ZA865456B - Protective triggering of thyristors of a pulse generator - Google Patents

Protective triggering of thyristors of a pulse generator

Info

Publication number
ZA865456B
ZA865456B ZA865456A ZA865456A ZA865456B ZA 865456 B ZA865456 B ZA 865456B ZA 865456 A ZA865456 A ZA 865456A ZA 865456 A ZA865456 A ZA 865456A ZA 865456 B ZA865456 B ZA 865456B
Authority
ZA
South Africa
Prior art keywords
thyristors
pulse generator
protective triggering
triggering
protective
Prior art date
Application number
ZA865456A
Other languages
English (en)
Inventor
Claus Ebbe Taarning
Original Assignee
Smidth & Co As F L
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=ZA865456(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Smidth & Co As F L filed Critical Smidth & Co As F L
Publication of ZA865456B publication Critical patent/ZA865456B/xx

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)
  • Protection Of Static Devices (AREA)
  • Power Conversion In General (AREA)
ZA865456A 1985-08-19 1986-07-22 Protective triggering of thyristors of a pulse generator ZA865456B (en)

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
ZA865456B true ZA865456B (en) 1987-03-25

Family

ID=8126317

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA865456A ZA865456B (en) 1985-08-19 1986-07-22 Protective triggering of thyristors of a pulse generator

Country Status (14)

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

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
ES2888225T3 (es) * 2014-06-13 2022-01-03 Smidth As F L Control de una fuente de alimentación de alta tensión para un precipitador electrostático
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 (xx) * 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 (xx) * 1973-02-16 1982-05-10
US3925709A (en) * 1973-08-13 1975-12-09 Westinghouse Electric Corp Overcurrent protection circuit for AC systems
JPS5194529A (xx) * 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
EP0066950B1 (en) * 1981-05-21 1985-12-11 F.L. Smidth & Co. A/S 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
CA1297953C (en) 1992-03-24
MX163550B (es) 1992-05-29
DK374785D0 (da) 1985-08-19
EP0212854B1 (en) 1989-09-27
DK165105C (da) 1993-02-22
DK165105B (da) 1992-10-12
SU1486069A3 (ru) 1989-06-07
DE3665821D1 (en) 1989-11-02
AU6017786A (en) 1987-02-26
IN166510B (xx) 1990-05-19
DK374785A (da) 1987-02-20
AU582257B2 (en) 1989-03-16
EP0212854A1 (en) 1987-03-04
JPS6248222A (ja) 1987-03-02
ES2001095A6 (es) 1988-04-16
BR8603938A (pt) 1987-03-24
CN1005315B (zh) 1989-10-04
US4698719A (en) 1987-10-06
CN86104894A (zh) 1987-03-04

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