CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED patent applications on December 19th, 2024
Patent Applications by CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED on December 19th, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED: 18 patent applications
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED has applied for patents in the areas of H01M4/02 (7), H01M50/249 (6), H01M4/36 (3), H01M10/42 (2), H01M4/58 (2) H01M4/808 (2), B60L50/64 (1), H01M50/244 (1), H02J7/0019 (1), H01M50/636 (1)
With keywords such as: battery, cell, electrode, body, portion, region, direction, assembly, provided, and energy in patent application abstracts.
Patent Applications by CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor(s): Wenhui Zhang of Ningde (CN) for contemporary amperex technology co., limited, Chao Long of Ningde (CN) for contemporary amperex technology co., limited, Xingdi Chen of Ningde (CN) for contemporary amperex technology co., limited, Peng Wang of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): B60L50/64, B60K1/04, B60L50/60, B62D21/15, H01M50/242, H01M50/249, H01M50/256
CPC Code(s): B60L50/64
Abstract: the present disclosure relates to a box body (), a battery (), and an electric device. the box body () includes a main body () and a side impact reinforcing beam (). the main body () has an accommodation chamber(s). the side impact reinforcing beam () is disposed at the top of the main body () and extends from a middle of the top of the main body () to an outer edge of each of two opposite sides of the top of the main body ().
Inventor(s): Tao ZHANG of Ningde (CN) for contemporary amperex technology co., limited, Jianfu HE of Ningde (CN) for contemporary amperex technology co., limited, Qian LIU of Ningde (CN) for contemporary amperex technology co., limited, Yonghuang YE of Ningde (CN) for contemporary amperex technology co., limited, Chen CUI of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M4/36, H01M4/02, H01M50/102
CPC Code(s): H01M4/36
Abstract: the present application provides a battery cell, a battery and an electrical apparatus, which belong to the technical field of batteries. the battery cell includes a case and at least three electrode assemblies; a cavity is defined in the case, the cavity includes a first region and a second region, the first region is closer to the case than the second region, a polarization parameter of a single electrode assembly located in the first region is p, a polarization parameter of a single electrode assembly located in the second region is p, and p<p.
Inventor(s): Liangbin Liu of Ningde (CN) for contemporary amperex technology co., limited, Jiazheng Wang of Ningde (CN) for contemporary amperex technology co., limited, Zijian Lv of Ningde (CN) for contemporary amperex technology co., limited, Yuan Li of Ningde (CN) for contemporary amperex technology co., limited, Jingxian Deng of Ningde (CN) for contemporary amperex technology co., limited, Donggen Xiong of Ningde (CN) for contemporary amperex technology co., limited, Xiaobin Dong of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M4/36, C01B32/21, H01M4/02, H01M4/587, H01M10/0525
CPC Code(s): H01M4/366
Abstract: provided are a negative electrode active material and a preparation method thereof, a secondary battery, and an electric apparatus. the negative electrode active material includes: a core material; and a first coating layer provided on at least part of a surface of the core material, where the first coating layer includes a porous carbon material and nano silicon-based particles, and the nano silicon-based particles are embedded into pore structures of the porous carbon material.
Inventor(s): Limei Zhang of Ningde (CN) for contemporary amperex technology co., limited, Peipei Chen of Ningde (CN) for contemporary amperex technology co., limited, Yao Jiang of Ningde (CN) for contemporary amperex technology co., limited, Jiao Liu of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M4/58, H01M4/02, H01M4/36, H01M10/052, H01M10/0567, H01M10/0568
CPC Code(s): H01M4/5825
Abstract: the present application provides a secondary battery and a battery module, battery pack and electrical device containing the same. the secondary battery comprises a positive electrode plate and an non-aqueous electrolytic solution, wherein the positive electrode plate comprises a positive electrode active material with a core-shell structure, said positive electrode active material comprising an core and a shell covering said core, said core comprises limnapro; said shell comprises a first cladding layer covering said core and a second cladding layer covering said first cladding layer, said non-aqueous electrolytic solution comprises a first additive, said first additive comprises one or more of compounds as shown by formula 1, formula 2 and formula 3. the present application enables the secondary battery to have higher energy density while having good rate performance, cycle performance, storage performance and safety performance.
