JP4633441B2 - 発電機の励磁制御装置 - Google Patents
発電機の励磁制御装置 Download PDFInfo
- Publication number
- JP4633441B2 JP4633441B2 JP2004315400A JP2004315400A JP4633441B2 JP 4633441 B2 JP4633441 B2 JP 4633441B2 JP 2004315400 A JP2004315400 A JP 2004315400A JP 2004315400 A JP2004315400 A JP 2004315400A JP 4633441 B2 JP4633441 B2 JP 4633441B2
- Authority
- JP
- Japan
- Prior art keywords
- control
- generator
- calculation
- thyristor
- gate drive
- 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
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
- H03K17/725—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region for AC voltages or currents
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
- H02P25/022—Synchronous motors
- H02P25/024—Synchronous motors controlled by supply frequency
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/16—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using AC to AC converters without intermediate conversion to DC
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/12—Modifications for increasing the maximum permissible switched current
- H03K17/125—Modifications for increasing the maximum permissible switched current in thyristor switches
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Eletrric Generators (AREA)
Description
(1)各演算で使用する共通メモリを制御基板31内に設けることにより、高速信号検出演算、高速制御演算、および低速制御演算の共通メモリへのアクセス時間を短縮し、CPU内での各演算の動作時間を短縮している。
(2)発電機電圧制御で必要とされていた制御機能を見直して簡素化し、必要最低限の機能のみを演算することで、高速制御演算処理の負荷を最小限にしている。
2 界磁巻線
3 励磁変圧器
4 サイリスタ整流器
5 主変圧器
6 並入用遮断器
7 励磁制御装置
8 計器用変圧器
9 計器用変流器
31 制御基板
32 ゲートドライブ基板
33 ゲートドライブ回路
34 位相調整スイッチ
Claims (1)
- 発電機の界磁巻線に励磁電流を供給する並列接続された複数のサイリスタ整流器と、前記各サイリスタ整流器にゲートパルスをそれぞれ供給するゲートドライブ回路と、前記発電機の出力電圧と出力電流をサンプリングして第1の演算周期で前記発電機の励磁制御に係る状態量を演算する信号検出演算手段と、該信号検出演算手段により演算された状態量に基づいて前記第1の演算周期よりも長い第2の演算周期で前記発電機の状態量を目標値に制御する制御指令を演算する高速制御演算手段と、外部から入力される前記発電機に係る系統制御指令に基づいて前記第2の演算周期より長い第3の演算周期で前記高速制御演算手段で演算された前記制御指令の前記ゲートドライブ回路への出力を制御する低速制御演算手段とを備えた発電機の励磁制御装置において、
前記信号検出演算手段と前記高速制御演算手段と前記低速制御演算手段を実行する一個のCPUが搭載された制御基板と、前記ゲートドライブ回路が搭載された基板とを有し、前記各サイリスタ整流器に供給するゲートパルスの位相角を調整して各サイリスタ整流器の電流分担を調整する位相調整手段を前記ゲートドライブ回路が搭載された基板に設けたことを特徴とする発電機の励磁制御装置。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004315400A JP4633441B2 (ja) | 2004-10-29 | 2004-10-29 | 発電機の励磁制御装置 |
| US11/647,148 US7508158B2 (en) | 2004-10-29 | 2006-12-29 | Excitation system for synchronous machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004315400A JP4633441B2 (ja) | 2004-10-29 | 2004-10-29 | 発電機の励磁制御装置 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007335193A Division JP4869217B2 (ja) | 2007-12-26 | 2007-12-26 | 励磁制御装置及び励磁制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006129631A JP2006129631A (ja) | 2006-05-18 |
| JP4633441B2 true JP4633441B2 (ja) | 2011-02-16 |
Family
ID=36723708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004315400A Expired - Lifetime JP4633441B2 (ja) | 2004-10-29 | 2004-10-29 | 発電機の励磁制御装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7508158B2 (ja) |
| JP (1) | JP4633441B2 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4633441B2 (ja) | 2004-10-29 | 2011-02-16 | 株式会社日立製作所 | 発電機の励磁制御装置 |
| JP5128883B2 (ja) * | 2007-09-05 | 2013-01-23 | 株式会社日立製作所 | 励磁制御装置 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2011563C (en) * | 1989-03-08 | 1994-05-10 | Kiyoshi Nakata | Power conversion system |
| DE69023560T2 (de) * | 1989-07-20 | 1996-07-18 | Gen Electric | Verfahren und Gerät zum Erreichen einer gleichförmigen Stromverteilung in parallel angeordneten Schaltvorrichtungen. |
| JP2662050B2 (ja) * | 1989-09-27 | 1997-10-08 | 三菱電機株式会社 | 交流励磁同期機の2次励磁装置 |
| FR2663170B1 (fr) * | 1990-06-08 | 1992-07-31 | Alcatel Espace | Procede de commande d'un regulateur a decoupage et dispositif de mise en óoeuvre dudit procede. |
| AU646957B2 (en) * | 1991-07-01 | 1994-03-10 | Superconductivity, Inc. | Shunt connected superconducting energy stabilizing system |
| JPH0546223A (ja) * | 1991-08-09 | 1993-02-26 | Okuma Mach Works Ltd | 数値制御装置 |
| US5371666A (en) * | 1992-12-04 | 1994-12-06 | Square D Company | Average current mode control apparatus for an AC output amplifier |
| JP2818641B2 (ja) * | 1995-01-26 | 1998-10-30 | 富士電気化学株式会社 | スイッチング電源 |
| KR100206658B1 (ko) * | 1996-11-11 | 1999-07-01 | 이종훈 | 동기 발전기용 승강압 쵸파식 정지형 여자 시스템 |
| JP4641097B2 (ja) * | 2000-12-11 | 2011-03-02 | ヤマハ発動機株式会社 | 表面実装機 |
| JP2003250297A (ja) | 2002-02-25 | 2003-09-05 | Hitachi Ltd | 発電機励磁制御装置 |
| US7012421B2 (en) * | 2003-01-06 | 2006-03-14 | General Electric Company | Energy calculation methods in power distribution systems |
| JP2005130555A (ja) * | 2003-10-21 | 2005-05-19 | Mitsubishi Electric Corp | 同期機の励磁装置 |
| JP4633441B2 (ja) | 2004-10-29 | 2011-02-16 | 株式会社日立製作所 | 発電機の励磁制御装置 |
-
2004
- 2004-10-29 JP JP2004315400A patent/JP4633441B2/ja not_active Expired - Lifetime
-
2006
- 2006-12-29 US US11/647,148 patent/US7508158B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006129631A (ja) | 2006-05-18 |
| US20070145938A1 (en) | 2007-06-28 |
| US7508158B2 (en) | 2009-03-24 |
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