Sk on Co., Ltd.

Korea Advanced Institute of Science and Technology

Sk Innovation Co., Ltd.

Yang Kyu Choi

Seo Roh Rhee

Seung Hoon Ju

Hae Ryong Jeon

Seok Min Kim

Dong Ha Hwang

Myeong Hwan Ma

Sol San Son

Ha Chul Jeong

Young Sun Choi

Ji Seok Lee

Gyu Jin Chung

Eun Jeong Choi

Sang Yup Lee

Tae Il Kim

Jun-Bo Yoon

Byung Chul Lee

Seung Hun Lee

Dong Hun Lim

Ha Neul Choi

Tae Jung Park

Dong Il Lee

Kang Gu Lee

Jeong Oen Lee

Ji San Kim

Tak Kyung Yoo

Myeong Lok Seol

Bon Sang Gu

Jae Hyuk Ahn

Joon Kyu Han

Dong Ll Lee

A battery module including a cell stack including a plurality of battery cells that are stacked on top of one another, the plurality of battery cells including electrode leads, at least one bus bar structured to provide a plurality of through-slits into which the electrode leads are inserted, and a bus bar frame coupled to the at least one bus bar, the bus bar frame having a plurality of through-holes in which the electrode leads are disposed. Each of the through-slits may include a first guide portion structured to include a first space wider than a width of a corresponding through-slit for a corresponding electrode lead to be inserted toward the through-slit, and the bus bar frame may include a second guide portion structured to include a second space that extends from the first space and has a width wider than the first space.

Battery module

A battery module includes a plurality of pouch-type battery cells, each of the pouch-type battery cells including an electrode assembly, a pouch, and electrode leads, the pouch including at least one electrode accommodation portion and a sealing portion; and a bus bar assembly having at least one conductive bus bar, wherein the electrode accommodation portion includes a body portion having a width greater than a height thereof, and an extension portion extending in a height direction and protruding from a central portion of the body portion, wherein the electrode leads are extending in the height direction, wherein the bus bar is coupled to the electrode leads in a vertical direction of the pouch-type battery cell, and wherein the upper end of the bus bar in the height direction is lower than an upper end of an extension portion of the pouch.

Battery module and battery pack having the same

A ternary logic element including a transistor and a switching element. The transistor includes a channel layer including silicon, an input electrode, an output electrode, and a control electrode. The switching element includes an emitter, a base extending from the emitter, and a collector extending from the base. When a first control voltage is applied to the control electrode, the ternary logic element outputs a first voltage, and when a second control voltage different from the first control voltage is applied to the control electrode, the ternary logic element outputs a second voltage different from the first voltage, and when a third control voltage different from the first control voltage and the second control voltage is applied to the control electrode, the ternary logic element outputs a third voltage different from the first voltage and the second voltage.

Ternary logic element and ternary logic system including same

A battery pack includes a plurality of battery modules including a first battery module and a second battery module; and a busbar electrically connecting the first battery module and the second battery module, wherein the first battery module or the second battery module includes a vent hole in a portion corresponding to a portion of the busbar.

Battery pack

A battery module includes a plurality of battery sub-packing units including at least one battery cell and a case in which the at least one battery cell is accommodated, and a body frame unit surrounding upper portions and outermost side portions of the plurality of battery sub-packing units, where lower portions of the plurality of battery sub-packing units are directly exposed to the outside.

The present invention provides a battery module, which includes: a battery group formed by stacking a plurality of battery cells, each of which includes electrode tabs; a cooling housing including a cooling plate located corresponding to one side of sides of the battery group, in which the electrode tabs are not extended, and side plates located on both sides of the battery group perpendicular to the one side of the sides, thus to house the battery group; a cover plate located on the other side of the battery group; and a front cover part and a rear cover part, which are located at outermost front and rear of the battery group on both sides in a direction in which the electrode tabs are extended.

Battery module and manufacturing method thereof

A pouch-type battery cell includes an electrode assembly, a pouch having at least one electrode accommodation portion accommodating the electrode assembly therein and a sealing portion for sealing the electrode assembly, and electrode leads electrically connected to the electrode assembly and exposed externally of the pouch through the sealing portion, wherein the electrode accommodation portion includes a body portion of which a width is greater than a height thereof, and an extension portion extending from a central portion of the body portion in a width direction to one side and having a width narrower than the width of the body portion, the electrode leads are disposed outside the extension portion in the width direction, and an end of the electrode leads has a height lower than an outer portion of the pouch.

Pouch-type battery cell

A battery module includes: a plurality of secondary battery cells; and a housing unit having an internal space in which the plurality of secondary battery cells are accommodated and including a plate member extending a flame or gas path.

A battery module includes a plurality of secondary battery cells, a housing member accommodating a plurality of the secondary battery cells therein, and an insulating member disposed on an inner surface of the housing member, preventing flow of electrical current to the housing member, having a heat transfer function to discharge heat of the secondary battery cell externally, and formed to have a predetermined thickness.

A battery sub-packing unit includes at least one battery cell; and a case accommodating the at least one battery cell, wherein the case comprises an end panel on which an electrode tab of the at least one battery cell is fastened to extend into an external space, and having a lower end portion in which a sub-vent hole is formed for communication between the external space and an internal space in which the at least one battery cell is disposed.

Battery sub-packing unit

A secondary battery may include a cell body member accommodating an electrode assembly therein; and a heat conductive member disposed between the cell body member and a cooling plate member to form a heat path for transferring heat from the cell body member, wherein the heat conductive member is in contact with the cooling plate member, and wherein a contact area of the cooling plate member and the heat conductive member is smaller than a cross-sectional area of the cell body member parallel to a thickness direction of the electrode assembly.

Secondary battery and battery module having thereof

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.

A bus bar includes terminal portions disposed at both ends, respectively; a plurality of bridges disposed between the terminal portions to electrically connect the terminal portions, and to be sequentially fused when an overcurrent flows. The plurality of bridges may be configured to have different resistance values, respectively.

Bus bar and battery pack including the same

A secondary battery may include a cell body member accommodating an electrode assembly therein, including three sealing sides and provided adjacently to a cooling plate member; and wherein the cell body member, in contact with a heat conductive member on a lower surface thereof comprises a surface area-increasing groove formed to be concave in the lower surface thereof and the lower surface is a region in which a sealing portion is not formed, wherein the heat conductive member provided in at least a portion between the cell body member and the cooling plate member to form a heat path for transferring heat from the cell body member to the cooling plate member, wherein the surface area-increasing groove includes a curved-region in a cross section in a thickness direction of the cell body member, wherein the curved-region is in contact with the heat conductive member.

Growing community of inventors

Daejeon, South Korea

Yang Kyu Choi