Abstract: A battery pack includes a pack tray; and at least one battery module provided on the pack tray. The at least one battery module includes a battery cell assembly mounted on the pack tray and including at least one battery cell; a pair of side plates provided on both side surfaces of the battery cell assembly to support the battery cell assembly and fixed to the pack tray; and a band unit connected to the pair of side plates and configured to at least partially cover an upper side and a lower side of the battery cell assembly.

Abstract: A battery module includes a sub module including a cell stack assembly having a plurality of battery cells; a module housing configured to accommodate the sub module; a front sealing plate configured to cover an opening at one longitudinal side of the module housing and having an inlet through which a cooling liquid is introduced; a rear sealing plate configured to cover an opening at the other longitudinal side of the module housing and having an outlet through which the cooling liquid is discharged; and a pair of terminal assemblies. The pair of terminal assemblies include an outer terminal located at an outer side of the front sealing plate, a stud inserted into a terminal hole formed in the front sealing plate, and a terminal spacer interposed between an inner surface of the terminal hole and the stud.

Abstract: A battery module includes a sub module including a cell stack assembly having a plurality of battery cells; a module housing configured to accommodate the sub module; a front sealing plate configured to cover an opening at one longitudinal side of the module housing and having an inlet for introducing an insulating cooling liquid; a rear sealing plate configured to cover an opening at the other longitudinal side of the module housing and having an outlet for discharging the insulating cooling liquid; and a sensing assembly configured to sense voltage of the battery cell.

Abstract: A battery module includes a sub module including a cell stack assembly having a plurality of battery cells and a flow path spacer interposed between adjacent battery cells and having a cooling liquid flow path for allowing an insulating cooling liquid to flow in direct contact with the battery cells; a module housing configured to accommodate the sub module; a front sealing plate configured to cover an opening at one longitudinal side of the module housing and having an inlet for introducing the insulating cooling liquid; and a rear sealing plate configured to cover an opening at the other longitudinal side of the module housing and having an outlet for discharging the insulating cooling liquid.

Abstract: A battery module includes a sub module including a cell stack assembly having a plurality of battery cells and a cooling fin interposed between adjacent battery cells; a module housing configured to accommodate the sub module; a front sealing plate configured to cover an opening at one longitudinal side of the module housing and having a cooling liquid inlet; a rear sealing plate configured to cover an opening at the other longitudinal side of the module housing and having a cooling liquid outlet; and a sensing assembly configured to sense voltage of the battery cell.

Abstract: A battery module includes: a cell stack defined by a plurality of battery cells each including a positive electrode lead, a negative electrode lead, and at least one of a sensing negative electrode lead and a sensing positive electrode lead; a bus bar assembly including a plurality of connection bus bars electrically connected to one of the positive and negative electrode leads, a plurality of sensing bus bars electrically connected to the sensing negative electrode lead or the sensing positive electrode lead, and a plurality of bus bar frames including a connection accommodating portion for receiving one of connection bus bars and a sensing accommodating portion for receiving one of sensing bus bars; and a sensing assembly including a sensing frame that receives a circuit board electrically connected to the plurality of connection bus bars and the plurality of sensing bus bars.

Abstract: A battery module including: a sub-module, the sub-module including a cell stack including a plurality of battery cells and a plurality of cooling fins located between adjacent battery cells, a front bus bar frame assembly coupled to a first side of the cell stack in a longitudinal direction of the cell stack, and a rear bus bar frame assembly coupled to a second side of the cell stack in the longitudinal direction of the cell stack; a housing accommodating the sub-module; a front sealing plate covering an opening on a first side of the housing in a longitudinal direction of the housing and including an insulating oil inlet; and a rear sealing plate covering an opening on a second side of the housing in the longitudinal direction of the housing and including an insulating oil outlet.

Abstract: A battery module including: a sub-module including a cell stack including a plurality of battery cells and cooling fins located between adjacent battery cells, front and rear bus bar frames coupled to first and second sides of the cell stack in a longitudinal direction of the cell stack, respectively; a housing including a main housing accommodating the sub-module, lower and upper covers covering a lower opening and an upper opening, respectively, of the main housing; an insulating oil inlet passing through a first side of the main housing in a longitudinal direction of the main housing and configured to supply insulating oil into a receiving space of the sub-module; and an insulating oil outlet passing through a second side of the main housing in the longitudinal direction of the main housing and configured to discharge the insulating oil from the receiving space of the sub-module.

Abstract: Disclosed is a battery module including a module housing capable of effectively increasing an energy density while improving the heat dissipation efficiency. The battery module includes a cell assembly having a plurality of secondary batteries; and a module housing having at least one sidewall to accommodate the cell assembly in an inner space defined by the sidewall and having a cooling channel embedded in the sidewall.

