Abstract: A flow battery having at least one rechargeable cell is disclosed. The at least one rechargeable cell can include an anolyte compartment, a catholyte compartment, and an anion exchange membrane positioned between the anolyte and catholyte compartments. The anion exchange membrane can have a thickness of less than 100 ?m and a steady state diffusivity of less than 0.4 ppm/hr/cm2 with respect to a cation species in an electrolyte of the rechargeable cell. A method of facilitating use of a flow battery including providing the anion exchange membrane is also disclosed. A method of facilitating storage of an electric charge comprising providing the flow battery is also disclosed. A method of producing an anion exchange membrane is also disclosed.

Abstract: A method and a system for using flow cell batteries with mixed Fe/V electrolytes are provided. An exemplary method includes flowing an anolyte through a first channel in an electrochemical cell, wherein the first channel is formed in the space between an anode current collector and an ion exchange membrane. A catholyte is flowed through a second channel in the electrochemical cell, wherein the second channel is formed in the space between a cathode current collector and the ion exchange membrane, wherein the first channel and the second channel are separated by an ion exchange membrane, and wherein the catholyte includes a mixed electrolyte including both iron and vanadium ions. Ions are flowed through the ion exchange membrane to oxidize the anolyte and reduce the catholyte. An electric current is generated between the anode current collector and the cathode current collector.

Abstract: The present invention provides a battery module including: a battery group including a plurality of battery cells stacked with each other; a cooling plate which is located in contact with one side of the battery group to cool the plurality of battery cells; and a case which is located on the other side of the battery group so as to surround the battery group, wherein the case comprises an upper cover located on the other side of the battery group; and side covers which vertically extend from the upper cover so as to surround side portions of the plurality of battery cells from which electrode tabs protrude.

Abstract: Exemplary battery cell designs, such as those for use within electrified vehicle traction battery packs, for example, may include an electrode assembly that includes a plurality of current collector tabs. The current collector tabs may be arranged in one or more tab groupings when the electrode assembly is positioned in a folded configuration. The current collector tabs of the one or more tab groupings may be joined together to establish an enlarged current collector tab that is larger than any individual one of the current collector tabs of the one or more tab groupings. The enlarged current collector tab is an optimized tab configured to reduce internal resistance, reduce heat buildup, and increase the power capability of the battery cell.

Abstract: A battery stack structure includes a battery stack, a passage, a junction box, and a bus bar. The battery stack includes spaced battery cells. The passage is adjacent to a first side of the battery stack. The passage allows air to flow in the passage before the air cools the battery stack. The junction box is adjacent to a second side of the battery stack. The junction box allows the air to flow in the junction box after the air has cooled the battery stack. The junction box contains an electronic device. The bus bar is contained in the junction box and is electrically and thermally coupled to the electronic device. The bus bar allows passing of current. The direction of the flow of the air flowing from the battery stack faces a major surface of the bus bar.

Abstract: A first secondary battery cell and a second secondary battery cell each having a cylindrical shape and connected in series and/or in parallel with each other are aligned and housed in such postures that side surfaces of the cylindrical shapes face each other. A battery pack includes: a longitudinal partition plate disposed at an interface between the first secondary battery cell and the second secondary battery cell housed in an internal space of a housing case; a lead plate that crosses the longitudinal partition plate; and a lateral partition plate that covers the end surfaces of the first secondary battery cell and the second secondary battery cell. The lateral partition plate and the lead plate pass through a longitudinal side slit in a state of overlap between the lateral partition plate and the lead plate.

Abstract: Some embodiments of the present disclosure relate to technical field of the battery cooling technical and provide a battery cooling assembly, including: a cooling tube; a collecting tube, provided with at least one collecting opening; a connecting aid, including a base plate provided with a through hole, and a hole wall of the through hole extends outwardly to form an extension. An end of the cooling tube is connected to the extension through the through hole, the base plate is connected with the collecting tube, and the through hole being in communication with the collecting opening. The battery cooling assembly of the present disclosure can increase the connection strength between the cooling tube and the collecting tube, thereby reducing a risk of leakage of a cooling medium.

