JP4528552B2 - 同期機の励磁制御装置 - Google Patents
同期機の励磁制御装置 Download PDFInfo
- Publication number
- JP4528552B2 JP4528552B2 JP2004122393A JP2004122393A JP4528552B2 JP 4528552 B2 JP4528552 B2 JP 4528552B2 JP 2004122393 A JP2004122393 A JP 2004122393A JP 2004122393 A JP2004122393 A JP 2004122393A JP 4528552 B2 JP4528552 B2 JP 4528552B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- overvoltage
- voltage
- thyristor
- break
- 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.)
- Expired - Lifetime
Links
- 230000005284 excitation Effects 0.000 title claims description 86
- 230000001360 synchronised effect Effects 0.000 title claims description 49
- 238000004804 winding Methods 0.000 claims description 18
- 238000010586 diagram Methods 0.000 description 29
- 230000002441 reversible effect Effects 0.000 description 5
- 230000001629 suppression Effects 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000010891 electric arc Methods 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Landscapes
- Control Of Ac Motors In General (AREA)
- Control Of Eletrric Generators (AREA)
- Protection Of Generators And Motors (AREA)
Description
Claims (1)
- 同期機の界磁巻線に界磁電流を供給する直流回路に過電圧保護装置を備え、交流遮断器を介して入力される交流励磁電源をサイリスタ整流器で直流に変換し前記直流回路に供給する同期機の励磁制御装置において、前記過電圧保護装置は、前記サイリスタ整流器と並列に接続され前記直流回路の正極側がプラス方向に過電圧となったときに動作する正極性過電圧保護回路と、前記サイリスタ整流器および前記正極性過電圧保護回路と並列に接続され前記直列回路の負極側がプラス方向に過電圧となったときに動作する負極性過電圧保護回路とを備え、前記正極性過電圧保護回路および前記負極性過電圧保護回路は、前記直流回路の両端電圧が過電圧となったときにオンするサイリスタと前記サイリスタへの印加電圧を抑制する抵抗との直列回路と、前記直流回路の両端電圧が印加され前記直流回路の両端に過電圧が発生したときに前記サイリスタにゲート電流を継続して供給するゲートトリッガ回路とから構成され、前記負極性過電圧保護回路の前記ゲートトリッガ回路に組み込まれた過電圧ブレーク回路は、複数個の過電圧ブレーク素子を直列に接続して構成され、前記過電圧ブレーク回路の複数個の過電圧ブレーク素子のうちの1個または複数個を短絡する接点を有し、前記交流遮断器の遮断指令があったときは前記接点をオンし前記過電圧ブレーク回路のブレーク電圧値を小さくすることを特徴とする同期機の励磁制御装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004122393A JP4528552B2 (ja) | 2004-04-19 | 2004-04-19 | 同期機の励磁制御装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004122393A JP4528552B2 (ja) | 2004-04-19 | 2004-04-19 | 同期機の励磁制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005312108A JP2005312108A (ja) | 2005-11-04 |
JP4528552B2 true JP4528552B2 (ja) | 2010-08-18 |
Family
ID=35440257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004122393A Expired - Lifetime JP4528552B2 (ja) | 2004-04-19 | 2004-04-19 | 同期機の励磁制御装置 |
Country Status (1)
Country | Link |
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JP (1) | JP4528552B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4956850B2 (ja) * | 2009-10-05 | 2012-06-20 | パナソニック株式会社 | 直流遮断装置 |
CN104601056A (zh) * | 2015-01-26 | 2015-05-06 | 瓮福(集团)有限责任公司 | 一种同步电动机励磁装置触发控制方法 |
CN107160467A (zh) * | 2017-06-15 | 2017-09-15 | 南通恒康数控机械股份有限公司 | 一种环竖刀两路电机校准中信号切换的数字控制方式 |
CN111864698A (zh) * | 2020-08-11 | 2020-10-30 | 南京信息工程大学滨江学院 | 一种同步发电机转子过电压保护电路和方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52120317A (en) * | 1976-04-02 | 1977-10-08 | Hitachi Ltd | Field overvoltage protector for synchronous machine |
JPH118946A (ja) * | 1997-06-13 | 1999-01-12 | Shindengen Electric Mfg Co Ltd | バッテリ電圧調整装置 |
JP2000354398A (ja) * | 1999-06-10 | 2000-12-19 | Meidensha Corp | 発電機の保護装置 |
JP2003299398A (ja) * | 2002-04-02 | 2003-10-17 | Toshiba Corp | 同期機の励磁制御装置 |
-
2004
- 2004-04-19 JP JP2004122393A patent/JP4528552B2/ja not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52120317A (en) * | 1976-04-02 | 1977-10-08 | Hitachi Ltd | Field overvoltage protector for synchronous machine |
JPH118946A (ja) * | 1997-06-13 | 1999-01-12 | Shindengen Electric Mfg Co Ltd | バッテリ電圧調整装置 |
JP2000354398A (ja) * | 1999-06-10 | 2000-12-19 | Meidensha Corp | 発電機の保護装置 |
JP2003299398A (ja) * | 2002-04-02 | 2003-10-17 | Toshiba Corp | 同期機の励磁制御装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2005312108A (ja) | 2005-11-04 |
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