A temperature control system for an electric vehicle includes a cabin temperature control system configured to control flow of a refrigerant through one or more heat exchangers to control a temperature of a cabin of the electric vehicle, a battery temperature control system configured to control the flow of a coolant through one or more heat exchangers to control a temperature of a battery system of the electric vehicle, and a power electronics temperature control system configured to control the flow of coolant through one or more heat exchangers to control a temperature of one or more power electronics. In a first configuration of the temperature control system, the battery temperature control system and the power electronics temperature control system may be thermally isolated, and, in a second configuration, the battery temperature control system and the power electronics temperature control system may thermally interact.

A heat pump system includes a compressor, a first heat exchanger, a second heat exchanger, a third heat exchanger, an intermediate heat exchanger, a first throttling element and a first valve member. The intermediate heat exchanger includes a first heat exchange portion and a second heat exchange portion that may carry out heat exchange. A first port of the first heat exchange portion communicates with an inlet of the compressor. A second port of the first heat exchange portion may communicate with at least one of an outlet of the second heat exchanger and a second port of the third heat exchanger. A first port of the second heat exchange portion may communicate with a first port of the third heat exchanger. The first heat exchanger and the second heat exchanger are indoor heat exchangers which are configured to be disposed in an air-conditioning cabinet.

A coupling thermal management system of a pure electric vehicle based on phase change heat storage. The system includes a refrigerant circuit and a coolant circuit, where heat exchange can be achieved between the refrigerant circuit and the coolant circuit through a plate type heat exchanger. The refrigerant circuit includes an electric compressor, an inside-vehicle heat exchanger, an outside-vehicle heat exchanger, a bidirectional electronic expansion valve, a four-way directional valve, a gas-liquid separator, first three-way valve, a first gate valve, a second gate valve, a plate type heat exchanger and a refrigerant tube. The coolant circuit includes a battery pack, a phase change material, a heat storage heat exchanger, a water pump, a second three-way valve, a third three-way valve, a fourth three-way valve and a coolant tube. The plate type heat exchanger is also included in the coolant circuit.

A vehicle climate control system includes an air conditioning unit including an exterior heat exchanger, an interior heat exchanger, an evaporator, a compressor, a first expansion valve, and a second expansion valve. A seat coil is embedded in a vehicle seat and connected to the air conditioning unit through a first inlet passage, a first outlet passage, a second inlet passage, and a second outlet passage. The compressor is selectively connected to the exterior heat exchanger, the evaporator, the interior heat exchanger, and the seat coil. The first expansion valve is selectively connected to an outlet of the exterior heat exchanger, an inlet of the evaporator, and the seat coil. The second expansion valve is selectively connected to an outlet of the interior heat exchanger, an inlet of the exterior heat exchanger, and the seat coil air conditioning unit.

The various embodiments described herein include methods, devices, and systems for conditioning air and heating water in a vehicle. In one aspect, a method includes: (1) obtaining a desired temperature for an interior of the vehicle; (2) obtaining a desired temperature for water in a water storage tank of the vehicle; (3) determining a current interior temperature; (4) and a current water temperature; (5) if the current water temperature is below the desired water temperature, and if the current interior temperature is below the desired interior temperature, operating a system in a first mode to concurrently heat the water and heat the interior; and (6) if the current water temperature is below the desired water temperature, and if the current interior temperature is above the desired interior temperature, operating the system in a second mode to concurrently heat the water and cool the interior.

Provided is a thermal management system. A compressor comprises a first flow channel for circulating a refrigerant and a second flow channel for circulating a cooling liquid, the first flow channel of the compressor being not in communication with the second flow channel of the compressor. The thermal management system can simultaneously execute a first refrigerating mechanism and a cooling mechanism, and can realize thermal management of both a vehicle compartment and a compressor; in the cooling mechanism, the cooling liquid flows through the second flow channel of the compressor, then waste heat of the compressor is brought to a third heat exchanger (14) by means of circulation flow of the cooling liquid, and heat is released into an atmospheric environment by means of the third heat exchanger (14), thereby reducing the temperature of the cooling liquid, and the compressor is cooled by means of circulation flow of the cooling liquid, such that the temperature of the refrigerant at an inlet of a compression assembly of the compressor is low, the concentration of the compressed refrigerant is high, such that the compression efficiency of the compressor can be increased, thereby increasing the working efficiency of the compressor.

A thermal management system, the thermal management system having a coolant system, wherein the coolant system includes a battery circuit and a heating/cooling circuit; a second flow channel of a first heat exchanger, a battery heat exchanger, and a first pump form a part of the battery circuit, while a heater, a radiator, and a second pump form a part of the heating/cooling circuit; a first valve device turns on or blocks the battery circuit and the heating/cooling circuit; the coolant system comprises a connection portion, and the connection portion turns on or blocks the battery circuit and the heating/cooling circuit.

The various embodiments described herein include methods, devices, and systems for conditioning air and heating water in a vehicle. In one aspect, a method includes: (1) obtaining a desired temperature for an interior of the vehicle; (2) obtaining a desired temperature for water in a water storage tank of the vehicle; (3) determining a current interior temperature; (4) and a current water temperature; (5) if the current water temperature is below the desired water temperature, and if the current interior temperature is below the desired interior temperature, operating a system in a first mode to concurrently heat the water and heat the interior; and (6) if the current water temperature is below the desired water temperature, and if the current interior temperature is above the desired interior temperature, operating the system in a second mode to concurrently heat the water and cool the interior.

A temperature control system for an electric vehicle includes a cabin temperature control system configured to control flow of a refrigerant through one or more heat exchangers to control a temperature of a cabin of the electric vehicle, a battery temperature control system configured to control the flow of a coolant through one or more heat exchangers to control a temperature of a battery system of the electric vehicle, and a power electronics temperature control system configured to control the flow of coolant through one or more heat exchangers to control a temperature of one or more power electronics. In a first configuration of the temperature control system, the battery temperature control system and the power electronics temperature control system may be thermally isolated, and, in a second configuration, the battery temperature control system and the power electronics temperature control system may thermally interact.

The present disclosure discloses a thermal management system. The thermal management system includes a refrigerant system and a coolant system. The thermal management system also includes a fourth heat exchanger. The fourth heat exchanger is disposed in the coolant system. The fourth heat exchanger can absorb heat from the air and release heat to the air, which is beneficial to improve the performance of the thermal management system.