Hydraulic auxiliary generator drive
AssigneeVolvo Construction Equipment AB
InventorsHeinz Tiedemann, Anton Mahler, Roland Wiktor
Life of this patent
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Abstract
An auxiliary generator drive for a belt driven generator being powered by an internal engine, the auxiliary generator drive including a hydraulic motor, wherein the hydraulic motor is arranged and adapted to drive the generator and to be driven via a hydraulic pump powered by the internal engine.
Claims16
An auxiliary generator drive for a belt driven generator being powered by an internal engine, the auxiliary generator drive comprising a hydraulic motor, wherein the hydraulic motor is arranged and adapted to selectively drive the generator simultaneously with the belt;
- and to be driven via a hydraulic pump powered by the internal engine.
Method for operating a working machine comprising an internal engine coupled to a generator via a crankshaft and a belt drive and an auxiliary generator drive comprising a hydraulic motor that drives the generator and is driven via a hydraulic pump powered by the internal engine, said method comprising:
- determining an output demand for the generator, and
- based on the output demand for the generator activating the auxiliary generator drive if a predetermined output demand is exceeded.
Dependencies are inferred from the claim text.