Inventor(s): Limei Zhang of Ningde (CN) for contemporary amperex technology co., limited, Peipei Chen of Ningde (CN) for contemporary amperex technology co., limited, Yao Jiang of Ningde (CN) for contemporary amperex technology co., limited, Jiao Liu of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M4/58, H01M4/02, H01M4/36, H01M10/052, H01M10/0567, H01M10/0568
CPC Code(s): H01M4/5825
Abstract:
Inventor(s): Yujie Chen of Ningde (CN) for contemporary amperex technology co., limited, Xiaoming Ge of Ningde (CN) for contemporary amperex technology co., limited, Yulei Fan of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M4/80, H01M4/02, H01M4/04, H01M4/66, H01M4/76
CPC Code(s): H01M4/808
Abstract: this application discloses a negative electrode plate, and a method for preparing same, and related devices. the negative electrode plate includes a current collector. the current collector is made of a foamed metal material. the current collector includes a first region, a second region, and a third region arranged sequentially along a first direction. an interior of the first region is provided with a negative active material. the second region is filled with an insulation material. the third region is provided with no negative active material. the technical solution hereof ensures that no metal particles are deposited in a tab region in a battery that uses foamed metal as a negative electrode, thereby avoiding a short circuit of a battery cell caused by dendrites arising from surplus metal particles deposited in the tab region, and in turn, enhancing safety performance of the battery.
Inventor(s): Yujie Chen of Ningde (CN) for contemporary amperex technology co., limited, Xiaoming Ge of Ningde (CN) for contemporary amperex technology co., limited, Yulei Fan of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M4/80, H01M4/02, H01M4/04, H01M4/66, H01M50/107, H01M50/213, H01M50/249
CPC Code(s): H01M4/808
Abstract: a negative electrode plate, an electrode assembly, a battery cell, a battery, an electric device and a manufacturing method and device for the negative electrode plate are provided. the negative electrode plate includes a foam metal layer, a part of the foam metal layer is a filled region, pores of the filled region are filled with a filler, and the filler is configured to have a projection, in the thickness direction of the foam metal layer, at least partially overlapping with the projection of the coated region of the positive electrode plate.
Inventor(s): Hansen Wang of Ningde (CN) for contemporary amperex technology co., limited, Chengyong Liu of Ningde (CN) for contemporary amperex technology co., limited, Shengyuan Huang of Ningde (CN) for contemporary amperex technology co., limited, Bobing Hu of Ningde (CN) for contemporary amperex technology co., limited, Zhangdi Xie of Ningde (CN) for contemporary amperex technology co., limited, Shangju Liao of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M10/0569, H01M4/02, H01M4/38, H01M10/052
CPC Code(s): H01M10/0569
Abstract: provided are a non-aqueous electrolyte, a secondary battery, a battery module, a battery pack, and an electrical device. the non-aqueous electrolyte includes orthocarbonate, chain carbonate, cyclic carbonate, and lithium salt, a mass content of the orthocarbonate is 10% to 80%, and at least one of the chain carbonate or the cyclic carbonate is fluoride. a central carbon atom of the orthocarbonate is bonded to four oxygen atoms, each of which is further bonded to an alkyl or halogenated alkyl chain, which plays an electron attraction role for lone pair electrons of the oxygen atoms, and increases steric hindrance surrounding the oxygen atoms, weakening the capability of the oxygen atoms in binding to lithium ions, and facilitating sei film formation dominated by anion decomposition.
