CN207965055U - A kind of IGBT driver needle bed test devices based on flexible DC power transmission - Google Patents
A kind of IGBT driver needle bed test devices based on flexible DC power transmission Download PDFInfo
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- CN207965055U CN207965055U CN201820090896.0U CN201820090896U CN207965055U CN 207965055 U CN207965055 U CN 207965055U CN 201820090896 U CN201820090896 U CN 201820090896U CN 207965055 U CN207965055 U CN 207965055U
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Abstract
The IGBT driver needle bed test devices based on flexible DC power transmission that the utility model is related to a kind of, described device includes adjustable DC power supply, oscillograph, host computer and needle bed, it is characterized in that, the needle bed is equipped with trigger board and IGBT module, described trigger board one end is connect with the host computer, its other end is connected with each other with the IGBT drivers, the IGBT module is connect with the IGBT drivers by probe, the IGBT module is connect with the probe by conducting wire, and the conducting wire is equipped with switch；IGBT drivers needle bed test device saves the detection connecting wire time in technical solution provided by the utility model, replaces IGBT drivers and no longer needs to connect examination conducting wire again, improves checkability；Load IGBT module is placed in inside needle bed, reduces floor space, promotes detection environment tidiness, ensures the orderly progress for examining work；The opening of switch, off state between load IGBT module and probe may be implemented to detect IGBT drivers with and without load condition.
Description
Technical field
The utility model is related to IGBT driver measuring devices, and in particular to a kind of IGBT drives based on flexible DC power transmission
Dynamic device needle bed test device.
Background technology
Flexible direct current IGBT drivers are the drive control centers of converter valve, can control the open-minded of IGBT reliable and stablely
And shutdown, IGBT overcurrent protections and driving malfunction protection are provided, while monitoring the working condition of IGBT, analyzing processing working condition
Return signal.
Currently, be required to build test platform manually to the detection of IGBT drivers, using conducting wire connection IGBT drivers,
IGBT loads, power supply and oscillograph, connecting wire is complicated untidy, and test atmosphere is poor, often examines one piece of IGBT driver then
It needs to reconnect conducting wire, test preparation is in human and material resources and there is waste on the time, and testing efficiency is low, does not reach
To good test effect.
Utility model content
A kind of IGBT driver needle bed test devices based on flexible DC power transmission provided by the utility model, purpose
It is：Avoid human and material resources and waste of time, by more man power and materials put into greater need for occasion, farthest
Detection efficiency is improved, switches that driver to be tested is more convenient, builds neat and artistic test environment.
The purpose of this utility model is realized using following technical proposals：
A kind of IGBT driver needle bed test devices based on flexible DC power transmission, described device includes adjustable straight galvanic electricity
Source, oscillograph, host computer and needle bed, it is improved in that the needle bed is equipped with trigger board and IGBT module；
Described trigger board one end is connect with the host computer, and the other end is connected with each other with the IGBT drivers；It is described
IGBT module is connect with the IGBT drivers by probe；
The IGBT module is connect with the probe by conducting wire；The conducting wire is equipped with switch.
Preferably, the IGBT module is fixed on insulated column in the needle bed as load.
Preferably, the IGBT module includes：
Insulated gate bipolar transistor；
The insulated gate bipolar transistor：
Fly-wheel diode between collector and emitter,
Emitter is parallel with conducting wire and load inductance.
Preferably, one end of the probe is connect with the IGBT drivers calibrating terminal contact, and the other end passes through
Conducting wire is connect with the IGBT module.
Preferably, the probe is spring probe.
Preferably, the conducting wire that is connected with the collector of the insulated gate bipolar transistor of the IGBT module and with it is described
It is equipped with resistance between the connected conducting wire of the emitter of the insulated gate bipolar transistor of IGBT module.
Preferably, the opening of the switch, off state control the IGBT drivers with and without load condition.
Preferably, the adjustable DC power supply and oscillograph are connect with the IGBT drivers respectively.
Preferably, the number of the IGBT drivers calibrating terminal is four；The radical of the conducting wire is four.
Compared with the immediate prior art, technical solution provided by the utility model has the advantages that：
1) IGBT drivers needle bed test device saves the detection connecting wire time, replaces IGBT drivers and no longer needs weight
Newly connect examination conducting wire, improves checkability；
2) load IGBT module is placed in inside needle bed, reduces floor space, is promoted detection environment tidiness, is ensured inspection man
The orderly progress made；
3) load that the opening of the switch between IGBT module and probe, off state may be implemented to IGBT drivers
It is detected with and without load condition.
Description of the drawings
Fig. 1 is a kind of IGBT driver needle bed test device structures based on flexible DC power transmission provided by the utility model
Schematic diagram.
Specific implementation mode
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
A kind of IGBT driver needle bed test devices based on flexible DC power transmission provided by the utility model, such as Fig. 1 institutes
Show, described device includes adjustable DC power supply, oscillograph, host computer and needle bed, which is characterized in that the needle bed is equipped with triggering
Plate and IGBT module；
Described trigger board one end is connect with the host computer, and the other end is connected with each other with the IGBT drivers；It is described
IGBT module is connect with the IGBT drivers by probe；
The IGBT module is connect with the probe by conducting wire；The conducting wire is equipped with switch.
