Abstract: A battery module includes a battery cell assembly formed by stacking two or more columns of longitudinal unit cells, each of which is composed of two or more battery cells arranged in a line in a longitudinal direction and connected, a hollow center guard disposed at a connection position of end portions of the battery cells, which face each other in the longitudinal direction, in the longitudinal unit cell, and a module case in which the battery cell assembly and the hollow center guard are accommodated, wherein a first venting hole communicating with a hollow of the hollow center guard is provided in a sidewall of the hollow center guard, and a second venting hole communicating with the hollow of the hollow center guard is provided in the module case configured to cover an upper portion of the hollow center guard. A battery pack includes the battery module.

Abstract: Provided is a novel compound capable of improving the luminous efficiency, stability and life span of a device, an organic electric element using the same, and an electronic device thereof.

Abstract: The battery pack includes a plurality of battery module accommodating a plurality of battery cells; a pack case in which the plurality of battery modules are stacked in a horizontal direction; and a retention bar extending along the stacking direction of the battery modules and is coupled to the pack case while pressing an upper surface of opposite sides of the stacked battery modules.

Abstract: A battery module includes a first battery cell assembly in which battery cells are stacked in the thickness direction of the battery cell, a second battery cell assembly in which each battery cell is stacked in a row in the longitudinal direction of the battery cell in the same number as the number of battery cells stacked in the first battery cell assembly, and a module case accommodating the first and second battery cell assembly. The battery cells of the first battery cell assembly are electrically connected to each other, and the battery cells of the second battery cell assembly are electrically connected to each other, but the battery cells are not electrically connected to each other between the first and second battery cell assemblies. Additionally, a battery pack includes the battery module.

Abstract: A battery module includes a structure so that gas or flame generated inside the battery module may be discharged stably. The battery module includes a cell assembly having at least one battery cell; a module case configured to accommodate the cell assembly in an inner space thereof and have a venting hole formed therein to discharge a venting gas generated from the cell assembly; and a venting unit provided at an outer side of the module case and configured to include an outer housing and an inner housing made of different materials, the venting unit being configured such that the venting gas discharged from the venting hole is introduced therein to flow along a surface of the inner housing and is discharged to the outside.

Abstract: Provided are a battery pack with increased space efficiency of an installation site and a vehicle including the battery pack. The battery pack includes at least one battery module; and a cooling unit having a refrigerant passage configured to allow a refrigerant to flow therein, having a plate shape such that the at least one battery module is mounted thereon, and including at least one of a convex part in which a part on which the battery module is not mounted is convex in an upper direction, and a concave part in which another part on which the battery module is not mounted is concave in a lower direction.

Abstract: The present invention relates to a battery pack having a refrigerant circulation channel, and more particularly to a battery pack having a refrigerant circulation channel provided in a pack case, the battery pack including at least one battery module; a pack case configured to receive the battery module therein; and a cooling unit located between an inside upper surface of the pack case and the battery module, the cooling unit being configured to discharge heat generated from the battery module, wherein the pack case is provided with a refrigerant circulation channel configured to supply and collect a refrigerant to and from the cooling unit.

Abstract: A battery module has increased safety against fire or gas explosion. The battery module includes: a plurality of battery cells; and a module housing including a cell receiver configured to accommodate the plurality of battery cells therein and including an outlet through which gas discharged from the plurality of battery cells is discharged, and a gas venting unit configured to cover a side of the cell receiver and including a gas inlet through which gas discharged from the outlet is introduced, a gas channel including a path through which gas introduced through the gas inlet moves, and a gas outlet communicating with the gas channel and provided at a position facing an outer circumferential portion of the cell receiver.

Abstract: A battery pack includes a plurality of battery modules; a base plate on which the plurality of battery modules are located; a front frame including a front cover portion covering a front of the base plate and a front plate portion extending rearward from one side of the front cover portion, wherein the front cover portion and the front plate portion are integrally formed; a rear frame having a rear cover portion covering a rear of the base plate, and a rear plate portion extending forward from one side of the rear cover portion, wherein the rear cover portion and the rear plate portion are integrally formed; a first side frame covering a left side of the base plate; and a second side frame covering a right side of the base plate.

Abstract: A battery pack includes a plurality of battery modules, each including battery cells, a module housing accommodating the battery cells and a gas venting channel in communication with an inside of the module housing; and a pack case accommodating the plurality of battery modules, the pack case including a top plate to cover upper parts of the plurality of battery modules, the top plate having a venting port, wherein the gas venting channel of each battery module is in communication with the venting port.