[[20240421363. SLURRY AND PREPARATION METHOD AND APPLICATION THEREOF, SECONDARY BATTERY ASSEMBLY AND PREPARATION METHOD THEREOF, SEPARATOR ROLL AND PREPARATION METHOD THEREOF, MANUFACTURING METHOD AND DEVICE OF ELECTRODE ASSEMBLY, SECONDARY BATTERY, AND ELECTRIC DEVICE_simplified_abstract_(contemporary amperex technology co., limited)]]
Inventor(s): Cheng Li of Ningde (CN) for contemporary amperex technology co., limited, Chong Xu of Ningde (CN) for contemporary amperex technology co., limited, Jianrui Yang of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M10/42, H01M50/403, H01M50/449
CPC Code(s): H01M10/4235
Abstract: this application relates to a separator roll and a preparation method thereof. the separator roll includes a separator body, the separator body having a head end and a tail end in a length direction and being constructed to be capable of winding in the length direction to form a separator roll with the tail end as a roll core. a warning coating is provided on the separator body, the warning coating being configured to be spaced from the tail end by a first preset length. in this way, the warning coating provides a warning in advance for the position of the tail end of the separator body on which the warning coating is located.
Inventor(s): Long CHEN of Ningde (CN) for contemporary amperex technology co., limited, Denghua LIN of Ningde (CN) for contemporary amperex technology co., limited, Xinxiang CHEN of Ningde (CN) for contemporary amperex technology co., limited, Shoujun HUANG of Ningde (CN) for contemporary amperex technology co., limited, Yulian ZHENG of Ningde (CN) for contemporary amperex technology co., limited, Peng WANG of Ningde (CN) for contemporary amperex technology co., limited, Haizu JIN of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M10/48, H01M50/249, H01M50/538, H01M50/567, H01M50/578
CPC Code(s): H01M10/486
Abstract: the present application discloses a battery cell, a battery, and an electricity consuming apparatus. the battery cell includes a shell and a first detection assembly. the first detection assembly is disposed on the shell, and the first detection assembly is configured to detect status information of the battery cell. in the technical solution of embodiments of the present application, the first detection assembly is disposed in the battery cell, which can obtain the operating status information of the battery cell, monitor the battery cell, and find abnormal conditions of the battery cell during operation in a timely manner, thereby improving the operational stability of the battery cell and the safety of the battery.
Inventor(s): Wenhui Zhang of Ningde (CN) for contemporary amperex technology co., limited, Pengcheng Yao of Ningde (CN) for contemporary amperex technology co., limited, Xingdi Chen of Ningde (CN) for contemporary amperex technology co., limited, Peng Wang of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M10/6555, H01M4/02, H01M4/58, H01M10/647, H01M10/6557, H01M50/103, H01M50/209, H01M50/342
CPC Code(s): H01M10/6555
Abstract: a battery and an electrical apparatus are provided. the battery includes a box, at least two battery cells and a reinforcing member. the box has an accommodating cavity, and the at least two battery cells are accommodated in the accommodating cavity. each battery cell includes an electrode assembly and an electrode terminal which are electrically connected to each other. the battery cell includes a first wall, and the first wall is the wall with the largest area in the battery cell. the reinforcing member is connected to the at least two battery cells, wherein the reinforcing member is thermally conductively connected to the first walls of the at least two battery cells.
Inventor(s): Qi CHENG of Ningde (CN) for contemporary amperex technology co., limited, Hong Wang of Ningde (CN) for contemporary amperex technology co., limited, Quankun Li of Ningde (CN) for contemporary amperex technology co., limited, Jiang Liu of Ningde (CN) for contemporary amperex technology co., limited, Daichun Tang of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/244, H01M50/105, H01M50/242, H01M50/249
CPC Code(s): H01M50/244
Abstract: a battery, a power consumption apparatus, and a method for producing a battery are provided. the battery includes: a battery module including a first battery cell and a second battery cell that are disposed in a stacked manner along a first direction, where the first battery cell and the second battery cell are located at a first end of the battery module in a second direction, a first electrode output part of the first battery cell is connected to a second electrode output part of the second battery cell, the first direction is a thickness direction of the battery, and the second direction is a length direction of the battery; and a supporting member disposed in a first accommodating space enclosed by a first electrode output part and a second electrode output part, and configured to support the first electrode output part and the second electrode output part.
