Hyundai Motor Company

Kia Motors Corporation

Korea Advanced Institute of Science and Technology

Industry-University Cooperation Foundation Hanyang University

Postech Academy-industry Foundation

Hyundai Motor Corporation

Hyundai Motor Europe Technical Center Gmbh

Seo Ho Choi

Sang Uk Kwon

Sun Soon Park

Nam Woo Lee

Seong Pil Ryu

Dong Hun Lee

Sung Un Kim

Soon Woo Kwon

Jeong-Eom Lee

Gi Beom Hong

Joon Yong Lee

Jungsang Min

Sihyun Joo

Nae Seung Kang

Andy Max Prill

Werner Peter

Jong Bok Lee

Youngjin Park

Gideok Kwon

Duck Whan Kim

Kyu Il Lee

Soon Il Jeon

Tae Heon Kim

Kyung Won Suh

Jung Hwan Ryu

Woo Suk Sung

Hee Seok Jeong

Kwang Hee Nam

Kyuil Lee

Keon Yup Chu

Ki Chun Jo

Sung Yoon Jung

Seongpil Ryu

Jihun Han

Sung Gyu Ham

Myoung Ho Sunwoo

Jin Seok Hong

A touch input device includes a touch unit to which a user can input a touch gesture, wherein the touch unit includes a gesture input unit positioned at a center of the touch unit and a swiping input unit inclined downward along an edge of the gesture input unit, and the gesture input unit and the swiping input unit receive separate touch signals.

Touch input device and vehicle including the same

A touch control device includes a base including a metal complex; a sensing pattern formed in a pattern groove formed in a touch area of the base and including a conductive material; and a wire arranged in a wire groove outside of the touch area of the base and connecting the sensing pattern and an integrated circuit, the wire including a conductive material.

Touch control device, vehicle having the same, and method for manufacturing the touch control device

Disclosed is a device and method for controlling hydrogen concentration of a fuel cell system to maintain the concentration of hydrogen of an anode at a proper level in accordance with the concentration supplied to a fuel cell. More specifically, a hydrogen concentration measuring sensor is directly provided in a hydrogen storage device, the hydrogen concentration and the impurity concentration in an anode channel of the fuel cell system are estimated based on a measured hydrogen concentration, and when it is determined that the hydrogen concentration in the anode channel falls under a reference value at which the fuel cell system can be stably operated, purge control for discharging the gases (hydrogen and impurities) in the anode channel to the outside is performed, so that the hydrogen concentration in the anode channel of the fuel cell system can be maintained equal to or higher than the reference value.

Hydrogen concentration control device and method for fuel cell system

A method of controlling power of the fuel cell vehicle includes dividing an expected driving path of the fuel cell vehicle into a plurality of sections and setting the plurality of sections according to a gradient, and comparing whether a predicted battery state of charge variation is within a battery charging/discharging allowance range for each of the plurality of divided sections The method further includes comparing predicted power with a predetermined maximum allowance power for each of the plurality of divided sections, and setting the plurality of divided sections as a battery charging/discharging prohibition section and a battery charging/discharging allowance section in advance according to a result of the comparison of the predicted battery state of charge variation and the predicted power.

Method and system for controlling power of fuel cell vehicle

The present invention provides a fuel cell system, which reduces the temperature of exhaust gas discharged from a fuel cell stack to a humidifier to increase the humidity thereof when the fuel cell stack operates at high temperature and high power, and thus improves the humidification performance for air as an oxidant in the humidifier and improves the performance of the fuel cell stack. For this purpose, the present invention provides a fuel cell system in which an intercooler is installed in an exhaust gas pipe, which connects a cathode outlet of the fuel cell stack and the humidifier, to cool the exhaust gas as a water supply source of the humidifier such that the intercooler reduces the temperature of the exhaust gas and, at the same time, increase the humidity thereof, thus improving humidification performance for air as an oxidant in the humidifier.