Abstract: A battery module comprises a sub module; a module housing configured to accommodate the sub module; a front sealing plate configured to cover a front opening of the module housing; and a rear sealing plate configured to cover a rear opening of the module housing. The sub module includes a cell stack assembly, a front bus bar frame assembly coupled to a front end of the cell stack assembly adjacent to the front opening of the module housing, and a rear bus bar frame assembly coupled to a rear end of the cell stack assembly adjacent to the rear opening of the module housing. The sub module includes a plurality of battery cells and a channel spacer interposed between adjacent battery cells. The front sealing plate has an inlet for introducing an insulation cooling liquid, and the rear sealing plate has an outlet for discharging the insulation cooling liquid.

Abstract: Discussed is a battery pack that can include a plurality of battery modules each including at least one battery cell, a pack housing supporting the plurality of battery modules, and a plurality of mounting units coupled to the pack housing, located between the plurality of battery modules, and configured to press the plurality of battery modules toward the pack housing.

Abstract: A battery module comprises a cell stack assembly, a front bus bar frame, and a rear bus bar frame. The cell stack assembly includes a plurality of battery cells and a plurality of fluid passage spacers located between adjacent battery cells. The front bus bar frame assembly is coupled to a side of the cell stack assembly along a longitudinal direction and includes a module inlet through which insulating oil for cooling of the plurality of battery cells is supplied to the plurality of fluid passage spacers. The rear bus bar frame assembly is coupled to the opposite side of the cell stack assembly along the longitudinal direction and includes a module outlet through which insulating oil passing through the module inlet and the plurality of fluid passage spacers is discharged.

Abstract: A battery module includes a plurality of battery cell assemblies, each battery cell assembly including at least one battery cell, and a module frame extending in a longitudinal direction of the plurality of battery cell assemblies, the module frame accommodating therein the plurality of battery cell assemblies in a row in the longitudinal direction.

Abstract: Disclosed is a battery module, which includes a pouch-type battery cell; a voltage sensor configured to sense a voltage of the battery cell; and a sensing wire configured to connect the battery cell and the voltage sensor, wherein the battery cell includes a sensing lead connected to an electrode tab, and wherein the sensing lead is exposed to the outside through a sensing hole formed in a sealing portion of the pouch cell.

Abstract: A pouch type secondary battery in which an electrode lead of the pouch type secondary battery and an electrode lead of an adjacent different pouch type secondary battery are welded together to construct a battery module is provided. The electrode lead of the pouch type secondary battery includes a length extended part so that, after cutting a welded part of the electrode leads of the pouch type secondary battery and the adjacent different pouch type secondary battery to form electrode leads of remaining length, the electrode leads of remaining length are welded together again. A battery module and method of reusing the battery module are also provided.

Abstract: A pouch type secondary battery in which an electrode lead of the pouch type secondary battery and an electrode lead of an adjacent different pouch type secondary battery are welded together to construct a battery module is provided. The electrode lead of the pouch type secondary battery includes a length extended part so that, after cutting a welded part of the electrode leads of the pouch type secondary battery and the adjacent different pouch type secondary battery to form electrode leads of remaining length, the electrode leads of remaining length are welded together again. A battery module and method of reusing the battery module are also provided.

Abstract: A battery module has a structure capable of preventing spread of flames when fire breaks out in the battery module, and more particularly a battery module including a plurality of battery cell module assemblies, each of the battery cell module assemblies including battery cells arranged in tight contact with each other, a side plate electrically connected to electrode leads of the battery cell module assemblies, a duct disposed outside the side plate, and a gas cutoff structure disposed in the duct, wherein the plurality of battery cell module assemblies is disposed so as to have a space therebetween.

Abstract: A battery module according to an embodiment of the present disclosure includes a plurality of battery cells and a bus bar assembly configured to electrically connect the electrode leads of the battery cells, and the bus bar assembly includes a bus bar frame configured to cover one side of the battery cells, a plurality of lead slots through which the electrode leads pass, a sensing bus bar connected to the electrode leads, and an elastic guider disposed at both left and right sides of the sensing bus bar in a left and right direction of the bus bar frame.

Abstract: Discussed is a battery pack provided in a vehicle, the battery pack including a pack tray mounted on the vehicle; and at least one battery module provided on the pack tray, wherein the at least one battery module includes: at least one battery cell assembly mounted on the pack tray, and including at least one battery cell; and a plurality of side plates provided on opposite side surfaces of the at least one battery cell assembly to support the at least one battery cell assembly, the plurality of side plates being fixed to the pack tray, and wherein each of the plurality of side plates includes: a support portion supporting the at least one battery cell assembly; and a fixed portion extending from the support portion, and fixed to the pack tray.

Abstract: A battery module according to an embodiment of the present disclosure includes a plurality of battery cells and a bus bar assembly configured to electrically connect the electrode leads of the battery cells, and the bus bar assembly includes a bus bar frame configured to cover one side of the battery cells, a plurality of lead slots through which the electrode leads pass, a sensing bus bar connected to the electrode leads, and an elastic guider disposed at both left and right sides and a rear side of the sensing bus bar in a left and right direction and a front and rear direction of the bus bar frame.