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41. 发明公开

EP4053980A1 BATTERY PACK AND ELECTRIC VEHICLE 审中-实审
公开(公告)号：EP4053980A1
公开(公告)日：2022-09-07
申请号：EP20889809.8
申请日：2020-10-22
申请人： BYD Company Limited
发明人： HE, Long , SUN, Huajun , ZHU, Yan , TAN, Liangwen , WAN, Long
IPC分类号： H01M50/209 , H01M10/613
摘要： This application relates a battery pack and an electric vehicle. The battery pack includes a housing provided with a bottom surface and a top surface. A battery assembly is arranged in the housing. The battery assembly includes a structural reinforcing member and a cell sequence formed by connecting multiple cells. An outer surface of the cell includes a bottom surface, a top surface, first side surfaces, and two opposing second side surface. The bottom surface of the cell faces the bottom surface of the housing, and the top surface of the cell faces the top surface of the housing. The first side surface has a largest area. The multiple cells are arranged with second side surfaces thereof facing each other to form the cell sequence, and the structural reinforcing member is fixedly bonded with a first side surface of each cell in the cell sequence. The battery assembly abuts with the bottom surface of the housing to be supported in the housing.

42. 发明公开

EP3783688A1 BATTERY PACK, VEHICLE, AND ENERGY STORAGE DEVICE 审中-实审
公开(公告)号：EP3783688A1
公开(公告)日：2021-02-24
申请号：EP19909473.1
申请日：2019-06-21
申请人： BYD Company Limited
发明人： HE, Long , SUN, Huajun , JIANG, Wenfeng , LU, Zhipei , ZHENG, Weixin , TANG, Jianglong , ZHU, Yan , WANG, Xinyue , HE, Kefeng
IPC分类号： H01M2/10
摘要： A battery pack, a vehicle, and an energy storage device are provided. The battery pack includes a cell array and a support member, where the cell array includes a plurality of cells, the cell has a first dimension, and the first dimension is a maximum spacing between two imaginary parallel planes sandwiching the cell; and at least one of the cells 600 mm≤first dimension≤2500 mm the at least one cell includes a casing and a core located inside the casing, a supporting region is formed on the casing, and the cell is connected to the support member through the supporting region and is supported by the support member. The support member is connected to the supporting region to support the cell.

43. 发明公开

EP3008765A1 BATTERY COVER PLATE ASSEMBLY AND BATTERY HAVING THE SAME 有权
标题翻译：电池盖板组件和具有相同的电池
公开(公告)号：EP3008765A1
公开(公告)日：2016-04-20
申请号：EP14837530.6
申请日：2014-08-22
申请人： BYD Company Limited
发明人： HE, Long , WANG, Haiquan , XIAO, Hong , GOU, Deding
IPC分类号： H01M2/04
CPC分类号： H01M2/0404 , H01M2/06 , H01M2/22 , H01M2/30 , H01M2220/30
摘要： A battery cover plate assembly and a battery having the same are provided. The battery cover plate includes: a cover plate (1); an insulation sheet (3) comprising an insulation sheet body (30) defining first and second ends (301, 302) and a limitation portion (31) disposed at the second end (302) of the insulation sheet body (30) and defining a limitation space (32) with a lower surface of the insulation sheet body (30); and a negative connection sheet (2) comprising a riveting portion (21) and a negative tab connection portion (22) defining a limitation end (221), in which the riveting portion (21) is connected with the insulation sheet (3) and the cover plate (1) via a rivet (4), and the limitation end (221) is inserted into the limitation space (32).
摘要翻译：提供了一种电池盖板组件和具有该电池盖板组件的电池。该电池盖板包括：盖板（1）; 绝缘片（3），其包括限定第一端和第二端（301,302）的绝缘片主体（30）和设置在绝缘片主体（30）的第二端（302）处的限制部分（31）限制空间（32）与绝缘片体（30）的下表面接触; 和负极连接片（2），所述负极连接片（2）包括限定端部（221）的铆接部分（21）和负极片连接部分（22），铆接部分（21）与绝缘片（3）连接，所述盖板（1）通过铆钉（4）连接，所述限位端（221）插入所述限位空间（32）内。

