Byd Company Limited

Shenzhen Byd Auto R&d Company Limited

Zhipei Lu

Yan Zhu

Jianhua Zhu

Long He

Huajun Sun

Weixin Zheng

Jia Lu

Wenfeng Jiang

Xinyue Wang

Kefeng He

Jianglong Tang

Qingbo Peng

Chuanfu Wang

Xuefeng Zhang

Shichao Hu

Yan Huang

Yan Zhang

Wei Liu

Xi Quan Shen

Qing Lai

Zhiwei Tong

Jing Tan

Long Wan

Kun Guo

Zhenghua Ren

Provided are a battery tray and a power battery pack. The battery tray includes a tray body. The tray body includes a base plate, a side beam, and several partition plates, the side beam is disposed around the base plate and defines, together with the base plate, an accommodating space for battery cells. The partition plates are disposed on the base plate and divide the base plate into several regions for placing the battery cells. The partition plates and the side beam are each formed therein with an air passage and are in communication with each other. The partition plates are provided with several inlet vents, and the side beam is provided with at least one exhaust vent. The inlet vent is configured to introduce a flame, smoke or gas discharged from the battery cell into the air passage.

Battery tray and power battery pack

A cell for use in a power battery pack. The cell incudes a battery body having a length L, a width H, a thickness D, and a volume V. The length L is greater than the width H. The width H is greater than the thickness D. The battery body meets: 400 mm≤L≤2500 mm and 0.0005 mm≤L/V≤0.002 mm.

Power battery pack and electric vehicle

Provided are a power battery pack and an electric vehicle. The power battery pack includes: a pack body; and a plurality of cells, directly arranged in the pack body. The cell extends from a first side of the pack body to a second side of the pack body, and the first side and the second side are disposed opposite to each other. The first side of the pack body is provided with a first side wall, the second side of the pack body is provided with a second side wall, an end of the cell is supported by the first side wall, and the other end of the cell is supported by the second side wall.

A cell, a power battery pack, and an electric vehicle are provided. The cell includes a cell body, and the cell body has a length L, a width H and a thickness D. The length L of the cell body is greater than the width H, the width H of the cell body is greater than the thickness D, the length L of the cell body is greater than 600 mm, and the length L and the width H of the cell body satisfy L/H=4-21.

Cell, power battery pack, and electric vehicle

Provided are a power battery pack and an electric vehicle. The power battery pack includes: a pack body, where an accommodating space is defined in the pack body, the pack body is provided therein with at least one widthwise cross beam or lengthwise cross beam, the widthwise cross beam extends along a width direction of the power battery pack, the lengthwise cross beam extends along a length direction of the power battery pack, and the accommodating space is divided into a plurality of accommodating chambers by the at least one widthwise cross beam or lengthwise cross beam; and a plurality of cells, disposed in the pack body and directly arranged in the accommodating chambers, where at least one cell is arranged in each accommodating chamber to form a cell array.

The present invention provides a lithium-ion battery, including: a housing and a separator located inside the housing, where the separator separates internal space of the housing into a plurality of accommodation cavities, battery core sets are disposed inside the accommodation cavities, the battery core sets each include at least one pole shank, and the battery core sets are connected in series; and at least one separator is provided with a liquid injection hole, and the liquid injection hole is used to connect two adjacent accommodation cavities on two sides of the separator; and a block mechanism, where the block mechanism is located inside the housing, the block mechanism enables the liquid injection hole to be in a predetermined state, and the predetermined state includes an open state and a closed state. The battery provided in the present invention ensures isolation and safety of each battery core set while facilitating liquid injection.

Lithium-ion battery, battery module, battery pack, and automobile

A power battery pack includes: a pack body; a plurality of cells, disposed in the pack body; the cell having a length L, a width H, and a thickness D, where at least one cell meets: L>H≥D, a length direction of the cell is arranged along a width direction of a vehicle body of the electric vehicle, and in the width direction of the electric vehicle, the length Lof the cell and a size W of the vehicle body of the electric vehicle in the width direction meet: 46%≤L/W≤76%; or at least one cell meets: L>H≥D, a length direction of the cell is arranged along a length direction of a vehicle body of the electric vehicle, and in the length direction of the electric vehicle, the length Lof the cell and a size X of the vehicle body of the electric vehicle in the length direction meet: 40%≤L/W≤76%.

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 includes a case and a battery core assembly disposed in the case, the battery core assembly includes a plurality of battery core groups and an receiving space holding the plurality of battery core groups, the battery core groups are connected in series, and the battery core group includes at least one battery core; a separator plate is disposed between at least two adjacent battery core groups, the separator plate divides the receiving space into a plurality of receiving cavities, each of the receiving cavities holds one or more battery core groups , and a cavity wall of the receiving cavity comprised by a connection of the separator plate and a separation membrane; and the battery further includes a liquid injection channel and the liquid injection channel in a sealed state, the liquid injection channel is disposed on at least one of the separation membranes and the separator plates.

Battery, battery module, battery pack and electric vehicle

A battery pack, a vehicle, and an energy storage device. The battery pack includes a housing with a first direction and a second direction perpendicular to the first direction. The battery pack housing includes at least one rectangular cell accommodating unit is formed therein. The battery pack also includes a plurality of rectangular cells, and has a dimension greater than or equal to 600 mm along the first direction. The plurality of rectangular cells are arranged in the rectangular cell accommodating unit along the second direction. The rectangular cell has a thickness of D, length of L, and height of H. A length direction of at least one rectangular cell extends from one side of the rectangular cell accommodating unit to its other side along the first direction, and meets: L&#x3e;H, L&#x3e;D, 600 mm&#x2264;L&#x2264;2500 mm, 23&#x2264;L/D&#x2264;208.

Battery pack, vehicle and energy storage device

A battery includes a case and a battery core assembly disposed in the case, the battery core assembly includes a plurality of battery core groups and an receiving space holding the plurality of battery core groups, the battery core groups are connected in series, and the battery core group includes at least one battery core; a separator plate is disposed between at least two adjacent battery core groups, the separator plate divides the receiving space into a plurality of receiving cavities, each of the receiving cavities holds one or more battery core groups, and a cavity wall of the receiving cavity comprised by a connection of the separator plate and a separation membrane; and the battery further includes a liquid injection channel and the liquid injection channel in a sealed state, the liquid injection channel is disposed on at least one of the separation membranes and the separator plates.

A tray, a tray assembly, a battery pack assembly and a vehicle are provided. The tray includes a bottom plate having a plurality of sub-bottom plates and a flow channel in at least one of the plurality of sub-bottom plates. The at least one of the plurality of sub-bottom plates is configured to support a battery assembly. The tray further includes a frame disposed around and configured to support the bottom plate. The tray provides a reduced volume requirement on the cavity for holding the battery assembly. The flow channels are arranged more concisely, and a water cooling mode and an air cooling mode are employed in the tray.

Tray, tray assembly, battery pack assembly and 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.

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Shenzhen, China

Zhipei Lu