JPS59114788U - Firing phase monitoring device for thyristor power converter - Google Patents
Firing phase monitoring device for thyristor power converterInfo
- Publication number
- JPS59114788U JPS59114788U JP729383U JP729383U JPS59114788U JP S59114788 U JPS59114788 U JP S59114788U JP 729383 U JP729383 U JP 729383U JP 729383 U JP729383 U JP 729383U JP S59114788 U JPS59114788 U JP S59114788U
- Authority
- JP
- Japan
- Prior art keywords
- power converter
- thyristor
- firing phase
- monitoring device
- thyristor power
- 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
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の一般例のサイリスタ電力変換器の要部構
成を示す系統図、第２図は本考案が適用さ杆た一実施例
の要部構成を示す系統図である。
１・・・・・・三相交流電源、２・・・・・・誘導電動
機（電動機）、４．４’ 、４”・・・・・・サイリス
タ、７・・・・・・速度演算増幅器、８．８’、８″・
・・・・・同期信号発生器、９．９’、９″・・・・・
・比較演算器、１１．１１’、１１”・・・・・・ゲー
ト増幅器、１３．１３’・・・・・・平滑器、１５・・
・・・・電圧周波数変換器、１６・・・・・・発光ダイ
オード群。FIG. 1 is a system diagram showing the main part configuration of a conventional general example thyristor power converter, and FIG. 2 is a system diagram showing the main part structure of an embodiment to which the present invention is applied. 1... Three-phase AC power supply, 2... Induction motor (motor), 4.4', 4"... Thyristor, 7... Speed operational amplifier , 8.8', 8''・
...Sync signal generator, 9.9', 9''...
・Comparison calculator, 11.11', 11''...gate amplifier, 13.13'...smoother, 15...
...Voltage frequency converter, 16...Light emitting diode group.
Claims (1)
導電動機を駆動するサイリスタ電力変換器において、前
記サイリスタのゲート駆動を行う三相点弧位相信号を入
力して平滑しから点弧位相角に対応した周波数信号を得
るとともに、該周波数信号により発光ダイオードを点滅
する信号監視回路を備えるようにしたことを特徴とする
サイリスタ電力変換器の点弧位相監視装置。In a thyristor power converter that supplies three-phase power to an induction motor through a thyristor to drive the induction motor, a three-phase firing phase signal for driving the gate of the thyristor is inputted and smoothed, and then converted into a firing phase angle. 1. A firing phase monitoring device for a thyristor power converter, comprising a signal monitoring circuit that obtains a corresponding frequency signal and causes a light emitting diode to blink based on the frequency signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP729383U JPS59114788U (en) | 1983-01-24 | 1983-01-24 | Firing phase monitoring device for thyristor power converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP729383U JPS59114788U (en) | 1983-01-24 | 1983-01-24 | Firing phase monitoring device for thyristor power converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59114788U true JPS59114788U (en) | 1984-08-02 |
Family
ID=30138829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP729383U Pending JPS59114788U (en) | 1983-01-24 | 1983-01-24 | Firing phase monitoring device for thyristor power converter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59114788U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5112909B1 (en) * | 1969-11-05 | 1976-04-23 |
-
1983
- 1983-01-24 JP JP729383U patent/JPS59114788U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5112909B1 (en) * | 1969-11-05 | 1976-04-23 |
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