The IGBT module is fixed on insulated column in the needle bed as load.
The IGBT module includes：
Insulated gate bipolar transistor；
The insulated gate bipolar transistor：
Fly-wheel diode between collector POWER COLLECTOR and emitter POWER EMITTER,
Emitter POWER EMITTER are parallel with conducting wire and load inductance.
One end of the probe is connect with the IGBT drivers calibrating terminal contact, and the other end passes through conducting wire and institute
State IGBT module connection.
The probe is spring probe.
With the collector POWER COLLECTOR of the insulated gate bipolar transistor of the IGBT module conducting wires being connected and
Electricity is equipped between the conducting wire being connected with the emitter POWER EMITTER of the insulated gate bipolar transistor of the IGBT module
Resistance.
The opening of the switch, off state control the IGBT drivers with and without load condition.
The adjustable DC power supply and oscillograph are connect with the IGBT drivers respectively；Specifically, oscillograph passes through
The signal of calibrating terminal C, G, E or PE on probe acquisition IGBT drivers.
The number of the IGBT drivers calibrating terminal is four, respectively calibrating terminal C, G, E and PE；The root of the conducting wire
Number is four, is separately connected collector, gate pole, emitter and the poles PE of insulated gate bipolar transistor.
IGBT drivers needle bed test device saves the detection connecting wire time in the present embodiment, replaces IGBT drivers not
It needs to connect examination conducting wire again again, improves checkability；Load IGBT module is placed in inside needle bed, reduces floor space, is promoted
Environment tidiness is detected, ensures the orderly progress for examining work；Load opening, turning off for the switch between IGBT module and probe
State may be implemented to detect IGBT drivers with and without load condition；The IGBT driver needle bed test devices of the present embodiment
Performance for detecting IGBT drivers specifically includes normal open and turns off test, interval pulse protection test, light pulse input
Abnormality test, the test of driver grid output voltage, power consumption test, driver under-voltage protection experiment and overcurrent protection experiment.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model rather than limits it
System, although the utility model is described in detail with reference to above-described embodiment, those of ordinary skill in the art should
Understand：Specific embodiment of the present utility model can be still modified or replaced equivalently, and it is new without departing from this practicality
Any modification of type spirit and scope or equivalent replacement, should all cover the utility model claims it
It is interior.
Claims (9)
1. a kind of IGBT driver needle bed test devices based on flexible DC power transmission, described device includes adjustable straight galvanic electricity
Source, oscillograph, host computer and needle bed, which is characterized in that the needle bed is equipped with trigger board and IGBT module；
Described trigger board one end is connect with the host computer, and the other end is connected with each other with the IGBT drivers；The IGBT
Module is connect with the IGBT drivers by probe；
The IGBT module is connect with the probe by conducting wire；The conducting wire is equipped with switch.
2. device as described in claim 1, which is characterized in that the IGBT module is fixed on institute as load with insulated column
It states in needle bed.
3. device as described in claim 1, which is characterized in that the IGBT module includes：
Insulated gate bipolar transistor；
The insulated gate bipolar transistor：
Fly-wheel diode between collector and emitter,
Emitter is parallel with conducting wire and load inductance.
4. device as described in claim 1, which is characterized in that one end of the probe and the IGBT drivers calibrating terminal
Contact connects, and the other end is connect by conducting wire with the IGBT module.
5. device as described in claim 1, which is characterized in that the probe is spring probe.
6. device as described in claim 1, which is characterized in that the collection with the insulated gate bipolar transistor of the IGBT module
It is equipped between the connected conducting wire of electrode and the conducting wire being connected with the emitter of the insulated gate bipolar transistor of the IGBT module
Resistance.
7. device as described in claim 1, which is characterized in that the opening of the switch, off state control the IGBT and drive
Dynamic device with and without load condition.
8. device as described in claim 1, which is characterized in that the adjustable DC power supply and oscillograph respectively with it is described
IGBT drivers connect.
9. device as described in claim 1, which is characterized in that the number of the IGBT drivers calibrating terminal is four；It is described
The radical of conducting wire is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820090896.0U CN207965055U (en) | 2018-01-19 | 2018-01-19 | A kind of IGBT driver needle bed test devices based on flexible DC power transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820090896.0U CN207965055U (en) | 2018-01-19 | 2018-01-19 | A kind of IGBT driver needle bed test devices based on flexible DC power transmission |
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| CN207965055U true CN207965055U (en) | 2018-10-12 |
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| CN201820090896.0U Active CN207965055U (en) | 2018-01-19 | 2018-01-19 | A kind of IGBT driver needle bed test devices based on flexible DC power transmission |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113885471A (en) * | 2021-09-26 | 2022-01-04 | 广东电网有限责任公司 | Device and method for testing central control panel of distribution network flexible-straight converter valve submodule |
-
2018
- 2018-01-19 CN CN201820090896.0U patent/CN207965055U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113885471A (en) * | 2021-09-26 | 2022-01-04 | 广东电网有限责任公司 | Device and method for testing central control panel of distribution network flexible-straight converter valve submodule |
| CN113885471B (en) * | 2021-09-26 | 2024-02-09 | 广东电网有限责任公司 | Testing device and testing method for central control board of distribution network flexible direct current converter valve sub-module |
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