Powertrain for hybrid vehicle

摘要

A powertrain apparatus may include a planetary gear set including a first rotary member connected to a first motor and selectively operating as an input element or a fixing element, a second rotary member supplied with power from an engine and selectively operating as an input element, and a third rotary member connected to an output shaft and selectively operating as an output element, a second motor supplying power to a motor input shaft, and a transmission including a plurality of pairs of engaged gears forming different transmission gear ratios, the pairs of engaged gears being provided on the motor input shaft and the output shaft, respectively, with an engaging unit provided on the motor input shaft at a location between the pairs of engaged gears and selecting one of the pairs of engaged gears corresponding to a driving speed.

主权项

1. A powertrain apparatus for a vehicle, comprising:
a planetary gear set including:
a first rotary member connected to a first motor and selectively operating as an input element or a fixing element;a second rotary member supplied with power from an engine and selectively operating as an input element; anda third rotary member continuously connected to an output shaft and operating as an output element; a second motor supplying power to and continuously connected to a motor input shaft; and a transmission including a plurality of pairs of engaged gears forming different transmission gear ratios, the pairs of engaged gears being provided on the motor input shaft and the output shaft, respectively, with an engaging unit provided on the motor input shaft at a location between the pairs of engaged gears and selecting one of the pairs of engaged gears corresponding to a driving speed.