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.

Abstract: The present invention relates to an air foil journal bearing including a bump foil and a top foil, in which one end and the other end of the top foil based on a circumferential direction are disposed with a step difference in a radial direction, and one end of the top foil is disposed radially inward of the other end of the top foil on the assumption that a direction in which the top foil extends from one end to the other end is identical to a rotation direction of a rotor disposed inside the top foil and configured to rotate, such that an additional fluid dynamic pressure is generated in the bearing, and asynchronous vibration components, which affect noise, are suppressed during a high-speed operation, which may improve driving stability.

Abstract: Disclosed is a heat pump system for a vehicle that includes: a compressor which compresses and discharges a refrigerant; an indoor heat exchanger which is provided in an air-conditioning case and exchanges heat with air discharged into the indoor space of the vehicle; an outdoor heat exchanger which is provided on the outer portion of the air-conditioning case and exchanges heat with external air; and a first expansion valve which expands the refrigerant, and the heat pump system carries out heating and cooling of the indoor space of the vehicle through the indoor heat exchanger while controlling the flow of the refrigerant discharged from the compressor, wherein the indoor heat exchanger is divided into a plurality of columns on an air passage in the air-conditioning case and includes a refrigerant direction switching portion which controls the flow of the refrigerant.

Abstract: A vehicle heat exchange module in which a plate-shaped manifold is applied, heat exchange components are disposed on a bracket including a bottom portion and a wall portion, and the heat exchange components are separated at front and rear sides based on the wall portion.

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 predetermined space is formed in a longitudinal direction in a separation wall, which divides a flow path of the first or second header tank into a plurality of spaces in a width direction, so that condensate water is discharged.

Abstract: An electric compressor of an air conditioning system and a control method thereof. In one method, a stable operation of the electric compressor is ensured by means of logic to protect an inverter unit provided in the electric compressor before an inverter element is damaged due to overheating, so that safety can be secured.

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: A sealing arrangement for guiding electrical connections through a wall of a housing for a device for driving a compressor. The sealing arrangement has a connection arrangement with at least one electrically conductive connection element and a holding element as well as at least one connection terminal element for receiving the at least one connection element in an axial direction. The connection terminal element is enclosed by the holding element and a sealing element, respectively. In doing so, the holding element for receiving the connection terminal element is formed from an electrically non-conductive material.