Abstract: A battery pack including a plurality of bare cells, a protective circuit module having a thermistor, and a case accommodating the bare cells and the protective circuit module therein is disclosed. The case may include a mounting portion having the thermistor mounted thereon and a first rib portion. The mounting portion may form a separate space between the mounting portion and the bare cells. The first rib portion may be positioned in the separate space. Accordingly, the thermistor may be guided to a particular position within the case by the first rib portion, thereby preventing damage to the thermistor.

Abstract: A protection monitoring circuit 101 includes a secondary battery monitoring circuit 120 which detects a state of a chargeable and dischargeable secondary battery 110, and a protection circuit 130 which performs an ON/OFF control of a charge control transistor or a discharge control transistor disposed between the secondary battery 110 and a load or a charger device, and protects the secondary battery 110. The secondary battery monitoring circuit outputs a control signal that compulsively turns on/off the charge control transistor or the discharge control transistor, to the protection circuit. The protection circuit 130 performs the ON/OFF control of the charge control transistor or the discharge control transistor upon receipt of the control signal.

Abstract: A secondary battery is disclosed. In one aspect, the battery includes first and second battery cells facing each other and a case comprising first and second cell accommodators respectively at least partially accommodating the first and second battery cells, and a circuit accommodator formed between the first and second cell accommodators and accommodating a protection circuit configured to control charging and discharging operations. The circuit accommodator has top and bottom surfaces opposing each other, and each of the first and second cell accommodators has top and bottom surfaces opposing each other. The top surface of the circuit accommodator has a downward step with respect to the top surfaces of the first and second cell accommodators.

Abstract: A battery pack is disclosed. In one aspect the battery pack includes a battery cell including an electrode assembly and a pouch that seals the electrode assembly and a frame that accommodates the battery cell, wherein the frame comprises i) a main frame that surrounds the battery cell and ii) a rib that crosses the main frame. The pouch includes i) a pair of side-wing units each having a shape substantially similar to a side surface of the battery cell and extending in a direction and ii) a terrace unit connected to the side-wing units. Each of the side-wing units includes an extension unit that extends on the terrace unit along the direction. The frame includes an insertion unit into which the extension unit is inserted, and the rib is located on the terrace unit. According to embodiments, the capacity of the battery pack increases.

Abstract: A rechargeable battery including a case, and a cap plate, a protective circuit module that is electrically connected to the bare cell. A protection element that is installed between the bare cell and the protective circuit module. A protection element cover member that is positioned between the protection element and the protective circuit module and that covers the protection element, and a protection element coupling member that is positioned between the bare cell and the protection element. The protection element is attached to the bare cell, wherein the protection element coupling member is coupled to a protrusion on the cap plate.

Abstract: A battery includes an electrode assembly including a pair of electrodes and having a first side, a second side, a third side, and a fourth side, the second side being opposite the first side; a short circuit induction member, the short circuit induction member being attached to and electrically connected to one electrode of the electrodes, the short circuit induction member including a first portion, a second portion, and a third portion, the third side of the electrode assembly facing the third portion, the third portion mechanically and electrically connecting the first portion to the second portion, the electrode assembly being interposed between the first portion and the second portion such that the first side of the electrode assembly is between the first portion and the second side, the fourth side of the electrode assembly being at least partially exposed by the short circuit induction member; and a case.

Abstract: Provided is a battery pack. The battery pack includes; a first battery cell and a second battery cell; a protection circuit module (PCM) that is located between the first and second battery cells and is electrically connected to the first and second battery cells; a thermal sensor that is electrically connected to the PCM and measures a temperature of the first battery cell; and a frame that accommodates the first battery cell, the second battery cell, and the PCM, wherein the frame includes a seating unit on which the PCM is seated, and the seating unit comprises a hole for inserting the thermal sensor to fix a position of the thermal sensor. Accordingly, damage to the thermal sensor is prevented and reliability of the thermal sensor is increased.

Abstract: A battery connection member 25 configured to connect a plurality of batteries 29 in parallel includes a main conductive path portion 25a and a plurality of connection terminals 25b each configured to connect the main conductive path portion 25a to one of electrodes of each battery 29. The connection terminals 25b include fuse portions 25c configured to be blown when a current equal to or higher than a predetermined value flows. When the plurality of batteries 29 are connected in parallel by the battery connection member 25, the fuse portions 25c are arranged in space between the main conductive path portion 25 and the batteries 29.

Abstract: An exemplary embodiment includes a method of determining a state of charge of a battery system including determining a temperature dependent magnetic property value of a magnetic material proximate a battery cell; determining a temperature compensated value of said determined magnetic property value; and, using said temperature compensated value as an input to a state of charge (SOC) estimator to determine a state of charge (SOC) of said battery system.

Abstract: A secondary battery includes a case with an internal space, at least one electrode assembly in the case, the electrode assembly including a separator between a positive electrode plate and a negative electrode plate, a current collector plate coupled to the electrode assembly, the current collector plate including an electrode terminal, a dielectric body with a through-hole on the current collector plate, the electrode terminal of the current collector plate protruding through the through-hole of the dielectric body, a gasket in the through-hole of the dielectric body, and a cap plate coupled to an upper portion of the dielectric body.

Abstract: A cap assembly and a battery pack having the same. The cap assembly includes: a cap plate including: a first surface; and a second surface opposite to the first surface, wherein a first hole penetrates through the cap plate from the first surface to the second surface; a first electrode terminal including: an upper terminal on the first surface of the cap plate; a lower terminal on the second surface of the cap plate; and a connection part that connects the upper terminal to the lower terminal through the first hole; a temperature protection device on an upper surface of the upper terminal; and an insulation part interposed between the cap plate and the first electrode terminal and including a first groove. Here, the upper terminal and the temperature protection device are in the first groove.

Abstract: The present invention provides a cable-type secondary battery capable of wireless charge. The cable-type secondary battery according to the present invention can be applied in a wireless charging method, thereby being conveniently charged as compared with conventional batteries which are charged with wires, and has an outer current collector configured in a wound form, which can overcome the problem of local charge caused by the shape of conventional cable-type batteries. Also, the outer current collector configured in a wound form acts as a current of electrodes, and also can act as a charger which generates a current by external magnetic field, thereby simplifying battery configuration.

Abstract: Disclosed herein is a secondary battery pack including a battery cell, and a protection circuit module (PCM) assembly, configured in a specific structure, coupled to the top of the battery cell. The secondary battery pack includes a battery cell having an electrode assembly mounted in a battery case together with an electrolyte in a sealed state, a protection circuit module (PCM) assembly including a PCM and connection members, the PCM assembly being provided with a through-hole for connection, an insulative mounting member mounted at the top of the battery cell, an insulative cap coupled to an upper end of the battery cell. One of the connection members, i.e., the connection member (A), protrudes from one end of the PCM assembly such that a region of the connection member (A) electrically connected to the battery cell is exposed upward from the PCM assembly. The other connection member, i.e.

Abstract: A power generator device for a portable electronic device includes a main body, a magnet, and a winding. The main body defines a receiving space therein. The magnet is received in the receiving space, and is capable of sliding in the receiving space. The winding is coiled on the main body. When the magnet slides in the receiving space, the winding cuts magnetic force lines of the magnet, and induction current is generated in the winding to charge a rechargeable battery of the portable electronic device.

Abstract: A non-aqueous electrolyte secondary battery including: a positive electrode including a positive electrode material mixture layer; a negative electrode including a negative electrode material mixture layer; a separator or lithium-ion conductive porous film interposed between the positive electrode and the negative electrode; and a lithium-ion conductive non-aqueous electrolyte. The positive electrode material mixture layer contains a positive electrode active material comprising a lithium transition metal composite oxide, and the lithium transition metal composite oxide contains lithium, a transition metal, and a metal different from the transition metal. The negative electrode material mixture layer contains a negative electrode active material comprising a carbon material. In the area where the positive electrode material mixture layer and the negative electrode material mixture layer are opposed to each other, the ratio R:Wp/Wn is 1.3 to 2.

Abstract: An electrochemical cell has a housing. The housing has at least one open end and a sidewall. An anode; a cathode; a separator disposed between the anode and the cathode; and an electrolyte are included within the housing. A magnetic diverter is affixed to an external surface of the sidewall of the housing. The magnetic diverter includes a recess. An integrated circuit is positioned within the recess.

Abstract: An electric storage device includes an electrode assembly and an outer case. The electrode assembly has at least one convex portion. The outer case accommodates the electrode assembly and has an inner wall with a recess in portion thereof opposite the at least one convex portion of the electrode assembly.

Abstract: A secondary battery including an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a case containing the electrode assembly; an electrode terminal electrically connected to the first electrode plate; a current collector coupled between and electrically connecting the first electrode plate and the electrode terminal, the current collector including a fuse portion; and an insulating unit on the fuse portion of the current collector.

Abstract: Disclosed herein are systems, devices, and methods for a hybrid electrochemical cell which utilizes two different chemistries in the same cell. According to one aspect, the hybrid cell includes a first pair of electrode units which form a first electrochemical cell and a second pair of electrode units, which form a second electrochemical cell. The second electrochemical cell utilizes a different chemistry than the first electrochemical cells, but both chemistries share a common electrolyte. The hybrid cell further comprises a common electrolyte layer provided between each pair of electrodes. In certain implementations, the common electrolyte layer is a single cavity such that the electrolyte is shared between both the first and the second electrochemical cell.

Abstract: An electrochemical cell includes: a cell can; electrolyte and an active-material roll in the cell can; and a cap that closes at least one opening of the cell can, the cap comprising: a substantially flat member that covers the opening, the substantially flat member having a separation portion defined therein; and a diaphragm that covers the separation portion on an inside of the substantially flat member.

Abstract: A method for producing a battery resulting from the joining with a plurality of weld nuggets therebetween of a foil layered part, at which foil exposed portions exposing an aluminum foil overlap, and a positive terminal member made of aluminum, includes: a formation step for forming at the foil layered part a foil welded part at which are formed, by welding aluminum foils together by means of ultrasonic welding, a first high-position part at at least a section of a surface to be joined, and a plurality of first low-position parts distributed at scattered points within the first high-position part; and a resistance-welding step for contacting the first high-position part to the positive terminal member, generating weld nuggets at the first low-position part by flowing an electric current, and resistance-welding the foil welded part and the positive terminal member with the weld nuggets therebetween.

Abstract: A battery pack includes one or more battery cells including a plurality of electrode tabs, a protective circuit module connected to the electrode tabs of the one or more battery cells, a frame accommodating the battery cells and the protective circuit module, and a protective tape covering the protective circuit module and the electrode tabs, a first surface of the protective tape including a plurality of grooves corresponding to the electrode tabs.

Abstract: The object of the present invention is to provide a battery system in which reductive decomposition of a Ge-containing solid electrolyte material is restricted. The present invention attains the object by providing a battery system including a battery and a control apparatus, wherein the battery has a cathode active material layer containing a cathode active material, an anode active material layer containing a Si-containing anode active material, and an electrolyte layer formed between the cathode active material layer and the anode active material layer, at least one of the anode active material layer and the electrolyte layer contains a Ge-containing solid electrolyte material, and the control apparatus is an apparatus to control an electric potential of the Si-containing anode active material so as to be reduction potential or less of the Ge-containing solid electrolyte material.

Abstract: An energy storage device for generating an n-phase supply voltage includes a plurality of energy supply branches that are connected in parallel, each of which is connected to an output connector of the energy storage device. Each of the energy supply branches includes a plurality of energy storage modules that are connected in series, each having at least one energy storage cell, and having a plurality of coupling modules connected to one of the plurality of energy storage modules, respectively, each configured to couple, or to bridge, the connected energy storage module with the energy supply branch. The energy storage device further includes a control system.

Abstract: A lead-acid battery includes a battery chamber containing therein a sulfate-based electrolyte solution, a lead-based negative electrode unit, a lead dioxide-based positive electrode unit, a separator unit spaced apart from one of the lead-based negative electrode unit and the lead dioxide-based positive electrode unit by a gap unit, and a capacitor electrode unit made of a carbon-based fiber material, and configured to be fitted in the gap unit so as to be brought into direct contact with said one of the lead-based negative electrode unit and the lead dioxide-based positive electrode unit.

Abstract: A connecting structure for a secondary battery for electrically connecting a core pack where two or more unit cells are electrically connected and a protection circuit module made of the unit cells of the core pack and a PCB substrate. The connecting structure includes a metal plate having an electrode connecting unit connected to an electrode of each unit cell of the core pack and a circuit connecting unit connected to the protection circuit module; and a circuit terminal unit electrically connected to the circuit connecting unit by being located in a connection hole formed in the PCB substrate of the protection circuit module so that the upper and lower portions of the PCB substrate communicate with each other. The circuit connecting unit is coupled and electrically connected to the circuit terminal unit by means of a connection method which allows selective connection and separation.

Abstract: A power storage device cell is configured to include a capacitor positive electrode, a lithium positive electrode, and a common negative electrode in which electrode layers are formed on a collector foil in which penetration holes are formed, and such that the capacitor positive electrode and the lithium positive electrode are directly connected; each of the electrode layers of the common negative electrode is formed of a carbon-based material in which graphite particles and hard carbon particles are mixed, and the proportion of the hard carbon particles in the carbon-based material is from 5% by weight to 70% by weight.

Abstract: The disclosed embodiments provide a battery pack for use with a portable electronic device. The battery pack includes a first set of cells with different capacities electrically coupled in a parallel configuration. Cells within the first set of cells may also have different thicknesses and/or dimensions. The first set of cells is arranged within the battery pack to facilitate efficient use of space within a portable electronic device. For example, the first set of cells may be arranged to accommodate components in the portable electronic device.

Abstract: A modular, intrinsically-safe power module assembly is provided. The assembly includes a rigid conduit adapter configured to mount to a conduit of a field device. A housing, having an interior, is operably coupled to the rigid conduit adapter and is physically supported by the rigid conduit adapter. At least one non-rechargeable battery is disposed within the housing. Intrinsic safety circuitry is coupled to the at least one non-rechargeable battery, and is coupled to a connector that mates with a cooperative connector in the rigid conduit adapter.

Abstract: There is a cell comprising an article comprising a hydrocarbon ionomer. The article may be any element in the cell, such as an interior wall, or a modification to an element, such as a film, a membrane, and a coating. The hydrocarbon ionomer is any polymer with ionic functionality, and not containing halogen or halogen-containing substituents. The hydrocarbon ionomer may also be included in a composition within an element of the cell, such as a porous separator. The cell also comprises a positive electrode including sulfur compound, a negative electrode, a circuit coupling the positive electrode with the negative electrode, an electrolyte medium and an interior wall of the cell. In addition, there are methods of making the cell and methods of using the cell.

Abstract: A battery case is disclosed. In one aspect, the battery case includes a front case and an attaching/detaching mechanism. The front case includes a first surface corresponding to a front end portion of a battery module placed in parallel to a bottom surface thereof, and a first flange portion extending toward the battery module from the periphery of the first surface, the first flange portion having an opening formed in an upper surface thereof. The attaching/detaching mechanism includes an elastic member positioned between the front case and a front end portion of the battery module, cover members respectively surrounding both ends of the elastic member, an extending member extended upward from one area of each cover member, and a press member respectively formed toward both the ends of the elastic portion at end portions of the extending member.