44. 发明公开

EP2956970A1 SOLAR CELL SUPPORT ASSEMBLY 审中-公开
标题翻译：太阳能电池支持组件
公开(公告)号：EP2956970A1
公开(公告)日：2015-12-23
申请号：EP14797737.5
申请日：2014-05-14
申请人： BYD Company Limited
发明人： LI, Guangdi , HUANG, Yaoqin , WANG, Hongbin , HE, Long , XU, Jiaolian , XIE, Yong
IPC分类号： H01L31/042 , F24J2/54 , H02S20/32 , H02S20/30
CPC分类号： H02S20/32 , F24S30/455 , F24S2030/131 , F24S2030/14 , F24S2030/18 , H02S20/30 , Y02E10/47
摘要： A solar cell support assembly includes: a plurality of support bases; a rotation shaft rotatably supported on the support bases; a frame connected to the rotation shaft to rotate with the rotation shaft and swung with respect to the rotation shaft in a pitch direction to change a pitch angle formed between the rotation shaft and the frame, the frame defining a first portion located above the rotation shaft and a second portion located below the rotation shaft; and a adjusting device disposed between the frame and the rotation shaft to adjust the pitch angle.
摘要翻译：太阳能电池支撑组件包括：支撑件（4）; 可旋转地支撑在支撑件（4）上的旋转轴（1）; 与旋转轴（1）连接并与旋转轴（1）一起旋转并且相对于旋转轴（1）在俯仰方向上摆动以改变旋转轴（1）之间形成的俯仰角的框架（2）和所述框架（2），所述框架（2）限定位于所述旋转轴（1）上方的第一部分和位于所述旋转轴（1）下方的第二部分; 以及设置在框架（2）和旋转轴（1）之间以调节俯仰角的调节装置。

45. 发明公开

EP2260129A1 COMPOSITE COMPOUND WITH MIXED CRYSTALLINE STRUCTURE 审中-公开
标题翻译：混晶混合连接
公开(公告)号：EP2260129A1
公开(公告)日：2010-12-15
申请号：EP08715127.0
申请日：2008-02-29
申请人： BYD Company Limited
发明人： CHENG, Tangli , HE, Long , JIANG, Zhanfeng , TIAN, Ye , LIU, Junfeng
IPC分类号： C30B29/22 , H01M4/58 , H01M4/48 , C01B25/45
CPC分类号： C01B25/45 , C01G23/002 , C01G25/006 , C01G31/006 , C01G33/006 , C01G45/1221 , C01G49/009 , C01G51/44 , C01G53/44 , C01P2002/72 , C01P2006/40 , H01M4/136 , H01M4/364 , H01M4/5825 , H01M4/625 , H01M10/052
摘要： Described is a composite lithium compound having a mixed crystalline structure. Such compound was formed by heating a lithium compound and a metal compound together. The resulting mixed metal crystal exhibits superior electrical property and is a better cathode material for lithium secondary batteries.

46. 发明公开

EP2122740A1 STACKED-TYPE LITHIUM ION BATTERY 有权
标题翻译：锂离子电池堆叠式
公开(公告)号：EP2122740A1
公开(公告)日：2009-11-25
申请号：EP07816992.7
申请日：2007-09-27
申请人： Byd Company Limited
发明人： HE, Long , TANG, Jianhua , MA, Xiaopeng
IPC分类号： H01M10/40 , H01M2/14
CPC分类号： H01M10/0525 , H01M2/14 , H01M2/1686 , H01M2/18 , H01M10/0585
摘要： A stacked-type lithium ion battery, comprising a core, a battery shell, and a cover plate; said core is placed in the battery shell, said cover plate is coupled to the battery shell in a sealed manner; said core comprises a plurality of layers of positive plates, negative plates, and membranes that are stacked together with each other, and the membrane is between the positive plate and the negative plate; wherein at least two membranes are in a 5-175° included angle between their tensile directions. Since the tensile directions of the membranes are different, the overall tensile strengths of the battery in all tensile directions are essentially same; therefore, the phenomenon of short circuit in the battery resulted from membrane rupture in lower tensile strength directions can be prevented, and the battery safety performance is greatly enhanced.

47. 发明公开

EP4369497A2 BATTERY PACK AND ELECTRIC VEHICLE 审中-公开
公开(公告)号：EP4369497A2
公开(公告)日：2024-05-15
申请号：EP24167375.5
申请日：2019-06-21
申请人： BYD Company Limited
发明人： HE, Long , SUN, Huajun , JIANG, Wenfeng , LU, Zhipei , ZHENG, Weixin , TANG, Jianglong , ZHU, Yan , WANG, Xinyue , HE, Kefeng
IPC分类号： H01M50/249
CPC分类号： B60K1/04 , B60K2001/043820130101 , H01M50/249 , H01M2220/2020130101 , H01M50/131 , H01M50/209 , H01M50/103 , H01M50/367 , H01M10/6554 , H01M10/6556 , H01M10/6567 , H01M10/6568 , H01M10/6569 , H01M10/625 , H01M50/119 , Y02E60/10
摘要： A battery pack and an electric vehicle are provided. The battery pack includes a housing; anda plurality of cells, provided in the housing, each cell comprises a cell body having a length L, a width H, a thickness D and a volume V, and the thickness D of the cell body and the volume V of the cell body satisfy D/V= 0.0000065 mm-2-0.00002 mm-2; wherein the battery pack has a first direction and a second direction perpendicular to each other; a length direction of the cell is arranged along the first direction of the battery pack, and the plurality of cells are arranged along the second direction of the battery pack; the housing accommodates only one cell along the first direction; and the cell comprises a cell body, and the length of the cell body is 600-2500 mm.

48. 发明公开

EP4369494A2 CELL FOR A BATTERY PACK, BATTERY PACK AND ELECTRIC VEHICLE 审中-公开
公开(公告)号：EP4369494A2
公开(公告)日：2024-05-15
申请号：EP24167371.4
申请日：2019-06-21
申请人： BYD Company Limited
发明人： HE, Long , SUN, Huajun , JIANG, Wenfeng , LU, Zhipei , ZHENG, Weixin , TANG, Jianglong , ZHU, Yan , WANG, Xinyue , HE, Kefeng
IPC分类号： H01M50/249
CPC分类号： B60K1/04 , B60K2001/043820130101 , H01M50/249 , H01M2220/2020130101 , H01M50/131 , H01M50/209 , H01M50/103 , H01M50/367 , H01M10/6554 , H01M10/6556 , H01M10/6567 , H01M10/6568 , H01M10/6569 , H01M10/625 , H01M50/119 , Y02E60/10
摘要： A cell for a battery pack, a battery pack and an electric vehicle are provided. The cell for a battery pack comprising: a cell body (110) having a length L, a width H, a thickness D, a surface area S and a volume V, the length L of the cell body being greater than the width H, and the width H of the cell body being greater than the thickness D, wherein the length L of the cell body is 400-1500 mm; and wherein the surface area S of the cell body (110) and the volume V of the cell body (110) satisfy: S/V= 0.1 mm-1-0.35 mm-1, and the length L of the cell body (110) and the surface area S of the cell body (110) satisfy: L/S= 0.002 mm-1-0.005 mm-1.

49. 发明公开

EP4329057A2 POWER BATTERY PACK AND ELECTRIC VEHICLE 审中-公开
公开(公告)号：EP4329057A2
公开(公告)日：2024-02-28
申请号：EP23220824.9
申请日：2019-06-21
申请人： BYD Company Limited
发明人： HE, Long , SUN, Huajun , JIANG, Wenfeng , LU, Zhipei , ZHENG, Weixin , TANG, Jianglong , ZHU, Yan , WANG, Xinyue , HE, Kefeng
IPC分类号： H01M50/103
摘要： The present invention basically relates to a power battery pack, configured to provide power for an electric vehicle and comprising: a pack body; a plurality of cells, disposed in the pack body, the cell having a length L 0 , a width H 0 , and a thickness D 0 , wherein L 0 >H 0 ≥D 0 ; when the power battery pack is placed on the electric vehicle, a length direction of the cell extends along a width direction or a length direction of the electric vehicle; when the length direction of the cell extends along the width direction of the electric vehicle, the length L 0 of the cell and a size W of a vehicle body of the electric vehicle in the width direction meet: 46%≤L 0 /W≤76%; or when the length direction of the cell extends along the length direction of the electric vehicle, the length L 0 of the cell and a size X of the vehicle body of the electric vehicle in the length direction meet: 40%≤L 0 /X≤76%, at least one of the cells, comprising a battery body, the battery body having a length L, a width H, a thickness D, and a volume V, the length L of the battery body being greater than the width H, and the width H of the battery body being greater than the thickness D, wherein the battery body meets: 400mm≤L≤2500mm and H/V=0.0001 mm -2 to 0.00015 mm -2 .

50. 发明公开

EP4060794A1 BATTERY PACK AND ELECTRIC VEHICLE 审中-实审
公开(公告)号：EP4060794A1
公开(公告)日：2022-09-21
申请号：EP20890804.6
申请日：2020-10-19
申请人： BYD Company Limited
发明人： HE, Long , SUN, Huajun , ZHU, Yan , TAN, Liangwen , WAN, Long
IPC分类号： H01M50/10 , H01M50/242
摘要： A battery pack and an electric vehicle are provided. The battery pack includes a casing and a battery assembly arranged inside the casing. The battery assembly includes a battery unit and a reinforcing member. The battery unit includes N cells. At least some of the cells in the battery unit are connected by M reinforcing members. An outer surface of each of the cells includes a bottom surface, a top surface, and side surfaces. The bottom surface of the cell faces a bottom surface of the casing. The side surfaces include a first side surface and two opposite second side surfaces. The first side surface has a largest area among the side surfaces. An area of the first side surface is greater than an area of the bottom surface and the area of the first side surface is greater than an area of the top surface. The N cells are arranged in sequence. The second side surfaces of two adjacent cells are arranged opposite to each other. The reinforcing member is fixedly bonded to the first side surface of each cell in Q adjacent cells. N>Q≥2.

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