CN203405540U - Short circuit discharge test device of high voltage DC support capacitor - Google Patents
Short circuit discharge test device of high voltage DC support capacitor Download PDFInfo
- Publication number
- CN203405540U CN203405540U CN201320521666.2U CN201320521666U CN203405540U CN 203405540 U CN203405540 U CN 203405540U CN 201320521666 U CN201320521666 U CN 201320521666U CN 203405540 U CN203405540 U CN 203405540U
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- short circuit
- power supply
- ctg
- cylinder
- capacitor
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Abstract
The utility model belongs to an electronic component test device of the power electronic industry, in particular relates to a short circuit discharge test device of a high voltage DC support capacitor. The short circuit discharge test device of the high voltage DC support capacitor comprises a voltmeter V, a tested capacitor CX, a voltage and current stabilization power supply 1 U, a voltage and current stabilization power supply 2 U1, a charging switch K0, a normally open switch K, cylinders QG1 and QG2, upper electrodes CTG1 and CTG2, lower electrodes XTG1 and XTG2, an inductor L and a resistor R. The short circuit discharge test device of the high voltage DC support capacitor is used for the short circuit discharge test of a capacitor type test to examine the performance after the capacitor is tested and verify the reliability, consistency and stability of the capacitor. The arcing discharge and short circuit discharge of the device are both carried out in a high voltage chamber, and the discharge process is controlled by the cylinders, thereby fully guaranteeing the safety of the test personnel and devices.
Description
Technical field
The utility model belongs to the electronic component test unit of power electronics industry, particularly a kind of high voltage direct current support capacitor short circuit dischange test unit.
Background technology
High voltage direct current support capacitor is the key element of the converter valve unit of flexible DC power transmission system, fast development along with new forms of energy generation, flexible DC power transmission system has adopted full-control type power electronic components and parts, the instrument and equipment of the short circuit dischange in the form test of this capacitor is not also having at present, with existing testing equipment, do not guarantee reliability, stability and the conforming requirement of capacitor, and experimenter's security is difficult to guarantee.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned technical deficiency, provides a kind of structural safety reliable, and experimental performance is stablized the high voltage direct current support capacitor short circuit dischange test unit with high conformity.
The technical scheme that the utility model technical solution problem adopts is: high voltage direct current support capacitor short circuit dischange test unit comprises voltage table V, measured capacitance device CX, current regulator power supply one U, current regulator power supply two U
1, charge switch K
0, conventionally K switch, cylinder QG
1, QG
2, top electrode CTG
1, CTG
2, bottom electrode XTG
1, XTG
2, inductor L, resistance R; The annexation that is characterized in them is: 220 current regulator power supply two U
11 pin connect one end of Chang KaiguanK, the contact of K switch is placed in reset contact FW conventionally, starting the arc discharge contact QH and the short-circuit contact DL of K switch meet respectively cylinder QG conventionally
1and QG
2air inlet/outlet 1, cylinder QG
1and QG
2air inlet/outlet 2 meet 220 current regulator power supply two U
12 pin, cylinder QG
1piston rod connect the top electrode CTG of short circuit dischange circuit ball copper post
1, with top electrode CTG
1corresponding graphite bottom electrode XTG
12 pin of one end of connecting resistance R, measured capacitance CX, voltage table V and 220 current regulator power supply one U, top electrode CTG
1meet the other end and the charge switch K of measured capacitance device CX, voltage table V
0one end, charge switch K
01 pin of another termination 220 current regulator power supply U, cylinder QG
2air inlet/outlet 1 connect the short circuit dischange contact DL of Chang KaiguanK, cylinder QG
2piston rod connect electrode CTG
2, corresponding top electrode CTG
2bottom electrode XTG
2connect one end of inductor L, the other end of the other end connecting resistance R of inductor L.
The beneficial effects of the utility model are: high voltage direct current support capacitor short circuit dischange test unit is for the short circuit dischange test of capacitor form test, with the performance after the test of check capacitor, the stability of reliability, consistance and the use of checking capacitor.An arc discharge and the short circuit dischange of this device all carry out in high-pressure chamber, and discharge process adopts cylinder to control, fully the safety of warranty test personnel and equipment.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, with embodiment, illustrate.
Fig. 1 is the circuit theory diagrams of high voltage direct current support capacitor short circuit dischange test unit structure.
