JPS58168892U - DC short circuit detection device for inverse conversion circuit - Google Patents
DC short circuit detection device for inverse conversion circuitInfo
- Publication number
- JPS58168892U JPS58168892U JP6605682U JP6605682U JPS58168892U JP S58168892 U JPS58168892 U JP S58168892U JP 6605682 U JP6605682 U JP 6605682U JP 6605682 U JP6605682 U JP 6605682U JP S58168892 U JPS58168892 U JP S58168892U
- Authority
- JP
- Japan
- Prior art keywords
- inverse conversion
- circuit
- detection device
- conversion circuit
- load
- 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
- Power Conversion In General (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図は逆変換回路図、第2図は本考案の一実施例を示
す回路図である。
1・・・・・・直流電源、2・・・・・・逆変換部、3
〜6・・・・・・GTo、7・・・・・・スナバ−回路
、8・・・・・・帰環ダイオード、12・・・・・・負
荷、23〜26・・・・・・変流器。FIG. 1 is an inverse conversion circuit diagram, and FIG. 2 is a circuit diagram showing an embodiment of the present invention. 1...DC power supply, 2...Inverse conversion section, 3
~6...GTo, 7...Snubber circuit, 8...Return diode, 12...Load, 23-26... Current transformer.
Claims (1)
少くとも2対備え前記自己消弧形半導体素子の各々両端
にスナバ−回路と帰環ダイオードを並列接続し、前記自
己消弧形半導体素子をff1U御回路によりオン、オフ
させて負荷に電力を供給するように構成した逆変換回路
において、前記逆変換回路の正常運転時は検出電流が出
力されず、異常事故時にのみ検出電流が出力されるよう
に前記アームと負荷を結ぶ電路およびアームに第1、第
2電流検出器を配設したことを特徴とする逆変換回路の
直流短絡検出装置。At least two pairs of arms are formed by connecting self-arc-extinguishing semiconductor elements in series, and a snubber circuit and a return diode are connected in parallel to both ends of each of the self-arc-extinguishing semiconductor elements, and the self-arc-extinguishing semiconductor element In an inverse conversion circuit configured to supply power to a load by turning on and off the ff1U control circuit, a detection current is not output during normal operation of the inversion circuit, and a detection current is output only in the event of an abnormal accident. 1. A DC short circuit detection device for an inverse conversion circuit, characterized in that first and second current detectors are disposed on the arm and an electric line connecting the arm and the load so that the arm and the load are connected to each other.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6605682U JPS58168892U (en) | 1982-05-06 | 1982-05-06 | DC short circuit detection device for inverse conversion circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6605682U JPS58168892U (en) | 1982-05-06 | 1982-05-06 | DC short circuit detection device for inverse conversion circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58168892U true JPS58168892U (en) | 1983-11-10 |
Family
ID=30075956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6605682U Pending JPS58168892U (en) | 1982-05-06 | 1982-05-06 | DC short circuit detection device for inverse conversion circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58168892U (en) |
-
1982
- 1982-05-06 JP JP6605682U patent/JPS58168892U/en active Pending
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