Abstract: A lithium secondary battery including a cathode; an anode; and an electrolyte disposed between the cathode and the anode, wherein the cathode includes a cathode active material represented by Formula 1, the electrolyte includes a lithium salt; a non-aqueous solvent; and a monofluorosilane compound represented by Formula 2, wherein an amount of the monofluorosilane compound is in a range of about 0.1 percent by weight (wt %) to about 5 wt % based on the total weight of the electrolyte wherein, in Formula 1, 0.9?x?1.2, 0.85<y?0.95, and 0?z<0.2; M is aluminum, magnesium, manganese, cobalt, iron, chromium, vanadium, titanium, copper, boron, calcium, zinc, zirconium, niobium, molybdenum, strontium, antimony, tungsten, bismuth, or a combination thereof; A is an element having an oxidation number of ?1 or ?2, and R1 is a substituted or unsubstituted linear or branched C2-C30 alkyl group or a substituted or unsubstituted C6-C60 aryl group.

Abstract: Electric vehicle battery packs with external side enclosures for containing electrical connectors and other components therein. Each enclosure is sized to support various connectors or other components as desired, and may have a number of openings formed to provide interfaces for connecting various electric vehicle systems to the battery pack. The enclosures may be placed at various locations along one or more sides of the battery pack, and connectors may be routed over an upper surface of a battery pack frame or through a gap formed between the pack frame and cover. Enclosures may be made of any material, including plastic for lower weight applications and metal for improved electromagnetic interference shielding.

Abstract: An energy storage device for a motor vehicle, wherein the energy storage device has a battery module with a battery cell, which has an opening on the upper side thereof, it being possible to release said opening when there is overpressure, and a battery housing, wherein the battery module is arranged with its lower side facing a housing base, wherein the battery housing has a housing cover made of a first material, which can be arranged on a housing lower part of the battery housing, and which has an inner side, which is facing the at least one battery module when the housing cover is in the state in which it is arranged on the housing lower part.

Abstract: A device includes a battery case (42) that stores a battery (62A or 62B), a lock mechanism (133) that is capable of fixing and holding the stored battery (62A or 62B) in the battery case (42), and an operation member (44) that is capable of performing switching operation of the lock mechanism (133) between a battery-fixed state and a non-battery-fixed state. The lock mechanism (133) includes a movable block (160) which is supported by the battery case (42) in a displaceable manner. The movable block (160) has a battery restriction portion (160b or 160c) which restricts displacement of the battery (62A or 62B) in a separation direction in a state of being displaced to a battery fixing position, and a holding force receiving portion (160d) which receives a holding force for maintaining the movable block (160) at the battery fixing position from the operation member (44) in a state where the operation member (44) is operated within a predetermined positional range.

Abstract: A cell holder structure for holding a plurality of battery cells includes a holder base part and a holder cover part forming an array of cell-receiving spaces and cell intermediate spaces lying inbetween. The holder base part has one or more base side cell supporting pillars extending axially from a base plane of the holder base part into cell intermediate spaces and has a circumferential side securing wall region abutting in an axially and radially position securing manner against a circumferential surface of battery cells to be accommodated in the cell receiving spaces, and/or the holder cover part has one or more cover side cell-supporting pillars which extend axially from a cover plane of the holder cover part into the cell intermediate spaces and have a circumferential side securing wall region abutting in an axially and radially position securing manner against a circumferential surface of the rechargeable battery cells.

Abstract: A positive active material for a rechargeable lithium battery includes nickel-based lithium transition metal oxide secondary particles, in which a plurality of primary particles are aggregated. The primary particles include polycrystalline primary particles composed of 2 to 10 single crystals, and each of the single crystals has a particle diameter of about 0.5 ?m to about 3 ?m.

Abstract: An accumulator arrangement for a hybrid or electric vehicle may include a plurality of battery cells stacked in a stacking direction to form at least one battery block, and a housing including a support frame limiting the housing towards an outside on four sides. The support frame may include at least two longitudinal members and at least two cross members perpendicularly aligned with one another. At least one longitudinal member of the at least two longitudinal members may be configured to conduct a coolant. The at least one battery block may abut against at least one of (i) the at least one longitudinal member and (ii) at least one of the at least two cross members to transfer heat. A plurality of connection points of the at least one longitudinal member, through which the coolant is flowable, may be configured on an outside of the support frame.

Abstract: A battery pack includes a support structure, an array frame including a fastener housing, and a fastener received through the fastener housing for mounting the array frame to the support structure. The array frame may be mounted to the support structure using a top-down approach that includes inserting a fastener through a fastener housing of the array frame.

Abstract: A battery pack includes stacked battery cells housed between a first case and a second case. The battery cells each include an electrode tab protruding from a first outer surface. The first case and the second case are divided so as to sandwich the battery cells from a side surface of the electrode tab. The first case includes a housing portion configured to house at least a portion of the electrode tab and an abutting portion capable of abutting the side surface of the electrode tab of each battery cell when the electrode tab is inserted in the housing portion.

