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公开(公告)号：US11987113B2
公开(公告)日：2024-05-21
申请号：US17861595
申请日：2022-07-11
Applicant: Hyundai Motor Company , Kia Corporation
Inventor： Jin Young Hwang
CPC classification number: B60K11/02 , F16H57/0435 , F16H57/0436 , H02P29/60 , F16H57/0476
Abstract: An oil supply device for an electric vehicle powertrain apparatus, includes an electric oil pump, a motor lubrication flow path connected to the electric oil pump and provided to supply oil from the electric oil pump to a bearing of a motor, a motor cooling flow path branched from the motor lubrication flow path to supply oil for cooling the motor from the electric oil pump, and a cooling control valve apparatus provided in the motor cooling flow path to control oil supplied to the motor through the motor cooling flow path according to an operating state of the electric oil pump.
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公开(公告)号：US11572053B1
公开(公告)日：2023-02-07
申请号：US17865100
申请日：2022-07-14
Applicant: Hyundai Motor Company , Kia Corporation
Inventor： Jin Young Hwang
IPC: B60W10/06 , F16H59/44 , F16H59/46 , F16H59/48 , F16H61/14 , F02D41/02 , B60W10/107 , B60W10/02 , F16H61/662
Abstract: A method for controlling a vehicle including a continuously variable transmission includes determining, by a controller, whether a speed difference between a speed of a vehicle according to revolutions per minute (RPM) of a driving wheel of the vehicle and a speed of the vehicle according to revolutions per minute (RPM) of a towed wheel of the vehicle is equal to or greater than a speed reference value and reducing, by the controller, torque of an engine providing a driving force to a driving pulley of the continuously variable transmission when the difference in vehicle speed is equal to or greater than the speed reference value.
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公开(公告)号：US11305630B2
公开(公告)日：2022-04-19
申请号：US16777565
申请日：2020-01-30
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Jae Joon Lee , Jin Young Hwang , Jin Ho Kim , Jong Sung Kim , Sung Whan Min , Jong Sool Park , Wook Jin Jang , Jin Hyung Kong
Abstract: A transmission for an electric vehicle may include a first planetary gear set; a first motor configured to input power to a first rotation element of the first planetary gear set; a differential configured to receive power output from a second rotation element of the first planetary gear set; a second motor configured to selectively provide power to a third rotation element of the first planetary gear set; a second planetary gear set including a first rotation element which is directly connected to the differential, and a second rotation element which is configured to selectively receive power from the second motor; and a third planetary gear set including a third rotation element which is directly connected to a third rotation element of the second planetary gear set, a second rotation element which is fixed, and a first rotation element which is directly connected to a selected output shaft of the differential.
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公开(公告)号：US20210178888A1
公开(公告)日：2021-06-17
申请号：US16882299
申请日：2020-05-22
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Jin Ho KIM , Jae Joon Lee , Jong Sool Park , Jin Young Hwang , Jong Sung Kim
Abstract: A power train apparatus for an electric vehicle may include a planetary gear set including three rotation elements having a first rotation element, a second rotation element and a third rotation element, wherein the first rotation element is fixedly connected to a first shaft and the second rotation element is fixedly connected to a second shaft; a motor; a first transmission device mounted to selectively transfer power of the motor to the first shaft in a plurality of gear ratios; and a second transmission device provided to selectively transfer the power of the motor to the first shaft or the second shaft.
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公开(公告)号：US11028907B2
公开(公告)日：2021-06-08
申请号：US16701847
申请日：2019-12-03
Applicant: HYUNDAI MOTOR COMPANY , KIA MOTORS CORPORATION
Inventor： Jin Young Hwang , Jong Sool Park , Jong Soo Kim , Sang Bum Baek , Jin Ho Kim
Abstract: A power transmission apparatus for an electric vehicle including a motor as a power source may include: a compound planetary gear set formed as a combination of first and second planetary gear sets sharing a sun gear and a plurality first pinion gears; a first brake selectively connecting a first ring gear of the first planetary gear set to a transmission housing; and a second brake selectively connecting the shared sun gear of the first and second planetary gear sets to the transmission housing. In particular, a second ring gear of the second planetary gear set is fixedly connected to a rotor of the motor and thus continuously receives a torque of the motor, and the power transmission apparatus outputs a shifted torque through a planet carrier rotatably supporting the plurality of first pinion gears and a plurality of second pinion gears of the first planetary gear set.
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Patent Agency Ranking
公开(公告)号：US11022201B1
公开(公告)日：2021-06-01
申请号：US16884332
申请日：2020-05-27
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Jin Ho Kim , Jae Joon Lee , Jong Sool Park , Jin Young Hwang , Jong Sung Kim
Abstract: A power train for an electric vehicle may include a planetary gear set including three rotation elements having a first rotation element, a second rotation element and a third rotation element, wherein the first rotation element is connected to a first shaft, the second rotation element is connected to a second shaft, and the third rotation element is connected to a third shaft; a first motor mounted to selectively supply power to the first shaft in two or more gear ratios; and a second motor mounted to selectively supply power to the first shaft in two or more gear ratios. The third shaft is configured to be fixed to a transmission housing, and any two of the first shaft, the second shaft, and the third shaft are configured to be coupled to each other.
