DE69404239T2 - Thyristorventilschutzsystem - Google Patents
ThyristorventilschutzsystemInfo
- Publication number
- DE69404239T2 DE69404239T2 DE69404239T DE69404239T DE69404239T2 DE 69404239 T2 DE69404239 T2 DE 69404239T2 DE 69404239 T DE69404239 T DE 69404239T DE 69404239 T DE69404239 T DE 69404239T DE 69404239 T2 DE69404239 T2 DE 69404239T2
- Authority
- DE
- Germany
- Prior art keywords
- protection system
- thyristor valve
- valve protection
- thyristor
- valve
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/1203—Circuits independent of the type of conversion
- H02H7/1206—Circuits independent of the type of conversion specially adapted to conversion cells composed of a plurality of parallel or serial connected elements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
- H02M1/088—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
- H02M1/092—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices the control signals being transmitted optically
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
- H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
- H03K17/0824—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in thyristor switches
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/10—Modifications for increasing the maximum permissible switched voltage
- H03K17/105—Modifications for increasing the maximum permissible switched voltage in thyristor switches
-
- 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
- H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
- H03K17/79—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar semiconductor switches with more than two PN-junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Power Conversion In General (AREA)
- Protection Of Static Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5204905A JPH0759256A (ja) | 1993-08-19 | 1993-08-19 | サイリスタバルブの保護装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69404239D1 DE69404239D1 (de) | 1997-08-21 |
DE69404239T2 true DE69404239T2 (de) | 1998-01-15 |
Family
ID=16498334
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69404239T Expired - Fee Related DE69404239T2 (de) | 1993-08-19 | 1994-08-18 | Thyristorventilschutzsystem |
Country Status (5)
Country | Link |
---|---|
US (1) | US5452196A (de) |
EP (1) | EP0639885B1 (de) |
JP (1) | JPH0759256A (de) |
CA (1) | CA2129923C (de) |
DE (1) | DE69404239T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE515547C2 (sv) * | 1995-03-30 | 2001-08-27 | Abb Ab | Förfarande och system för funktionskontroll av ventilenheter |
SE508074C2 (sv) * | 1995-04-05 | 1998-08-24 | Asea Brown Boveri | Tyristorventil för högspänd likströmsöverföring innefattande organ, som motverkar tändning av tyristorn under ett tidsintervall efter ett ledintervall |
JP2854821B2 (ja) * | 1995-08-18 | 1999-02-10 | 株式会社東芝 | サイリスタバルブ |
SE521212C2 (sv) * | 1997-06-11 | 2003-10-14 | Abb Ab | Anordning för avkänning av läckage av kylvätska vid en högspänningsomriktarstation |
SE510730C2 (sv) * | 1997-06-11 | 1999-06-21 | Asea Brown Boveri | Anordning för övervakning vid en högspänningsomriktarstation |
WO2000019609A1 (de) * | 1998-09-29 | 2000-04-06 | Siemens Aktiengesellschaft | Pulsgenerator zum erzeugen eines spannungspulses und zugehöriges verfahren |
US6211792B1 (en) | 1999-08-13 | 2001-04-03 | JADRIć IVAN | Method and apparatus detecting a failed thyristor |
JP4530769B2 (ja) * | 2004-09-01 | 2010-08-25 | 東芝三菱電機産業システム株式会社 | ゲート制御装置 |
JP6126815B2 (ja) * | 2012-09-21 | 2017-05-10 | 東芝三菱電機産業システム株式会社 | サイリスタ変換器 |
US9640982B2 (en) * | 2014-11-05 | 2017-05-02 | General Electric Company | Over-voltage protection system and method |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2637868B1 (de) * | 1975-04-30 | 1977-07-14 | Siemens Ag | Schutzschaltung fuer Thyristoren |
JPS5418663A (en) * | 1977-07-13 | 1979-02-10 | Hitachi Ltd | Gate control unit for thyristor valve |
SE446418B (sv) * | 1980-07-07 | 1986-09-08 | Asea Ab | Aterhemtningsskydd for en tyristorventil med ett flertal seriekopplade tyristorer |
JPS5911772A (ja) * | 1982-07-12 | 1984-01-21 | Kansai Electric Power Co Inc:The | 光点弧サイリスタの過電圧保護装置 |
EP0167734A1 (de) * | 1984-05-10 | 1986-01-15 | Siemens Aktiengesellschaft | Schutzbeschaltung für einen Thyristor |
JPH0655032B2 (ja) * | 1986-02-03 | 1994-07-20 | 株式会社日立製作所 | 電流型コンバ−タの保護装置 |
JPH0793811B2 (ja) * | 1990-05-14 | 1995-10-09 | 株式会社東芝 | サイリスタバルブの保護装置 |
JP2750213B2 (ja) * | 1990-09-10 | 1998-05-13 | 株式会社日立製作所 | 半導体電力変換システム |
US5309346A (en) * | 1991-09-16 | 1994-05-03 | Westinghouse Electric Corp. | Transmission line fault current dynamic inverter control |
-
1993
- 1993-08-19 JP JP5204905A patent/JPH0759256A/ja active Pending
-
1994
- 1994-07-28 US US08/281,785 patent/US5452196A/en not_active Expired - Fee Related
- 1994-08-11 CA CA002129923A patent/CA2129923C/en not_active Expired - Fee Related
- 1994-08-18 EP EP94306156A patent/EP0639885B1/de not_active Expired - Lifetime
- 1994-08-18 DE DE69404239T patent/DE69404239T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69404239D1 (de) | 1997-08-21 |
EP0639885B1 (de) | 1997-07-16 |
US5452196A (en) | 1995-09-19 |
EP0639885A3 (de) | 1995-07-19 |
EP0639885A2 (de) | 1995-02-22 |
JPH0759256A (ja) | 1995-03-03 |
CA2129923A1 (en) | 1995-02-20 |
CA2129923C (en) | 1997-04-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |