Abstract: A power supply device includes: a power supply unit including at least one battery module; and a side reinforcement frame on a side surface of the power supply unit and surrounding a refrigerant pipe connected to a cooling passage of the at least one battery module.

Abstract: A battery module includes: a battery assembly; a main housing comprising a main edge part surrounding an accommodation space in which the battery assembly is located; a first plate comprising a first edge part coupled to the main edge part and a first exposure part exposed from the main edge part and defining one side of a cooling path for cooling the accommodation space; and a second plate facing the first plate and defining an other side of the cooling path, wherein a matching structure with the main edge part is formed at the first edge part.

Abstract: A rechargeable battery pack includes: a battery housing having an accommodation space; a plurality of cell modules in the accommodation space an having a plurality of unit battery cells connected to each other, and obliquely arranged; a holder part supporting the cell module inside the battery housing; and a bus bar at an upper side of the holder part and connecting electrode terminals of the unit battery cells, wherein the bus bar is between the cell modules at the upper side of the holder, and a lead part connected to the electrode terminal is obliquely protruded from at least one side of the bus bar.

Abstract: According to the present disclosure, a battery pack includes: a battery cell; and a measurement board configured to obtain state information of the battery cell, the measurement board including a measurement terminal which is arranged on a first surface of the battery cell and conductively connected to the first surface of the battery cell. According to the present disclosure, the battery pack has a structure improved for collecting state information such as battery cell voltages and temperatures, and thus manufacturing costs of the battery pack may be reduced.

Abstract: A power supply device includes: a power supply unit including at least one battery module; and a side reinforcement frame on a side surface of the power supply unit and surrounding a refrigerant pipe connected to a cooling passage of the at least one battery module.

Abstract: A battery module includes a module including a series of cell stacks, each having a series of unit cells arranged in a first direction, and an insulation member insulating at least one unit cell. The battery module also includes a module housing and a series of receiving parts in the module housing accommodating the cell stacks. Each receiving part includes a fixed wall around a respective cell stack and having a portion in contact with the cell stack. The fixed wall includes a pair of end walls at opposite ends of the receiving part in the first direction. The pair of end walls are configured to engage respective end surfaces of the corresponding cell stack in the first direction. The battery module also includes a cooling channel below a floor surface of the module housing for a coolant to flow to cool the receiving parts and the cells stacks.

Abstract: A battery pack includes: a plurality of battery cells each including a terminal surface on which a terminal unit is arranged, a bottom surface opposite the terminal surface, and first and second side surfaces connecting the terminal surface to the bottom surface; and pack cases accommodating the plurality of battery cells in two rows such that the bottom surfaces face each other, and including a flow path plate which is between the bottom surfaces of the battery cells in the two rows, and including a plurality of flow paths accommodating a flow of a cooling medium, and first and second tank plates which define first and second connection tanks, respectively, that are fluidly connected to the plurality of flow paths, and which extend across the flow path plate from upper and lower portions of the flow path plate, respectively, to cover the first and second side surfaces.

Abstract: A battery module includes: a cell stack including a plurality of unit cells arranged in a first direction; and an insulating member around the plurality of unit cells; a plurality of module housings, each of the module housings including a plurality of receiving parts and receiving the cell stack; and a coupling part, and each of the receiving parts includes a fixing wall around the cell stack and having at least a portion which is in contact with the cell stack, and the fixing wall includes end walls at respective sides of each of the receiving parts in the first direction to engage end surfaces of respective sides of the cell stack in the first direction, and the coupling part is configured to be coupled to the coupling part of an adjacent battery module.

Abstract: A battery pack includes a battery cell, an input/output terminal to/from which a charging/discharging current of the battery cell is to be inputted/outputted, and a connector detachably connected to the input/output terminal, and the input/output terminal includes a first hollow conductive member protruding in a first direction and a second hollow conductive member protruding to surround an outer periphery of the first hollow conductive member, the connector includes a central guide protruding in a second direction opposite to the first direction and a third hollow conductive member protruding to surround the outer periphery of the central guide, the central guide is fitted into a hollow portion of the first hollow conductive member, and the third hollow conductive member is fitted into a space between the first and second hollow conductive members and is electrically connected to the first and second hollow conductive members by an elastic connection member.

Abstract: A battery module includes a cell stack in which a plurality of unit cells including terminal parts are aligned in a first direction and an insulating member surrounds the plurality of unit cells; and a module housing in which a plurality of receiving parts, into each of which the cell stack is configured to be inserted, are provided and are aligned in a first direction and a second direction perpendicular to the first direction, wherein each of the plurality of receiving parts includes a fixing wall around the cell stack and having at least a portion which is in contact with the cell stack. The cell stacks adjacent to each other in the second direction are electrically connected to each other, and the cell stacks adjacent to each other in the first direction are electrically disconnected from each other, when not connected to an end module.

Abstract: According to the present disclosure, a battery pack includes: a battery cell; and a measurement board configured to obtain state information of the battery cell, the measurement board including a measurement terminal which is arranged on a first surface of the battery cell and conductively connected to the first surface of the battery cell. According to the present disclosure, the battery pack has a structure improved for collecting state information such as battery cell voltages and temperatures, and thus manufacturing costs of the battery pack may be reduced.

