MODULAR POWERTRAIN WITH MULTIPLE MOTORS
First Claim
Patent Images
1. A vehicle comprising:
- an engine;
a first electric machine connected to the engine;
a multi-speed transmission engageable with the ground through a gearbox;
a second electric machine electrically connected to the first electric machine and engageable with the ground through the multi-speed transmission;
a third electric machine electrically connected to the first electric machine and engageable with the ground through the gearbox and not through the multi-speed transmission.
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Accused Products
Abstract
A vehicle may comprise an engine, a first electric machine connected to the engine, a multi-speed transmission engageable with the ground through a gearbox, a second electric machine electrically connected to the first electric machine and engageable with the ground through the multi-speed transmission, and a third electric machine electrically connected to the first electric machine and engageable with the ground through the gearbox and not through the multi-speed transmission.
15 Citations
20 Claims
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1. A vehicle comprising:
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an engine; a first electric machine connected to the engine; a multi-speed transmission engageable with the ground through a gearbox; a second electric machine electrically connected to the first electric machine and engageable with the ground through the multi-speed transmission; a third electric machine electrically connected to the first electric machine and engageable with the ground through the gearbox and not through the multi-speed transmission. - View Dependent Claims (2, 3)
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4. A method of controlling a powertrain of a vehicle comprising:
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sensing an input indicative of at least one of a requested rimpull, requested acceleration, requested speed, and requested torque for the vehicle; sensing an input indicative of a speed of the vehicle; selecting a first available rimpull from a first electric machine engageable with the ground through a multi-speed transmission; selecting a second available rimpull from a second electric machine engageable with the ground at a fixed speed ratio; commanding the first electric machine to produce the first rimpull; and commanding the second electric machine to produce the second rimpull. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11, 12)
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13. A vehicle comprising:
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a first electric machine engageable with the ground through a multi-speed transmission; and a second electric machine engageable with the ground at a fixed speed ratio. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification