Hyundai Motor Company

Kia Motors Corporation

Hyundai Autonet Co., Ltd.

Kia Corporation

Hyundai Motor Corporation

Mun Soon Kwon

Dae Sung Kim

Nak Kyoung Kong

Hyun Sub Kim

Hyun Cheol Bae

Won Seon Sim

Kwang Ki Kim

Jung Tae Cho

A vehicle includes: a plurality of electronic devices including a first electronic device and a second electronic device; a plurality of control units configured to control power supplied to the plurality of electronic devices; and a main control unit configured to provide a plurality of control signals to the plurality of control units, in which the main control unit is further configured to determine required power of the plurality of electronic devices based on input signals provided from the plurality of control units and to generate the plurality of control signals for changing at least one of an output voltage of the first electronic device or an output voltage of the second electronic device, based on the determined required power.

Vehicle and control method thereof

A method and system for controlling high voltage power of an electric vehicle to efficiently control outputs of power control object parts by controlling low-level controllers provided in the power control object parts through a high-level controller having various types of vehicle information, may include a power state monitoring step in which a high-level controller detects power variations in power control object parts through low-level controllers provided in the power control object parts, a power state determination step in which the high-level controller determines a stable power supply state and an unstable power supply state for the power control object parts on the basis of a preset power reference value, and a load output control step in which the high-level controller controls all load outputs for the power control object parts according to the stable power supply state and the unstable power supply state.

Method and system for controlling high voltage power of electric vehicle

A method of controlling a cooling system includes, by an integrated controller: controller area network (CAN) checking whether CAN communication is abnormal after a vehicle is turned on and control of a cooling fan and an active air flap is initiated; single-communication checking whether communication with a cooling fan controller and an active air flap (AAF) controller is abnormal; performing a first fail-safe operation of communicating with the cooling fan controller and the AAF controller; and controlling the cooling fan and the active air flap based on signals of a first temperature sensor of the cooling fan controller and a second temperature sensor of the AAF controller.

Cooling system of a vehicle and a method of controlling the cooling system

A method of cooling control for a drive motor of an electric vehicle is disclosed. The method includes controlling an output of a cooling apparatus for cooling the drive motor of the electric vehicle, using a navigation system to predict a deceleration followed by an acceleration in the driving speed of the electric vehicle, temporarily operating the cooling apparatus at a higher output to cool residual heat of the drive motor prior to beginning of the predicted deceleration, and temporarily operating the cooling apparatus at a higher output to cool the drive motor when the acceleration is predicted.

Method of cooling control for drive motor of electric vehicle

A method of controlling a cooling fan in a cooling system in a vehicle includes detecting presence/absence of abnormality in a communication state, measuring an output voltage level of an air-conditioner pressure transducer (APT) sensor when the abnormality in the communication state is detected, determining a cooling fan control condition based on the measured output voltage level, and controlling a cooling fan motor according to the determined cooling fan control condition.

Method and system for controlling cooling fan in vehicle

Disclosed is a method of cooling control for a drive motor of an electric vehicle, the method including: a normal driving step of controlling the output of the cooling apparatus to be in proportion to a driving speed of the electric vehicle; a sensing step of predicting changes in the driving speed of the electric vehicle during the normal driving step; a first supercooling step of cooling residual heat of the drive motor prior to beginning of deceleration by temporarily operating the cooling apparatus at a higher output than the output controlled in the normal driving step, when deceleration is predicted in the sensing step; and a second supercooling step of cooling the drive motor in advance by temporarily operating the cooling apparatus at a higher output than the output controlled in the normal driving step, when acceleration is predicted in the sensing step after performing the first supercooling step.

An integrated control method of a motor for a vehicle includes detecting an output torque value of a drive motor and an output torque value of a ventilation system compressor motor by a controller when a vehicle start and a ventilation system are turned on, determining whether an error is occurred in the drive motor and the compressor motor as an output torque value of the drive motor and an output torque value of the ventilation system compressor motor are respectively compared with a drive motor torque reference value and a compressor motor torque reference value which are predetermined by the controller, and adjusting output torque values of the drive motor or the compressor motor depending on a result of determining whether an error is occurred in the drive motor and the compressor motor by the controller.

