Power line switching apparatus

Details Power line switching apparatus Power line switching apparatus

1997-09-05

1998-05-19

Nappi, Robert

Electricity: power supply or regulation systems

External or operator controlled

Phase controlled switching using electronic tube or a three...

323237, 363 54, G05B 2402, G05F 110, H02H 7125

Patent

active

057540454

ABSTRACT:
A semiconductor switching circuit using semiconductor devices includes steep front wave thyristors which are connected in parallel and inverse with each other in their forward directions. An inductor is connected in series between a power source and the semiconductor switching circuit. The semiconductor switching circuit has an instant disconnection time of 100 to 1000 microseconds.

REFERENCES:
patent: 3731183 (1973-05-01), Johnson et al.
patent: 4234917 (1980-11-01), Suzuki et al.
patent: 4282568 (1981-08-01), Kobayashi et al.
patent: 4463406 (1984-07-01), Sirel
patent: 4539617 (1985-09-01), Delaney et al.
patent: 4636932 (1987-01-01), Kurosawa et al.

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