Abstract: The present disclosure is directed to energy storage systems for vehicles. In some aspects, the energy storage system may be used to power an electric automobile. The energy storage system may include a plurality of individual battery cells. The cells may be cylindrical and have a positive and negative terminal on the same side. The cells may be physically and/or electrically organized into bricks. The bricks may be physically and/or electrically organized into modules. The modules may be physically and/or electrically organized into strings. The strings may be physically and/or electrically organized into a pack. In some embodiments, packs, strings, modules and/or bricks may include flexible circuitry and/or may be liquid cooled.

Abstract: A cell stack including; a stacked body including a plurality of cell frames each having a bipolar plate whose outer periphery is supported by a frame member; and a pair of end plates that tighten the stacked body from both sides of a stacking direction thereof, wherein an area S [cm2] of each cell frame as viewed from the stacking direction of the stacked body and a length W [mm] in the stacking direction of the stacked body satisfies a relationship 0.05?W/S?0.9.

Abstract: Disclosed is a battery pack including a battery module having a plurality of battery cells, and a heat dissipation member provided in contact with a bus bar at a side surface of the battery module where electrode leads of the battery cells and the bus bar coupled to the electrode leads are disposed.

Abstract: The present invention discloses a thermal management system for a battery module of an electric vehicle. The battery module is incorporated with phase change material (PCM)-metal foam and cooling water arrangement of two opposing fluid currents. At least one PCM-metal foam is disposed at either side of each battery cell of the module to cool and maintain an optimal temperature of the battery cells The system comprises a controller in communication with the cooling water arrangement and a sensor at the battery module, and a first cooler module and a second cooler module in communication with the controller and cooling water arrangement. The controller is configured to activate the first cooler module on failure to maintain the optimal temperature by the PCM-metal foam, and the controller is configured to activate the second cooler module on failure to maintain the optimal temperature by the first cooler module and the PCM-metal foam.

Abstract: The embodiments of the present disclosure provide a battery module and a battery pack. A battery module includes: a cooling component; and a battery group, comprising secondary batteries disposed side by side in a first direction and each including a case having an accommodating hole, an electrode assembly disposed in the accommodating hole, and a cap assembly, the electrode assembly including two end faces disposed opposite to each other in a second direction intersecting the first direction and an electrode tab extending from each end face. The secondary batteries each includes two sides opposite to each other in the second direction, the cooling component is disposed on at least one of the two sides, the cooling component and the end face are respectively disposed on two sides of the case in the second direction, and the cooling component is connected and fixed to each of the secondary batteries.

Abstract: A battery unit includes a battery module having a plurality of batteries that are lined next to each other, and a case that accommodates the battery module. An intermediate heat releasing member that is configured to release heat from a center position to the case is arranged in a center position, between the plurality of batteries in the battery unit.

Abstract: A nonaqueous electrolyte secondary battery includes: an electrode assembly including a separator and positive and negative electrodes stacked through the separator; a covering member disposed on the outer circumferential surface of the electrode assembly; and a nonaqueous electrolyte. The covering member has a multilayer structure including a stretchable resin layer and a heat absorbing layer containing a heat absorbing material.

Abstract: A quinone derivative with a high redox potential that does not undergo Michael addition or proto-desulfonation. This molecule addresses the key issues faced with the positive side material of an aqueous all-organic flow battery. This new molecule is 2,5-dihydroxy-4,6-dimethylbenzene-1,3-disulfonic acid (or the disulfonate salt thereof). This quinone derivative offers good solubility, electrochemical reversibility, and robustness to charge/discharge cycling. Quinones with reduced crossover are also provided.

Abstract: Systems and methods for operating a redox flow battery system may include switching the redox flow battery system to an idle mode, wherein the idle mode includes operation of the redox flow battery system outside of a charging mode and outside of a discharge mode; in response to switching to the idle mode, repeatedly cycling operation of an electrolyte pump between an idling threshold flow rate less than a charging threshold flow rate and a deactivation threshold flow rate; and in response to switching to the charging mode, maintaining operation of the electrolyte pump at the charging threshold flow rate greater than the idling threshold flow rate. In this way, a responsiveness of the redox flow battery system to charging and discharging commands can be maintained while in idle, while reducing parasitic pumping losses due to pumping and heating, and reducing shunt current losses.

