Abstract: An embodiment of the present invention provides a vehicle heat pump system including a compressor configured to compress and circulate a refrigerant, a condenser configured to condense the compressed refrigerant, a first expansion valve configured to expand the condensed refrigerant, an evaporator configured to evaporate the refrigerant expanded by the first expansion valve by allowing the refrigerant to exchange heat with a coolant, a cabin cooler configured to cool a vehicle interior by allowing the coolant having passed through the evaporator to exchange heat with air, and a radiator configured to allow the coolant for cooling an electrical component to exchange heat with outside air, in which the coolant having passed through the radiator flows into the evaporator in a heating mode.

Abstract: A vehicle heat management system includes a refrigerant circulation line configured to generate heat or cold air depending on the direction of flow of a refrigerant, a heater core-side coolant circulation line configured to transfer the heat of the refrigerant generated in the refrigerant circulation line to a vehicle interior-side heater core to heat a vehicle interior, a battery-side coolant circulation line configured to circulate a coolant to a battery, a water-cooled heat exchanger configured to transfer the heat of the refrigerant generated in the refrigerant circulation line to the coolant in the heater core-side coolant circulation line, an electric heater configured to heat the coolant in the heater core-side coolant circulation line, and a coolant flow control part configured to circulate the coolant in the heater core-side coolant circulation line.

Abstract: An air-conditioning apparatus for a vehicle is provided, including an air-conditioning case with an inlet portion and a discharge port, and a first partition wall partitioning the inner space thereof into a first space portion and a second space portion, a cooling heat exchanger arranged in the air-conditioning case through the first space portion and the second space portion, and connected to the inlet portion, and a heating heat exchanger arranged in the air-conditioning case through the first space portion and the second space portion, where the air-conditioning case includes a second partition wall which partitions the second space portion into a plurality of space portions, and where a first door is arranged in a third space portion from among the plurality of space portions and disposed behind the heating heat exchanger.

Abstract: An electric compressor including a motor configured to generate power, a compression mechanism configured to compress a refrigerant by receiving power from the motor, an inverter configured to control the motor, a connector connected to an external device, a power line extending from the connector to the inverter to transmit electric power, which is supplied from the external device, to the inverter, and an interlock line extending from the connector to the inverter to transmit a signal to the inverter when the connector is separated from the external device, in which the power line and the interlock line are formed in different ways, thereby preventing insulation breakdown between the power line and the interlock line, easily assembling the power line and the inverter, and easily assembling the interlock line and the inverter.

Abstract: Disclosed is an end cell heater for a fuel cell, including a heater plate formed with a first electrode terminal and a sealing groove, a heating element formed with a second electrode terminal, a guide member coupled to the heating element, and a sealing member interposed between a side wall of the sealing groove and a side wall of the guide member and sealing a space therebetween, so that coolant or water can be definitely prevented from flowing into an electrical connecting portion between a heating element and an electrode terminal, thereby improving the safe insulation and reliable durability of the fuel cell.

Abstract: An electric compressor, including: a motor configured to generate power; a compression mechanism configured to compress a refrigerant by receiving power from the motor; an inverter configured to control the motor; a connector connected to an external device; a power terminal extending from the connecter to the inverter so as to deliver power supplied from the external device to the inverter; and an interlock wire extending from the connector to the inverter so as to deliver a signal to the inverter when the connecter is detached from the external device, and a fixing member fixed to a board of the inverter while supporting the interlock wire may be provided, thereby it is possible to prevent the interlock wire from being damaged to an extent to which the cost, the size, and the weight are not dramatically increased.

Abstract: An electric dust filter is provided, which includes: a dust collection part configured to collect foreign substances that includes first and second electrode plates installed in one or more pairs on an air flow path leading to a vehicle interior so as to form an air flow path therebetween, the first and second electrode plates configured to generate an electric field in a specific direction therebetween using voltages with different magnitudes and collect foreign substances having a specific charge by an attractive force; and a control part configured to variably control the magnitudes of voltages applied to the first and second electrode plates according to a preset logic so that the attractive forces of the first and second electrode plates for the foreign substances having a specific charge can be alternately changed while reversing the direction of the electric field formed between the first and second electrode plates.

Abstract: An electric compressor includes a motor configured to generate power; a compression mechanism configured to be driven by the motor and to compress a refrigerant; an inverter configured to control the motor; and a connector configured to include a terminal pin connecting the motor and the inverter, a plate supporting the terminal pin, and an insulator that insulates between the terminal pin and the plate, wherein at least a portion of the insulator is formed to be surrounded by the terminal pin, so that it is possible to suppress the increase in cost, weight, and size due to the connector.

Abstract: The present invention relates to an airfoil bearing applied for an ultra-high speed operation of a rotating apparatus, and more particularly, to an airfoil bearing having a structure in which a bump foil key at one end of a bump foil and a bump foil key at the other end of the bump foil are formed asymmetrically, which may improve driving performance and durability performance against disturbance.

