BR7508130A - Esquema de protecao aperfeicoado para tiristores de alta tensao contra surtos de tensao inversa - Google Patents

Esquema de protecao aperfeicoado para tiristores de alta tensao contra surtos de tensao inversa

Info

Publication number
BR7508130A
BR7508130A BR7508130*A BR7508130A BR7508130A BR 7508130 A BR7508130 A BR 7508130A BR 7508130 A BR7508130 A BR 7508130A BR 7508130 A BR7508130 A BR 7508130A
Authority
BR
Brazil
Prior art keywords
protection scheme
against reverse
high voltage
perfect protection
surge
Prior art date
Application number
BR7508130*A
Other languages
English (en)
Inventor
Cecco A De
D Demarest
Original Assignee
Gen Electric
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of BR7508130A publication Critical patent/BR7508130A/pt

Links

Classifications

    • 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
    • H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
    • H03K17/0814—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit
    • H03K17/08144—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit in thyristor switches
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/042—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage comprising means to limit the absorbed power or indicate damaged over-voltage protection device

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Static Devices (AREA)
BR7508130*A 1974-12-18 1975-12-08 Esquema de protecao aperfeicoado para tiristores de alta tensao contra surtos de tensao inversa BR7508130A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/534,030 US3947726A (en) 1974-12-18 1974-12-18 Reverse voltage surge protection for high-voltage thyristors

Publications (1)

Publication Number Publication Date
BR7508130A true BR7508130A (pt) 1976-09-08

Family

ID=24128422

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7508130*A BR7508130A (pt) 1974-12-18 1975-12-08 Esquema de protecao aperfeicoado para tiristores de alta tensao contra surtos de tensao inversa

Country Status (5)

Country Link
US (1) US3947726A (pt)
AR (1) AR210477A1 (pt)
BR (1) BR7508130A (pt)
FR (1) FR2295602A1 (pt)
GB (1) GB1530920A (pt)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH588185A5 (pt) * 1974-10-28 1977-05-31 Bbc Brown Boveri & Cie
CH607438A5 (pt) * 1975-07-02 1978-12-15 Bbc Brown Boveri & Cie
US4020410A (en) * 1975-11-25 1977-04-26 Viktor Ivanovich Emelyanov Rectifier-inverter system of converter substation
US4084207A (en) * 1976-09-22 1978-04-11 General Electric Company Adjustable overvoltage protected circuit for high power thyristors
JPS5820552B2 (ja) * 1977-01-26 1983-04-23 株式会社東芝 サイリスタ変換装置
US4217618A (en) * 1977-10-25 1980-08-12 Boney George R Thyristor firing circuit module with integral optical isolation, dv/dt limitation, and bidirectional voltage transient suppression
US4321644A (en) * 1979-05-24 1982-03-23 The Boeing Company Power line transient limiter
JPS57156666A (en) * 1981-03-24 1982-09-28 Toshiba Corp Protecting device for thyristor against overvoltage
US4347539A (en) * 1981-06-03 1982-08-31 Westinghouse Electric Corp. Electrical equipment protective apparatus with energy balancing among parallel varistors
JPS57211972A (en) * 1981-06-22 1982-12-25 Mitsubishi Electric Corp Thyristor bulb
JPS5911774A (ja) * 1982-07-12 1984-01-21 Kansai Electric Power Co Inc:The 電力変換装置
US4470005A (en) * 1982-11-02 1984-09-04 Westinghouse Electric Corp. Static VAR generator having a thyristor circuit arrangement providing reduced losses
US4571535A (en) * 1984-11-15 1986-02-18 Westinghouse Electric Corp. VAR Generator having controlled discharge of thyristor switched capacitors
US4750100A (en) * 1986-06-06 1988-06-07 Bio-Rad Laboratories Transfection high voltage controller
EP0299281A1 (de) * 1987-07-13 1989-01-18 Siemens Aktiengesellschaft Schutzschaltung für ein Netzgerät zur Auf- bzw. Aberregung eines supraleitenden Spulensystems
US5321574A (en) * 1992-01-17 1994-06-14 Siemens Energy & Automation, Inc. Circuit breaker/surge arrestor package in which the arrestor uses an MOV that is thermally de-coupled from the breaker's thermal trip circuit
US5532635A (en) * 1994-09-12 1996-07-02 Harris Corporation Voltage clamp circuit and method
US6226162B1 (en) 1999-06-02 2001-05-01 Eaton Corporation Surge suppression network responsive to the rate of change of power disturbances
GB2360883B (en) * 2000-03-31 2004-04-21 Nordson Corp Inverter circuit
EP1195886A1 (de) 2000-09-29 2002-04-10 ABB Schweiz AG Rückwärtsleitender Gate Commutated Thyristor sowie dessen Anwendung
DE102006046040A1 (de) * 2006-09-28 2008-04-03 Siemens Ag Thyristorventil einer HGÜ-Anlage
CN101505057B (zh) * 2009-03-20 2011-05-25 中国电力科学研究院 串联功率器件均压保护方法、功率器件和避雷器阀开关
US8717726B2 (en) 2011-05-27 2014-05-06 Mersen Usa Newburyport-Ma, Llc Static surge protection device
FR2986380B1 (fr) * 2012-01-31 2014-11-28 Citel Dispositif de protection de ligne electrique
EP2701254B1 (en) 2012-08-23 2020-04-08 General Electric Technology GmbH Circuit interruption device
CN103700591B (zh) * 2013-12-26 2016-03-16 鞍山市华辰电力器件有限公司 采用烧结工艺制造高压大功率晶闸管的方法
US20160013637A1 (en) * 2014-07-09 2016-01-14 Delphi Technologies, Inc Transient voltage protection for bridge rectifier
US10236682B2 (en) * 2015-02-27 2019-03-19 Qiaoshi Guo Inrush current free switching apparatus and control method thereof
GB2542805A (en) * 2015-09-30 2017-04-05 General Electric Technology Gmbh Semiconductor switching string
CN107391810B (zh) * 2017-06-30 2020-06-30 中国西电电气股份有限公司 一种计算接地极引线监视装置元件暂态额定值的方法
US10916939B2 (en) 2018-10-02 2021-02-09 Stmicroelectronics (Tours) Sas Low leakage transient overvoltage protection circuit using a series connected metal oxide varistor (MOV) and silicon controlled rectifier (SCR)
WO2020106964A1 (en) * 2018-11-21 2020-05-28 Abb Schweiz Ag Voltage clamping circuit for solid state circuit breaker

