A thermal management system includes a refrigerant loop, a battery coolant loop, and a motor coolant loop. The refrigerant loop includes a compressor selectively communicating with at least two of a condenser, an evaporator, and a heat exchanger. The battery coolant loop includes a first bypass path connected to the heat exchanger. The motor coolant loop includes a second bypass path connected to the radiator. A valve package includes ten outer ports and eight inner channels. Three outer ports connect to the heat exchanger, one of which being connected to the first bypass path. Two outer ports connect to the power supply system. Two outer ports connect to the powertrain system. Three outer ports connect to the radiator, one of which being connected to the second bypass path. Eight of the ten outer ports selectively communicate with four of the eight inner channels.

A thin floor battery layer for a vehicle, the thin floor battery layer comprising: an upper layer; a lower layer; a frame, the frame comprising of: a plurality of pockets; a duct system, including a main duct and a plurality of capillary ducts; a plurality of bus bars; and at least one mounting plate; wherein the frame is between the upper lay and the lower layer; wherein the frame holds a plurality of batteries; wherein the plurality of pockets are underneath the plurality of batteries; and wherein air passes through the duct system via the main duct and into the plurality of capillary ducts that feed the plurality of pockets so as to cool the plurality of batteries.

A cooling system for electric vehicles, which enables air to be efficiently removed from a cooling circuit due to optimal placement of a reservoir tank, includes a first cooling circuit configured to cool a battery by coolant that circulates in accordance with operation of a first circulation pump and exchanges heat with a first heat exchange module, a second cooling circuit configured to cool a PE module using coolant that circulates in accordance with operation of a second circulation pump and exchanges heat with a second heat exchange module, the second cooling circuit being configured so that the coolant in the first cooling circuit circulates through the second cooling circuit, and a reservoir tank, which is continuously connected to the first and second cooling circuits to remove air in the coolant flowing through each of the first and second cooling circuits in the reservoir tank.

A thermal management system for a vehicle is proposed having a first coolant circuit for a battery and a second coolant circuit for an electric motor for driving the vehicle. The two coolant circuits can be operated in series or in parallel by a multi-way valve. The thermal management system further includes an oil cooling circuit for additionally cooling the electric motor, wherein the oil cooling circuit is thermally connected to the second coolant circuit via a heat exchanger. Also proposed is a vehicle comprising a thermal management system of this type.

Disclosed herein are electric vehicles with various characteristics. For example, electric vehicles with at least two energy storage systems are described. As another example, electric vehicles with liquid temperature regulated battery packs are described. As yet another example, electric vehicles with high voltage battery limit optimization are disclosed. And, as another example, electric vehicles with dual-battery system charge management are described.

A battery cooling system for a vehicle and a method are disclosed. In particular, the battery cooling system may include: a battery cooling apparatus to selectively connected to a cooling apparatus and cool a battery by coolant flowing through the battery cooling apparatus; a battery management system to measure a temperature of the battery in a periodic time interval after a vehicle is turned off; and a controller to control the battery cooling apparatus to cool the battery when the temperature of the batter is higher than a threshold temperature.

The present disclosure provides a cooling system for a vehicle including: a first cooling device including a first radiator and a first water pump connected by a first coolant line; a second cooling device including a second radiator and a second water pump connected by a second coolant line; a battery module provided in the second coolant line; a coolant connection line selectively connected to the first coolant line through a first valve; a battery module provided in the second coolant line; an autonomous driving controller provided on the coolant connection line; and at least one chiller connected to each of the first coolant line and the second coolant line. Temperatures of the battery module and the autonomous driving controller may be adjusted by the first coolant or the second coolant passing through the at least one chiller.

A thermal management system includes a first cooler that cools a first heat source, a first circulation path that connects the first cooler and a first pump, a second cooler that cools a second heat source, a second circulation path that connects the second cooler and a second pump, a changeover valve, and a controller. The changeover valve is switchable between first and second valve positions. The first and second circulation paths are separated from each other when the changeover valve is in the first valve position. The controller causes both the first and second pumps to operate when the temperature difference between refrigerants in the first and second circulation paths is more than a predetermined temperature difference threshold when the changeover valve is set to the first valve position and one of the first and second pumps is operating and the other is not operating.

A power supply system (10) is used for supplying power to a power system of an electric tractor and comprises a bracket (100) that is provided above and below a frame of a transport trailer, first cases (200) that are provided on the bracket and first power battery packs that are suspended inside the first case. Each of the first cases is provided with a first ventilation structure and a second ventilation structure (211) so that while the transport trailer is moving, wind can enter the first case from the first ventilation structure and be discharged from the second ventilation structure, thus achieving further cooling and heat dissipation for the first power battery packs and avoiding service life being impacted due to the first power battery pack overheating.

A traction battery assembly according to an exemplary aspect of the present disclosure includes, among other things, a thermal exchange plate having a plurality of coolant channels distributed within the thermal exchange plate according to a first pattern, and a thermal interface material disposed on a surface of the thermal exchange plate according to a second pattern. The first pattern mimics the second pattern.