Electricity: single generator systems – Automatic control of generator or driving means – Speed or frequency of generator
Patent
1997-07-15
1999-10-05
Ramirez, Nestor
Electricity: single generator systems
Automatic control of generator or driving means
Speed or frequency of generator
290 14, 180 654, H02P 904
Patent
active
059630205
ABSTRACT:
A method and apparatus for supplying electrical power in an earth moving machine is provided. The method and apparatus includes an engine adapted to deliver primary power at a variable speed to the earth moving machine. A hydraulic system is connected to and driven by the engine. The hydraulic system in turn is connected to and drives a work implement. A variable input speed, constant output generator system is connected to and driven by the engine at a variable speed. The generator delivers electrical power at a constant value independent of variations of the speed of the engine. There is at least one auxiliary system adapted to receive the electrical power.
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Diesel Progress (Engines & Drives), "Generating Power at Any Speed?".
Diesel Progress (Engines & Drives), "Libby Expands Variable Speed Generator Set Line"--pp. 66 and 67.
Caterpillar Inc.
Lundquist Steve D.
McPherson W. Bryan
Ponomarenko Nicholas
Ramirez Nestor
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