Abstract: A battery module includes a plurality of battery cells having electrode leads on at least one side; a module housing having an accommodation space in which the plurality of battery cells is received, the module housing including an exit port on the at least one side having the electrode leads of the plurality of battery cells, the exit port through gas vented from the plurality of battery cells exits; and a gas venting member configured to cover at least one side of the module housing, the gas venting member having a passage along which the gas coming out of the exit port moves.

Abstract: A battery pack includes a first battery module; a first top cover provided on the first battery module; a second battery module mounted on top of the first battery module on the first top cover; a second top cover provided on the second battery module; an inter-top cover part as a cooling device interposed between the first top cover and the second top cover, and including an inter-top cover part upper member and an inter-top cover part lower member joined to each other by brazing to form a cooling water passage space inside, and an inter-top cover part port for entry/exit of cooling water to/from the cooling water passage space; a lower gasket provided at a contact area between the first top cover and the inter-top cover part; and an upper gasket provided at a contact area between the second top cover and the inter-top cover part.

Abstract: A battery pack includes a plurality of battery modules, each including battery cells, a module housing accommodating the battery cells and a gas venting channel in communication with an inside of the module housing; and a pack case accommodating the plurality of battery modules, and having a gas movement passage within a pack frame which forms a wall. The gas venting channel of each battery module is in communication with the gas movement passage.

Abstract: A battery pack according to the present disclosure includes a first battery module; a first top cover provided on the first battery module; a second battery module mounted on top of the first battery module on the first top cover; a second top cover provided on the second battery module; an inter-top cover part acting as a cooling device interposed between the first top cover and the second top cover, includes a heatsink having a cooling water passage space, an inter-top cover part upper member in contact with an upper surface of the heatsink, and a heatsink port for entry/exit of cooling water to/from the cooling water passage space; a lower gasket provided at a contact area between the first top cover and the inter-top cover part; and an upper gasket provided at a contact area between the second top cover and the inter-top cover part.

Abstract: A battery module includes a case and a connection terminal including at least one pair of a positive electrode terminal and a negative electrode terminal disposed at a middle part of each of opposite side surfaces of the case. Each of the positive electrode terminal and the negative electrode terminal protrudes outwards. The positive electrode terminal, a gap between the positive electrode terminal and the negative electrode terminal, and the negative electrode terminal are disposed at equal intervals based on the center of the case.

Abstract: A battery module includes a battery cell stack constituted by stacked pouch-shaped battery cells, a busbar coupled to an electrode lead of each of the pouch-shaped battery cells, a housing configured to fix a position of the busbar, and a sensing unit coupled to the housing. The sensing unit is attached to a first surface of the housing that faces the battery cell stack and to a second surface of the housing, the second surface being an outer surface opposite to the first surface.

Abstract: A battery pack housing includes a lower case configured to receive a plurality of battery cells and an upper cover located on the lower case so as to be coupled to the lower case in order to inhibit fire spread when fire breaks out in a battery pack, wherein the lower case includes a lower case fastening portion formed at the edge of the lower case so as to protrude and extend outwards, the upper cover includes an upper cover fastening portion formed at the edge of the upper cover so as to protrude and extend outwards, the upper cover fastening portion being coupled to the lower case fastening portion, and the upper cover fastening portion includes a first bent portion formed as the result of the end of the upper cover fastening portion being bent downwards.

Abstract: The present invention relates to an electrode lead made of dissimilar metals and a method of manufacturing the same, and more particularly to an electrode lead including a first metal plate and a second metal plate, wherein a first metal constituting the first metal plate and second metals having a lower melting temperature than the first metal are mixed in the second metal plate in the state in which the second metals are dispersed, and a method of manufacturing the same.

Abstract: The present invention relates to a battery pack having a cooling unit provided outside a pack case, and more particularly a battery pack including a battery module (100) including one or more unit cells; a case (200) having a receiving portion configured to receive the battery module (100); a cooling unit (300) located at an outer bottom surface of the case (200); and a reinforcement member (400) configured to protect the cooling unit (300).

Abstract: An HV busbar configured to connect a plurality of battery modules to each other, has a conductor including a first metal plate and a second metal plate and an insulative resin coating layer on the outer circumferential surface of the conductor, wherein a first metal constituting the first metal plate and second metals having a lower melting temperature than the first metal are mixed in the second metal plate in the state in which the second metals are dispersed.