Hyundai Motor Company

Kia Motors Corporation

Semes Co., Ltd.

Kia Corporation

Postech Academy-industry Foundation

Young Jin Jang

Soung Han Noh

Hyung Souk Kang

Jun Yeon Park

Hye Seung Kim

Dong Jun Lee

Ho Joong Lee

Han Shin Youn

Won Yong Sung

Joon Young Jeon

Gui Su Park

Byungsun Bang

Jun Young Choi

Jin Tack Yu

Youngjun Choi

Jun Hyun Lim

Jonghan Kim

Sung Hwan Kim

Hong June Park

Yong Sun Ko

Heehwan Kim

Buyoung Jung

Dong Hee Yeo

Na-Young Kim

Kyu Hwan Chang

Jonghyeon Woo

Seong Eun Cho

Daehun Kim

Hyeon Kyu Noh

Ji-Soo Hwang

Jeong Hye Choi

Eun Jung Lee

Cheol-Yong Shin

Sang Hu Park

Sung-Won Jee

Eun-Young Won

The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a liquid treating chamber; a support configured to support a substrate within the liquid treating chamber; a first treating liquid supply unit configured to supply a first treating liquid to the liquid treating chamber to treat the substrate with the first treating liquid; and a second treating liquid supply unit configured to supply a second treating liquid to the liquid treating chamber to treat the substrate with the second treating liquid, and wherein the second treating liquid supply unit includes a cooler for cooling the second treating liquid.

Apparatus and method for treating substrate

The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a first process treating unit configured to treat a substrate in a single-type method; a second process treating unit configured to treat a substrate in a batch-type method; and a posture changing unit provided between the first process treating unit and the second process treating unit and configured to change a posture of the substrate between a vertical posture and a horizontal posture, and wherein the substrate is loaded to and unloaded from the first process treating unit.

Apparatus for treating substrate and method for treating substrate

An electrified vehicle includes a motor including windings, a power factor correction circuit including AC and DC terminals and including legs corresponding to respective AC terminals and connected between the DC terminals, and a DC/DC converter including a first switching circuit including first, second, and third primary legs connected between terminals of a battery, a second switching circuit including at least one secondary leg connected between the DC terminals, and a transformer connected between the first and second switching circuits. In a battery discharging mode, the DC/DC converter switches the first primary leg and the at least one secondary leg, outputting a voltage of the battery to the DC terminals via the transformer. When the motor may be driven, the DC/DC converter switches the second and third primary legs electrically disconnected from the transformer, outputting the voltage of the battery to the motor.

Electrified vehicle

A vehicle battery charging system includes a main battery, an auxiliary battery, an integrated converter that includes a high voltage charging device that supplies power to the main battery and a low voltage charging device that supplies power to the auxiliary battery, a solar cell that converts sunlight into electrical energy, a solar cell converter that converts an output of the solar cell into a voltage corresponding to a voltage of the auxiliary battery and outputs the converted voltage to the auxiliary battery, and a switching device that switches between the integrated converter and external power and the integrated converter and the solar cell, wherein the switching device connects the integrated converter and the solar cell in a solar cell only charging mode in which the auxiliary battery is charged by the solar cell.

Vehicle battery charging system and charging method using the same

A battery charging control method includes receiving a destination input to a navigation device. When a vehicle starts, a switch is turned on to charge a battery. When a State Of Charge (SOC) of the battery becomes larger than a preconfigured value, the switch is turned off for a first time interval derived on the basis of an estimated destination arrival time derived from the navigation device. The switch is turned on again at a time point at which the first time interval has passed. The switch is turned on again to charge the battery for a second time interval.

Battery charging control method and system

A vehicle charger includes a power factor correction converter configured to correct the power factor of alternating current (AC) power is integrated with an input terminal of a DC-DC converter configured to generate a direct-current (DC) voltage having a magnitude required for an energy storage device in the vehicle, thereby reducing the size of the vehicle charger, reducing the number of required elements, and allowing the vehicle charger to have high efficiency; and a method for controlling the same.

Vehicle charger and method for controlling the same

A system for controlling a vehicle including a solar cell includes: a high-voltage battery; a low voltage DC-DC converter (LDC) down-converting a voltage of the high-voltage battery; an auxiliary battery and an electrical load receiving the down-converted voltage from the LDC; a solar cell; a first solar cell converter converting output power of the solar cell into a voltage corresponding to a voltage of the auxiliary battery; a second solar cell converter converting the output power of the solar cell into a voltage corresponding to a voltage of the high-voltage battery; and a controller controlling operations of the LDC, the first solar cell converter, and the second solar cell converter based on a result of comparison between the output power of the solar cell and power consumption of the electrical load and based on a state of charge (SOC) of the auxiliary battery.

