Motor drive apparatus

Details Motor drive apparatus Motor drive apparatus

1977-09-08

1979-07-10

Rubinson, Gene Z.

Electricity: motive power systems

Plural, diverse or diversely controlled electric motors

Running-speed control

318722, 318810, H02P 528

Patent

active

041609387

ABSTRACT:
A motor drive apparatus has G groups (G.gtoreq.2) of m-phases inverter units and G groups (G.gtoreq.2) of m-phases AC windings for feeding through the m-phases inverter units to the m-phases AC windings and G groups (G.gtoreq.2) of DC power sources which are connected to G groups of the inverter units so as to form alternative series closed loops on the DC circuit.

REFERENCES:
patent: 3538405 (1970-11-01), Borden et al.
patent: 3600655 (1971-08-01), Karlin et al.
patent: 3720863 (1973-03-01), Ringland et al.
patent: 3863119 (1975-01-01), Tachibana
IEEE IAS '77, "Commutatorless DC Drive for Steel Rolling Mill,"pp. 263-271.

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