Hyundai Motor Company

Kia Motors Corporation

Kia Corporation

Gi Young Kwon

Seong Ik Park

Sang Joon Kim

Dong Jun Shin

Cheol Ho Jang

Soo Bang Lee

Kyung Taek Lee

Jeong Soo Park

Won Jae Lee

Jae Chang Kook

Hoon Hee Han

Sang Don Lee

Ji Hyun Park

Min Su Kim

Min Kyu Lee

Kyoung Cheol Oh

Hyun Woo Lim

Seul Gi Lee

Dae Won Yang

Hong Chul Shin

Hye Kil Hwang

Sang Jun Han

Kyung Hun Hwang

Jong Bum Oh

Leehyoung Cho

Jae Myoung Pi

Woo Suk Choi

Hae Seung Lee

Weon Jae Lee

Dong Hwan Kwak

Jae Yun Jung

Jae Woo Jeon

An air conditioning control apparatus and method for an electrified vehicle includes a processor configured to automatically switch to an outdoor mode when a replacement battery is mounted in a state in which the air conditioning control apparatus is deactivated and then to determine an operation mode of a blend door depending on an indoor temperature and a preset temperature in the vehicle; and a storage connected to the processor and configured to store data and algorithms driven by the processor.

Apparatus for controlling air conditioning of an electric vehicle and method thereof

A method of power source control for the electrified vehicle includes: learning travel data in consideration of whether or not a swap battery is mounted in a vehicle in which a main battery is mounted at all times; determining a travel distance according to a currently mounted battery based on the travel data and a current driving point of the vehicle; and outputting information on swap or detachment of the swap battery based on the determined travel distance when the swap battery is mounted.

Electrified vehicle and method of power source control for the same

Disclosed is a method for power management of an electrified vehicle. In particular, the electrified vehicle comprises a power electric unit having a motor and an inverter and a main battery and a swappable battery electrically connected to the power electric unit. The method includes: determining a driver demand power when the power electric unit is generated; and satisfying the driver demand power first with the output of the swappable battery when the power electric unit outputs the driving force, and charging the main battery first in response to the driver demand power when the power electric unit is generated, based on the upper limit of charging and discharging of the main battery and the swappable battery.

Electrified vehicle and power management method therefor

A hybrid powertrain apparatus for a vehicle includes an engine, a first input shaft mounted to receive power from the engine, a first motor directly connected to the first input shaft, a second input shaft disposed concentrically with the first input shaft, a second motor directly connected to the second input shaft, a planetary gear set including three rotation elements, two of which are respectively connected to the first input shaft and the second input shaft and the remaining one of which is mounted to be selectively stationary, and an output gear integrally formed with the second input shaft to draw power.

Hybrid powertrain for vehicle

A hybrid electric vehicle (HEV) includes an engine, a first motor directly connected to the engine through a first shaft, a second motor directly connected to a second shaft, and an engine clutch of which one end is connected to the first shaft and the other end is connected to the second shaft so as to selectively connect the first shaft and the second shaft. The (HEV) includes a first controller unit configured to control each of the first motor and the second motor and a second controller unit configured to determine whether a preconfigured touch point learning condition is satisfied, control the first and second motors to respective first and second speeds when the learning condition is satisfied, and learn a touch point of the engine clutch on the basis of a torque change of the first motor or the second motor.

Hybrid electric vehicle and touchpoint learning method therefor

A method of controlling gear shifting in an electric vehicle includes: determining whether or not an electric vehicle travels in an electric vehicle (EV) traveling mode; determining whether or not kick-down gear shifting is required in the EV traveling mode; determining whether or not acceleration linearity control is possible, in a case where the kick-down gear shifting is required; performing correction of a torque of a motor in a case where the acceleration linearity control is possible; and performing gear shifting in a transmission on the basis of the corrected torque of the motor.

Method of controlling gear shifting in electric vehicle

A clutch control method for a hybrid vehicle with a DCT is provided. The method includes determining an energy-saving possible period based on a selection state of shifting ranges, operation states of an accelerator pedal and a brake pedal, and the gradient of a road on which the vehicle is driven. An operation current is set for maintaining a clutch, which is configured to engage the first gear, engaged as 0 A in response to determining that a current state of the vehicle is in the energy-saving possible period.

Clutch control method for hybrid vehicle with dual clutch transmission

A method and apparatus for controlling part load mode engine torque are provided. The method includes setting a limitation of part load mode engine torque based on a current traveling environment and calculating a first engine torque variation in the basis of state information of a battery. When the first engine torque variation is calculated, a second engine torque variation is calculated based on a measured engine error amount. The limitation of part load mode engine torque is compensated based on the calculated first and second engine torque variations.

Method and apparatus for controlling part load mode engine torque

A clutch control method for a hybrid vehicle with a DCT of the present invention is provided. The method includes checking whether a current shift range is a D-range and determining a gradient of a current driving road and driver's vehicle stop requirement. In response to determining that the current shift range is the D-range, the gradient of the road is not a gradient that requires uphill driving, and there is driver's vehicle stop requirement, a controller reduces an operation current supplied to a clutch actuator of a clutch for transmitting power to a first gear to a regulation current. The regulation current is set based on an operation of the vehicle by the driver when the vehicle is restarted after the current reduction.

Clutch control method and system for hybrid vehicle with DCT

An apparatus and a method for controlling a driving mode of a vehicle are provided. The apparatus includes a mode converter that converts the driving mode of the vehicle based on an operation of a mode conversion input. When the driving mode is converted into a custom mode, a mode setting screen for adjusting a setting value of a driving characteristic preset is configured and the configured mode setting screen is displayed on a display of the vehicle. A tuning device then tunes a driving characteristic of the custom mode based on a setting value adjusted on the mode setting screen.

Apparatus and method for controlling driving mode of vehicle

An apparatus of estimating a vehicle weight may include: an acceleration detector detecting a longitudinal direction acceleration of the vehicle; a data detector detecting state data to estimate the vehicle weight; an engine clutch disposed between an engine and a drive motor and selectively connecting the engine to the drive motor; an integrated starter-generator for starting the engine and generating electric energy; and a vehicle controller calculating a basic vehicle weight based on an engine torque, a motor torque and the longitudinal direction acceleration detected by the acceleration detector. The vehicle controller estimates a final vehicle weight based on the basic vehicle weight and a predetermined weight when an estimating entrance condition is satisfied from the state data.

Apparatus of estimating vehicle weight and method using the same

A control apparatus of a hybrid electric vehicle includes: a clutch provided between an engine and a motor generating power; a transmission serially connected to the motor; a driving information detector detecting driving information including an output speed of the motor, an output speed of the transmission, and a rotation speed of a driving shaft serially connected to the transmission; and a controller limiting an input torque of the motor or an input speed of the motor to a predetermined level or less when a difference between the output speed of the motor and the output speed of the transmission detected by the driving information detector is higher than a predetermined value. As a result, it is possible to prevent a hybrid electric vehicle from starting at an unwanted speed.

Control apparatus and control method of hybrid electric vehicle

Disclosed is a control system and method for controlling starting of an engine in a hybrid vehicle. More specifically, a controller is implemented that confirms first and second brake and the first and second clutch are released so that the system is in a neutral condition, confirm that the engine is stopped, and control the first motor-generator and the second motor-generator to rotate the engine at a predetermined rotational speed to start the engine.

Growing community of inventors

Seoul, South Korea

Gi Young Kwon