ES2001095A6 - Metodo y circuito para proteger los tiristores de un circuito generador de impulsos - Google Patents

Metodo y circuito para proteger los tiristores de un circuito generador de impulsos

Info

Publication number
ES2001095A6
ES2001095A6 ES8601155A ES8601155A ES2001095A6 ES 2001095 A6 ES2001095 A6 ES 2001095A6 ES 8601155 A ES8601155 A ES 8601155A ES 8601155 A ES8601155 A ES 8601155A ES 2001095 A6 ES2001095 A6 ES 2001095A6
Authority
ES
Spain
Prior art keywords
pulse
thyristor
triggering
current
pulse generator
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
Application number
ES8601155A
Other languages
English (en)
Inventor
Taarning Claus Ebbe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FLSmidth and Co AS
Original Assignee
FLSmidth and Co AS
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8126317&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2001095(A6) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by FLSmidth and Co AS filed Critical FLSmidth and Co AS
Publication of ES2001095A6 publication Critical patent/ES2001095A6/es
Expired legal-status Critical Current

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
    • H03K17/082—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/66—Applications of electricity supply techniques
    • B03C3/68—Control systems therefor
    • 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
    • H02H7/003—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 electrostatic apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Electrostatic Separation (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Power Conversion In General (AREA)
  • Protection Of Static Devices (AREA)

Abstract

SE DESCRIBE UN SISTEMA DE DISPARO PROTECTOR (METODO Y CIRCUITO) PARA PROTEGER EL ELEMENTO CONMUTADOR DE LOS TIRISTORES DE UN CIRCUITO GENERADOR DE IMPULSOS QUE CONTROLA UN PRECIPITADOR ELECTROSTATICO ACCIONADO POR IMPULSOS, EN EL QUE EL DISPARO PROTECTOR TIENE LUGAR EN CADA IMPULSO EN EL INTERVALO EN TORNO AL PASO POR CERO DE LA CORRIENTE DE IMPULSOS, SIENDO SU OBJETO COMPLETAR EL SISTEMA DE REDISPARO LIBERADO POR UN ARCO ELECTRICO, PARA ASEGURAR QUE LOS ARCOS ELECTRICOS QUE SE PRODUCEN INMEDIATAMENTE DESPUES DEL PASO POR CERO DE LA CORRIENTE NO HAGAN QUE SE REANUDE LA CORRIENTE EN LOS TIRISTORES EN AUSENCIA DE SEÑAL DE DISPARO. 8601156O, PUDIENDO REPRESENTAR R1 Y R2, JUNTAMENTE CON EL NITROGENO INTERYACENTE, UN GRUPO AZIDO O UN ANILLO HETEROCICLICO, Z ES HIDROGENO, CIANO, ALQUILO, ALQUILAMINO, CARBOXI, ALCOXICARBONILO O ACILO, PUDIENDO REPRESENTAR Z, R1 Y R2, JUNTAMENTE CON EL CARBONO Y NITROGENO INTERYACENTES, UN ANILLO HETEROCICLICO, Y R3 ES HIDROGENO O ALQUILO, HACIENDO REACCIONAR UNAAMINA DE FORMULA HNR1R2 CON UN COMPUESTO DE FORMULA: DONDE HAL REPRESENTA HALOGENO. LOS COMPUESTOS OBTENIDOS SON UTILES COMO HERBICIDAS.
ES8601155A 1985-08-19 1986-08-18 Metodo y circuito para proteger los tiristores de un circuito generador de impulsos Expired ES2001095A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK374785A DK165105C (da) 1985-08-19 1985-08-19 Fremgangsmaade og kredsloeb til beskyttelsestaending af thyristorer i en impulsgenerator

Publications (1)

Publication Number Publication Date
ES2001095A6 true ES2001095A6 (es) 1988-04-16

Family

ID=8126317

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8601155A Expired ES2001095A6 (es) 1985-08-19 1986-08-18 Metodo y circuito para proteger los tiristores de un circuito generador de impulsos

Country Status (14)