Abstract: A battery module includes a cell stack in which a plurality of unit cells including terminal parts are aligned in a first direction and an insulating member surrounds the plurality of unit cells; and a module housing in which a plurality of receiving parts, into each of which the cell stack is configured to be inserted, are provided and are aligned in a first direction and a second direction perpendicular to the first direction, wherein each of the plurality of receiving parts includes a fixing wall around the cell stack and having at least a portion which is in contact with the cell stack. The cell stacks adjacent to each other in the second direction are electrically connected to each other, and the cell stacks adjacent to each other in the first direction are electrically disconnected from each other, when not connected to an end module.

Abstract: A battery module includes a cell stack in which a plurality of unit cells including terminal parts are aligned in a first direction and an insulating member surrounds the plurality of unit cells; and a module housing in which a plurality of receiving parts, into each of which the cell stack is configured to be inserted, are provided and are aligned in a first direction and a second direction perpendicular to the first direction, wherein each of the plurality of receiving parts includes a fixing wall around the cell stack and having at least a portion which is in contact with the cell stack. The cell stacks adjacent to each other in the second direction are electrically connected to each other, and the cell stacks adjacent to each other in the first direction are electrically disconnected from each other, when not connected to an end module.

Abstract: A battery module includes: one or more cell assemblies; a main housing comprising a main boundary portion surrounding an accommodation space in which the one or more cell assemblies are positioned; a first plate comprising a first boundary portion coupled with the main boundary portion and a first exposure portion exposed from the main boundary portion and defining a side of a cooling fluid passage for cooling the accommodation space; and a second plate facing the first plate and comprising a second boundary portion coupled with the main boundary portion and a second exposure portion exposed from the main boundary portion and defining an other side of the cooling fluid passage.

Abstract: A battery pack includes a battery cell, an input/output terminal to/from which a charging/discharging current of the battery cell is to be inputted/outputted, and a connector detachably connected to the input/output terminal, and the input/output terminal includes a first hollow conductive member protruding in a first direction and a second hollow conductive member protruding to surround an outer periphery of the first hollow conductive member, the connector includes a central guide protruding in a second direction opposite to the first direction and a third hollow conductive member protruding to surround the outer periphery of the central guide, the central guide is fitted into a hollow portion of the first hollow conductive member, and the third hollow conductive member is fitted into a space between the first and second hollow conductive members and is electrically connected to the first and second hollow conductive members by an elastic connection member.

Abstract: A battery module includes a module including a series of cell stacks, each having a series of unit cells arranged in a first direction, and an insulation member insulating at least one unit cell. The battery module also includes a module housing and a series of receiving parts in the module housing accommodating the cell stacks. Each receiving part includes a fixed wall around a respective cell stack and having a portion in contact with the cell stack. The fixed wall includes a pair of end walls at opposite ends of the receiving part in the first direction. The pair of end walls are configured to engage respective end surfaces of the corresponding cell stack in the first direction. The battery module also includes a cooling channel below a floor surface of the module housing for a coolant to flow to cool the receiving parts and the cells stacks.

Abstract: A battery module includes: a plurality of cell stacks, each of the cell stacks including: a plurality of unit cells arranged in a first direction; and an insulation member around the plurality of unit cells; and a module housing, in which a plurality of receiving parts are provided, ones of the cell stacks from among the plurality of cell stacks being located in a receiving part from among the plurality of receiving parts, and each of the receiving parts includes a fixing wall, the fixing wall being around the cell stack received therein and being in contact with the cell stack, and the module housing includes end walls at respective sides of each of the receiving parts in the first direction to engage end surfaces of respective sides of the cell stack received in the respective receiving part in the first direction.

Abstract: A battery module includes a cell stack in which a plurality of unit cells including terminal parts are aligned in a first direction and an insulating member surrounds the plurality of unit cells; and a module housing in which a plurality of receiving parts, into each of which the cell stack is configured to be inserted, are provided and are aligned in a first direction and a second direction perpendicular to the first direction, wherein each of the plurality of receiving parts includes a fixing wall around the cell stack and having at least a portion which is in contact with the cell stack. The cell stacks adjacent to each other in the second direction are electrically connected to each other, and the cell stacks adjacent to each other in the first direction are electrically disconnected from each other, when not connected to an end module.

Abstract: A battery pack includes a battery cell, an input/output terminal to/from which a charging/discharging current of the battery cell is to be inputted/outputted, and a connector detachably connected to the input/output terminal, and the input/output terminal includes a first hollow conductive member protruding in a first direction and a second hollow conductive member protruding to surround an outer periphery of the first hollow conductive member, the connector includes a central guide protruding in a second direction opposite to the first direction and a third hollow conductive member protruding to surround the outer periphery of the central guide, the central guide is fitted into a hollow portion of the first hollow conductive member, and the third hollow conductive member is fitted into a space between the first and second hollow conductive members and is electrically connected to the first and second hollow conductive members by an elastic connection member.

Abstract: A battery module includes a cell stack in which a plurality of unit cells are aligned in a first direction and including an insulating member surrounding the plurality of unit cells; and a module housing in which a plurality of receiving parts into which the cell stack is inserted are provided, wherein the receiving part includes a fixing wall surrounding the cell stack and having at least a portion which is in contact with the cell stack.