摘要:
A torque vectoring apparatus receiving a vehicle driving torque from a motor-generator may include a speed reduction device configured of reducing a rotation speed of a torque received from the motor-generator, a differential device differentially outputting the speed-reduced torque to two output shafts, a torque vectoring control motor outputting a control torque, a torque vectoring apparatus engaged to the torque vectoring control motor and including two planetary gear sets to control a torque ratio output to the two output shafts by the control torque, and a torque multiplication device including a first planetary gear set having first to third rotation elements and being mounted on one of the two output shafts, the second rotation element being connected to the torque vectoring control motor, the third rotation element being fixedly connected to a transmission housing.
摘要:
A lubrication system of a transmission includes a plurality of oil passages formed in an upper portion of a transmission case and supplied with churning oil, a plurality of oil outlets branched from respective oil passages formed in the transmission case and allowing oil supplied from the oil passages to free-fall, and an oil collecting portion formed at an interior of the case wall between the gear case and the motor case. In particular, the oil collecting portion collects oil free-falling from at least one oil outlet branched from at least one oil passage at the gear case, through a through-hole formed at a case wall of the gear case, and then supplies the collected oil to an exterior lubrication portion.
摘要:
A power transmission apparatus for a hybrid vehicle may include a planetary gear set as a torque branching device disposed on the same axis with the engine; and a final reduction device having a final reduction gear receiving a torque of the engine and a torque of the second motor/generator, wherein, the torque of the engine is delivered to the final reduction gear through the planetary gear set, an intermediate shaft, and an output gear formed on an output shaft, and the torque of the second motor/generator is delivered to the final reduction gear through a shifting device facilitating multi-stages of torque transmission.
摘要:
A torque vectoring system may include a first planetary gear set that may include first, second, and third rotation elements, wherein the first rotation element is selectively connectable to one of the left-side output shaft and the right-side output shaft through a coupling element, the second rotation element is selectively connectable to the one output shaft through a coupling element, and the third rotation element is fixedly connected to a housing; and a second planetary gear set that may include fourth, fifth, and sixth rotation elements, and the fourth rotation element is fixedly connected to the first rotation element, the fifth rotation element is connected to the differential such that power may be transmitted thereto, and the sixth rotation element is fixedly connected to the second rotation element.
摘要:
A torque vectoring apparatus receiving a vehicle driving torque from a motor-generator may include a speed reduction device engaged to the motor-generator and configured to reduce a rotation speed received from the motor-generator, a differential device engaged to the speed reduction device and configured to receive the speed-reduced torque from the speed reduction device and to differentially output torques to left and right output shafts, a vectoring control motor outputting a control torque, and a torque vectoring apparatus engaged to the vectoring control motor and including two planetary gear sets and controlling a torque ratio output to the left and right output shafts by the control torque of the torque vectoring control motor, wherein the differential device includes a differential case receiving a torque from the speed reduction device, the differential case is mounted between the two planetary gear sets rotatably on a connecting member connecting the two planetary gear sets, and side gears in the differential case are fixedly connected to the two planetary gear sets respectively.
摘要:
A drive torque received from a power source is split and output to first and second output shafts through a torque vectoring apparatus including a torque vectoring device that controls a torque ratio of split torques, where the torque vectoring device includes a control motor, a first compound planetary gear set including first and second planetary gear sets having a shared first rotation element fixed to a housing, a second rotation element, and a third rotation element connected to the first output shaft, and a second compound planetary gear set including third and fourth planetary gear sets having a shared fourth rotation element connected to the control motor, a fifth rotation element connected to a second output shaft, and a sixth rotation element connected to the second rotation element.
摘要:
A torque vectoring system may include a first planetary gear set that may include first, second, and third rotation elements, wherein the first rotation element is selectively connectable to one of the left-side output shaft and the right-side output shaft through a coupling element, the second rotation element is selectively connectable to the one output shaft through a coupling element, and the third rotation element is fixedly connected to a housing; and a second planetary gear set that may include fourth, fifth, and sixth rotation elements, and the fourth rotation element is fixedly connected to the first rotation element, the fifth rotation element is connected to the differential such that power may be transmitted thereto, and the sixth rotation element is fixedly connected to the second rotation element.
摘要:
A drive torque received from a power source is split and output to first and second output shafts through a torque vectoring apparatus including a torque vectoring device that controls a torque ratio of split torques, where the torque vectoring device includes a control motor, a first compound planetary gear set including first and second planetary gear sets having a first rotation element fixed to a housing, a shared second rotation element connected to the first output shaft, and a third rotation element, and a second compound planetary gear set including third and fourth planetary gear sets having a shared fourth rotation element connected to the second output shaft, a fifth rotation element connected to a third rotation element, and a sixth rotation element connected to the control motor.
摘要:
A 2-speed transmission clutch learning method for a hybrid electric vehicle may include detecting whether the 2-speed transmission clutch may be operated through an actuator by driving a motor, learning an open position, a slip position, and a lock-up position of the 2-speed transmission clutch by detecting the amount of driving current and the rotation speed of the motor for the operation of the 2-speed transmission clutch, and storing learning values of the open position, the slip position, and the lock-up position of the 2-speed transmission clutch into a memory area, and controlling the operation of the 2-speed transmission clutch by applying the learning values.
摘要:
A planetary gear apparatus for a power transmission apparatus including a transmission housing includes a sun gear provided on a first shaft, first and second planet carriers rotatably supporting pinion gears gear-engaged with the sun gear, and a ring gear gear-engaged with the pinion gears, where an internal circumference of the sun gear is spline-engaged with an external circumference of the first shaft, where first and second support shafts are fixed to first and second side surfaces of the ring gear, respectively, where the first support shaft is rotatably supported by a supporting frame fixed to the transmission housing, interposing a first bearing, where the second support shaft is rotatably supported by the transmission housing, interposing a second bearing, where the first planet carrier is rotatably supported by the first support shaft interposing a third bearing, and where the second planet carrier is fixedly connected to a connection end portion of a second shaft.