Country Link
US (1) US4698719A (es)
EP (1) EP0212854B1 (es)
JP (1) JPS6248222A (es)
CN (1) CN1005315B (es)
AU (1) AU582257B2 (es)
BR (1) BR8603938A (es)
CA (1) CA1297953C (es)
DE (1) DE3665821D1 (es)
DK (1) DK165105C (es)
ES (1) ES2001095A6 (es)
IN (1) IN166510B (es)
MX (1) MX163550B (es)
SU (1) SU1486069A3 (es)
ZA (1) ZA865456B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6667875B1 (en) 1998-09-29 2003-12-23 Werner Hartmann Pulse generator for generating a voltage pulse and corresponding method
SE518282C2 (sv) * 2000-04-12 2002-09-17 Alstom Switzerland Ltd Sätt att skydda strömgenerator för likström mot överspänning vid lastbortfall
ES2368913T3 (es) 2004-10-26 2011-11-23 Flsmidth A/S Sistema generador de impulsos para precipitador electrostático.
EP2397227A1 (en) * 2010-06-18 2011-12-21 Alstom Technology Ltd Method to control the line distortion of a system of power supplies of electrostatic precipitators
PL3154702T3 (pl) * 2014-06-13 2021-12-13 Flsmidth A/S Sterowanie zasilaczem wysokonapięciowym elektrofiltra
EP3736983A1 (en) * 2019-05-10 2020-11-11 ABB Schweiz AG Thyristor circuit and thyristor protection method

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3456125A (en) * 1967-06-01 1969-07-15 Gen Constr Elect Mec High speed protective circuit for regulating transistors
SE338099B (es) * 1969-02-14 1971-08-30 Asea Ab
US3558978A (en) * 1969-05-14 1971-01-26 Borg Warner Electronic circuit breaker with gradual and instantaneous cutoff
US3829754A (en) * 1970-10-26 1974-08-13 Allis L Co Compensated adjustable frequency power supply of the inverter type
JPS5721889B2 (es) * 1973-02-16 1982-05-10
US3925709A (en) * 1973-08-13 1975-12-09 Westinghouse Electric Corp Overcurrent protection circuit for AC systems
JPS5194529A (es) * 1975-02-15 1976-08-19
SU873370A1 (ru) * 1979-03-11 1981-10-15 Предприятие П/Я М-5113 Система возбуждени дл синхронной машины
JPS55141982A (en) * 1979-04-24 1980-11-06 Toshiba Corp Gate circuit for thyristor converter
SE445004B (sv) * 1979-06-06 1986-05-20 Asea Ab Anordning for dempning av mekaniska torsionssvengningar vid en elektrisk vexelstromsgenerator
US4390831A (en) * 1979-09-17 1983-06-28 Research-Cottrell, Inc. Electrostatic precipitator control
DE2945599C2 (de) * 1979-11-12 1985-07-11 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur Pendelungsdämpfung von geregelten elektrischen Maschinen
DE3267879D1 (en) * 1981-05-21 1986-01-23 Smidth & Co As F L Method of protecting a thyristor switch of a pulse generator
GB2149594A (en) * 1983-11-09 1985-06-12 Smidth & Co As F L Fast-acting spark-over detector
JPS6134884A (ja) * 1984-07-26 1986-02-19 株式会社東芝 誘導加熱調理器
US4616302A (en) * 1985-05-28 1986-10-07 Pioneer Magnetics, Inc. Over-current sensing circuit for switching-type power supply

Also Published As

Publication number Publication date
DK374785A (da) 1987-02-20
MX163550B (es) 1992-05-29
AU6017786A (en) 1987-02-26
BR8603938A (pt) 1987-03-24
CN1005315B (zh) 1989-10-04
DK165105C (da) 1993-02-22
ZA865456B (en) 1987-03-25
US4698719A (en) 1987-10-06
SU1486069A3 (ru) 1989-06-07
JPS6248222A (ja) 1987-03-02
DE3665821D1 (en) 1989-11-02
AU582257B2 (en) 1989-03-16
CN86104894A (zh) 1987-03-04
EP0212854A1 (en) 1987-03-04
IN166510B (es) 1990-05-19
EP0212854B1 (en) 1989-09-27
DK165105B (da) 1992-10-12
CA1297953C (en) 1992-03-24
DK374785D0 (da) 1985-08-19

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20060819