Abstract: Disclosed is a method for controlling a vehicle air-conditioning system and a compressor to which the method for controlling a vehicle air-conditioning system is applied. The embodiments of the present disclosure may precisely sense changes in the refrigerant amount of a mechanical or an electrical compressor, thereby making it possible to stably operate the compressor.

Abstract: The present invention pertains to a heat exchanger that performs heat exchange by circulating a heat exchange medium. According to the present invention, the flow rate of the heat exchange medium is controlled using a structure that simplifies the pass flow of the heat exchange medium flowing through an inlet manifold and an outlet manifold coupled to a header tank of the heat exchanger, and thus the performance of the heat exchanger may be improved.

Abstract: An electric compressor and a heat exchanger module including the same. The heat exchanger module includes heat exchanger components, a manifold, a bracket mounting the heat exchanger components and the manifold, and an electric compressor. Further, the heat exchanger module may perform cooling through heat exchange by separating an inverter module coupled to a compressor and attaching the separated inverter module to a chiller in which a working fluid at a low temperature flows.

Abstract: Air compressor in which the arrangement structure between a filter part and a discharge resistor reduces interference between the filter part and the discharge resistor and increases the space utilization of the filter part, making the air compressor more compact. The air compressor comprises a housing with a rotary shaft disposed inside it; a compression part connected to the rotary shaft which compresses and discharges introduced air; a motor part driving the rotary shaft; a control board for controlling the motor part, and the filter part which filters noise of external power and supplies the external power to the control board, wherein the filter part includes a capacitor assembly connected to an external power source, a transistor connected to the control board, a current sensor assembly connected to the transistor, and a discharge resistor connected to the capacitor assembly and discharges the residual charge in the capacitor assembly.

Abstract: A heat exchanger includes a heat exchanger main body having a pair of header tanks configured to deliver a cooling medium, a core part disposed between the pair of header tanks and configured to allow heat exchange with the cooling medium, and a support disposed at a lateral side of the core part, and a support cover coupled to the support and configured to cover at least a part of the support.

Abstract: The present invention relates to a fragrance generator for a vehicle, the fragrance generator including a storage casing configured to accommodate a plurality of fragrance cartridges therein, a cover casing coupled to one surface of the storage casing and configured to discharge a fragrance discharged from the fragrance cartridge, and a rotary member interposed between the storage casing and the cover casing and having a length extending in two directions of one surface, in which one or both of a pair of lateral casings disposed on two opposite surfaces of the storage casing is separably coupled to the storage casing, thereby further improving assembling performance and durability.

Abstract: An integrated cooling module includes a manifold, and components mounted on the manifold. The manifold includes a coolant storage part. Refrigerant channels are included around the coolant storage part to allow refrigerant to flow. The manifold has one or more first connection ports configured to allow the coolant storage part to communicate with the outside, and one or more second connection ports configured to allow the refrigerant channel to communicate with the outside.

Abstract: The present invention relates to a heat exchanger, in which a connection flange for connecting a refrigerant manifold may be provided to ensure performance in easily assembling the heat exchanger and the refrigerant manifold, and inlet and outlet pipes of the connection flange may be configured to be adjacent to each other to minimize processing and manufacturing tolerance.

Abstract: The present invention relates to a heat exchanger capable of ensuring sufficient cooling performance and drainage performance even in a narrow width, and the heat exchanger includes first and second header tanks into and from which a cooling fluid is introduced and discharged, the first and second header tanks being spaced apart from each other at a predetermined distance, and a core part disposed between the first and second header tanks, having a plurality of tubes and fins, and configured to perform a movement of the cooling fluid and heat exchange of the cooling fluid, in which a center of the outer header plate includes a first bent portion recessed toward the core part, and a drain hole is formed in the first bent portion, such that condensate water may be discharged.

Abstract: An integrated cooling module includes a plate-shaped manifold and multiple cooling components mounted thereon. The manifold includes stacked first and second plates that form a first refrigerant channel recessed along a line structure of the first plate, while the second plate provides a flat sealing surface. A third plate can be further stacked to form a second refrigerant channel, and through-holes in the second plate allow communication between channels. Ports formed in the plates enable direct connection with external components. A condenser, chiller, expansion valve, pressure/temperature sensor, and an accumulator may be mounted on the manifold, which is arranged perpendicular to a bottom surface.

Abstract: A heat pump system for a vehicle, being capable of heating the indoor space under a low-temperature environment without driving an engine, improving fuel efficiency, reducing the emission of carbon dioxide, and moreover, improving comfortability for passengers is disclosed. The heat pump system includes: a refrigerant line which cools down or heats the indoor space of the vehicle by circulating a refrigerant discharged from a compressor; a first coolant line which circulates through a heater core arranged in an engine and an air-conditioning case; and a second coolant line which circulates through electric components and an electric component radiator. In addition, a chiller which thermally exchanges electronic heat from the second coolant line with a refrigerant is provided, and an intermediate heat exchanger which thermally exchanges heat with an expanded refrigerant in an upstream refrigerant line of the chiller and cools down the refrigerant passing therethrough is provided.