Fuel cell system with improved humidification performance

The present invention provides a system and method for starting a fuel cell vehicle in an emergency, which can start the fuel cell by supplying necessary air to the fuel cell even in the event of a failure or malfunction of a high voltage system, the high voltage system including a high voltage DC-DC converter and a high voltage battery which are generally used as a power source of an air blower during start-up of the fuel cell. In particular, the present invention provides a system and method for starting a fuel cell vehicle in an emergency, in which a controller drives an air blower by a voltage output from a low voltage battery to start the fuel cell in an emergency, if it is determined that there is a failure or malfunction in the high voltage system during start-up of a fuel cell system.

System and method for starting fuel cell vehicle in emergency

The present invention provides a method for controlling the operation of a fuel cell system at low temperature that can suitably prevent flooding in a cathode of a fuel cell stack during low-temperature operation, thus improving the operation stability and durability of the fuel cell stack. In preferred embodiments, the present invention provides a method for controlling the operation of a fuel cell system at low temperature, the method comprising determining whether the temperature of a fuel cell stack reaches a normal temperature; calculating, when it is determined that the temperature of the fuel cell stack is lower than the normal temperature, a target temperature at a cathode outlet to maintain water present in a cathode of the fuel cell stack in a vapor phase based on information related to an operation state of the fuel cell stack detected by an operation state detection means; and calculating a target amount of coolant based on the calculated target temperature at the cathode outlet and the information related to the operation state of the fuel cell stack, and controlling the amount of coolant supplied to the fuel cell stack based on the calculated target amount of coolant.

Method for controlling operation of fuel cell at low temperature

The present invention provides a method for controlling output of a fuel cell to improve fuel efficiency of a fuel cell hybrid vehicle, in which the fuel cell is operated at a constant power at a maximum efficiency point, wherein the fuel cell and a storage means are directly connected if the output and energy of the storage means is insufficient, and the power generation of the fuel cell is stopped when the level of energy of the storage means is increased during stopping or during low power operation such that the fuel cell is intensively operated at the maximum efficiency point, thus improving the fuel efficiency of the fuel cell and the efficiency of the fuel cell system.

Method for controlling output of fuel cell in fuel cell hybrid vehicle

The present invention provides a position sensorless control method of a high performance permanent magnet synchronous motor during emergency operation, which can accurately detect a magnetic pole position of the synchronous motor based on a position sensorless vector control using an adaptive observer configured based on a permanent magnet synchronous motor model.

Sensorless control method of high performance permanent magnet synchronous motor during emergency operation

The present invention provides a separator for a fuel cell, in which a water discharge hole such as a venturi tube or a water discharge means including a metal plate for condensing water is provided on a land of the separator being in contact with a gas diffusion layer (GDL) of a fuel cell so that water generated by a reaction is easily discharged from the GDL through the water discharge means.

Separator for fuel cell

The present invention provides an apparatus and method for controlling motor position and creep of an electric vehicle, in which when a running vehicle is stopped, motor position control for maintaining the vehicle in the stopped position even when a brake pedal is released is performed, and then creep torque control is performed such that the vehicle is prevented from rolling backwards and suddenly starting when the vehicle is restarted after a stop on a slope.

Apparatus and method for controlling motor position and creep of electric vehicle

The present invention provides a current collector of an end plate for a fuel cell and a method for controlling the same, in which a plurality of current collector plates having different resistance values is mounted on an end plate so that the current of a fuel cell is consumed during cold start and during low power operation to improve cold startability of the fuel cell and, further, the durability of a membrane electrode assembly (MEA) is improved due to an increase in voltage during low power operation.

Current collector of end plate for fuel cell and method for controlling the same

The present invention provides an idle stop-start control method of a fuel cell hybrid vehicle including a fuel cell as a main power source and a storage means as an auxiliary power source, in which air and hydrogen supply is cut off during low power operation where the efficiency of the fuel cell is low and during regenerative braking such that residual oxygen and hydrogen are consumed to drop the voltage of a fuel cell stack, thus stopping the operation of the fuel cell.

Idle stop-start control method of fuel cell hybrid vehicle

Growing community of inventors

Seoul, South Korea

Seo Ho Choi