System and method for controlling vehicle including solar cell

A method of controlling a low voltage DC-DC converter of a hybrid vehicle includes determining whether cold cranking of the hybrid vehicle occurs based on a size and a rate of change of a detection value obtained by detecting a voltage of the auxiliary battery, a first adjusting operation of setting an output voltage command of the low voltage DC-DC converter to substantially the same value as the detection value and adjusting an output voltage of the low voltage DC-DC converter when determining that cold cranking occurs in the determining, and a second adjusting operation of adjusting the output voltage command and adjusting an output voltage of the low voltage DC-DC converter based on whether the detection value is increased or reduced and a comparison result between the detection value and a size of the output voltage command.

System and method of controlling low voltage DC-DC converter of hybrid vehicle

Electrical charger for electric cars

A method for controlling charge or discharge of a battery in a battery system including a DC converter down-converting an input voltage thereof and outputting an output, a battery connected to an output terminal of the DC converter, and an electric load connected to the output terminal of the DC converter and supplied with electric power from at least one of the DC converter and the battery, may include measuring a temperature of the battery, first controlling, by a controller, an output of the DC converter so that a charging current supplied to the battery from the DC converter becomes a preset maximum value, when the temperature of the battery is lower than a first predetermined temperature, and second controlling, by the controller, the output of the DC converter such that a current of the battery is substantially equal to zero, when the temperature of the battery is higher than a second predetermined temperature which is higher than the first predetermined temperature.

System and method for controlling charge and discharge of battery

A system for controlling a low voltage DC-DC converter for a vehicle is provided. The system includes a low voltage DC-DC converter that converts a voltage of a main battery into a low voltage and outputs the same. An electric device is connected to an output terminal of the low voltage DC-DC converter and a first relay is connected to the output terminal of the low voltage DC-DC converter at a first terminal thereof. An auxiliary battery is connected to a second terminal of the first relay and a controller turns off the first relay and operates the low voltage DC-DC converter to output a minimum voltage capable of operating the electric device when the auxiliary battery is charged to a preset reference value or more while the main battery is being charged.

System and method for controlling low voltage DC-DC converter for vehicle

A method of operating an on-board charger for charging a high voltage battery of an electrically-charged vehicle includes supplying a DC voltage obtained by converting an AC voltage to the high voltage battery to perform a charging operation, measuring an internal voltage of a DC EMI filter for removing noise of the DC voltage, generating a leakage current estimate based on the internal voltage, and controlling the charging operation in accordance with the leakage current estimate.

On-board charger, vehicle including the same, and method of operating the on-board charger

A four wheel drive vehicle includes: main driving wheels and auxiliary driving wheels; a first driving motor that provides power to the main driving wheels; a second driving motor that provides power to the auxiliary driving wheels; a battery that stores electrical energy; an inverter that converts and provides the electrical energy stored in the battery to the first driving motor; and a bidirectional power converter that generates charging electric power for charging the battery by converting power supplied from the outside of the vehicle and converts and provides the electrical energy stored in the battery to the second driving motor.

Four wheel drive vehicle

A periodic supplementary charge method of an auxiliary battery of a vehicle may include: estimating, by a controller, an available capacity of the auxiliary battery; measuring, by the controller, dark currents of the auxiliary battery; determining, by the controller, a supplementary charging execution time based on the estimated available capacity of the auxiliary battery; determining, by the controller, a supplementary charging execution period based on the estimated available capacity and information about the measured dark currents; and supplementarily charging, by the controller, the auxiliary battery by providing a charging current to the auxiliary battery based on the determined supplementary charging execution time and the determined supplementary charging execution period.

Periodic supplementary charge method for battery of vehicle

A battery charging control method includes receiving a destination input to a navigation device. When a vehicle starts, a switch is turned on to charge a battery. When a State Of Charge (SOC) of the battery becomes larger than a preconfigured value, the switch is turned off for a first time interval derived on the basis of an estimated destination arrival time derived from the navigation device. The switch is turned on again at a time point at which the first time interval has passed. The switch i turned on again to charge the battery for a second time interval.

Growing community of inventors

Pohang-si, South Korea

Young Jin Jang