Power control system for vehicle ac generator

Details Power control system for vehicle ac generator Power control system for vehicle ac generator

1998-11-03

2000-05-09

Ponomarenko, Nicholas

Electricity: single generator systems

Generator control

With excitation winding and/or circuit control

322 36, H02P 930

Patent

active

060608668

ABSTRACT:
In a power control system for a vehicle battery charging ac generator that has a switching element for turning on or off field current, the switching element is turned on at a first duty cycle less than a sum of a predetermined value and a value inversely proportional to rotation speed of the ac generator if the rotation speed is higher than a predetermined speed and at a second duty cycle more than 100% if the rotation speed is not higher than the predetermined speed.

REFERENCES:
patent: 5061889 (1991-10-01), Iwatani et al.
patent: 5319299 (1994-06-01), Maehara
patent: 5512813 (1996-04-01), Uchinami
patent: 5719485 (1998-02-01), Asada
patent: 5731689 (1998-03-01), Sato
patent: 5754030 (1998-05-01), Maehara et al.
patent: 5880577 (1999-03-01), Aoyama et al.
patent: 5982155 (1999-11-01), Rechdan et al.

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