NL8104558A - Schakeling om de componenten van een frequentieomzetter tegen overspanningen te beveiligen. - Google Patents

Schakeling om de componenten van een frequentieomzetter tegen overspanningen te beveiligen. Download PDF

Info

Publication number
NL8104558A
NL8104558A NL8104558A NL8104558A NL8104558A NL 8104558 A NL8104558 A NL 8104558A NL 8104558 A NL8104558 A NL 8104558A NL 8104558 A NL8104558 A NL 8104558A NL 8104558 A NL8104558 A NL 8104558A
Authority
NL
Netherlands
Prior art keywords
frequency converter
circuit
protection
thyristor
measures
Prior art date
Application number
NL8104558A
Other languages
English (en)
Dutch (nl)
Original Assignee
Loher Gmbh
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 Loher Gmbh filed Critical Loher Gmbh
Publication of NL8104558A publication Critical patent/NL8104558A/nl

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Rectifiers (AREA)
NL8104558A 1981-07-20 1981-10-07 Schakeling om de componenten van een frequentieomzetter tegen overspanningen te beveiligen. NL8104558A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3128638 1981-07-20
DE19813128638 DE3128638A1 (de) 1981-07-20 1981-07-20 Schaltungsanordnung zum schutz von umrichterbauelementen gegen ueberspannungen

Publications (1)

Publication Number Publication Date
NL8104558A true NL8104558A (nl) 1983-02-16

Family

ID=6137323

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8104558A NL8104558A (nl) 1981-07-20 1981-10-07 Schakeling om de componenten van een frequentieomzetter tegen overspanningen te beveiligen.

Country Status (4)

Country Link
DE (1) DE3128638A1 (enrdf_load_stackoverflow)
DK (1) DK568481A (enrdf_load_stackoverflow)
FR (1) FR2509924A1 (enrdf_load_stackoverflow)
NL (1) NL8104558A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2684816B1 (fr) * 1991-12-10 1994-05-27 Sgs Thomson Microelectronics Circuit de protection serie.
FI98255C (fi) * 1994-04-14 1997-05-12 Kone Oy Ylijännitesuojaus
FI20030525A0 (fi) * 2003-04-08 2003-04-08 Abb Oy Suuntaajavälineiden suojauskokoonpano
FI116174B (fi) * 2003-04-08 2005-09-30 Abb Oy Kokoonpano ja menetelmä suuntaajavälineiden suojaamiseksi

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB960667A (en) * 1961-04-26 1964-06-10 Gen Electric Voltage surge protector
US3213349A (en) * 1962-04-18 1965-10-19 Gen Electric Protective control circuits
CH468735A (de) * 1966-09-13 1969-02-15 Bbc Brown Boveri & Cie Einrichtung mit Wechselrichter zur Speisung von Asynchronmotoren
CH470799A (de) * 1967-01-02 1969-03-31 Asea Ab Thyristorventilschaltungsanordnung mit Überspannungsschutz für Hochspannung
DE1613842A1 (de) * 1967-10-30 1971-01-21 Licentia Gmbh Zwangskommutierter Wechselrichter grosser Leistung mit elektronischem Kurzschlussschutz
CH581916A5 (enrdf_load_stackoverflow) * 1975-03-10 1976-11-15 Bbc Brown Boveri & Cie
DE2924729C2 (de) * 1979-06-16 1985-01-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zum Schutz des Wechselrichters in einem Zwischenkreisumrichter

Also Published As

Publication number Publication date
FR2509924A1 (fr) 1983-01-21
DK568481A (da) 1983-01-21
FR2509924B3 (enrdf_load_stackoverflow) 1984-06-08
DE3128638A1 (de) 1983-07-07

Similar Documents

Publication Publication Date Title
KR830002151B1 (ko) 전원트랜지스터 인버터의 관통결함 보호장치
JPS6361879B2 (enrdf_load_stackoverflow)
US5528444A (en) Automatic overvoltage protection for an alternator in a locomotive propulsion system
US4573113A (en) Surge protection system for a d-c power supply during power-up
US4536816A (en) Thyristor apparatus employing light-triggered thyristors
US5384528A (en) Method and apparatus for recognizing defects in a triggering system of a controlled series compensator
US5038244A (en) Device for overvoltage protection of a rectifier bridge feeding a d.c. motor and for control of the d.c. motor during emergency braking
EP0458511B1 (en) Thyristor protection method and apparatus
KR100560361B1 (ko) 컨버터회로장치
NL8304306A (nl) Stroomvoedingsinrichting voor een wisselstroomverbruiker.
NL8104558A (nl) Schakeling om de componenten van een frequentieomzetter tegen overspanningen te beveiligen.
JPH04121060A (ja) 半導体電力変換システム
EP1683962A1 (en) Circuit for protecting a transistor connected to the primary side of an ignition coil against an overvoltage resulting from an open circuit condition in the secondary side of the ignition coil
US4293810A (en) Control systems for electric generators
EP0970840B1 (de) Schutzeinrichtung gegen Spannungsrückwirkung permanenterregter elektrischer Antriebe
US4389602A (en) Electric motor controller
JP2974268B2 (ja) 電圧形インバータ
JPH02179219A (ja) 電源装置
KR910001342B1 (ko) 네온 트랜스의 보호장치
SE445598B (sv) Skyddsanordning for en styrbar vexelriktare i en frekvensomformare
KR100191753B1 (ko) 인버터의 과전류 차단회로
JPH0787700B2 (ja) 電流形インバ−タの保護装置
JPS6223220Y2 (enrdf_load_stackoverflow)
JPH08251937A (ja) 電流型インバータの過電圧保護装置
JP2703212B2 (ja) サイクロコンバータの保護方法

Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed