Abstract: A method and apparatus for repairing or testing a used battery pack from an electric vehicle include removing the battery pack from the vehicle. Battery tests are performed on at least some of the plurality of batteries and battery test results for each of the batteries tested are obtained. A cradle is configured to receive at least two different types of batteries. The cradle includes connectors to electrically couple circuitry of a battery tester to the battery.

Abstract: The invention relates to a power tool and battery pack assembly including a battery pack for connection with the power tool to provide power for the operation of the power tool when connected thereto. The battery pack includes a plurality of power cells and connection means are provided to allow the selective supply of power at least a first or second voltage level to the power tool from the battery pack.

Abstract: A hybrid bipolar plate assembly for a fuel cell includes a formed cathode half plate and a stamped metal anode half plate. The stamped metal anode half plate is nested with and affixed to the formed cathode half plate. Each of the half plates has a reactant side and a coolant side, a feed region, and a header with a plurality of header apertures. The coolant side of the formed cathode half plate has support features that can be different from and need not correspond with cathode flow channels formed on the opposite reactant side. The coolant side of the stamped metal anode half plate has lands corresponding with anode channels formed on the opposite oxidant side. The lands define a plurality of coolant channels on the coolant side of the stamped metal anode half plate and abut the coolant side of the formed cathode half plate.

Abstract: Disclosed herein is a ceramic particle comprising a core substrate chosen from yttria-stabilized zirconia, partially stabilized zirconia, zirconium oxide, aluminum nitride, silicon nitride, silicon carbide, and cerium oxide, and a conformal coating of a sintering aid film having a thickness of less than three nanometers and covering the core substrate, and methods for producing the ceramic particle.

Abstract: Herein disclosed is a method of making an electrochemical reactor comprising a) depositing a composition on a substrate to form a slice; b) drying the slice using a non-contact dryer; c) sintering the slice using electromagnetic radiation (EMR), wherein the electrochemical reactor comprises an anode, a cathode, and an electrolyte between the anode and the cathode. In an embodiment, the electrochemical reactor comprises at least one unit, wherein the unit comprises the anode, the cathode, the electrolyte and an interconnect and wherein the unit has a thickness of no greater than 1 mm. In an embodiment, the anode is no greater than 50 microns in thickness, the cathode is no greater than 50 microns in thickness, and the electrolyte is no greater than 10 microns in thickness.

Abstract: There is disclosed a method of making an electrode for an electrochemical reactor including the steps of providing a template and depositing electrode material such that the electrode material is in contact with the template. This template is provided in a form that produces channels in the electrode material. There is also disclosed an electrode for an electrochemical reactor which includes electrode material and a template, with the template occupying channels in the electrode material.

Abstract: An electrical energy generating element includes a first porous electrode, an eggshell membrane, and a second porous electrode. The first porous electrode, the eggshell membrane, and the second porous electrode are stacked on each other in that order. The present application also relates to an electrical energy generating device, a method for generating electrical energy, and a decorative ring.

Abstract: The present invention relates to a method for manufacturing a current collector for a battery or a supercapacitor, the manufacturing method comprising a phase of connecting a metal element and a metal strip coated with a coating, the coating being made of a coating material, the coating material being distinct from the strip material, the connecting phase comprising: a superimposing step of the strip and the metal element on a superposition surface, and a step of applying ultrasound by a sonotrode of an ultrasonic welder on the superimposing surface along a line for welding the superimposing surface.

Abstract: Disclosed are a secondary battery and a method for manufacturing the same. According to the present invention, since an external protrusion protruding from the outside of an exterior constituting a body of the secondary battery as a component through which a secondary battery according to a related art is electrically connected to external electric equipment is removed, the secondary battery may be reduced in volume under the same capacity.

Abstract: A lithium-ion battery includes: 1) an anode; 2) a cathode; and 3) an electrolyte disposed between the anode and the cathode and including lithium ions. The anode includes a graphene framework film including interconnected graphene sheets, and the graphene framework film has a specific surface area of 600 m2 g?1 or more.

Abstract: The present disclosure provides a multifunctional high-voltage connector and a battery product, the multifunctional high-voltage connector comprises: an upper cover; a pedestal; a conductive connection structure; two mating terminals; and a harness assembly. The conductive connection structure is used to make the two mating terminals be connected in series, and the harness assembly is directly connected to one of the mating terminals. When the upper cover and the pedestal are assembled, the conductive connection structure is simultaneously in contact with the two mating terminals, thereby turning on the high-voltage circuit. When the battery product requires maintenance, the upper cover is directly detached from the base, thereby turning off the high-voltage circuit. The battery product can be electrically connected to an external device via the harness assembly.

Abstract: The present invention generally relates to electrolytes for use in various electrochemical devices. In some cases, the electrolytes are relatively safe to use; for example, the electrolytes may be resistant to overheating, catching on fire, burning, exploding, etc. In some embodiments, such electrolytes may be useful for certain types of high-voltage cathode materials. In some cases, the electrolytes may include ion dissociation compounds that can dissociate tight ion pairs. Non-limiting examples of ion dissociation compounds include trialkyl phosphates, sulfones, or the like. Other aspects of the invention are generally directed to devices including such electrolytes, methods of making or using such electrolytes, kits including such electrolytes, or the like.

Abstract: Herein disclosed is a method of treating a component of a fuel cell, which includes the step of exposing the component of the fuel cell to a source of electromagnetic radiation (EMR). The component comprises a first material. The EMR has a wavelength ranging from 10 to 1500 nm and the EMR has a minimum energy density of 0.1 Joule/cm2. Preferably, the treatment process has one or more of the following effects: heating, drying, curing, sintering, annealing, sealing, alloying, evaporating, restructuring, foaming. In an embodiment, the substrate is a component in a fuel cell. Such component comprises an anode, a cathode, an electrolyte, a catalyst, a barrier layer, a interconnect, a reformer, or reformer catalyst. In an embodiment, the substrate is a layer in a fuel cell or a portion of a layer in a fuel cell or a combination of layers in a fuel cell or a combination of partial layers in a fuel cell.

Abstract: A fuel cell arrangement which comprises a fuel cell having a first inlet for a fuel and a second inlet for an oxidizing agent, and comprises a vortex tube having an inlet, a first outlet for heated gas and a second outlet for cooled gas. Here, the first outlet of the vortex tube is fluidically connected to the first inlet or the second inlet of the fuel cell. A fuel cell system may have such a fuel cell arrangement, and a vehicle may have such a fuel cell arrangement or fuel cell system.

Abstract: A power storage system includes a power storage element; and a voltage detecting unit configured to detect an output voltage of the power storage element. The power storage element and the voltage detecting unit are formed by integrally forming structural materials of the power storage element and the voltage detecting unit on the same base material, without any point bonding portions formed by solder mounting.

Abstract: Disclosed is a method of manufacturing a solid oxide fuel cell using a calendering process. The method includes preparing a stack including an anode support layer (ASL) and an anode functional layer (AFL), calendering the stack to obtain an anode, stacking an electrolyte layer on the anode to obtain an assembly, calendering the assembly to obtain an electrolyte substrate, sintering the electrolyte substrate, and forming a cathode on the electrolyte layer of the electrolyte substrate.

Abstract: A system and method for a liquid electrolyte used in secondary electrochemical cells having at least one electrode including a TMCCC material, the liquid electrolyte enabling an increased lifetime while allowing for fast discharge to extremely high depth of discharge. The addition of dinitriles to liquid electrolytes in electrochemical cells in which energy storage is achieved by ion intercalation in transition metal cyanide coordination compounds (TMCCC) has the advantage of increasing device lifetime by inhibiting common chemical and electrochemical degradation mechanisms.

Abstract: A system and method for a liquid electrolyte used in secondary electrochemical cells having at least one electrode including a TMCCC material, the liquid electrolyte enabling an increased lifetime while allowing for fast discharge to extremely high depth of discharge. The addition of dinitriles to liquid electrolytes in electrochemical cells in which energy storage is achieved by ion intercalation in transition metal cyanide coordination compounds (TMCCC) has the advantage of increasing device lifetime by inhibiting common chemical and electrochemical degradation mechanisms.

Abstract: A system and method for a liquid electrolyte used in secondary electrochemical cells having at least one electrode including a TMCCC material, the liquid electrolyte enabling an increased lifetime while allowing for fast discharge to extremely high depth of discharge. The addition of dinitriles to liquid electrolytes in electrochemical cells in which energy storage is achieved by ion intercalation in transition metal cyanide coordination compounds (TMCCC) has the advantage of increasing device lifetime by inhibiting common chemical and electrochemical degradation mechanisms.

Abstract: There are provided a method of preparing an irreversible additive in which a content of a Li-based by-product such as unreacted lithium oxide generated in a process of preparing lithium nickel-based oxide is decreased, which may significantly reduce gelation of a composition including the irreversible additive, a cathode material including the irreversible additive prepared by the same, and a lithium secondary battery including the cathode material.