Hyundai Motor Company

Kia Motors Corporation

Sungkyunkwan University

Kia Motor Corporation

Inha University Research and Business Foundation

Kia Corporation

Byeong Seob Song

Woo Young Lee

Dae Woo Lee

Jin Young Yang

Gyu Yeong Choe

Jae Hyuk Choi

In Yong Yeo

Youn Sik Lee

Minjung Kim

Jaewon Lee

Hyun Soo Park

Jaehyuk Choi

Young Jin Kim

Byoung Kuk Lee

Soung Han Noh

Jin Myeong Yang

Jin Hwan Jung

Tae Jong Ha

Sihun Yang

Jung Hong Joo

Jae Kuk Kim

Na Lae Kwon

Inyong Yeo

JaeEun Cha

Dong Sup Ahn

Sam Gyun Kim

Samgyun Kim

Bom Seok Lee

Jongeun Byun

Minkook Kim

Dongmyoung Joo

Sangjoon Ann

Jong Pill Kim

Jae Hyun Ahn

A charging cable includes a first connector including a first proximity detection pin and a first power pin; a second connector comprising a second proximity detection pin and a second power pin; and a cable electrically connecting the first power pin of the first connector and the second power pin of the second connector, wherein the cable may not connect the first proximity detection pin and the second proximity detection pin.

V2V charging cable and control method thereof

A battery-to-vehicle charging system includes: a vehicle including an on-board charger including a power factor correction circuit having a boost converter circuit, a first battery that is charged with a charge voltage output from the on-board charger, and a first controller controlling a charge process based on a type of a charge power source provided from the outside; and a mobile energy storage device including a second battery storing a direct current (DC) charge power to be provided to the first battery, and a second controller providing a determination signal for the type of the charge power source to the first controller, in which when the first controller receives the determination signal from the second controller and the charge power source is determined as a mobile energy storage device, the first controller controls the power factor correction circuit to operate as a boost converter.

Battery-to-vehicle charging system

A multi output DC/DC converter includes a transformer having a primary side winding connected to an input side and a secondary side winding connected to an output side; a rectifying diode for rectifying an output of the secondary side winding; an output inductor having a first end connected to the rectifying diode; and a first output switching element and a second output switching element each having first ends connected to a second end of the output inductor, where a second end of the first output switching element and a second end of the second output switching element become first and second output stages outputting different voltages, respectively.

Multi output DC/DC converter and method for controlling the same

A vehicle charging system includes a power transmitter including at least one voltage converter configured to allow a vehicle charging mode to be changed by a plurality of switches and a magnetic field generator configured to generate a magnetic field corresponding to a voltage converted by the voltage converter; and a power receiver including a current inductor configured to allow an electrical signal to be induced by the magnetic field generated by the magnetic field generator, a rectifier configured to rectify the induced electrical signal and a battery configured to be charged by the electrical signal rectified by the rectifier.

Vehicle, vehicle charging device, vehicle charging system and method for charging vehicle

An electric vehicle includes: a battery configured to be charged with a first voltage; and a converter configured to boost, when power of a second voltage that is lower than the first voltage is received, the power of the second voltage to the first voltage, and to transfer the first voltage to the battery, so that the battery is charged with power of the first voltage, wherein when the power of the first voltage is received, the power of the first voltage is transferred to the battery to charge the battery.

Electric vehicle

The present disclosure provides a converter controlling apparatus including a plurality of switching devices capable of controlling a pulse width modulation (PWM), the converter controlling apparatus including: an efficiency determiner configured to variably change resistance of a gate terminal, wherein a PWM signal for controlling the PWM of the switching device is applied to a gate terminal based on an amount of current flowing through the converter.

Apparatus for controlling converter

Disclosed herein is a gate-driving apparatus configured for stably providing a voltage having a negative value to a gate of a switch, including a SiC (silicon carbide)-based FET (Field Effect Transistor), which requires a negative voltage having a negative value to implement a stable OFF state. The gate-driving apparatus includes a negative-voltage application circuit including a Zener diode and a capacitor connected in parallel to the Zener diode, wherein the Zener diode may have a cathode connected to a secondary coil of a pulse transformer and an anode connected to the gate of the switch.

Gate-driving apparatus for providing negative voltage to gate of switch

A switching power supply device includes a full-bridge circuit comprising a plurality of switching devices, a transformer comprising a primary coil and a secondary coil, the primary coil being connected to an output of the full-bridge circuit, and a DC/DC converter comprising a rectifier circuit. The rectifier circuit includes a plurality of diodes and is connected to the secondary coil to rectify a voltage outputted from the secondary coil. A snubber circuit includes a first snubber diode connected to an intermediate point of the secondary coil, a second snubber diode connected in series with the first snubber diode, the second snubber diode being connected to one end of an output capacitor, and a snubber capacitor connected between a node between the first and second snubber diodes and a positive side output of the rectifier circuit.

Switching power supply device and battery charger including the same

A heat dissipation structure of transformer includes a bobbin formed with a hollow shape and wound with a primary coil and a secondary coil. A core surrounds an inside and an outside of the bobbin by combining a pair of upper cores with a pair of lower cores. A heat dissipating plate is disposed between the pair of upper cores and the pair of lower cores. According to an exemplary embodiment of the present disclosure, heat generated inside of the core can be effectively exhausted outside by a heat dissipating plate disposed in the center of the core.

Heat dissipation structure of transformer

Growing community of inventors

Yongin-si, South Korea

Byeong Seob Song