公开(公告)号：US20220359928A1

公开(公告)日：2022-11-10

申请号：US17736149

申请日：2022-05-04

Applicant: SK On Co., Ltd.

Inventor： Seo Roh RHEE ,  Yang Kyu CHOI ,  Ji Eun KANG ,  Seok Min KIM ,  Sung Chul PARK ,  Ha Chul JEONG

IPC: H01M10/6551 ,  H01M50/211 ,  H01M10/653 ,  H01M50/271 ,  H01M10/613 ,  H01M10/647

Abstract: Provided is a battery module having a bidirectional cooling structure. The A battery module comprising: a module case comprising an upper cover plate and a lower cover plate; and at least two pouch cells accommodated in the module case, respectively including sealed portions on three sides thereof, wherein among the sealed portions, a sealed portion from which no electrode lead protrudes is folded in one direction, and the folded sealed portion is positioned on a side of the upper cover plate or the lower cover plate of the module case, wherein a thermal adhesive is attached directly to a pouch side of at least one of the at least two pouch cells located in a direction opposite to a folding direction of the folded sealed portion.

公开(公告)号：US20240204348A1

公开(公告)日：2024-06-20

申请号：US18539080

申请日：2023-12-13

Applicant: SK ON CO., LTD.

Inventor： Seok Min KIM

IPC: H01M50/383 ,  H01M10/613 ,  H01M10/658 ,  H01M50/211

CPC classification number: H01M50/383 ,  H01M10/613 ,  H01M10/658 ,  H01M50/211

Abstract: A battery pack is disclosed. In some embodiments of the disclosed technology, a battery pack including: one or more battery modules, each battery module including: one or more battery cells; and a module case accommodating the one or more battery cells therein and a base panel forming a lower surface of the module case; and an accommodating panel forming a bottom surface of a module accommodating space for accommodating the one or more battery modules, wherein the accommodating panel includes: a first bottom surface positioned to face each of the base panels; and a second bottom surface including a heat resistance portion which is connected to at least a part of the first bottom surface and configured to reduce conduction of heat generated from any one of the battery modules to another adjacent battery module through the first bottom surface.

公开(公告)号：US20230155210A1

公开(公告)日：2023-05-18

申请号：US18099262

申请日：2023-01-20

Applicant: SK ON CO., LTD.

Inventor： Hae Ryong JEON ,  Seok Min KIM ,  Seok Hwan LEE ,  Seung Hoon JU ,  Ha Neul CHOI

IPC: H01M10/6556 ,  H01M10/613 ,  H01M10/653 ,  H01M10/6555 ,  H01M10/42 ,  H01M50/505

CPC classification number: H01M10/6556 ,  H01M10/613 ,  H01M10/653 ,  H01M10/6555 ,  H01M10/425 ,  H01M50/505 ,  H01M50/278

Abstract: A battery module includes a cell unit, including a plurality of battery cells disposed on both surfaces of a unit plate, and a case accommodating the cell unit and provided with a cooling device on at least one surface of the case. The unit plate includes a plurality of receiving spaces formed by a plate portion, having a flat surface, and a side portion protruding upwardly and downwardly of the plate portion from both sides of the plate portion. The plurality of battery cells are received in each of the receiving spaces.

公开(公告)号：US20230110119A1

公开(公告)日：2023-04-13

申请号：US18081041

申请日：2022-12-14

Applicant: SK ON CO., LTD

Inventor： Gyu Jin CHUNG ,  Seok Min KIM ,  Ji Seok LEE

IPC: H01M10/6551 ,  H01M50/503 ,  H01M50/507 ,  H01M50/531 ,  H01M50/204 ,  H01M50/271 ,  H01M50/516

Abstract: A battery module including: a battery stack of battery cells having opposite ends to which a plurality of electrode tabs are connected; end-side bus bar assemblies formed at opposite ends of the battery stack, respectively, and electrically connecting the electrode tabs of the battery cells; and a case accommodating the battery stack and the end-side bus bar assemblies.

公开(公告)号：US20240380022A1

公开(公告)日：2024-11-14

申请号：US18656596

申请日：2024-05-07

Applicant: SK On Co., Ltd.

Inventor： Jung Hun OH ,  Seok Min KIM

IPC: H01M10/6552 ,  H01M10/615 ,  H01M10/653 ,  H01M10/6554 ,  H01M50/249

Abstract: A battery cell of the present disclosure includes an electrode assembly including a cathode, an anode, and a separator; an exterior material accommodating the electrode assembly therein; a notch portion recessed from an inner surface of the exterior material toward the outside and provided in the form of a groove; and a protrusion portion corresponding to the notch portion on an outer surface of the exterior material provided in an opposite direction of the inner surface and protruding toward the outside.

公开(公告)号：US20230111662A1

公开(公告)日：2023-04-13

申请号：US18081854

申请日：2022-12-15

Applicant: SK On Co., Ltd.

Inventor： Hae Ryong JEON ,  Seok Min KIM ,  Myeong Hwan Ma ,  Seo Roh RHEE ,  Seung Hoon JU ,  Yang Kyu CHOI ,  Dong Ha HWANG

IPC: H01M10/6554 ,  H01M10/653 ,  H01M10/613 ,  H01M50/20

Abstract: A battery module according to an embodiment of the present disclosure includes a plurality of secondary battery cells; and a housing member including a cooling plate member, and a heat conductive member provided between the secondary battery cells and the cooling plate member to form a heat path for transferring heat from the secondary battery cells to the cooling plate member, the housing member having the plurality of secondary battery cells accommodated therein, wherein the heat conductive member is comprised such that a portion of the heat conductive member in contact with a secondary battery cell that is supercooled has a lower thermal conductivity than a remaining portion of the heat conductive member.