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公开(公告)号：US20210094403A1
公开(公告)日：2021-04-01
申请号：US16777565
申请日：2020-01-30
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Jae Joon LEE , Jin Young Hwang , Jin Ho Kim , Jong Sung Kim , Sung Whan Min , Jong Sool Park , Wook Jin Jang , Jin Hyung Kong
Abstract: A transmission for an electric vehicle may include a first planetary gear set; a first motor configured to input power to a first rotation element of the first planetary gear set; a differential configured to receive power output from a second rotation element of the first planetary gear set; a second motor configured to selectively provide power to a third rotation element of the first planetary gear set; a second planetary gear set including a first rotation element which is directly connected to the differential, and a second rotation element which is configured to selectively receive power from the second motor; and a third planetary gear set including a third rotation element which is directly connected to a third rotation element of the second planetary gear set, a second rotation element which is fixed, and a first rotation element which is directly connected to a selected output shaft of the differential.
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公开(公告)号：US09435326B2
公开(公告)日：2016-09-06
申请号：US14081781
申请日：2013-11-15
Applicant: Hyundai Motor Company
Inventor： Se Hwan Jo , Jin Young Hwang , Taehwan Wi
IPC: F16H61/4017 , F04B23/04 , F04B49/00 , F04B49/02 , F04B49/035 , F04B49/08 , F16H61/00 , F16H61/02
CPC classification number: F04B23/04 , F04B49/002 , F04B49/022 , F04B49/035 , F04B49/08 , F04B2205/06 , F16H61/0021 , F16H61/0267
Abstract: An automatic-transmission hydraulic pressure supply system includes a low-pressure hydraulic pump supplying low hydraulic pressure to a first low-pressure line, a low-pressure regulator valve recirculating through a first recirculation line a portion of the hydraulic pressure supplied through the first low-pressure line to regulate the hydraulic pressure of the first low-pressure line, and supplying the regulated hydraulic pressure to a low pressure portion through a second low-pressure line, a high-pressure hydraulic pump receiving a portion of the hydraulic pressure of the first low-pressure line, increasing and supplying the increased hydraulic pressure to a high pressure portion through a high-pressure line, and a high-pressure regulator valve recirculating a portion of the hydraulic pressure supplied through the high-pressure line through second and/or third recirculation lines, and supplying the regulated hydraulic pressure to the high pressure portion.
Abstract translation: 一种自动变速器液压供给系统，包括向第一低压管线供给低液压的低压液压泵，通过第一再循环管线再循环通过第一低压管路供应的液压的一部分的低压调节阀 压力线，用于调节第一低压管线的液压，并通过第二低压管线向低压部分提供调节的液压;高压液压泵，其接收所述第一低压管路的液压的一部分; 第一低压管路，通过高压管道增加并提供增加的液压到高压部分;以及高压调节阀，将通过高压管线供应的液压的一部分再循环通过第二和/ 或第三再循环管线，并且将调节的液压供应到高压部分。
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9.发明申请公开(公告)号：US20140294599A1
公开(公告)日：2014-10-02
申请号：US14098524
申请日：2013-12-05
Applicant: Hyundai Motor Company
Inventor： Taehwan Wi , Jin Young Hwang , Se Hwan Jo
IPC: F16H61/4008
CPC classification number: F04B23/04 , F16H61/0021 , F16H61/0025
Abstract: A pump motor control system provides for a low-pressure hydraulic pump and a high-pressure hydraulic pump on one shaft of a pump motor. A method includes detecting information including engine speed, a shift range selected, a rotation speed of the pump motor, and hydraulic pressure in a high-pressure part, controlling the rotation speed of the pump motor to be the same as the engine speed, when engine is turned on and the P range or the N range is selected by the shift lever, generating hydraulic pressure for operating a friction element in the high-pressure part by increasing the rotation speed of the pump motor, when the shift lever is moved to the D range or R range, and keeping the hydraulic pressure in the high-pressure part stable, by controlling the rotation speed of the pump motor in accordance with the hydraulic pressure at the high-pressure part.
Abstract translation: 泵电机控制系统在泵电机的一个轴上提供低压液压泵和高压液压泵。 一种方法，包括检测包括发动机转速，所选择的变速范围，泵电动机的转速和高压部分中的液压的信息，将泵电动机的转速控制为与发动机转速相同，当 发动机被接通，变速杆选择P档或N档，通过提高泵电动机的转速，产生用于在高压部分中操作摩擦元件的液压，当变速杆移动到 通过根据高压部分的液压控制泵马达的转速，保持高压部分的液压稳定。
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公开(公告)号：US20140255210A1
公开(公告)日：2014-09-11
申请号：US13955976
申请日：2013-07-31
Applicant: Hyundai Motor Company
Inventor： Jin Young Hwang
CPC classification number: F04C14/08 , F04C2/102 , F04C15/0061 , F04C15/008 , F04C2240/45 , F16H3/724 , F16H61/0028
Abstract: A vehicle having a variable hydraulic pump may include a sun gear that receives a torque from a power source through an input shaft, a ring gear of which an interior circumference is with a distance from an exterior circumference of the sun gear, a planetary gear that is disposed between the interior circumference of the ring gear and the exterior circumference of the sun gear, a carrier that connects with an output shaft, a hydraulic pump that pumps oil through the output shaft that is connected to the carrier, and a motor that is disposed outside the ring gear to selectively rotate the ring gear.
Abstract translation: 具有可变液压泵的车辆可以包括：太阳齿轮，其通过输入轴接收来自动力源的扭矩;内齿距内星座与太阳齿轮的外周距离一定距离的齿圈;行星齿轮， 设置在环形齿轮的内周和太阳齿轮的外圆周之间，与输出轴连接的托架，通过连接到托架的输出轴泵送油的液压泵和电动机， 设置在齿圈外部以选择性地旋转环形齿轮。
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