Abstract: According to an exemplary embodiment of the present invention, a battery system includes: a system frame configured to include a pair of first frame beams that extend in a first direction and a pair of second frame beams that extend in a second direction perpendicular to the first direction and that are connected to the first frame beams; a plurality of traverses spaced apart in the first direction and coupled to the pair of first frame beams; and a plurality of battery modules respectively coupled to at least one of the traverses and each including a plurality of battery cells arranged in the second direction, wherein the pair of first frame beams includes a plurality of coolant supply lines, and at least one of the traverses is connected to the coolant supply lines.

Abstract: Flow batteries can be constructed by combining multiple electrochemical unit cells together with one another in a cell stack. High-throughput processes for fabricating electrochemical unit cells can include providing materials from rolled sources for forming a soft goods assembly and a hard goods assembly, supplying the materials to a production line, and forming an electrochemical unit cell having a bipolar plate disposed on opposite sides of a separator. The electrochemical unit cells can have configurations such that bipolar plates are shared between adjacent electrochemical unit cells in a cell stack, or such that bipolar plates between adjacent electrochemical unit cells are abutted together with one another in a cell stack.

Abstract: In a cooling structure for a battery pack, a case bottom wall of a first battery case is divided into left and right case bottom walls. A first cooling medium jacket includes left and right first cooling medium jackets formed respectively in the left and right case bottom walls. Left ends of the left first cooling medium jacket and second cooling medium jacket are made to communicate with each other via a left cooling medium passage. Right ends of the right first cooling medium jacket and second cooling medium jacket are made to communicate with each other via a right cooling medium passage. Accordingly, it is possible to simplify the structure of a cooling medium passage for supplying cooling medium to a cooling medium jacket of battery cases on two levels.

Abstract: Confined epitaxial regions for semiconductor devices and methods of fabricating semiconductor devices having confined epitaxial regions are described. For example, a semiconductor structure includes a plurality of parallel semiconductor fins disposed above and continuous with a semiconductor substrate. An isolation structure is disposed above the semiconductor substrate and adjacent to lower portions of each of the plurality of parallel semiconductor fins. An upper portion of each of the plurality of parallel semiconductor fins protrudes above an uppermost surface of the isolation structure. Epitaxial source and drain regions are disposed in each of the plurality of parallel semiconductor fins adjacent to a channel region in the upper portion of the semiconductor fin. The epitaxial source and drain regions do not extend laterally over the isolation structure.

Abstract: Provided is an electricity storage device having a high volumetric energy density and high reliability. The electricity storage device includes: an electrode assembly including first and second electrode plates and a separator interposed therebetween; an exterior housing that houses the electrode assembly; a lid that covers an opening of the exterior housing; and electrode terminals that are electrically connected to the electrode assembly and partially protrude from the lid to the outside. The lid has a liquid injection hole for injecting an electrolytic solution into the exterior housing. A tubular member extending from the lid toward the electrode assembly is provided between the outer surface of the lid and the electrode assembly so as to surround an opening of the liquid injection hole. A covering member connected to the tubular member and interposed between the liquid injection hole and the electrode assembly is provided.

Abstract: A battery pack has an enclosure that contains a plurality of batteries and conductors and that resists the flow of fluid between an interior of the enclosure and an exterior of the enclosure. An exit vent formed in the enclosure at a first location allows exhaust gas to flow from the interior of the enclosure to the exterior of the enclosure. A fill port formed in the enclosure at a second location, in an impermeable state, prevent ingress of fluid from an exterior of the enclosure to an interior of the disclosure. The fill port, in a permeable state achieved by receipt of a perforation tool there through, permits ingress of a sufficient amount of a thermal-control liquid into the enclosure through the fill port to terminate a runaway thermal event in the battery pack. A fill port coupler having a passageway and an externally accessible port may be included.

Abstract: The present disclosure provides an enclosing element for enclosing and electrically contacting a stacked arrangement of a plurality of electrical storage cells; an enclosing module comprising a first and a second enclosing element which is spatially separated from said first enclosing element; and a storage module comprising a stacked arrangement of a plurality of electrical storage cells. The present disclosure also provides a load disconnector as well as an arrangement for supplying electrical energy comprising the storage module and the load disconnector. The present disclosure further provides a trough for holding storage modules, and a transport vehicle containing said storage module, said arrangement for supplying electrical energy, said load disconnector or said trough.

