The present disclosure provides a liquid cooling seal box, a box cover thereof, and an in-vehicle cooling system. The liquid cooling seal box includes a sealed heat conduction box body, an inner cavity of the heat conduction box body includes a heating device and an insulating liquid in which the heating device is immersed, the insulating liquid absorbs heat of the heating device and vaporizes, vaporized steam rises to the top of the inner cavity of the heat conduction box body to be cooled and liquefied, and a liquefied insulating liquid falls back into the insulating liquid at the bottom of the inner cavity. The liquid cooling seal box of the present disclosure resolves problems of reliability, harsh environment, balance of volume and computation power, etc., is suitable for an in-vehicle system, and may implement stable and reliable running of a server in an in-vehicle environment.

A charge valve assembly for an air conditioning system includes a valve housing having a first end, a second end, and an inner surface defining a cavity. A valve core assembly is received in the cavity of the valve housing through the second end of the valve housing. The valve core assembly has a first end, a second end, a flow channel extending from the first end of the valve core assembly to the second end of the valve core assembly, an inner sealing surface, and a pin slideably received in the flow channel between an open position and a closed position. The pin has a primary seal selectively engaging the inner sealing surface of the valve core assembly and closing the flow channel at the second end of the valve core assembly when in the closed position. The pin biases towards the first end of the valve housing.

An HVAC module may include an air path through which air is flowable, an evaporator, and a heater. The evaporator and the heater may subdivide the air path into a main path and a side path. The main path may pass through the evaporator and the heater. The side path may branch off from the main path upstream of the evaporator and may open into the main path downstream of the heater. The side path may be fluidically connected to the main path between the evaporator and the heater. A first valve flap may be arranged in the air path and may be adjustable to a closed position and to an open position. A second valve flap may be arranged in the air path and may be adjustable to a first position, to a second position, and to a third position.

An air vent assembly includes an air inlet, an air outlet, and a plurality of channels positioned between the air inlet and the air outlet. A first set of fixed vanes is positioned in a first one of the channels. The fixed vanes of the first set are angled or curved in a first direction with respect to a flow vector of the air inlet. A second set of fixed vanes is positioned in a second one of the channels. The fixed vanes of the second set are angled or curved in a second direction with respect to a flow vector of the air inlet. A gate is positioned within grooves of each of the first and second sets of fixed vanes. The gate is configured to regulate a position at which air may enter the first and second channels from the air inlet.

A control system includes a refrigerant recovery module and at least one of a valve control module and a compressor control module. The refrigerant recovery module is configured to generate a refrigerant recovery signal to initiate a recovery of refrigerant from a first heat exchanger of a thermal system for an electric vehicle, and to stop the refrigerant recovery based on a temperature of refrigerant circulating through the first heat exchanger. The valve control module is configured to open a first valve to allow refrigerant to flow through the first heat exchanger in response to the refrigerant recovery signal. The compressor control module is configured to increase a speed of a compressor disposed upstream from the first heat exchanger in response to the refrigerant recovery signal.

This application relates to an electric vehicle, a thermal management system, and a method for controlling same. The thermal management system includes: a passenger compartment thermal management subsystem, including a compressor, a first throttle, and an evaporator configured to refrigerate the passenger compartment, where the compressor, the first throttle, and the evaporator are controlled to communicate with each other in sequence to form a first refrigerant circuit, the passenger compartment thermal management subsystem further includes a condenser, and the condenser is disposed between the compressor and the first throttle and able to exchange heat with the first refrigerant circuit; a heat emitting component thermal management subsystem, including a heat emitting component and a cooling water tank configured to cool the heat emitting component, and a control valve system, connected to the passenger compartment thermal management subsystem and the heat emitting component thermal management subsystem.

A thermal management system for a vehicle includes a base circuit in which a compressor, a condenser, an expansion valve, and an evaporator are provided in order and in which a refrigerant is circulated, a recirculation circuit branched from a discharge portion of the compressor in the base circuit and joined to an inlet portion of the compressor so that the refrigerant discharged from the compressor is recirculated to an inlet of the compressor, and an adjusting valve positioned at the discharge portion where the recirculation circuit is branched from the base circuit or positioned at the inlet portion where the recirculation circuit is joined to the base circuit, the adjusting valve configured to adjust a flow rate of the refrigerant that flows to the recirculation circuit.

An injection-type heat exchange module includes an outer tank connected to an external condenser or an indoor condenser and a lower chamber connected to an evaporator and a compressor, an inner tank disposed so as to exchange heat with a refrigerant in the outer tank and connected to the compressor, the evaporator, or a lower portion of the outer tank, a first valve disposed at an upper end of the inner tank, a second valve rotatably coupled to a lower end of the inner tank, and an actuator connected to the first valve and the second valve to simultaneously rotate the same. The first and second valves are configured to permit flow of, expand, or block the flow of the refrigerant by rotation thereof.

An injection-type heat exchange module includes an outer tank configured with upper and lower chambers, the upper chamber being connected in such a manner that refrigerant is introduced thereinto from an outer condenser or an inner condenser, and the lower chamber being connected in such a manner that the refrigerant is introduced thereinto from an evaporator and that the refrigerant is discharged therefrom to a compressor, an inner tank arranged inside the outer tank and connected in such a manner that the refrigerant is discharged therefrom to the compressor or the evaporator; a first valve arranged in an upper end portion of the inner tank, a second valve arranged in a lower end portion thereof, and an actuator connected to both the first valve and the second valve and operating in such a manner that the first and second valves are rotated at the same time.

Provided is a battery cooling system of a vehicle, the battery cooling system including: a battery, a battery chiller connected to the battery, a first pump mounted such that a refrigerant cooled at the battery chiller is circulated to the battery, a radiator mounted such that the radiator is connected to or disconnected from the battery, a second pump mounted such that the refrigerant cooled at the radiator is circulated to the battery, and a switching valve provided to switch a state in which a refrigerant inlet and a refrigerant outlet of the battery are respectively connected to a refrigerant outlet and a refrigerant inlet of the radiator, and a state in which the battery is disconnected from the radiator and only the refrigerant cooled at the battery chiller is circulated to the battery.