A method performed by an apparatus of a vehicle may comprise detecting, via a sensor, a leakage of a refrigerant associated with the vehicle, determining whether the vehicle is moving, and based on the detected leakage and the determining of whether the vehicle is moving, detecting, based on the…
A use of at least one temperature measurement point in a compressor to control a temperature of a refrigerant circuit, wherein the temperature measurement point is used between power electronics of the compressor, around which power electronics a refrigerant flowing into the compressor flows and…
It is an object to enable establishment of an efficient and stable cooling cycle. A cooling system for a moving vehicle includes: a compressor; a condenser; an expansion valve; an evaporator; a flow rate regulation device that regulates a flow rate when a cooling fluid depending on an environment…
A receiver dryer includes a heat exchange module connected to a radiator through a coolant line so as to enable coolant passing through the radiator to be supplied to the heat exchange module. The heat exchange module is configured to selectively perform heat exchange between the coolant supplied…
A temperature control system includes: a first cooling circuit (14), where a first cooling medium is circulated in the first cooling circuit, and the first cooling circuit is configured to cool a first structural unit (11); a second cooling circuit (15), where a second cooling medium is circulated…
This electric compressor control device comprises: a control unit of an inverter which controls a motor that drives a compressor; a physical quantity calculation unit which calculates, on the basis of one or a plurality of predetermined detection values acquired from the inverter, a physical…
A method and apparatus manage a refrigeration quality for a refrigerated cargo by detecting refrigeration condition abnormality of a refrigeration system of a vehicle. The method includes: receiving refrigeration quality reference data for the refrigerated cargo, obtaining a target temperature and…
There is disclosed a method 200 of controlling an air-cargo transport refrigeration unit 100 to regulate a compressor speed and a condenser fan speed. There is also disclosed a method 500 of controlling an air-cargo transport refrigeration unit 100 based on determining an in-flight condition of the…
An environmental control system of a vehicle includes a first inlet (22) configured to receive a flow of a first medium (A1), a second inlet (26) configured to receive a flow of a second medium (a2), and a thermodynamic device (40) including a compressor (42) and at least one turbine operably…
A method and system are provided and include determining a sensed condition. When the sensed condition is below a first threshold and above a second threshold, the second threshold being less than the first threshold, a flow of coolant is started in a coolant loop comprising a first portion of a…
Technologies for enhancing performance of a clutch that is installed in connection with a transport climate control system is provided. Enhancing performance of the clutch can be performed by establishing engagement cycling parameters for the clutch, cycling the clutch through a repetition of…
There is disclosed a method 200 of controlling an air-cargo transport refrigeration unit 100 to regulate a compressor speed and a condenser fan speed. There is also disclosed a method 500 of controlling an air-cargo transport refrigeration unit 100 based on determining an in-flight condition of the…
A method for operating an electromotive refrigerant compressor having an electric motor, includes operating the electric motor using a supply voltage from a second on-board electrical system. The electric motor is operated in an emergency mode if a fault in a low-voltage supply from a first…
When at least one of a first condition that a set compressor rotational speed is equal to or less than a compressor rotational speed limit set in advance based on a predetermined noise regulation value and a second condition that a set fan rotational speed is equal to or less than a fan rotational…
A method for controlling a thermal conditioning system is disclosed. The thermal conditioning system includes a refrigerant unit configured to circulate a refrigerant. The refrigerant circuit includes a main loop and a first bypass branch. The main loop includes a compression device, a first heat…
An air conditioning system for an electric vehicle includes a refrigerant E-compressor made up of a centrifugal compressor and an electric motor for driving the compressor. The housing of the compressor defines a coolant passage for liquid coolant. A coolant unit pumps liquid coolant through the…
Embodiments provide a 3-way valve and a heat pump system using same, the 3-way valve comprising: a housing in which an inlet, a first outlet, and a second outlet are disposed; and a ball valve which is disposed inside the housing, wherein the ball valve comprises: an inlet hole which is connected…
This electric compressor control device comprises: a control unit of an inverter which controls a motor that drives a compressor; a physical quantity calculation unit which calculates, on the basis of one or a plurality of predetermined detection values acquired from the inverter, a physical…
One general aspect includes a combined thermal management system () including a vehicle thermal system (), a coupler () and a controller (). The vehicle thermal system is of a vehicle and is configured to provide thermal fluid for thermal management of a target system. The coupler is configured to…
While a speed of a first compressor during operation is less than a threshold speed, a speed of a second compressor during operation is prevented from falling below a minimum threshold speed that is defined by a sum of the speed of the first compressor and a predefined offset speed delta such that…
A control device of a vehicle air-conditioning apparatus has an outside air heat absorption heating mode in which a refrigerant that has been discharged from a compressor and has dissipated heat in a heating unit absorbs heat in an outdoor heat exchanger, and a combined heating mode in which the…
Methods and systems for operating a transport climate control system providing climate control within a climate controlled space of a transport unit, the method including setting a mean kinetic temperature setpoint to control a compressor and/or fans in the transport climate control system and…
An air conditioning system and method for operation at a recreation vehicle is provided. The air conditioning system includes an inverter operably coupled to a motor. The inverter is configured to provide power to the motor in a first operating mode or a second operating mode. The motor is operably…
An air conditioner includes: a heat pump cycle including a compressor, a heating part and a low-temperature side water-refrigerant heat exchanger; a heat medium circuit; and a blower. In the air conditioner, when a heating capability of the heating part is increased by using the heat generated by…
A heat pump arrangement and a method of operating a heat pump arrangement. The heat pump arrangement has a refrigerant circuit and a coolant circuit, wherein the coolant circuit is configured for indirect battery heating. The refrigerant circuit includes a compressor, a heating condenser, a 3/2-way…
A method of minimizing C-Rate fluctuations with an electrically powered accessory (EPA) is disclosed. The EPA is configured to be used with at least one of a vehicle, a trailer, and a transport container that has a first controller. The EPA has a second controller. The method includes determining…
A transport refrigeration system including: a transport refrigeration unit configured to provide conditioned air to a refrigerated cargo space of a transport container; a fuel cell configured to provide electricity to the transport refrigeration unit; one or more supplemental power sources…
An air distribution system for use in a cargo delivery vehicle. The air distribution system includes a compressor, a condenser, a plurality of tubes, an air distribution unit, and a mounting system for mounting the air distribution unit to the roof of the cargo delivery vehicle. The air…
An electric valve and a thermal management system. The electric valve comprises a pressure sensing unit. The pressure sensing unit is connected to a valve seat, and the pressure sensing unit can sense the pressure characteristics of a working medium in a detection flow channel) and form a…
A transport climate control system includes a vision system having an image capturing device to capture an image. An image recognition system is configured to analyze the captured image to obtain analyzed image data, and determine an instruction for adjusting operation of the transport climate…