Integrated control method and system of motor for electric vehicle

An apparatus and method for controlling a cooling fan of a battery of a vehicle are provided. The apparatus includes a motor controller that drives a cooling fan motor of the battery based on information regarding control conditions of the cooling fan motor, and requests a backup process of a control of the cooling fan motor when an error in CAN communication by a CAN communicator or an error of the vehicle occurs. A backup processor then compensates for an output signal of the cooling fan based on at least one of an air conditioner pressure transducer (APT) output value, a vehicle speed, and a cooled water temperature and transmits the compensated output signal of the cooling fan to the motor controller.

Apparatus and method for controlling cooling fan of battery of vehicle

A method and a system for controlling motors is provided to have a vehicle travel smoothly in such a manner that, when a state of charge of a battery for supplying electric power stored to a plurality of motors included in the vehicle is low, a consumption of the battery is reduced by decreasing the electric power supplied to each motor of the plurality of motors. The method of controlling motors includes: determining a state of charge of a battery storing electric power supplied to each motor of a plurality of motors; calculating a present current consumption of each motor of the plurality of motors when the state of charge of the battery is equal to or less than a predetermined reference value; and resetting a power supply to each motor of the plurality of motors, based on the present current consumption of each motor of the plurality of motors.

Method and system for controlling motors

A system and a method are capable of cooling a high voltage battery capable of maintaining a heat generation level of the high voltage battery in an optimal state by controlling a cooling fan motor on the basis of information on ignition of a vehicle and information on an operation of an air conditioner, when an error is generated in controller area network (CAN) communication with a battery management system (BMS).

System and method of cooling high voltage battery

An apparatus and a method for controlling cooling of a battery of an environment-friendly vehicle which transmits only a control condition from a BMS to a motor controller for cooling is provided. In particular, a cooling fan motor controller and the battery management system (BMS) are connected through a controller area network (CAN) communication, and a backup controller to which a backup power is supplied operates the cooling fan motor controller, when CAN communication is abnormal, to instruct a control condition for a cooling fan motor controller. As such, a stable control for a cooling fan motor for cooling the battery is provided.

Apparatus and method for controlling cooling of battery of environment-friendly vehicle

The present disclosure provides a wiper motor control system for a vehicle, which precisely controls the speed of the wiper motor to improve the wiper performance. The present disclosure implements a wiper motor control method in a new form, which precisely controls a speed of the wiper motor for each section through a scheme of improving a plate structure of the wiper motor and monitoring a state of a parking switch, and thus reduces a noise generated in an operation of a wiper device and increases the wiping performance through a differentiated speed for each section, which generally improves the wiper performance. More specifically, the present disclosure implements a smart ECW (Electric Control Wiper) control module inputting a remote control by a wireless transmitter, so that a driver can wirelessly control a wiper before getting into a vehicle, which makes the driver feel convenience and induces the driver to safely drive.

Wiper motor control system for vehicle

An apparatus and a method for controlling a wiper position are provided. The apparatus to control a wiper position includes a controller to receive a wiper operation control signal output from a user input unit to control a wiper to be stopped at a desired position, a wiper motor to drive the wiper, a wiper relay switched to drive the wiper motor under a control of the controller, and a wipe sensor to sense a position of the wiper motor to transfer a position signal to the controller.

Apparatus and method for controlling wiper position

Provided are an apparatus and a method for controlling a wiper and washer. An apparatus for controlling a wiper and washer, includes a wiper to wipe a windshield of a vehicle, a washer to eject washer fluid to the windshield of the vehicle, and an intelligent multi-function module (IMFM) to utilize a temperature sensing function of the vehicle according to a selected intelligent multi-function mode, and control the wiper and washer according to a sensed temperature with respect to the vehicle.

Growing community of inventors

Hwaseong-si, South Korea

Mun Soon Kwon