CN105652177B - A kind of test fixture for more specification IGBT performance tests - Google Patents
A kind of test fixture for more specification IGBT performance tests Download PDFInfo
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- CN105652177B CN105652177B CN201610141718.1A CN201610141718A CN105652177B CN 105652177 B CN105652177 B CN 105652177B CN 201610141718 A CN201610141718 A CN 201610141718A CN 105652177 B CN105652177 B CN 105652177B
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- igbt
- test fixture
- shell
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- busbars
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- 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
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- General Physics & Mathematics (AREA)
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Abstract
The invention discloses a kind of test fixtures for more specification IGBT performance tests,The test fixture includes shell,Radiator inside the shell is set,Rectifier bridge device,Support Capacitor,Input row,Output row,Driving plate,Debugging board,The IGBT busbars for making the IGBT samples of different size be connect with test fixture are provided on radiator,The output end of Support Capacitor is connect by IGBT busbars with the input terminal of IGBT samples,Output row is connect by IGBT busbars with the output end of IGBT samples,The driving plate and debugging board are electrically connected by IGBT busbars and IGBT samples,The design need not more heat exchange radiator when testing the IGBT power devices of different size,The devices such as rectifier bridge,Without carrying out complicated installing and dismounting step,The IGBT power devices of different size are tested using a test fixture,The comparativity of data result is strong.
Description
Technical field
The present invention relates to a kind of test fixtures, especially a kind of test fixture for more specification IGBT performance tests.
Background technology
IGBT power devices are widely used as one of core devices in field of power electronics in power equipment, concurrently
Important role is waved, in the use aspects of new product, for the IGBT device of new spec, then before coming into operation, Wo Menxu
A series of performance test is carried out to it, common testing methods are to select the product module for using same money IGBT as work at present
Put into row test, however this mode means that different encapsulation IGBT need that different modules is selected to be tested, for it is a variety of not
IGBT power devices with money need to use a variety of test modules, need to select different model test module every time and be installed, torn open
It unloads, platform building is inconvenient, and the specification of test fixture is difficult to unification, and the comparativity of test result is weak.
Invention content
It can be with universal test different size IGBT device in order to solve the above technical problems, the object of the present invention is to provide one kind
Test fixture.
The technical solution adopted by the present invention is：
A kind of test fixture for more specification IGBT performance tests, including it is shell, setting radiator inside the shell, whole
Flow bridge device, Support Capacitor, input row, output row, driving plate, debugging board, the input of the input row connection rectifier bridge device
End, the output end of the rectifier bridge device connect the input terminal of Support Capacitor, are provided on the radiator for making different size
The IGBT busbars that IGBT samples are connect with test fixture, the output end of the Support Capacitor are defeated by IGBT busbars and IGBT samples
Enter end connection, output row is connect with the output end of IGBT samples by IGBT busbars and the external reactance of the row's of output connection, institute
It states driving plate and debugging board to be electrically connected by IGBT busbars and IGBT samples, the shell upper is provided with control box, the drive
Movable plate and debugging board are arranged in control box and are used for debugging control IGBT samples.
Wind turbine and frequency converter are additionally provided in the shell, which is arranged in the bottom of the radiator and and frequency converter
Be electrically connected, the wind turbine be used for radiator carry out heat dissipation and by frequency converter simulate under different wind speed operating modes to IGBT samples into
Row test.
Capacitor bus-bar is provided in the shell, described Support Capacitor one end is arranged by screw on capacitor bus-bar, should
The Support Capacitor other end is provided with capacitance fixed plate, and Support Capacitor is connect with capacitance fixed plate by bolt, the capacitance fixed plate
It is connect by removable connector with shell.
The removable connector is screw or buckle or bolt.
The outer casing bottom is provided with the castor for mobile test tooling.
It is additionally provided with breaker in the shell, which is connected between input row, rectifier bridge device.
