摘要:
An electric vehicle running control system is provided. The electric vehicle running control system comprises: a heating circuit (11); a load capacitor (C12); a switchgear (20) connected with the heating circuit (11) and the load capacitor (C12) respectively; and a switch control module (200) connected with the switchgear (20) for controlling the switchgear (20) to switch off when the heating circuit (11) is connected with an in-vehicle battery (5) to form a heating loop for heating the in-vehicle battery (5).
摘要:
The aim of the invention is to facilitate the use of a storage battery during cold weather, in particular with a view to making it possible to start the engine of a motor vehicle. It concerns a heating device (100; 200; 300; 400) for heating a storage battery (10) comprising an extraction circuit comprising a first electronic component (140; 240; 340, 341; 440). According to the invention, the heating device comprises: • a restoration circuit which comprises a second electronic component (160; 260; 340, 341; 440) separate from or combined with said first electronic component, • selection means (110, 111, 112, 114; 211, 212, 214; 311, 312, 313; 411, 412, 413, 414) for connecting one or the other of the extraction and restoration circuits to a same terminal of the storage battery, and • a control unit (115; 215) for controlling the selection means, capable of connecting the extraction circuit, then the restoration circuit, to said terminal in such a way as to transfer electrical energy.
摘要:
A power system of an electric vehicle, an electric vehicle comprising the same and a method for heating a battery group of the electric vehicle are provided. The power system comprises: a battery group (101); a battery heater (102) connected with the battery group; a battery management device (103), configured to control the battery heater to heat the battery group when a temperature of the battery group is lower than a first heating threshold and a residual electric quantity of the battery group is larger than a running electric quantity threshold, to obtain a current throttle depth change rate of an electric vehicle in real time, and to control the battery heater to stop heating the battery group when the current throttle depth change rate reaches a preset throttle depth change rate threshold; an electric distribution box (104); a motor (105); a motor controller (106); and an isolation inductor (L2).
摘要:
The invention relates to a power storage module (10) capable of containing a plurality of power storage elements (14), the module including: a housing (16) including at least a plurality of side walls and two end walls (18A; 18B), the side walls consisting of one piece (20) having a closed outline and being sized so as to surround the power storage elements; a wall (22) for supporting the power storage elements, which is separate from the walls of the housing, and which extends essentially parallel to one of the side walls, referred to as a reference wall (20A); a means (24A-24B) for changing the position of the supporting wall (22) between at least an assembly position, in which the supporting wall is located at a first distance from the reference wall (20A), and an operating position, in which the supporting wall is located at a second distance from the reference wall (20A) that is greater than the first distance.
摘要:
A battery module according to the principles of the present disclosure includes a plurality of battery cells, a pair of sideplates, and a pair of endplates. The sideplates are disposed on opposite sides of the plurality of battery cells and the endplates are disposed at opposite ends of the battery module. The sideplates include a first mating portion and the endplates include a second mating portion that engages the first mating portion to provide an interference fit. The interference fit joins the sideplates and the endplates together and bands the plurality of cells together between the sideplates and the endplates.
摘要:
Disclosed herein is a battery module including a battery cell stack configured to have a rectangular parallelepiped structure in which two or more plate-shaped battery cells, each of which has electrode terminals formed at one side thereof, are stacked and a breadth of one surface of the battery cell stack at which the electrode terminals of the battery cells are disposed is smaller than a width and a height of each major surface of the battery cell stack, a first module case bent to surround two relatively large major surfaces of the battery cell stack and one surface of the battery cell stack opposite to the surface of the battery cell stack at which the electrode terminals of the battery cells are disposed, among six surfaces of the battery cell stack and a surface, the first module case being made of a thermally conductive material that is capable of dissipating heat generated from the battery cells during charge and discharge of the battery cells, and a second module case bent to surround side surfaces of the battery cell stack adjacent to the two major surfaces of the battery cell stack and the surface of the battery cell stack at which the electrode terminals of the battery cells are disposed, the second module case being fastened to the first module case, the second module case being provided with through holes, through which the electrode terminals of the battery cells protrude outward, the second module case being made of an electrically insulative material.
摘要:
The present invention relates to a temperature-control device for controlling the temperature of an electrical component, in particular a lithium-ion battery, having at least one hollow space in which cooling liquid can be or is accommodated, wherein the temperature-control device comprises at least one valve (3), which is flow-connected to the hollow space, for discharging the cooling liquid (9). The invention also relates to an electrical system which has at least a temperature-control device according to the invention and an electrical component (1); and to a method for reducing the risk of a short circuit on an electrical component (1), and to a motor vehicle which has an electrical system according to the invention.
摘要:
The invention concerns a battery pack (1), comprising a plurality of electrically connected battery cells (2), wherein the battery cells (2) are substantially flat with two opposite sides (2a, 2b) and a peripheral edge (2c), and wherein the battery cells (2) are arranged side by side as to form a layered structure, and an electronic arrangement configured to monitor and control the battery cells (2). The invention is characterized in that the electronic arrangement comprises a plurality of individual electronic circuit units (30), each of which being associated with a corresponding battery cell (2), wherein each of the electronic circuit units (30) is configured to be capable of monitoring and controlling its corresponding battery cell (2), and wherein each electronic circuit unit (30) is arranged on a thin and flexible circuit carrying sheet (3) that is arranged at one of the sides (2a, 2b) of the corresponding battery cell (2). The invention also concerns a method for manufacturing of a battery pack (1).
摘要:
A vehicle 10 that has a wirelessly powered electrical device, for example a heater, has a first inductive coil 22 for drawing electrical power from a base station 8. The vehicle may also have a second inductive coil 14 for receiving power from the base station for charging the vehicles traction battery 12, where the vehicle is a battery powered electric or hybrid electric vehicle. The first inductive coil 22 may be misaligned with the inductive transmitter 16 of the base station, and the second coil 14 may be substantially aligned. The first coil 22 may also provide power to charge a vehicle battery 12. The wirelessly powered electrical device may be powered independently of the vehicle battery 12. The wirelessly powered electrical device may be an electric heater thermally coupled to a further vehicle component, such as an internal combustion engine 20. In a further embodiment a single inductive coil is provided to provide power to a vehicle component, such as a heater, and to provide power to a traction battery