Inventor(s): Wenhui Zhang of Ningde (CN) for contemporary amperex technology co., limited, Pengcheng Yao of Ningde (CN) for contemporary amperex technology co., limited, Xingdi Chen of Ningde (CN) for contemporary amperex technology co., limited, Peng Wang of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/298, H01M50/202, H01M50/249, H01M50/256
CPC Code(s): H01M50/298
Abstract: the present disclosure relates to a box body (), a battery (), and an electric device. the box body () has a top surface (h). the top surface (h) of the box body () is configured to be brought in contact with an external device at which the battery () is mounted. an outer wall of the box body () is provided with a wiring portion () located below the top surface (h) of the box body () and having a wiring space configured to allow for passing of a harness.
Inventor(s): Kaihuan YANG of Ningde (CN) for contemporary amperex technology co., limited, Ningsheng WU of Ningde (CN) for contemporary amperex technology co., limited, Wenlin ZHOU of Ningde (CN) for contemporary amperex technology co., limited, Ting ZHENG of Ningde (CN) for contemporary amperex technology co., limited, Wenzhong LIU of Ningde (CN) for contemporary amperex technology co., limited, Quankun LI of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/533, H01M50/103, H01M50/15, H01M50/342, H01M50/583
CPC Code(s): H01M50/533
Abstract: the present application provides an adapting sheet, a battery cell, a battery, and an electric apparatus. the adapting sheet includes a pole connection portion, a tab connection portion, and a bending portion. in a first direction, two sides of the pole connection portion are respectively connected to the tab connection portion through the bending portion. in a second direction, a height difference is formed between the pole connection portion and the tab connection portion, and the first direction is non-parallel to the second direction. the adapting sheet in the present disclosure is applied in the battery cell, so that the tab may be disposed at both sides of the pole in a width direction of the cell.
Inventor(s): Long CHEN of Ningde (CN) for contemporary amperex technology co., limited, Denghua LIN of Ningde (CN) for contemporary amperex technology co., limited, Yulian ZHENG of Ningde (CN) for contemporary amperex technology co., limited, Peng WANG of Ningde (CN) for contemporary amperex technology co., limited, Haizu JIN of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/569, H01M10/48, H01M50/188, H01M50/249, H01M50/593
CPC Code(s): H01M50/569
Abstract: a battery cell, a battery and an electricity-consuming device are provided by the present application. the battery cell includes a casing and a connecting terminal. the casing includes a mounting hole. the connecting terminal is at least partially arranged in the mounting hole, insulated from the casing, and configured for information exchange between an interior and an exterior of the battery cell.
Inventor(s): Shengyun SHI of Ningde (CN) for contemporary amperex technology co., limited, Zhijun GUO of Ningde (CN) for contemporary amperex technology co., limited, Yulian ZHENG of Ningde (CN) for contemporary amperex technology co., limited, Chengyou XING of Ningde (CN) for contemporary amperex technology co., limited, Congsheng CHEN of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/636, H01M50/186
CPC Code(s): H01M50/636
Abstract: a battery cell includes a housing, an electrode assembly, and a sealing member. the housing is provided with an electrolyte injection hole for injecting an electrolyte. the electrode assembly is accommodated in the housing. the sealing member includes a main body portion, a transition portion surrounding an outer side of the main body portion, and a connecting portion surrounding an outer side of the transition portion. the connecting portion is located on a side of the housing back away from the electrode assembly, at least part of the main body portion protrudes from a first surface of the connecting portion facing the housing and is accommodated in the electrolyte injection hole, and the connecting portion is connected to the housing to seal the electrolyte injection hole.
