CN209432920U - A kind of locomotive commutating device pulse-triggered module tester - Google Patents
A kind of locomotive commutating device pulse-triggered module tester Download PDFInfo
- Publication number
- CN209432920U CN209432920U CN201822161694.3U CN201822161694U CN209432920U CN 209432920 U CN209432920 U CN 209432920U CN 201822161694 U CN201822161694 U CN 201822161694U CN 209432920 U CN209432920 U CN 209432920U
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- China
- Prior art keywords
- pulse
- thyristor
- locomotive
- direct current
- connect
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- Expired - Fee Related
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- 230000001960 triggered effect Effects 0.000 title claims abstract description 29
- 230000003137 locomotive effect Effects 0.000 title claims abstract description 24
- 238000012360 testing method Methods 0.000 claims abstract description 33
- 230000001105 regulatory effect Effects 0.000 claims abstract description 22
- 230000005611 electricity Effects 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 210000001367 artery Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 210000003462 vein Anatomy 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000009666 routine test Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model relates to electrical control application field, spy is related to a kind of locomotive commutating device pulse-triggered module tester.The anode of the power of alterating and direct current direct current output of the utility model is connect with thyristor anode and regulating resistor one end respectively, the regulating resistor other end is connect with pulse power IGBT emitter, thyristor cathode is connect by grid resistance with pulse power IGBT grid, thyristor control electrode is connect with locomotive pulse-triggered module delivery outlet, pulse power IGBT collector with direct current is connect by divider resistance, pulse transformer input terminal is in parallel with divider resistance, the output of pulse transformer terminates test equipment, and the thyristor need to be high speed thyristor.The utility model can carry out test comparison to multiple output points simultaneously, convenient for the discovery of abnormal output point.
Description
Technical field
The utility model relates to electrical control application field, spy is related to a kind of locomotive commutating device pulse-triggered module test
Instrument.
Background technique
The spike train of electronic cabinet fairing output gives the thyristor of converter plant, arteries and veins by pulse-triggered module
The performance for rushing trigger module is very big to the work influence of converter plant.
When railway locomotive carries out type approval test and factory routine test, the pulse to electronic cabinet fairing is needed to touch
Hair module is tested.Existing pulse-triggered module mostly uses Redundancy Design, worked when the damage of single output point
Journey can not be found in time.So needing to detect single output line one by one in maintenance or inspection, it is ensured that each
The output point of pulse-triggered module can work normally.
The prior art is surveyed using equal flow table to its performance after pulse-triggered module to be assembled in rectifier cabinet
Examination.If test failure, not only it is difficult to that fault point is accurately positioned and re-starts test after needing dismounting and change to reinstall,
It is cumbersome.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of locomotive commutating device pulse-triggered module test
Instrument.The utility model is adjusted by the way that locomotive pulse-triggered module is exported pulse amplifying, and can multiple test circuit in parallel works
Make, test comparison can be carried out to multiple output points simultaneously.
The technical solution of the utility model is: a kind of locomotive commutating device pulse-triggered module tester, including alternating current-direct current
Power supply and test circuit, each test circuit include thyristor, pulse power IGBT, pulse transformer, grid resistance, pressure regulation electricity
Resistance, divider resistance, power of alterating and direct current is electrically connected with city, it is characterised in that: power of alterating and direct current direct current output it is positive respectively with crystalline substance
Brake tube anode is connected with regulating resistor one end, and the regulating resistor other end is connect with pulse power IGBT emitter, thyristor cathode
It being connect by grid resistance with pulse power IGBT grid, thyristor control electrode is connect with locomotive pulse-triggered module delivery outlet,
Pulse power IGBT collector with direct current is connect by divider resistance, and pulse transformer input terminal is in parallel with divider resistance, arteries and veins
The output termination test equipment of transformer is rushed, the thyristor need to be high speed thyristor.
According to a kind of locomotive commutating device pulse-triggered module tester as described above, it is characterised in that: divider resistance
For 1K Ω, the range of regulation of regulating resistor is 0 to 5K Ω.
According to a kind of locomotive commutating device pulse-triggered module tester as described above, it is characterised in that: including multiple
Test circuit, multiple test circuit in parallel connections.
According to a kind of locomotive commutating device pulse-triggered module tester as described above, it is characterised in that: including multiple
Circuit is tested, multiple test circuits share a regulating resistor, and multiple pulse power IGBT emitters are connected in parallel on regulating resistor.
The beneficial effects of the utility model are: first is that test comparison can be carried out to multiple output points simultaneously, convenient for abnormal
The discovery of output point.Second is that facilitating operation to the output voltage control of multiple test circuits simultaneously.Third is that can be to avoid oscillograph
Operation simplifies operation wiring process, improves efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the utility model another kind structural schematic diagram.
Fig. 3 is another structural schematic diagram of the utility model.
Description of symbols: V-thyristor, Q-pulse power IGBT, T-pulse transformer, 1-power of alterating and direct current,
R1-grid resistance, R2-divider resistance, R3-regulating resistor.
Specific embodiment
The technical solution of the utility model is described further below in conjunction with attached drawing.
