Hyundai Motor Company

Samsung Electronics Co., Ltd.

Kia Motors Corporation

Kia Corporation

Myunghwan Kim

Jae Yeon Kim

Wan Je Cho

Yeon Ho Kim

Namhoon Kim

Yong Hyun Choi

Hyoungmin Kim

Jai Young An

Soenghun Kim

Sangkyu Baek

Sungnam Hong

Yeonho Kim

Tae Han Kim

Eon Soo Yun

Jeawan Kim

Seong-Bin Jeong

Gun Goo Lee

Namho Park

Su Yeon Kang

Kwon Hyoung Choi

Ho Gyu Choi

Seongjae Lee

Minwook Kim

Jeong Yeop Woo

Intae Lee

Yongsung Roh

Myung Hyuk Kim

An embodiment heat pump system for a vehicle includes a first cooling apparatus that circulates a first coolant in a first coolant line to control a temperature of an electrical component, a second cooling apparatus that circulates a second coolant in a second coolant line to control a temperature of a battery module, a third cooling apparatus that circulates a third coolant in a third coolant line to control a temperature of an autonomous driving controller, and an air conditioning device that circulates a refrigerant along a first refrigerant line to control an indoor temperature of the vehicle, the air conditioning device including a compressor, a condenser, a first expansion valve, and an evaporator all connected through the first refrigerant line, and further including a first chiller, a second chiller, and a connection line.

Heat pump system for vehicle

A pre-5-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4-Generation (4G) communication system, such as long term evolution (LTE). A user equipment (UE) in a wireless communication system is provided. The UE includes a transceiver, and at least one processor coupled to the transceiver and configured to generate a lone truncated buffer status report (BSR) based on a number of padding bits, and transmit the long truncated BSR informing of data volume for at least one logical channel group among logical channel groups having data for transmission, wherein the data volume for the at least one logical channel group is reported following an order that is determined based on a highest priority logical channel in each of the at least one logical channel group.

Apparatus and method for uplink data report and control channel synchronization in wireless communication system

A cooling system for a vehicle includes a cooling apparatus including a radiator and a first water pump connected by a coolant line and circulating a coolant to the coolant line, a battery module provided on a battery coolant line selectively connected to the coolant line through a first valve, and a first chiller provided on the battery coolant line between the first valve and the battery coolant line. The first chiller is connected to a refrigerant line of the air-conditioning apparatus and is configured to heat-exchange the selective inflowed coolant with the refrigerant supplied from the air-conditioning apparatus to adjust a temperature of the coolant. The cooling system further includes an automatic driving controller connected to the coolant line so that the coolant is circulated inside, wherein the battery module or the automatic driving controller is cooled selectively by at least one cooling mode.

Cooling system for a vehicle

A communication method and a system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT) are provided. The disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The disclosure discloses a method for a terminal to generate all entry information of multiple power headroom reports (PHRs) as virtual PHs regardless of whether the terminal transmits an uplink to a serving cell in a wireless communication system supporting uplink carrier aggregation.

Method and apparatus for performing power headroom report in wireless communication system

A heat pump system for a vehicle may include a battery cooling line that is connected with a battery module and in which coolant moves; a chiller that is connected with the battery cooling line through a first connection line to adjust a temperature of coolant by selectively exchanging a heat of a refrigerant and coolant injected therein and that is connected with a refrigerant line of an air-conditioner device through a second connection line; an electric unit device cooler including a radiator and a first water pump that are connected through a cooling line to circulate coolant for cooling a motor and an electronic unit and that is selectively connectable with the battery cooling line and the first connection line through a first valve; and a bypass line selectively connecting the second connection line and the refrigerant line through a second valve provided in the refrigerant line.

A centralized energy (CE) module for a vehicle may include a base plate; a compressor mounted on the base plate and compressing a refrigerant; a condenser mounted on the base plate at a location distanced from the compressor and exchanges heat between the compressed refrigerant supplied from the compressor with cooling water which flows into the condenser to condense the refrigerant; and an evaporator mounted on the base plate at a location distanced from the condenser and evaporating the refrigerant supplied from an expansion valve, integrally mounted, through heat transfer with the cooling water which flows into the evaporator and supplies the evaporated refrigerant to the compressor.

Centralized energy module for vehicle

A method of controlling an air conditioning system for a vehicle is provided. The method includes detecting a cooling mode while the vehicle is being driven and comparing a vent discharge temperature of air with a cooling target temperature set by a user. When the vent discharge temperature is greater than the cooling target temperature the compressor RPM is determined and air is introduced into the vehicle without passing through the interior heat exchanger and the electric heater. When the vent discharge temperature is less than the cooling target temperature, the compressor RPM is determined and a door in the system is opened to guide the air through the interior heat exchanger to heat the air is heated and then the vent discharge temperature is compared with the cooling target temperature again, and the electric heater is operated.

System and method of controlling air conditioning system for vehicle

Disclosed herein is a heat pump system for a vehicle having a battery module and an electric module. The heat pump system includes: a first cooling line connected to the battery module and having a coolant flowing therein; a chiller disposed on the first cooling line and connected to a refrigerant line of an air conditioning system through a connection line, and exchanging heat between a coolant selectively introduced therein and a refrigerant to control a temperature of the coolant; a cooling system including a radiator connected to a cooling line and a first pump circulating the coolant along the second cooling line so as to cool an electric module, and connected to the first cooling line through a first valve; and a bypass line selectively connecting the connection line and the refrigerant line to each other through a second valve provided on the refrigerant line.

A battery cooling system for a vehicle may include an air conditioning device including a compressor, a condenser, an evaporator, and a first expansion valve connected through a refrigerant line and circulating a refrigerant to cool the internal of the vehicle; a cooler including an electric device radiator and a first water pump connected with a cooling line and circulating coolant to cool a motor and an electric device; a battery module in which the coolant circulated therein through an operation of a second water pump provided on a battery cooling line, connected with the cooling line through the battery cooling line; and a chiller connected with the refrigerant line through a connection line, provided on the battery cooling line, and controlling a temperature of the coolant by heat-exchanging the coolant and the refrigerant selectively introduced thereinto.

Battery cooling system for vehicle

A heat pump system for a vehicle includes: a battery cooling line connected with a battery module, and water flowing through the battery cooling line; a chiller provided at the battery cooling line, connected with a coolant line of an air conditioner through a connection line, and configured to control the cooling water selectively introduced into the chiller by heat-exchanging the cooling water with coolant; a cooling part comprising a radiator and a first water pump connected with each other by a cooling line, configured to circulate the water through the cooling line to cool an electrical device, and connected with the battery cooling line through a first valve; and a bypass line configured to selectively connect the connection line with the coolant line through a second valve provided at the coolant line.

A switched-mode power supply including a primary rectifying circuit connected to an AC power supply, a transformer connected to the primary rectifying circuit, a secondary rectifying circuit connected to the secondary side of the transformer, a voltage fluctuation detector for sensing fluctuation in the output voltage, a signal generator for generating switching signals in response to the fluctuation detector, a switching tansistor for shunting the transformer to ground in response to the switching signals, a protective circuit responsive to the output voltage for stopping any abnormal operation of the switching signal generator, and an auxiliary power circuit for supplying power to the switching signal generator and to the protective circuit. The power supply further comprises an AC power cut-off detecting circuit for detecting whether the AC power is interrupted and a discharge circuit for discharging any residual electric charge of the auxiliary power circuit according to the output of the detecting circuit.

Growing community of inventors

Hwaseong-si, South Korea

Myunghwan Kim