#Contemporary Amperex Technology (Hong Kong) Limited

Secondary battery, battery module, battery pack, and electrical device

A secondary battery, a battery module, a battery pack, and an electrical device are provided. The secondary battery includes a negative electrode plate, a positive electrode plate, and a separator loc…

DRIVE·Jun 9·1 min read

H01M4/628 Contemporary Amperex Technology (Hong Kong) Limited

NON-AQUEOUS ELECTROLYTE AND PREPARATION METHOD THEREOF, AND SECONDARY BATTERY AND ELECTRIC APPARATUS CONTAINING SAME

Provided are a non-aqueous electrolyte and a preparation method thereof, and a secondary battery and an electric apparatus containing the same. The non-aqueous electrolyte contains a non-aqueous solve…

DRIVE·Jun 4·2 min read

H01M10/0567 Contemporary Amperex Technology (Hong Kong) Limited

INSTALLATION DEVICE, BATTERY, ELECTRIC DEVICE, MANUFACTURING METHOD AND MANUFACTURING EQUIPMENT FOR BATTERY

An installation device is used for the battery including a case body, the installation device includes a base and a bracket, the base is configured to be connected to the case body; the bracket is con…

DRIVE·Jun 4·1 min read

H01M50/262 Contemporary Amperex Technology (Hong Kong) Limited

SECONDARY BATTERY AND BATTERY MODULE

The present disclosure relates to a secondary battery and a battery module. The secondary battery includes a case including a receiving space with an opening; a cap assembly connected to the case and …

DRIVE·May 28·2 min read

H01M50/171 Contemporary Amperex Technology (Hong Kong) Limited

SECONDARY BATTERY

A secondary battery includes: a case; an electrode assembly disposed within the case and including a main body and two tabs; a cap assembly including a cap plate, a lower insulating member and an expl…

DRIVE·May 28·1 min read

H01M50/15 Contemporary Amperex Technology (Hong Kong) Limited

Lithium-ion battery and battery module, battery pack, and electric apparatus containing same

A lithium-ion battery and a battery module, a battery pack, and an electric apparatus containing the same are provided. The lithium-ion battery includes a positive electrode active material layer incl…

DRIVE·May 26·1 min read

H01M10/0567 Contemporary Amperex Technology (Hong Kong) Limited

POLYMER AND PREPARATION THEREOF, AND ELECTROLYTE FILM AND PREPARATION THEREOF

This application provides a polymer, obtained by polymerizing monomer 1, monomer 2, and monomer 3, where monomer 1 has a structure of formula 1, monomer 2 has a structure of formula 2, and monomer 3 h…

DRIVE·May 14·1 min read

H01M10/0565 Contemporary Amperex Technology (Hong Kong) Limited

BATTERY INCLUDING INSULATION PIECE HAVING DRAINAGE GROOVE AND ELECTRICAL DEVICE INCLUDING THE SAME

This application provides a battery and an electrical device. The battery includes a battery cell, a busbar, and an insulation piece. The battery cell includes a shell and an electrode terminal. The s…

DRIVE·Mar 26·1 min read

H01M50/593 Contemporary Amperex Technology (Hong Kong) Limited

SECONDARY BATTERY AND TOP COVER COMPONENT THEREOF

The present disclosure relate to the technical field of secondary batteries, and in particular, to a secondary battery and a top cover component thereof. The top cover component provided by the presen…

DRIVE·Mar 19·1 min read

H01M50/147 Contemporary Amperex Technology (Hong Kong) Limited

CHARGING AND DISCHARGING APPARATUS AND BATTERY CHARGING METHOD

Embodiments of the present application provide a charging and discharging apparatus and a battery charging method, which are capable of ensuring security performance of a battery. The apparatus compri…

DRIVE·Mar 12·1 min read

H02J7/933 Contemporary Amperex Technology (Hong Kong) Limited

CHARGING METHOD AND CHARGING APPARATUS

Embodiments of this application disclose a charging method and a charging apparatus, which can effectively improve the charging speed of a battery apparatus at a relatively low cost. The charging meth…

