DC motor with auxiliary exciting power supply for switching-on s

Details DC motor with auxiliary exciting power supply for switching-on s DC motor with auxiliary exciting power supply for switching-on s

1993-05-27

1995-09-26

Ro, Bentsu

Electricity: motive power systems

Field or secondary circuit control

Plural, diverse or diversely connected or controlled sources...

318246, 318523, 318526, H02P 701, H02P 7282

Patent

active

054536731

ABSTRACT:
A motor control circuit includes a series motor made up of a series field winding serially connected with an armature or a compound motor having both a series field winding and a shunt field winding. The series field winding is parallel connected to an auxiliary power supply and connected to the main motor driving power source via a switch which connects the series winding in series therewith during start-up or an overload condition and in parallel therewith during normal operation.

REFERENCES:
patent: 896216 (1908-08-01), Krieger
patent: 964659 (1910-07-01), Lamme
patent: 1192649 (1916-07-01), Latour
patent: 2661452 (1953-12-01), Curry et al.
patent: 3331004 (1967-07-01), Brown
patent: 3360705 (1967-12-01), Morris
patent: 4008423 (1977-02-01), Christianson et al.

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