As shown in Figure 1, the locomotive commutating device pulse-triggered module tester of the utility model, including power of alterating and direct current 1
With test circuit, each test circuit includes thyristor V, pulse power IGBTQ, pulse transformer T, grid resistance R1, pressure regulation
Resistance R3, divider resistance R2.Power of alterating and direct current 1 is electrically connected with city, and alternating current is converted direct current, alternating current-direct current by power of alterating and direct current 1
The anode of 1 direct current output of power supply is connect with thyristor V anode and the one end regulating resistor R3 respectively, the regulating resistor R3 other end and arteries and veins
The connection of power IGBTQ emitter is rushed, thyristor V cathode is connect by grid resistance R1 with pulse power IGBT grid, thyristor V
Control electrode is connect with locomotive pulse-triggered module delivery outlet, and pulse power IGBT collector by divider resistance R2 and direct current connects
It connects, pulse transformer T input terminal is in parallel with divider resistance R2, and the output of pulse transformer T terminates test equipment.The utility model
Thyristor V need to be high speed thyristor.
The divider resistance R2 of the utility model can be 1K Ω, and the range of regulation of regulating resistor R3 is 0 to 5K Ω, this sample
The device of utility model can keep pulse transformer T output voltage adjustable range larger according to output branch pressure voltage is required.
As shown in Fig. 2, the locomotive commutating device pulse-triggered module tester of the utility model may include multiple tests
Circuit is connected in parallel operation between multiple test circuits.
As shown in figure 3, the locomotive commutating device pulse-triggered module tester of the utility model may include multiple tests
Circuit, multiple test circuits share a regulating resistor R3, and multiple pulse power IGBTQ emitters are connected in parallel on regulating resistor R3
On.When sharing, the range of regulation of regulating resistor R3 is 0 to 5K Ω, and the divider resistance R2 of each test circuit can be increased suitably,
5 groups are such as shared, divider resistance R2 can be 5K Ω.It, can be simultaneously to multiple-channel output in this way by adjusting a regulating resistor R3
Signal is adjusted, such as under normal circumstances, same per signal output phase all the way, can intuitively find very much pulse-triggered module in this way
Each output point is with the presence or absence of abnormal.After adopting this method, output voltage can be tested to export per pulse transformer T all the way, or
Connecting resistance test output electric current, by adjusting the resistance of regulating resistor R3, whether the variation for observing voltage or electric current is consistent, thus
Abnormal output point is determined whether there is, operation wiring process can be simplified to avoid oscilloscope operations in this way, improve effect
Rate.
The course of work of the utility model is: need pulse-triggered module output signal to be tested to control thyristor V on-off,
When output pulse signal is low level, subsequent conditioning circuit is not exported, and is in off state, is in high electricity in output pulse signal
Usually, the grid of pulse power IGBT is high voltage, and pulse power IGBT is in the conductive state, by adjusting regulating resistor R3 tune
The voltage of whole divider resistance R2 makes the device of the utility model can be with to control the voltage of pulse transformer T input terminal in this way
The convenient state that locomotive pulse-triggered module is tested by adjusting pulse transformer T output voltage.It such as can be by pulse
The two sides transformer T connection oscilloscope measurement waveform can measure voltage output by multimeter in the case where no oscillograph
Voltage determines the state of locomotive pulse-triggered module.The device of the utility model can carry out failure survey to each output point
Examination, can be accurately positioned fault point.
Claims (4)
1. a kind of locomotive commutating device pulse-triggered module tester, including power of alterating and direct current and test circuit, each test electricity
Road includes thyristor, pulse power IGBT, pulse transformer, grid resistance, regulating resistor, divider resistance, power of alterating and direct current with
City's electrical connection, it is characterised in that: the anode of power of alterating and direct current direct current output connects with thyristor anode and regulating resistor one end respectively
It connects, the regulating resistor other end is connect with pulse power IGBT emitter, and thyristor cathode passes through grid resistance and pulse power
The connection of IGBT grid, thyristor control electrode are connect with locomotive pulse-triggered module delivery outlet, and pulse power IGBT collector passes through
Divider resistance with direct current is connect, and pulse transformer input terminal is in parallel with divider resistance, the output termination test of pulse transformer
Equipment, the thyristor need to be high speed thyristor.
2. a kind of locomotive commutating device pulse-triggered module tester according to claim 1, it is characterised in that: partial pressure electricity
Resistance is 1K Ω, and the range of regulation of regulating resistor is 0 to 5K Ω.
3. a kind of locomotive commutating device pulse-triggered module tester according to claim 1, it is characterised in that: including more
A test circuit, multiple test circuit in parallel connections.
4. a kind of locomotive commutating device pulse-triggered module tester according to claim 1, it is characterised in that: including more
A test circuit, multiple test circuits share a regulating resistor, and multiple pulse power IGBT emitters are connected in parallel on regulating resistor
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822161694.3U CN209432920U (en) | 2018-12-22 | 2018-12-22 | A kind of locomotive commutating device pulse-triggered module tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822161694.3U CN209432920U (en) | 2018-12-22 | 2018-12-22 | A kind of locomotive commutating device pulse-triggered module tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209432920U true CN209432920U (en) | 2019-09-24 |
Family
ID=67972889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822161694.3U Expired - Fee Related CN209432920U (en) | 2018-12-22 | 2018-12-22 | A kind of locomotive commutating device pulse-triggered module tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209432920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542705A (en) * | 2019-09-27 | 2019-12-06 | 山东广域科技有限责任公司 | Long distance wire multi-joint detection device that generates heat |
-
2018
- 2018-12-22 CN CN201822161694.3U patent/CN209432920U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542705A (en) * | 2019-09-27 | 2019-12-06 | 山东广域科技有限责任公司 | Long distance wire multi-joint detection device that generates heat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190924 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |