Byd Company Limited

Shenzhen Byd Auto R&d Company Limited

Signify Holding B.v.

Xi Quan Shen

Jianhua Zhu

Weixin Zheng

Qing Lai

Luxia Jiang

Yan Zhu

Zhipei Lu

Jia Lu

Hao Hu

Chuanfu Wang

Shichao Hu

Wenfeng Jiang

Yingliang Ji

Gaowu Wang

Hongjuan Gu

Yili Han

Jin Liu

Lei Han

Long He

Hao Zhou

Xuefeng Zhang

Yuanyuan He

Han Lu

Jingjing Shi

Keli Yang

Yu Xia

Jing Tan

Liying Pan

Fuzhong Pan

Guanglin Wu

Xiankai Zhou

Qiyong Yin

Caimin Wan

Shengping You

Hongchi Gu

James Nourse

Jerzy Janczak

Xiaohui Jia

Chengliang Li

A battery unit includes a battery and an insulation film, the battery includes a battery housing, a battery core disposed inside the battery housing, and a battery cover plate disposed on an end portion of the battery housing; the insulation film is coated on at least one side face of the battery housing, the insulation films on two adjacent battery units are bonded to each other in the preset direction to connect the plurality of battery units together; and the insulation film includes an extension portion, where the extension portion is formed by a top portion of the insulation film which protrudes from the battery cover plate and extends upward, the top plate is disposed on an upper side of the battery unit, a groove is provided on a lower side of the top panel, and at least part of the extension portion is accommodated in the groove.

Battery module

A battery cover assembly includes a cover plate, an electrode inner terminal and an electrode outer terminal. The electrode inner terminal is electrically connected to the electrode outer terminal through a current interrupt structure disposed on the cover plate. The current interrupt structure includes a sealed chamber configured to fill a gas-producing medium therein. The sealed chamber is configured to make the gas-producing medium to be electrically connected to positive electrodes and negative electrodes of a battery. When a voltage difference between the positive electrodes and negative electrodes of the battery exceeds a rated value, the gas-producing medium is capable of producing gas, to disrupt the electrical connection between the electrode inner terminal and the electrode outer terminal under the action of the pressure of the gas.

Battery cover assembly, single-cell battery, battery module, power battery pack, and electric vehicle

The present disclosure provides an automobile tray component, including a tray base plate and mounting beams arranged around the tray base plate, where the tray base plate includes an upper plate body, an intermediate plate body, and a lower plate body, a cooling cavity is arranged between the upper plate body and the intermediate plate body, and a buffer cavity is arranged between the intermediate plate body and the lower plate body.

Tray assembly for automobile use, battery pack body for automobile use and automobile

A power battery assembly is provided. The power battery assembly comprises a battery circuit having at least one battery module and a relay. A normally open contact of the relay is connected with the battery circuit in series. The power battery assembly also comprises a controller for controlling the normally open contact of the relay. An input end and an output end of the relay are connected with the controller. The power battery assembly further comprises a fuse protector connected with the battery circuit in series.

Power battery assembly

Embodiments of the present disclosure relate to an emergency inverter and an emergency lighting system. The emergency inverter comprises a power detecting module and a dimming signal generating module. The power detecting module is configured to detect an output power of the emergency inverter in an emergency state. The dimming signal generating module is coupled to the power detection module and configured to generate a dimming signal based on the output power of the emergency inverter in the emergency state.

Emergency inverter and emergency lighting system

Embodiments of the present disclosure provide a battery heating system, a battery assembly and an electric vehicle. The battery heating system includes: a battery group having a positive terminal and a negative terminal; a switch having a first end connected with the positive terminal; a large-current discharge module, and a controller connected to the switch and configured to control the switch according to a temperature of the battery group. A first end of the large-current discharge module is connected to a second end of the switch, and a second end of the large-current discharge module is connected to the negative terminal. When the switch is turned on, the battery group discharges via the large-current discharge module and the battery group is heated due to an internal resistance thereof.

Battery heating system, battery assembly and electric vehicle

A battery includes a shell, a core and a protection component received in the shell. The core includes a first electrode tab connected to a first current collector and a second electrode tab connected to a second current collector of the core. The protection component includes two insulating layers and a conducting layer disposed between two insulating layers. The conducting layer defines a first end electrically connected to the first electrode tab and a second end configured as a free end, and an outmost current collector of the core is configured by the second current collector.

Battery

A battery includes a shell, a core received in the shell and having first and second electrode tabs, and first and second protection components. Each of the first and second protection components includes two insulating layers and a conducting layer disposed between two insulating layers. The conducting layer of the first protection component defines a first end electrically connected to the first electrode tab and a second end configured as a free end. The conducting layer of the second protection component defines a first end electrically connected to the second electrode tab and a second end configured as a free end.

Battery having protection components

An electrochemical storage cell is disclosed that comprises a core and a rectangular shell that receives the core snugly therein. The rectangular shell has first and second open ends. A first end cap is used to close the first open end. An anode terminal extends through the first end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A first gasket is secured within the rectangular shell between the first end cap and the core to resiliently hold the core away from the first end cap. A second end cap is used to close the second open end. A cathode terminal extends through the second end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A second gasket is secured within the rectangular shell between the second end cap and the core to resiliently hold the core away from the second end cap.

Construction of electrochemical storage cell

A sealing member and a battery comprising the sealing member are provided. The sealing member comprises a sealing part, an operation part having a supporting portion, an operation protrusion disposed on an upper surface of the supporting portion, and a deformable leg depending from a bottom surface of the supporting portion. The sealing member also comprises a connecting part connecting the sealing part and operation part. The sealing part has a maximum diameter greater than that of the connecting part.

Sealing member and battery comprising the same

Disclosed herein is a heat dissipating device for a battery pack which comprises a heat pipe and a heat collecting plate comprising a bottom heat collecting plate and an upper heat collecting plate each having a hole therein, wherein two ends of the heat pipe are inserted respectively into the holes in the bottom heat collecting plate and the upper heat collecting plate. A battery using the heat dissipating device is also disclosed. During the operation of the heat dissipating device, since the heat generated by the cells can be collected in the upper heat collecting plate, then transmitted to the bottom heat collecting plate through the heat pipe, and finally dissipated outwardly by the bottom heat collecting plate, the heat generated by cells can be dissipated rapidly and efficiently.

Heat dissipating device for a battery pack, and a battery pack using the same

A battery system for a vehicle capable of being driven by electric power is disclosed. The vehicle includes at least one motor/generator and a battery system for supplying electrical power to and receiving electrical power from the motor/generator. The battery system includes multiple battery packs, each comprising a plurality of cells. The plurality of cells in each battery pack are electrically connected with one another. Multiple battery pack housings are provided to house the plurality of cells. Each battery pack housing facilitates electrical connection to one or more other battery pack. The system also includes a compartment containing the multiple battery packs in their housings. The compartment facilitates electrical connection to the motor/generator.

Vehicle with a battery system

An electrochemical storage cell having a coiled core is disclosed. The coiled core includes a cathode sheet, an anode sheet, and a separator sheet. An anode connector is connected with the anode sheet at a first end of the coiled core and a cathode connector is connected with the cathode sheet at a second, opposite end of the coiled core. The coiled core has a length Land a width Wand each connector has a width W. The length of the coiled core L, width of the coiled core W, and width of each connector Whave the relationship 0&#x3c;(W&#x2212;W)/L&#x3c;0.37.

Optimized dimensional relationships for an electrochemical cell having a coiled core

An electrochemical storage cell is disclosed which includes at least one cathode sheet, at least one anode sheet and at least one separator sheet combined to make a core. The core is housed within a rectangular shell with four sides and two ends, sealed with an air-tight seal. The cell further includes a blow out vent in at least one of the two ends of the shell. This blow out vent is adapted to open and release excess pressure above a predetermined level to thereby prevent catastrophic rupture of the shell.

Electrochemical storage cell with blow out vents

A battery system for storing electrical power and supplying electrical power to a vehicle is disclosed. The system includes multiple battery packs, each with a plurality of cells. The cells in each battery pack are electrically connected with one another and the multiple battery packs are also electrically connected with one another to combine the total energy output of the cells of the system. The electrical connections between at least some of the cells include a severable feature, whereby the electrical connection is severed locally at the severable feature in response to an impact force that is in excess of a predetermined magnitude and/or an overcurrent/overtemperature condition.

Growing community of inventors

Shanghai, China

Xi Quan Shen