Beneficial effects of the present invention：
The IGBT samples of test fixture of the present invention, different size are tested using this test fixture, inside the shell dissipate
Assembly needs IGBT power devices to be tested, IGBT power devices to pass through the support electricity in IGBT busbars and test fixture on hot device
Hold, output row's connection, test fixture enters working condition, user i.e. using the control box on shell to IGBT power devices into
Row debugging control, after being completed, user dismantles IGBT power devices, install another model IGBT power devices and with
The corresponding IGBT busbars of the model, you can the IGBT power devices of this model are tested, the design is in test different size
IGBT power devices when need not the devices such as more heat exchange radiator, rectifier bridge, it is different without carrying out complicated installing and dismounting step
The IGBT power devices of specification are tested using a test fixture, and the comparativity of data result is strong.
Meanwhile the design is provided with wind turbine and the wind turbine in radiator bottom and connects frequency converter, wind turbine to radiator into
Row further heat dissipation enhances the heat dissipation effect in test fixture, and user can also carry out frequency modulation control by frequency converter to wind turbine,
The wind speed and air quantity for controlling wind turbine, are tested to simulate different wind speed operating modes.
In addition, outer casing bottom is provided with castor, enhance the travelling performance of test fixture, it is convenient under special circumstances to IGBT
Power device is tested.
The installation of Support Capacitor in the design, the capacitance fixed plate in shell is easily disassembled, and user fixes capacitance
Replaceable Support Capacitor after plate dismounting, without dismantling capacitor bus-bar, process is simple, improves working efficiency.
Description of the drawings
The specific implementation mode of the present invention is described further below in conjunction with the accompanying drawings.
Fig. 1 is the stereogram of test fixture of the present invention.
Fig. 2 is the front view of test fixture of the present invention.
Fig. 3 is the schematic diagram of test fixture of the present invention.
Fig. 4 is the internal structure schematic diagram of test fixture of the present invention.
Fig. 5 is that the IGBT busbars of test fixture of the present invention are laid out 1 schematic diagram.
Fig. 6 is that the IGBT busbars of test fixture of the present invention are laid out 2 schematic diagrames.
Fig. 7 is that the IGBT busbars of test fixture of the present invention are laid out 3 schematic diagrames.
Fig. 8 is the Support Capacitor schematic diagram of test fixture of the present invention.
Specific implementation mode
As Figure 1-Figure 4, test fixture of the present invention include shell 1, the radiator 2, the rectificating bridge that are arranged in shell 1
Part 3, Support Capacitor 4, input row 5, output row 6, driving plate 7, debugging board 8, the input terminal of 5 connection rectifier bridge device 3 of input row,
The output end of the rectifier bridge device 3 connects the input terminal of Support Capacitor 4, is additionally provided in shell 1 for being switched on and off test
The breaker 18 of tooling, the breaker 18 are connected between input row 5, rectifier bridge device 3.
The design is provided with the IGBT for making the IGBT samples 9 of different size be connect with test fixture on radiator 2
Busbar 10, the IGBT samples 9 of different size correspond to different IGBT busbars 10, in the present embodiment, as shown in Figure 5-Figure 7,
BSM75G70DN2 specifications and the same other brands IGBT power devices of installation dimension select IGBT busbars as shown in Figure 5
10,1400A specification IGBT power devices selection IGBT busbars 10 as shown in FIG. 6, FS450R17ME3, FF450R17ME4,
FF600R17ME4 specifications and the same other brands IGBT power devices of installation dimension select IGBT busbars as shown in Figure 7
10, IGBT busbars 10 herein can also be combined into other IGBT busbars being laid out according to the IGBT power devices of other specifications
10。
The output end of Support Capacitor 4 is connect by IGBT busbars 10 with the input terminal of IGBT samples 9, and output row 6 passes through
IGBT busbars 10 are connect with the output end of IGBT samples 9 and the external reactance of the connection of the row of output 6, the driving plate 7 and debugging board 8
It is electrically connected by IGBT busbars 10 and IGBT samples 9, meanwhile, 1 top of shell is provided with control box 11, the control box 11 and tune
Test plate (panel) 8 is electrically connected, and user can pass through 11 debugging control IGBT samples 9 of control box.