DRIVE·Nov 20·1 min read

B60L53/62 Contemporary Amperex Technology (Hong Kong) Limited

PRESS PLATE MODULE, PRODUCTION LINE, AND CONTROL METHOD

A press plate module, a production line, and a control method are provided. The press plate module includes a press plate assembly and a mounting seat assembly. One of the mounting seat assembly and t…

DRIVE·Sep 11·2 min read

B23K37/0435 Contemporary Amperex Technology (Hong Kong) Limited

NON-AQUEOUS ELECTROLYTE, SECONDARY BATTERY, AND ELECTRICAL APPARATUS

Provided are a non-aqueous electrolyte, a secondary battery, and an electrical apparatus. The non-aqueous electrolyte comprises an additive, the additive comprising a cyclic sulfate ester compound hav…

DRIVE·Sep 4·1 min read

H01M10/0567 Contemporary Amperex Technology (Hong Kong) Limited

NEGATIVE ELECTRODE PLATE AND ELECTRODE ASSEMBLY, BATTERY CELL, BATTERY, AND ELECTRIC APPARATUS CONTAINING SAME

A negative electrode plate and an electrode assembly, a battery cell, a battery, and an electric apparatus containing the same are provided. The negative electrode plate () includes: a negative electr…

DRIVE·Jul 10·1 min read

H01M4/366 Contemporary Amperex Technology (Hong Kong) Limited

ELECTRODE ASSEMBLY, BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE

An electrode assembly, a battery cell, a battery, and an electrical device are described. The battery cell includes a negative electrode plate and a positive electrode plate. The negative electrode pl…

DRIVE·Jul 3·1 min read

H01M50/586 Contemporary Amperex Technology (Hong Kong) Limited

CARBON MATERIAL, METHOD FOR PREPARING THE SAME, AND SECONDARY BATTERY AND ELECTRICAL DEVICE COMPRISING THE SAME

The present application provides a carbon material, a method for preparing the same, and a secondary battery and an electrical device comprising the same. The carbon material includes an external regi…

DRIVE·Apr 10·1 min read

H01M4/587 Contemporary Amperex Technology (Hong Kong) Limited

ENERGY STORAGE SYSTEM AND ENERGY STORAGE SYSTEM CONTROL METHOD

An embodiment of this application provides an energy storage system and an energy storage system control method. The energy storage system includes N battery clusters and N-X first conversion units, w…

DRIVE·Apr 3·1 min read

H02J7/00712 Contemporary Amperex Technology (Hong Kong) Limited

CARBON MATERIAL, METHOD FOR PREPARING THE SAME, AND SECONDARY BATTERY AND ELECTRICAL DEVICE COMPRISING THE SAME

DRIVE·Mar 20·1 min read

C01B32/21 Contemporary Amperex Technology (Hong Kong) Limited

COMPOSITE NEGATIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREFOR, NEGATIVE ELECTRODE PLATE COMPRISING SAME, SECONDARY BATTERY, AND POWER CONSUMING DEVICE

The present application provides a composite negative electrode active material and a preparation method therefor, a negative electrode plate comprising same, a secondary battery and a power consuming…

DRIVE·Feb 27·1 min read

H01M4/366 Contemporary Amperex Technology (Hong Kong) Limited

POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR PREPARING POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE PLATE, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRIC APPARATUS

This application provides a positive electrode active material, a method for preparing a positive electrode active material, a positive electrode plate, a secondary battery, a battery module, a batter…

DRIVE·Dec 26·1 min read

H01M4/364 Contemporary Amperex Technology (Hong Kong) Limited

METHOD AND DEVICE FOR CORRECTING POSITIONS OF TABS OF ELECTRODE ASSEMBLY

Provided are a method and device for correcting positions of tabs of an electrode assembly. The electrode assembly includes anode electrode plates and cathode electrode plates stacked alternately in a…

DRIVE·Dec 19·1 min read

H01M10/0583 Contemporary Amperex Technology (Hong Kong) Limited