Inventor(s): Meng Li of Ningde (CN) for contemporary amperex technology co., limited, Yanhua Lu of Ningde (CN) for contemporary amperex technology co., limited, Dongxu Yu of Ningde (CN) for contemporary amperex technology co., limited, Guoxiu Wu of Ningde (CN) for contemporary amperex technology co., limited, Liliuyuan Liang of Ningde (CN) for contemporary amperex technology co., limited, Xiangxiang Xu of Ningde (CN) for contemporary amperex technology co., limited, Bingtuan Luo of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H02J7/00
CPC Code(s): H02J7/0019
Abstract: provided are a control method for an energy storage system and the energy storage system. the energy storage system includes n energy storage sub-modules, where n is a positive integer greater than 1. the control method for the energy storage system includes: acquiring an soc and a charge-discharge limiting current of each of the n energy storage sub-modules; and controlling working states of the n energy storage sub-modules according to the soc and the charge-discharge limiting current of each of the energy storage sub-modules, where the working states include a switched-on state and a switched-off state. according to the technical solution provided by embodiments of this application, the problem of soc imbalance among the energy storage sub-modules can be solved, so that the utilization rate of the energy storage system is improved.
Inventor(s): Yuanmiao Zhao of Ningde (CN) for contemporary amperex technology co., limited, Zhanliang Li of Ningde (CN) for contemporary amperex technology co., limited, Yu Yan of Ningde (CN) for contemporary amperex technology co., limited, Xinwei Chen of Ningde (CN) for contemporary amperex technology co., limited, Jinfeng Gao of Ningde (CN) for contemporary amperex technology co., limited, Zhimin Dan of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H02J7/00, H01M10/42, H01M10/44, H01M10/46
CPC Code(s): H02J7/007182
Abstract: the present application provides a power battery voltage regulation circuit, including a power battery, a heating module, a charging and discharging interface, and a voltage regulation switch assembly; the heating module includes an energy storage element and a switch module; the power battery and the switch module are connected in parallel; an external charging and discharging device is connected in parallel with the power battery through the charging and discharging interface; the voltage regulation switch assembly includes multiple switches, and the multiple switches are arranged between the charging and discharging interface and the power battery; and the voltage regulation switch assembly and the switch module are configured to adjust the charging and discharging voltages between the external charging and discharging device and the power battery in response to a voltage regulation control signal.
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED patent applications on December 19th, 2024
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- B60L50/64
- B60K1/04
- B60L50/60
- B62D21/15
- H01M50/242
- H01M50/249
- H01M50/256
- CPC B60L50/64
- Contemporary amperex technology co., limited
- H01M4/36
- H01M4/02
- H01M50/102
- CPC H01M4/36
- C01B32/21
- H01M4/587
- H01M10/0525
- CPC H01M4/366
- H01M4/58
- H01M10/052
- H01M10/0567
- H01M10/0568
- CPC H01M4/5825
- H01M4/80
- H01M4/04
- H01M4/66
- H01M4/76
- CPC H01M4/808
- H01M50/107
- H01M50/213
- H01M10/0569
- H01M4/38
- CPC H01M10/0569
- H01M10/42
- H01M50/403
- H01M50/449
- CPC H01M10/4235
- H01M10/48
- H01M50/538
- H01M50/567
- H01M50/578
- CPC H01M10/486
- H01M10/6555
- H01M10/647
- H01M10/6557
- H01M50/103
- H01M50/209
- H01M50/342
- CPC H01M10/6555
- H01M50/244
- H01M50/105
- CPC H01M50/244
- H01M50/298
- H01M50/202
- CPC H01M50/298
- H01M50/533
- H01M50/15
- H01M50/583
- CPC H01M50/533
- H01M50/569
- H01M50/188
- H01M50/593
- CPC H01M50/569
- H01M50/636
- H01M50/186
- CPC H01M50/636
- H02J7/00
- CPC H02J7/0019
- H01M10/44
- H01M10/46
- CPC H02J7/007182