Abstract: A battery module includes: a box having an inner cavity; at least two battery unit array structures, each of the at least two battery unit array structures including a plurality of battery units arranged along a length direction; and at least two support components, each of the at least two support components being fixed to a side of one of the at least two battery unit array structures in a height direction. The at least two battery unit array structures are arranged along a width direction and correspond to the at least two support components in one-to-one correspondence. The battery unit array structures and the components are disposed in the inner cavity.

Abstract: A flow battery includes: a first liquid containing a first nonaqueous solvent; a first electrode that is at least partly immersed in the first liquid; a second electrode which is a counter electrode to the first electrode; and a separator isolating the first electrode from the second electrode. The separator contains a lithium ion conductor. The lithium ion conductor contains a compound including main chains. At least one main chain of the main chains includes one or more aromatic rings and is cross-linked to at least another main chain of the main chains. At least one aromatic ring of the one or more aromatic rings includes one or more sulfo groups.

Abstract: A battery air dryer for drying air within a battery housing of an electric vehicle battery has a support structure for dryer material. The support structure has a first fixing element coupling with a first coupling element of the battery housing and a second fixing element coupling with a second coupling element of the battery housing. The first and second fixing elements are arranged on different sides of the support structure such that a first distance between the first fixing element and a reference plane differs from a second distance between the second fixing element and the reference plane. The reference plane is a plane cutting the support structure horizontally when the battery air dryer is mounted in the battery housing in a designated orientation. Only the first fixing element or only the second fixing element is arranged in a first fixing plane parallel to the reference plane.

Abstract: A current interrupt mechanism includes a partition wall defining a second space that is independent from a first space, and the partition wall includes a current path portion serving as a current path of a sealed battery. The current interrupt mechanism interrupts the current path in response to an internal pressure of the second space that is higher than a predetermined pressure. One conductive path passes through the current path of the current interrupt mechanism, and is in contact with the second electrolyte solution enclosed in the second space. Another conductive path includes a potential application line that is wired to the second electrolyte solution enclosed in the second space.

Abstract: A cooling structure for a vehicle battery includes a battery module, a heat transfer sheet, a cooling water circulation pipe line, and a cooling-water storage chamber. In the battery module, battery cells are arranged in one direction. The heat transfer sheet is fixed to a lower surface of the battery module. The cooling water circulation pipe line faces the lower surface of the battery module with being in contact with the heat transfer sheet. The cooling-water storage chamber is of a non-circulation type and disposed below the battery module while in contact with a lower surface of the cooling water circulation pipe line.

Abstract: An energy storage apparatus includes: a main part; a conductive opposedly facing member disposed to opposedly face the main part; and an insulating member disposed between the main part and the opposedly facing member. The opposedly facing member includes an opposedly facing portion a part of which overlaps with the main part. The opposedly facing portion includes an end surface which overlaps with the main part, the end surface facing upwardly. The insulating member includes: a covering portion covering a surface of the opposedly facing portion directed toward a main part; and a seal portion extending from the covering portion toward the main part. The covering portion includes an end portion disposed at a position which agrees with the end surface or at a position outside the end surface in a direction orthogonal to the end surface. The seal portion extends from the end portion toward the main part.

Abstract: A battery module includes a plurality of secondary battery cells; one or more cooling tubes formed of a metal material; and a cooling plate formed of casted aluminum, the cooling plate being cast around the one or more cooling tubes, the one or more cooling tubes being molded within the cooling plate.

Abstract: Non-aqueous redox flow battery (RFB) comprising: a positive compartment in which a positive electrode is positioned and in which a positive non-aqueous liquid electrolyte is caused to flow; a negative compartment in which a negative electrode is positioned and in which a negative non-aqueous liquid electrolyte is caused to flow; an ion-exchange membrane positioned between the positive compartment and the negative compartment in which: said positive non-aqueous liquid electrolyte comprises a solution of copper triflate or tetrafluoroborate complexes [Cu(I) or Cu(II)] in at least one organic solvent; said negative non-aqueous liquid electrolyte comprises a solution of at least one benzothiadiazole or a derivative thereof in at least one organic solvent.

