JPS59109160U - Gate control device for gate auxiliary turn-off thyristor - Google Patents
Gate control device for gate auxiliary turn-off thyristorInfo
- Publication number
- JPS59109160U JPS59109160U JP310183U JP310183U JPS59109160U JP S59109160 U JPS59109160 U JP S59109160U JP 310183 U JP310183 U JP 310183U JP 310183 U JP310183 U JP 310183U JP S59109160 U JPS59109160 U JP S59109160U
- Authority
- JP
- Japan
- Prior art keywords
- gate
- thyristor
- control device
- auxiliary turn
- gate control
- 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
Links
Landscapes
- Thyristors (AREA)
- Thyristor Switches And Gates (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はゲート補助ターンオフサイリスタを用いたチョ
ッパ装置の回路図、第２図及び第３図は波形タイムチャ
ート、第４図はこの考案によるゲート補助ターンオフサ
イリスタのゲート制御装置の実施例を示すブロック図、
第５図は上記実施例の具体的ブロック図、第６図は上記
実施例における各部波形のタイムチャートである。
図において、８・・・オンゲート信号発生器、１１
″・・・電圧変成器、１２０・・・演算増巾器、１２１
・・・比較器、１２２・・・ワンショットマルチバイブ
レータ、１２３・・・ゲート素子、１２４・・・オフゲ
ート信号発生器、１２５・・・オンゲート信号発生器。
なお、図中、同一符号は同−又は相当部分を示す。Figure 1 is a circuit diagram of a chopper device using a gate-assisted turn-off thyristor, Figures 2 and 3 are waveform time charts, and Figure 4 is a block diagram showing an embodiment of a gate control device for a gate-assisted turn-off thyristor according to this invention. figure,
FIG. 5 is a concrete block diagram of the above embodiment, and FIG. 6 is a time chart of waveforms of various parts in the above embodiment. In the figure, 8...on gate signal generator, 11
″...Voltage transformer, 120... Arithmetic amplifier, 121
... Comparator, 122 ... One-shot multivibrator, 123 ... Gate element, 124 ... Off-gate signal generator, 125 ... On-gate signal generator. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
た転流コンデンサに対して並列に電圧変成器を接続する
と共に該電圧変成器の出力が負から正へ零点を通過する
時点を検出する比較器を設け、この比較器の出力を用い
てオフゲート信号発生器を駆動させることを特徴とする
ゲート補助ターンオフサイリスクのゲート制御装置。A voltage transformer is connected in parallel to the commutation capacitor inserted in the commutation circuit of the gate auxiliary turn-off thyristor, and a comparator is provided to detect the point in time when the output of the voltage transformer passes through the zero point from negative to positive. A gate control device for a gate-assisted turn-off circuit, characterized in that the output of the comparator is used to drive an off-gate signal generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP310183U JPS59109160U (en) | 1983-01-12 | 1983-01-12 | Gate control device for gate auxiliary turn-off thyristor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP310183U JPS59109160U (en) | 1983-01-12 | 1983-01-12 | Gate control device for gate auxiliary turn-off thyristor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59109160U true JPS59109160U (en) | 1984-07-23 |
Family
ID=30134732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP310183U Pending JPS59109160U (en) | 1983-01-12 | 1983-01-12 | Gate control device for gate auxiliary turn-off thyristor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59109160U (en) |
-
1983
- 1983-01-12 JP JP310183U patent/JPS59109160U/en active Pending
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