The design is for testing the IGBT samples 9 of different size, to IGBT power devices that needs to be tested,
User needs to select IGBT busbars 10 corresponding with this specification IGBT power devices, by IGBT power devices bottom according to coating
Heat-conducting silicone grease specification is coated with heat-conducting silicone grease, and IGBT power devices is assembled the corresponding position on radiator 2 by specification, will
The output end of the IGBT power devices is connect with output row 6, and the input terminal of IGBT power devices and Support Capacitor 4 are exported
Assembly connection is held, the rectifier bridge device 3 of test fixture is then accessed into external input, 6 access external loading of output row tests work
Dress can enter working condition, and user carries out debugging control using the control box 11 on shell 1 to IGBT power devices.
After being completed, user dismantles IGBT power devices, install another model IGBT power devices and with this
The corresponding IGBT busbars of model 10, you can the IGBT power devices of this model are tested, the design is in test different size
IGBT power devices when need not be in the test fixtures such as more heat exchange radiator 2, rectifier bridge device 3 element, it is complicated without carrying out
Installing and dismounting step, the IGBT power devices of different size are tested using a test fixture, data result
Comparativity is strong, and 1 bottom of shell is provided with castor 17, enhances the travelling performance of test fixture, convenient right under special circumstances
IGBT power devices are tested.
Meanwhile wind turbine 12 and frequency converter 13 are additionally provided in shell 1, which is arranged in the bottom of the radiator 2
And be electrically connected with frequency converter 13, wind turbine 12 further radiates to radiator 2, enhances the heat dissipation effect in test fixture,
User can also carry out frequency modulation control by frequency converter 13 to wind turbine 12, control the wind speed and air quantity of wind turbine 12, not to simulation
It is tested with wind speed operating mode.
In addition to this, as shown in figure 8, being provided with capacitor bus-bar 14 in shell 1,4 one end of the Support Capacitor passes through screw
It is arranged on capacitor bus-bar 14, which is provided with capacitance fixed plate 15, Support Capacitor 4 and capacitance fixed plate
15 are connected by bolt, which is connect with shell 1 by removable connector 16, detachable in the present embodiment
Connector 16 is screw, and removable connector 16 can also be buckle or bolt, and capacitance fixed plate 15 herein is easily disassembled, when
When Support Capacitor 4 breaks down and needs replacing, user dismantles capacitance fixed plate 15, it would be desirable to the Support Capacitor of dismounting and change
Two screw disassemblings of 4 connection capacitor bus-bars 14 complete dismounting and replaceable Support Capacitor 4, without dismantling capacitor bus-bar 14,
Process is simple, improves working efficiency.
The foregoing is merely the preferred embodiments of the present invention, and the present invention is not limited to the above embodiments, as long as with
Essentially identical means realize that the technical solution of the object of the invention belongs within protection scope of the present invention.
Claims (6)
1. a kind of test fixture for more specification IGBT performance tests, it is characterised in that：Including shell (1), it is arranged in shell
(1) radiator (2), rectifier bridge device (3), Support Capacitor (4), input row (5) in, output row (6), driving plate (7), debugging
Plate (8), the input terminal of input row (5) the connection rectifier bridge device (3), the output end connection support of the rectifier bridge device (3)
The input terminal of capacitance (4) is provided with for making the IGBT samples (9) of different size be connect with test fixture on the radiator
The output end of IGBT busbars (10), the Support Capacitor (4) is connect by IGBT busbars (10) with the input terminal of IGBT samples (9),
Output row (6) is connect with the output end of IGBT samples (9) by IGBT busbars (10) and the row of output (6) connection external electrical
Anti-, the driving plate (7) and debugging board (8) are electrically connected by IGBT busbars (10) and IGBT samples (9), the shell (1)
Top is provided with control box (11), and the driving plate (7) and debugging board (8) setting in control box (11) and are used for debugging control
IGBT samples (9).
2. a kind of test fixture for more specification IGBT performance tests according to claim 1, it is characterised in that：It is described
Wind turbine (12) and frequency converter (13) are additionally provided in shell (1), the wind turbine (12) setting the bottom of the radiator (2) and with
Frequency converter (13) is electrically connected, which is used to carry out heat dissipation to radiator (2) and simulates different wind by frequency converter (2)
IGBT samples (9) are tested under fast operating mode.
