Engine starting system
First Claim
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1. A starting system for an engine having a flywheel and a starting ring gear mounted on the flywheel, the starting system comprising:
- a starter generator having a rotor coupled to the flywheel;
a starter motor having a drive gear which selectively engages the ring gear; and
an electronic controller coupled to the starter motor and to the starter generator, the electronic controller activating only the starter generator during low starting torque conditions and the electronic controller activating both the starter motor and the starter generator during high starting torque conditions.
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Abstract
A starting system is provided for an engine having a starting ring gear on the engine flywheel. The starting system includes an integrated starter generator having a rotor coupled to the flywheel, a starter motor having a drive gear which selectively engages the ring gear, and an electronic controller coupled to the starter motor and to the starter generator. The electronic controller activates only the starter generator when only low starting torque is required. The electronic controller activates both the starter generator and the starter motor when high starting torque is required.
23 Citations
4 Claims
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1. A starting system for an engine having a flywheel and a starting ring gear mounted on the flywheel, the starting system comprising:
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a starter generator having a rotor coupled to the flywheel;
a starter motor having a drive gear which selectively engages the ring gear; and
an electronic controller coupled to the starter motor and to the starter generator, the electronic controller activating only the starter generator during low starting torque conditions and the electronic controller activating both the starter motor and the starter generator during high starting torque conditions. - View Dependent Claims (2, 3, 4)
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Specification