Abstract: A battery pack (11) in which a cell stack (15) having a plurality of rectangular cells (14) stacked is housed in an interior of a battery case (12) includes an end plate (20) disposed on one end side in a stacking direction of the cell stack (15), a wedge member (19) disposed on the side of the end plate (20) opposite to the cell stack (15), and a bolt (18) disposed in a bolt screw-in direction that is orthogonal to the stacking direction and urging the wedge member (19) toward a bottom wall (12c) of the battery case (12), and first abutment faces (19b, 20a) via which the wedge member (19) and the end plate (20) abut against each other are formed from an inclined face that is inclined toward the bolt (18) side in the bolt screw-in direction.

Abstract: A bus bar module includes a case assembled to a battery assembly including single cells, a bus bar held in the case and fastened to electrodes of the single cells, a circuit body connected to the bus bar and is wired in the case, and a circuit board to which the circuit body is connected. The case includes a case main body including a board accommodation space, and a lid body attached to one side at which the board accommodation space in the case main body is open. The circuit body is led from an opening portion into the board accommodation space, the opening portion being formed on a surface of the other side opposite to the one side of the board accommodation space in the case main body. The circuit body is soldered to the circuit board from the one side.

Abstract: The aim of the disclosure is to improve a battery box to the extent that, when manufactured and used in a simple manner, the performance of the battery is ensured also over a longer period of time and responses can be made to modifications to the box, to the pressures prevailing in the box, etc. This aim is achieved, according to the disclosure, by a battery box, for a block battery, for receiving at least one battery cell having an electrode plate, said battery box comprising a main body, which is made of plastics material and has two end walls, which extend substantially in parallel with the electrode plates, and two side walls, which extend substantially at a right angle to said end walls, the end walls and side walls each having a top edge and a bottom edge and being interconnected so as to form a corner edge and the side walls having on the outer faces thereof a fastening edge extending at an angle to the corner edge.

Abstract: An electrochemical cell for a secondary battery, preferably for use in an electric vehicle, is provided. The cell includes a solid metallic anode, which is deposited over a suitable current collector substrate during the cell charging process. Several variations of compatible electrolyte are disclosed, along with suitable cathode materials for building the complete cell.

Abstract: A battery housing to hold a battery module, wherein the battery housing includes a housing bottom, wherein the housing bottom comprises at least one injection opening, through which a thermally conductive material can be injected by means of an injection device into the battery housing in a first direction through the housing bottom, wherein the battery housing includes an elastically compressible sealing element, which is arranged in the area of the at least one injection opening, and is designed to close the at least one injection opening, wherein the sealing element is designed to open up the injection opening by elastic compression of the sealing element as of a predetermined injection force (Fi) acting in the first direction during the injecting of the thermally conductive material, and to close the injection opening once more by expanding of the sealing element in absence of the injection force (Fi).

Abstract: An anode for a lithium metal battery includes a host structure configured to be between an anode current collector and a separator, the host structure having void spaces configured to host metallic lithium during charging, wherein the host structure has a void space of ?60% and ?80%. Another anode for a lithium metal battery includes a current collector, a separator, and a host structure between the current collector and the separator, the host structure having void spaces configured to host metallic lithium during charging, wherein the host structure is formed of fibers.

Abstract: A battery mount from which a battery device is attachable and detachable results in a configuration that enables easy attachment and detachment of a battery having various shapes. The battery mount includes: connection terminals configured to fit to external terminals of the battery and having a shape along which the external terminals are slidable in at least one direction; and a lever rotatable about a fulcrum and located at a side at which the connection terminals are located when seen from the battery in a state where the external terminals are fitted to the connection terminals. The external terminals are configured to be elastically deformable to fit to the connection terminals by sandwiching the connection terminals therein.

Abstract: A battery module includes a battery cell assembly constituted by stacking a plurality of battery cells, an end plate disposed adjacent to one end of the battery cell assembly, and a shock-absorbing member interposed between the one end of the battery cell assembly and the end plate, wherein the shock-absorbing member is woven fabric or non-woven fabric formed of a plurality of fibers.

Abstract: A battery module which includes a battery cell stack in which a plurality of battery cells are stacked; and a housing configured to accommodate the battery cell stack, wherein a disassembling guide for disassembling the housing is formed at the housing.

Abstract: Disclosed is a battery housing. The battery housing includes a plurality of covers coupled to each other to form a space in which the battery is accommodated, the plurality of covers having a first cover and a second cover disposed adjacent to the first cover and coupled to the first cover; and a coupling rod configured to couple the first cover and the second cover.

Abstract: A battery enclosure is provided having unswitched positive and negative terminals that are physically separated. The unswitched positive and negative terminals may be connected to circuit protection components, such as contactors and fuses. The contactors are set to an opened or closed state via a contactor control module. The battery enclosure includes external terminals that electrically couple the battery and circuit protection devices to external components, such as charging ports and electrical loads.