21 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | Auxiliary device for photovoltaic module hot spot durable test |
-
2018
- 2018-10-22 CN CN201811226974.6A patent/CN109167570A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100924491B1 (en) * | 2009-03-27 | 2009-11-03 | (주) 엠브이텍 | Device for inspecting a Solar Cell and Method of the Same |
| US20110193561A1 (en) * | 2010-02-10 | 2011-08-11 | Sunpower Corporation | Chucks for supporting solar cell in hot spot testing |
| CN202393874U (en) * | 2011-12-22 | 2012-08-22 | 江苏万丰光伏有限公司 | Testing device of solar cell panel |
| CN202948105U (en) * | 2012-11-23 | 2013-05-22 | 无锡市产品质量监督检验中心 | Battery selection device for hot-spot test for photovoltaic module |
| CN204013397U (en) * | 2014-07-30 | 2014-12-10 | 阿特斯(中国)投资有限公司 | A kind of I-V inhomogeneities test fixture |
| CN208890758U (en) * | 2018-10-22 | 2019-05-21 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | Auxiliary device for photovoltaic module hot spot durable test |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112532182A (en) * | 2020-11-06 | 2021-03-19 | 凯盛光伏材料有限公司 | Auxiliary jig for testing hot spot durability of photovoltaic module |
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Application publication date: 20190108 |
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