Embodiment
Embodiment, with reference to accompanying drawing 1,220 current regulator power supply two U
11 pin connect one end of Chang KaiguanK, the contact of K switch is placed in reset contact FW conventionally, starting the arc discharge contact QH and the short-circuit contact DL of K switch meet respectively cylinder QG conventionally
1and QG
2air inlet/outlet 1, cylinder QG
1and QG
2air inlet/outlet 2 meet 220 current regulator power supply two U
12 pin, cylinder QG
1piston rod connect the top electrode CTG of short circuit dischange circuit ball copper post
1, with top electrode CTG
1corresponding graphite bottom electrode XTG
12 pin of one end of connecting resistance R, measured capacitance CX, voltage table V and 220 current regulator power supply one U, top electrode CTG
1meet the other end and the charge switch K of measured capacitance device CX, voltage table V
0one end, charge switch K
01 pin of another termination 220 current regulator power supply U, cylinder QG
2air inlet/outlet 1 connect the short circuit dischange contact DL of Chang KaiguanK, cylinder QG
2piston rod connect electrode CTG
2, corresponding top electrode CTG
2bottom electrode XTG
2connect one end of inductor L, the other end of the other end connecting resistance R of inductor L.
The use procedure of high voltage direct current support capacitor short circuit dischange test unit is: with 220 current regulator power supply one U by common K switch
0to measured capacitance device CX charging, the charging voltage at capacitor CX two ends after voltage table V cuts off the electricity supply in order to demonstration, turn off charge switch K after charging is completely negative
0, by 220 current regulator power supply two U
1by common K switch control cylinder QG
1, QG
2complete discharging action, conventionally K switch contact is placed in reset contact FW, and toggle switch K is to starting the arc contact QH, and to capacitor, CX plays arc discharge, then toggle switch K carries out short circuit dischange to capacitor CX to short-circuit contact DL.
Claims (1)
1. a high voltage direct current support capacitor short circuit dischange test unit, comprises voltage table V, measured capacitance device CX, current regulator power supply one U, current regulator power supply two U
1, charge switch K
0, conventionally K switch, cylinder QG
1, QG
2, top electrode CTG
1, CTG
2, bottom electrode XTG
1, XTG
2, inductor L, resistance R; The annexation that it is characterized in that them is: 220 current regulator power supply two U
11 pin connect one end of Chang KaiguanK, the contact of K switch is placed in reset contact FW conventionally, starting the arc discharge contact QH and the short-circuit contact DL of K switch meet respectively cylinder QG conventionally
1and QG
2air inlet/outlet 1, cylinder QG
1and QG
2air inlet/outlet 2 meet 220 current regulator power supply two U
12 pin, cylinder QG
1piston rod connect the top electrode CTG of short circuit dischange circuit ball copper post
1, with top electrode CTG
1corresponding graphite bottom electrode XTG
12 pin of one end of connecting resistance R, measured capacitance CX, voltage table V and 220 current regulator power supply one U, top electrode CTG
1meet the other end and the charge switch K of measured capacitance device CX, voltage table V
0one end, charge switch K
01 pin of another termination 220 current regulator power supply U, cylinder QG
2air inlet/outlet 1 connect the short circuit dischange contact DL of Chang KaiguanK, cylinder QG
2piston rod connect electrode CTG
2, corresponding top electrode CTG
2bottom electrode XTG
2connect one end of inductor L, the other end of the other end connecting resistance R of inductor L.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320521666.2U CN203405540U (en) | 2013-08-26 | 2013-08-26 | Short circuit discharge test device of high voltage DC support capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320521666.2U CN203405540U (en) | 2013-08-26 | 2013-08-26 | Short circuit discharge test device of high voltage DC support capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203405540U true CN203405540U (en) | 2014-01-22 |
Family
ID=49941470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320521666.2U Expired - Fee Related CN203405540U (en) | 2013-08-26 | 2013-08-26 | Short circuit discharge test device of high voltage DC support capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203405540U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106885974A (en) * | 2017-01-16 | 2017-06-23 | 国家电网公司 | A kind of high-voltage parallel capacitor short circuit dischange experimental rig |
| GB2552074A (en) * | 2016-06-01 | 2018-01-10 | Secr Defence | A Stored voltage discharging device |
-
2013
- 2013-08-26 CN CN201320521666.2U patent/CN203405540U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2552074A (en) * | 2016-06-01 | 2018-01-10 | Secr Defence | A Stored voltage discharging device |
| GB2552074B (en) * | 2016-06-01 | 2020-04-15 | Secr Defence | A Stored voltage discharging device |
| CN106885974A (en) * | 2017-01-16 | 2017-06-23 | 国家电网公司 | A kind of high-voltage parallel capacitor short circuit dischange experimental rig |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20160826 |