| 摘要 |
A vehicle motor drive system having a first motor and a second motor connected by a common rotatable shaft, wherein the shaft is in operable engagement with a first and second wheel. The first motor is coupled to the first end of the rotatable shaft member and the second motor is coupled to the second end of the rotatable shaft member. The first motor and the second motor are mounted ninety electrical degrees out of phase from one another to minimize lorque ripple. |