3. a kind of test fixture for more specification IGBT performance tests according to claim 1, it is characterised in that：It is described
Capacitor bus-bar (14) is provided in shell (1), described Support Capacitor (4) one end is arranged by screw on capacitor bus-bar (14),
Support Capacitor (4) other end is provided with capacitance fixed plate (15), and Support Capacitor (4) is connected with capacitance fixed plate (15) by bolt
It connects, which is connect with shell (1) by removable connector (16).
4. a kind of test fixture for more specification IGBT performance tests according to claim 3, it is characterised in that：It is described
Removable connector (16) is screw or buckle or bolt.
5. a kind of test fixture for more specification IGBT performance tests according to claim 1, it is characterised in that：It is described
Shell (1) bottom is provided with the castor (17) for mobile test tooling.
6. a kind of test fixture for more specification IGBT performance tests according to claim 1, it is characterised in that：It is described
It is additionally provided with breaker (18) in shell (1), which is connected between input row (5), rectifier bridge device (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610141718.1A CN105652177B (en) | 2016-03-11 | 2016-03-11 | A kind of test fixture for more specification IGBT performance tests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610141718.1A CN105652177B (en) | 2016-03-11 | 2016-03-11 | A kind of test fixture for more specification IGBT performance tests |
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| Publication Number | Publication Date |
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| CN105652177A CN105652177A (en) | 2016-06-08 |
| CN105652177B true CN105652177B (en) | 2018-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610141718.1A Active CN105652177B (en) | 2016-03-11 | 2016-03-11 | A kind of test fixture for more specification IGBT performance tests |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799504B (en) * | 2016-08-25 | 2019-11-29 | 株洲中车时代电气股份有限公司 | Power cell and converter comprising it |
| CN106199092B (en) * | 2016-09-23 | 2019-04-05 | 广东志高暖通设备股份有限公司 | A kind of combined high-power electronic load device |
| CN111812359A (en) * | 2018-07-18 | 2020-10-23 | 北京世纪金光半导体有限公司 | General dipulse test fixture of SiC MOSFET |
| TWI818976B (en) * | 2019-04-12 | 2023-10-21 | 博計電子股份有限公司 | Low voltage drop electronic load connections |
| CN114062730A (en) * | 2021-11-19 | 2022-02-18 | 天津天传电气传动有限公司 | Automatically controlled adjustable multi-functional test device |
Citations (3)
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|---|---|---|---|---|
| CN101639514A (en) * | 2009-08-24 | 2010-02-03 | 天津华云自控股份有限公司 | Detecting device for detecting IGBT |
| CN104865512A (en) * | 2014-02-26 | 2015-08-26 | 西安永电电气有限责任公司 | IGBT high-voltage blocking test tool |
| CN205620507U (en) * | 2016-03-11 | 2016-10-05 | 广东明阳龙源电力电子有限公司 | A test fixture for having more specification IGBT capability test |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5928203B2 (en) * | 2012-07-10 | 2016-06-01 | 三菱電機株式会社 | Inspection device |
| US9316695B2 (en) * | 2012-12-28 | 2016-04-19 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
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2016
- 2016-03-11 CN CN201610141718.1A patent/CN105652177B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101639514A (en) * | 2009-08-24 | 2010-02-03 | 天津华云自控股份有限公司 | Detecting device for detecting IGBT |
| CN104865512A (en) * | 2014-02-26 | 2015-08-26 | 西安永电电气有限责任公司 | IGBT high-voltage blocking test tool |
| CN205620507U (en) * | 2016-03-11 | 2016-10-05 | 广东明阳龙源电力电子有限公司 | A test fixture for having more specification IGBT capability test |
Non-Patent Citations (1)
| Title |
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| 基于中压IGBT 动态特性测试平台设计与实现;姚爱芬等;《实验技术与管理》;20160131;第33卷(第1期);91-95 * |
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| CN105652177A (en) | 2016-06-08 |
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