Abstract: A battery has an electrode body which has an outer periphery and includes positive and negative electrodes with a separator disposed there between in a stacking direction. The battery further include an exterior body having a shape other than a substantially rectangular parallelepiped or cuboidal shape. The electrode body and an electrolytic solution are housed in the exterior body. The exterior body has at least first, second and third inner surfaces with the first and third inner surfaces being located on opposite sides of the second inner surface. The second inner surface is larger in area than the first and second inner surfaces. A liquid injection port is located in the exterior body and extends through the second inner surface.

Abstract: A battery module includes: a cell stack which is constituted by stacking a plurality of cells, and includes a first surface, a second surface, a third surface, a fourth surface, a fifth surface, and a sixth surface; a pair of end plates which are disposed on the first surface and the second surface of the cell stack; and a pair of connection frames which connect the pair of end plates. The pair of end plates each includes: a plurality of column portions; a plurality of beam portions; and hollow portions formed by the column portions and the beam portions. The pair of the end plates each has a uniform width in a stacking direction. In at least one beam portion of the plurality of beam portions, a width of a central portion is greater than a width of both end portions.

Abstract: An object is especially to provide a metal-air battery that ensures a high output and continuance of the output over a long period of time as compared with a conventional one. A metal-air battery in the present invention includes a case, air electrodes disposed on both sides of the case, and a plurality of metal electrodes disposed inwardly separately from the air electrodes. The metal electrodes are opposed to one another via a space (S). The metal-air battery of the present invention can inhibit the reaction product from depositing between the air electrode and the metal electrode. A degree of freedom of a distance between the air electrode and the metal electrode is high. As described above, the high output and the continuance of the output over a long period of time are ensured.

Abstract: A battery module having a cooling structure with a minimized size while providing high cooling efficiency is provided. The battery module includes a front plate and a rear plate that are arranged at a front side and a rear side of a battery pack in which a plurality of battery cells is stacked and a heat-dissipating member that is arranged under the battery pack and absorbs heat generated by the battery pack. Additionally, side plates are arranged at lateral ends of the front plate and the rear plate, arranged to be in contact with respective lateral ends of the heat-dissipating member, and include a cooling channel through which a coolant circulates to cool the battery pack.

Abstract: Provided is a method for generating an electrical current. The method includes: introducing water between the anode and at least one cathode of an electrochemical cell, to form an electrolyte; anaerobically oxidizing aluminum or an aluminum alloy; and electrochemically reducing water at the at least one cathode. When the cell is in operation, the hydroxyaluminate (Al(OH)4?) in the electrolyte reaches a concentration maximum and thereafter a concentration minimum. The concentration maximum is above 125% of the saturation concentration and below 2000% of the saturation concentration. The concentration minimum is below 125% of the saturation concentration and above 50% of the saturation concentration.

Abstract: An example battery assembly includes, among other things, at least one thermal exchange device. Each thermal exchange device has a plurality of liquid coolant channels, a first side that supports at least one battery array, and a second side. A plurality of fins extend from the second side. A skid plate is adjacent the plurality of fins to establish a plurality of air coolant channels between the second side and the skid plate. An example thermal management method includes moving air through a plurality of air coolant channels established between a skid plate and at least one thermal exchange device. The thermal exchange device supports at least one battery array. The thermal exchange device includes a plurality of liquid coolant channels that communicate a liquid coolant to exchange thermal energy with the at least one battery array.

Abstract: Embodiments of an aqueous electrolyte comprising a base and a phenazine derivative are disclosed. Redox flow batteries including the aqueous electrolyte are also disclosed.

Abstract: The present invention provides a redox flow battery comprising a negative electrode (also referred to herein as an “anode”) immersed in a first liquid electrolyte (also referred to herein as a “negative electrolyte” or “anolyte”), a positive electrode (also referred to herein as a “cathode”) immersed in a second liquid electrolyte (also referred to herein as a “positive electrolyte” or “catholyte”), and a cation-permeable separator (e.g., a membrane or other cation-permeable material) partitioning the negative electrode/anolyte from the positive electrode/catholyte. The redox reactant of the catholyte comprises a compound of Formula (I) as described herein.

