Abstract: An energy storage apparatus includes: a plurality of energy storage devices arranged in orientations in which gas release valves face an identical direction; a plurality of busbars electrically connected to the plurality of energy storage devices; and a busbar frame (busbar holding member) that is disposed on the plurality of energy storage devices and holds the plurality of busbars. The busbar frame includes a first holder disposed on the plurality of energy storage devices and on one side of the gas release valve, a second holder disposed on the plurality of energy storage devices and on the other side of the gas release valve, and a coupling that is disposed between at least a pair of adjacent energy storage devices among the plurality of energy storage devices and couples a first holder with a second holder. An upper end surface (bottom surface of a part of the coupling is disposed below or flush with an upper surface of a case.

Abstract: An energy storage apparatus includes one or more energy storage devices and an outer housing that houses the one or more energy storage devices. The outer housing includes an opening that allows communication between an interior and an exterior of the outer housing. The opening is sealed by a first pressure adjuster and a second pressure adjuster arranged complementary to each other. The first pressure adjuster allows passage of gas and prohibits passage of liquid. The second pressure adjuster prohibits passage of the gas and the liquid, and releases an internal pressure in the interior of the outer housing when the internal pressure exceeds a predetermined pressure.

Abstract: An energy storage facility includes: an energy storage apparatus that includes an energy storage device, a discharge path for a gas discharged from the energy storage device, and a gas discharge port for the gas; and a housing that houses the energy storage apparatus, wherein the housing includes a gas discharge portion that includes: a wall portion that faces the gas discharge port; and a gas discharge opening that is formed in the wall portion for discharging the gas, and the gas discharge portion includes a protrusion that protrudes from the wall portion toward the gas discharge port.

Abstract: An energy storage apparatus includes an energy storage unit including an energy storage device, the energy storage apparatus including a substrate unit including a substrate electrically connected to the energy storage unit and a substrate accommodating unit accommodating the substrate, the substrate unit being attached to the energy storage unit. The substrate accommodating unit includes a gripping unit to grip the energy storage apparatus.

Abstract: An energy storage apparatus includes an energy storage unit including a plurality of energy storage devices, a first power cable connected to one of a positive electrode connection terminal of the energy storage unit and a negative electrode connection terminal of the energy storage unit and extending from an end portion of the energy storage unit to an outside of the energy storage unit, and a second power cable connected to the other of the positive electrode connection terminal and the negative electrode connection terminal and extending from the end portion of the energy storage unit to the outside of the energy storage unit. The first power cable includes a first connector. The second power cable includes a second connector including a structure which allows direct connection to the first connector. The first power cable is placed in a posture which inhibits connection between the first connector and the second connector.

Abstract: An energy storage apparatus includes: an energy storage unit including an energy storage device; a substrate electrically connected to the energy storage unit; a cover disposed on one side in a first direction of the substrate; and a cable in which one end is electrically connected to the energy storage unit while the other end is connected to an external conductive member of the energy storage apparatus. The cable is disposed on one side in the first direction of at least a part of the cover while connected to the external conductive member.

Abstract: An energy storage apparatus includes: a plurality of energy storage devices each including a gas release valve, the plurality of energy storage devices being arranged along a predetermined direction in a posture where the gas release valves are directed in the same direction; an exhaust portion disposed on the gas release valves of the plurality of respective energy storage devices, the exhaust portion forming an exhaust path for a gas discharged from the gas release valves; and a housing accommodating the plurality of the energy storage devices and the exhaust portion, wherein the exhaust portion includes an exhaust port portion that protrudes from the housing and forms an outlet portion of the exhaust path.

Abstract: An energy storage facility includes a plurality of energy storage apparatuses. Each of the plurality of energy storage apparatuses includes: an energy storage unit including a plurality of energy storage devices and an outer case holding the plurality of energy storage devices; a positive electrode power cable; and a negative electrode power cable. Each of the positive electrode power cable and the negative electrode power cable is connected to the energy storage unit inside the outer case, and extends from an end of the outer case toward the outside of the outer case. The positive electrode power cable includes a positive electrode connector, and the negative electrode power cable includes a negative electrode connector separated from the positive electrode connector.

Abstract: An energy storage apparatus includes one or more energy storage devices and an outer housing that houses the one or more energy storage devices. The outer housing includes an opening that allows communication between an interior and an exterior of the outer housing. The opening is sealed by a first pressure adjuster and a second pressure adjuster arranged complementary to each other. The first pressure adjuster allows passage of gas and prohibits passage of liquid. The second pressure adjuster prohibits passage of the gas and the liquid, and releases an internal pressure in the interior of the outer housing when the internal pressure exceeds a predetermined pressure.

