A conduit for cooling a heating element includes an inlet mouth for entry of a fresh air flow, a plurality of cooling channels, the fresh air flow dividing between the channels into a plurality of air flows to collect heat produced by the heating element, an outlet mouth for an exit of a heated air flow, the heated air flow resulting from a merger of the plurality of air flows after the heat collection, and air deflectors in the outlet mouth facing the channel outlets situated closest to an exit opening of the outlet mouth relative to the other channel outlets to prevent at least one of the plurality of air flows from exiting the cooling channels. The air deflectors extend over lengths which reduce as distances from the opening of the outlet mouth increase to guide the air flows towards the exit opening of the outlet mouth.

A heat generating element housing device includes a first side surface, a second side surface, a first shelf plate, second shelf plates, module cases, and highly heat conductive members. The module cases are in a substantially rectangular parallelepiped shape and are fixed to the second shelf plates at the respective heights, with their longitudinal direction directed along a flow direction of the air. Each of the highly heat conductive members is fixed, with its heat transfer surface being in contact with at least one of the longitudinal side surfaces of the module case and with a side portion of the heat transfer surface being in contact with the second shelf plate.

The invention provides a thermal management device for energy storage system, a method for controlling the thermal management device for energy storage system, and an energy storage system, wherein the thermal management device for energy storage system comprises a heat dissipation system, a temperature transducer, a data acquisition module, a management module and a data interaction module; the heat dissipation system comprises refrigerant circulating heat exchange components for heat dissipation of energy storage system, wherein the refrigerant circulating heat exchange components perform heat exchange through phase change of refrigerant; the data acquisition module is connected with the temperature transducer, and is used for acquiring the external environment temperature and the working environment temperature of energy storage system; the management module is used for conducting heating value analysis of energy storage system, and then performing heat dissipation control and management according to the heating value analysis and the external environment temperature; the data interaction module is used for connecting the network for data interaction. The energy storage system comprises battery packs, a battery management system, a bidirectional converter, an energy management system and the above thermal management device for energy storage system. During the control of thermal management, data are acquired in real time to determine and control the refrigerant quantity required for refrigerant circulation and thus realize efficient heat dissipation of energy storage system.

To reduce standby time during charging, a charging device includes a housing on which a battery pack is detachably mountable, a control board, and a cooling fan. The battery pack is formed with a vent hole. The housing is formed with a ventilation opening configured to face the vent hole. The cooling fan is configured to flow an air passing through the control board and the ventilation opening, and is configured to work even in a state where the battery pack is detached.

An electrochemical cell includes an anode, a cathode, one or more surfaces surrounding the anode and the cathode, and a heat shunt. The heat shunt covers at least a portion of the one or more surfaces and is configured to distribute heat generated by the electrochemical cell across the one or more surfaces.

An electrochemical cell includes an anode, a cathode, one or more surfaces surrounding the anode and the cathode, and a heat shunt. The heat shunt covers at least a portion of the one or more surfaces and is configured to distribute heat generated by the electrochemical cell across the one or more surfaces.

A heat exchanger for cooling multiple rows of battery cells has a plurality of longitudinal flow sections defining at least first and second U-shaped flow areas, each underlying a row of battery cells. The flow sections includes inlet and outlet flow sections, and at least two intermediate flow sections. Inlet and outlet ports are in flow communication with the respective inlet and outlet flow sections, and a first bypass channel extends between the inlet port and at least one of the intermediate flow sections. The first bypass channel supplies relatively cold heat transfer fluid from the inlet to mix with warmer fluid in a second or subsequent U-shaped flow area, to improve temperature uniformity between the rows of battery cells. A second bypass channel may extend around the outer periphery of the heat exchanger, from the inlet flow section to a second or subsequent U-shaped flow area.

An exemplary method includes circulating a fluid along a fluid circuit that extends through a heat exchanger and a battery pack, and, during the circulating, heating the fluid with a flow of exhaust gas and using the fluid to heat the battery pack. An exemplary vehicle system includes a battery pack, a heat exchanger, a fluid circuit configured to circulate a fluid between the battery pack and the heat exchanger, and a valve moveable back and forth between a heating position and a cooling position. The valve in the heating position permits more flow along an exhaust circuit to heat the fluid in the fluid circuit than the valve in the cooling position.

An exemplary method includes circulating a fluid along a fluid circuit that extends through a heat exchanger and a battery pack, and, during the circulating, heating the fluid with a flow of exhaust gas and using the fluid to heat the battery pack. An exemplary vehicle system includes a battery pack, a heat exchanger, a fluid circuit configured to circulate a fluid between the battery pack and the heat exchanger, and a valve moveable back and forth between a heating position and a cooling position. The valve in the heating position permits more flow along an exhaust circuit to heat the fluid in the fluid circuit than the valve in the cooling position.

A battery system capable of cooling overheated battery packs among a plurality battery packs each mounted in a battery case by measuring temperatures of the battery packs is disclosed, and a driving method thereof is provided. In one embodiment, the battery system includes a plurality of battery packs, an air compressor for supplying a compressed cooling air to the plurality of battery packs, a gas dividing unit coupled between the plurality of battery packs and the air compressor and including a plurality of valves, and a controller for controlling opening and closing of each of the plurality of valves according to temperatures of the plurality of battery packs.