Abstract: Flow batteries can be constructed by combining multiple electrochemical unit cells together with one another in a cell stack. High-throughput processes for fabricating electrochemical unit cells can include providing materials from rolled sources for forming a soft goods assembly and a hard goods assembly, supplying the materials to a production line, and forming an electrochemical unit cell having a bipolar plate disposed on opposite sides of a separator. The electrochemical unit cells can have configurations such that bipolar plates are shared between adjacent electrochemical unit cells in a cell stack, or such that bipolar plates between adjacent electrochemical unit cells are abutted together with one another in a cell stack.

Abstract: The present invention provides: i) a lithium-sulfur battery in which solid sulfur is introduced into an electrolytic region between a positive electrode and a negative electrode; ii) a lithium-sulfur battery comprising a middle layer containing elemental sulfur (S8) or lithium sulfide (Li2S) in an electrolytic region between a positive electrode and a negative electrode; and iii) a lithium-sulfur battery having a separator supporting sulfur particles or lithium sulfide particles between a positive electrode and a negative electrode.

Abstract: A rechargeable battery pack including unit cells each including a rechargeable battery, barriers coupled to each other at an outer circumference of the unit cells and each located between respective ones of the unit cells, and a pack housing that accommodates the unit cells and the barriers, and that is coupled to the barriers by tight-fitting.

Abstract: A battery pack assembly interleaves pouch cells with thin flexible heater elements to provide for distributed low-power heating with reduced thermal resistance between the heater elements and the cells. The heater elements may include terminals for direct attachment to pouch cell electrodes and to each other to facilitate power distribution among the heater elements.

Abstract: The present invention relates to a redox flow battery, and is to provide a redox flow battery having high battery potential and high energy efficiency and providing a stable charge-discharge performance. The present invention provides a redox flow battery including: a stack arranged to separate a negative electrode unit and a positive electrode unit with respect to a separator; pumps configured to supply electrolytes including polythiophene to the stack; and tanks storing the polythiophene.

Abstract: A rechargeable battery, including an electrode assembly performing charging and discharging; a case containing the electrode assembly and an electrolyte solution; cap plate coupled to an opening of the case to seal the opening and containing more electrolyte solution in a receiving groove on an inner surface thereof; and an insulation case coupled to the receiving groove by a protrusion and located between the electrode assembly and the cap plate.

Abstract: An electrode structure for use in an energy storage device, the electrode structure comprising a population of electrodes, a population of counter-electrodes and an electrically insulating material layer separating members of the electrode population from members of the counter-electrode population, each member of the electrode population having a longitudinal axis AE that is surrounded by the electrically insulating separator layer.

Abstract: A perforation tool for a battery enclosure system of a vehicle battery pack, comprising: an engaging tip configured to mechanically breach a thermal-control-agent-retaining enclosure of a traction battery pack including a plurality of interconnected batteries with the enclosure reinforced for mechanical protection of the batteries when installed in an electric vehicle; a port for receiving a thermal-control agent having a pressure in a range of about 5-100 psi; and a housing, coupled to the tip and to the port, wherein the tip includes an aperture and wherein the housing includes a channel communicating the port to the aperture wherein the pressurized thermal-control agent is produced at the tip at about the pressure.

Abstract: Disclosed is a method of manufacturing a secondary battery wherein an electrode assembly impregnated with an electrolytic solution is embedded in a battery case, wherein interfacial contact properties (i.e. wetting) of the electrode assembly and the electrolytic solution are improved through a process including: (a) impregnating an electrode assembly having a separator interposed between a cathode and an anode with an electrolytic solution; and (b) applying vibration having a frequency of 20 to 100 kHz to an electrolytic solution with which the electrode assembly is impregnated. A secondary battery manufactured according to the method may have improved ionic conductivity, electronic conductivity and the like and, as such, may have improved electrochemical performance.

Abstract: A battery system includes a first battery module, a second battery module, a supply line, a return line, and a film heater. The supply and return lines are configured to circulate a heat transfer medium in response to a first temperature condition, and the film heat is configured to heat the first battery module and the second battery module in response to a second temperature condition.

Abstract: Disclosed herein are embodiments of a scanner with a replaceable bezel and desiccant cartridge. One embodiment takes the form of a scanner that includes a device housing. The scanner also includes a data-acquisition module within the device housing. The scanner also includes a detachable rear bezel affixed to the device housing. The scanner also includes a desiccant cartridge removably attached to the interior wall of the detachable rear bezel.