Electric vehicle propulsion system power bridge with built-in te

Electrical transmission or interconnection systems – Vehicle mounted systems – Automobile

Patent

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324772, 361100, 363 56, B60L 1100

Patent

active

055699669

ABSTRACT:
A power bridge for an electric vehicle propulsion system, comprising a switching circuit including first and second switching elements operable between "on" and "off" states and a midpoint detector coupled to the switching circuit for detecting a failure of at least one of the first and second switching elements, where the midpoint detector is capable of detecting and isolating a failure when the switching elements are in the "on" or the "off" states.

REFERENCES:
patent: 3852656 (1974-12-01), Boutbeau
patent: 4142151 (1979-02-01), Hansen
patent: 4371824 (1983-02-01), Gritter
patent: 4626952 (1986-12-01), Morikawa
patent: 4631474 (1986-12-01), Dolland
patent: 5111123 (1992-05-01), Hach et al.
patent: 5355295 (1994-10-01), Brennen
patent: 5402045 (1995-03-01), Mori

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