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3330993A (en) * 1964-07-23 1967-07-11 Robotron Corp Protective circuitry for an ignitron firing circuit
US3246206A (en) * 1965-02-25 1966-04-12 Gen Electric Voltage surge protector
GB1163795A (en) * 1967-06-02 1969-09-10 Ass Elect Ind Over-Voltage Protection Circuit
CH469396A (de) * 1968-02-12 1969-02-28 Bbc Brown Boveri & Cie Stromrichter-Anordnung mit mehreren in Reihe geschalteten Stromrichterventilen
US3629685A (en) * 1970-11-20 1971-12-21 Asea Ab Static converter station connected to a dc transmission line over a dc reactor with lightning arrester protection means
US3793535A (en) * 1972-12-06 1974-02-19 Gen Electric Circuit for protecting semiconductors against transient voltages

Also Published As

Publication number Publication date
GB1530920A (en) 1978-11-01
US3947726A (en) 1976-03-30
FR2295602A1 (fr) 1976-07-16
AR210477A1 (es) 1977-08-15

Similar Documents

Publication Publication Date Title
BR7508130A (pt) Esquema de protecao aperfeicoado para tiristores de alta tensao contra surtos de tensao inversa
IT969827B (it) Circuito di protezione contro sovra tensioni
SE388735B (sv) Anordning for overspenningsskydd av tyristorer i en styrbar hohspenningsomvandlare
CA1034192A (en) Transient voltage suppressing circuit
CA1033408A (en) Surge voltage arresters
SE410542B (sv) Overspenningsavledare
BR7410640D0 (pt) Circuito de protecao contra curto-circuito
IT1031708B (it) Perfezionato circuito di protezione da sovratensioni per tiristori ad alta tensione
IT1039965B (it) Siestema di alimentazione ad altatensione con commutazione
AT346934B (de) Hochspannungsgenerator
SE397445B (sv) Elektrisk oeverspaenningsavledare
SE400444B (sv) Hogspenningsskyddskrets
IT1038130B (it) Circuito di protezione da correnti continue
AT346933B (de) Hochspannungsgenerator
SE7513008L (sv) Kondensatortendanordning for hogspenning
IT1027909B (it) Unita di scamicatori elettrici di sovratensione
SE409786B (sv) Overspenningsskydd
NL7501112A (nl) Hoogspanningsbeveiligingsstelsel.
BR7500513A (pt) Circuito de protecao de alta tensao para reduzir uma alta tensao suprida a um cinescopio
PL199746A1 (pl) Tyrystor wysokonapieciowy
AU1896076A (en) Voltage surge arrester
SE7603906L (sv) Hogspenningsgenomforing
IT1002031B (it) Nastro per sostenere dispositivi di protezione contro le sovratensioni
RO68950A (ro) Compozitie de protectie impotriva daunatorilor
IT1038664B (it) Scaricatore di parafulmine