Abstract: An energy storage apparatus includes one or more energy storage devices and an outer housing that houses the one or more energy storage devices. The outer housing includes an opening that allows communication between an interior and an exterior of the outer housing. The opening is sealed by a first pressure adjuster and a second pressure adjuster arranged complementary to each other. The first pressure adjuster allows passage of gas and prohibits passage of liquid. The second pressure adjuster prohibits passage of the gas and the liquid, and releases an internal pressure in the interior of the outer housing when the internal pressure exceeds a predetermined pressure.

Abstract: An electric storage device includes an electric storage element including an external terminal, and a bus bar connected to the external terminal. The bus bar includes a thin-walled portion and a thick-walled portion, the thin-walled portion being located around outer edges of the bus bar. The thin-walled portion and the external terminal are directly welded together. A thickness of the thin-walled portion is less than a thickness of a remaining portion of the bus bar including the thick-walled portion.

Abstract: An energy storage apparatus includes one or more energy storage devices and an outer housing that houses the one or more energy storage devices. The outer housing includes an opening that allows communication between an interior and an exterior of the outer housing. The opening is sealed by a first pressure adjuster and a second pressure adjuster arranged complementary to each other. The first pressure adjuster allows passage of gas and prohibits passage of liquid. The second pressure adjuster prohibits passage of the gas and the liquid, and releases an internal pressure in the interior of the outer housing when the internal pressure exceeds a predetermined pressure.

Abstract: An energy storage apparatus includes one or more energy storage devices, and an outer housing that houses the one or more energy storage devices. The outer housing includes an outer housing main body, a cover that closes an opening of the outer housing main body, an outer terminal disposed on the cover, and a communication part defining a passageway allowing a communication between an interior and an exterior of the outer housing. The communication part includes a functional membrane. A ventilation hose for passage of a gas, which has passed the functional membrane, is connected to an end of the communication part.

Abstract: A power source unit includes a battery main body including at least one battery cell, an electric device located on the battery main body, and a wall located along a lateral side of parts included in the electric device. The wall is taller than a height of the parts.

Abstract: An energy storage apparatus includes one or more energy storage devices, and an outer housing that houses the one or more energy storage devices. The outer housing includes an outer housing main body, a cover that closes an opening of the outer housing main body, an outer terminal disposed on the cover, and a communication part defining a passageway allowing a communication between an interior and an exterior of the outer housing. The communication part includes a functional membrane. A ventilation hose for passage of a gas, which has passed the functional membrane, is connected to an end of the communication part.

Abstract: An energy storage apparatus includes one or more energy storage devices and an outer housing that houses the one or more energy storage devices. The outer housing includes a communication part defining a passageway allowing communication between an interior and an exterior of the outer housing, and the communication part includes a functional membrane that allows passage of gas and prohibits passage of liquid.

Abstract: An energy storage apparatus includes one or more energy storage devices and an outer housing that houses the one or more energy storage devices. The outer housing includes a communication part defining a passageway allowing communication between an interior and an exterior of the outer housing, and the communication part includes a functional membrane that allows passage of gas and prohibits passage of liquid.

Abstract: An electric storage device includes an electric storage element including an external terminal, and a bus bar connected to the external terminal. The bus bar includes a thin-walled portion and a thick-walled portion, the thin-walled portion being located around outer edges of the bus bar. The thin-walled portion and the external terminal are directly welded together. A thickness of the thin-walled portion is less than a thickness of a remaining portion of the bus bar including the thick-walled portion.

Abstract: An electric storage device includes: electric storage elements including external terminals; and bus bars connected to the external terminals, wherein the bus bars include thin-walled portions, and the thin-walled portions and the external terminals are welded together.

Abstract: An electric storage apparatus includes a plurality of electric storage devices, each electric storage device including a cell case in which an electrode assembly is accommodated, the cell case having a substantially hexahedral shape, the cell case being formed with an external terminal on one surface thereof, a first external housing for housing the electric storage devices, the first external housing comprising a pair of first main wall portions that are opposed to each other and a pair of first side wall portions that are opposed to each other, the pair of first main wall portions and the pair of first side wall portions defining a first opening at at least one end in a first direction thereof, and a second external housing for housing the first external housing.