Abstract: A battery pack includes at least one battery cell, a protection circuit module electrically connected to the at least one battery cell, and a frame including the at least one battery cell and the protection circuit module. The battery pack also includes a label adjacent to the at least one battery cell, protection circuit module, and frame. The label includes a noise preventing portion in a direction different from a lengthwise direction of the frame.

Abstract: A non-aqueous secondary battery production method is provided. The method comprises constructing a preconditioning cell that comprises a positive electrode comprising a positive electrode active material, a preconditioning electrolyte solution comprising a supporting salt and a fluorine-containing non-ionic compound, and a preconditioning negative electrode (step S110); of carrying out a preconditioning process by charging the preconditioning cell and allowing the fluorine-containing non-ionic compound to be decomposed at the positive electrode to form coatings on surfaces of the positive electrode active material (step S120); and of constructing a non-aqueous secondary battery, using the coated positive electrode active material, a non-aqueous electrolyte solution different from the preconditioning electrolyte solution, and a negative electrode comprising a negative electrode active material (step S130).

Abstract: A battery pack includes a plurality of bare cells, a protection device on the plurality of bare cells, a connecting tab configured to electrically couple the bare cells to the protection device, and a protective circuit module positioned on the bare cells. The protective circuit module has a plurality of openings at positions where the connecting tab is coupled with the bare cells and/or the protection device.

Abstract: Disclosed herein is a secondary battery protecting circuit connected in parallel with a nonaqueous secondary battery, the secondary battery protecting circuit including: a first voltage detecting circuit; a second voltage detecting circuit; a switch section; and a heat radiating section.

Abstract: Consistent with an example embodiment, there is an apparatus comprising a carrier, a laminated battery provided on a major surface of the carrier, and an integrated circuit. The laminated battery includes a bottom electrode layer, an electrolyte layer, and a top electrode layer. The integrated circuit is connected to the bottom electrode layer and the top electrode layer. The integrated circuit is surrounded by the laminated battery on the major surface of the carrier.

Abstract: Temperature characteristics of battery cells are detected. In accordance with one or more embodiments, an intercept frequency is detected for each battery cell, at which frequency an imaginary part of a plot of impedance values of the battery cell exhibits a zero crossing. The impedance values correspond to current injected into the cell. A temperature of the cell is determined based upon the detected intercept frequency for the cell and stored data that models operation of the cell. Various approaches are implemented with different types of circuits coupled to detect the impedance values of the respective cells.

Abstract: A battery pack includes a rechargeable battery, a battery information memory unit configured to store battery type information relating to a type of the rechargeable battery, and an information output unit configured to output the battery type information from the battery pack.

Abstract: A method for protecting batteries with consideration for the influence of a load coupled to a battery pack is provided. The battery pack includes a terminal to be coupled to a capacitor of the load, and a battery management system for controlling a protection operation according to a voltage of the terminal, counting a number of protection operation executions after the load is coupled to the battery pack, and differently controlling a deactivation time of the protection operations depending on whether or not the number of executions is greater than or equal to a reference count.

Abstract: The invention relates to a device and method for maintaining a battery at an operating temperature. Said device for maintaining a first battery at an operating temperature is characterized in that it comprises: a heating circuit (140) capable of heating the first battery; and a monitoring circuit (200) connected to the heating circuit, the monitoring circuit being capable of controlling the operation of the heating circuit according to predetermined programming.

Abstract: The present invention concerns a thermal management and connection device for a battery module (1) consisting of cells (3) juxtaposed in parallel and connected to each other in series, each cell (3) comprising a positive terminal (4) and a negative terminal (4), said battery module (1) further comprising a heat exchange plate (10) comprising an inlet (12A) and an outlet (12B) for a heat-transfer fluid, positioned between the terminals (4), and a non-conductive connection plate (20) comprising holes (22) for the passage of the terminals (4) and means (6) for connecting said terminals (4) two by two with each other, the connection plate (20) being a printed circuit comprising conductor tracks (60).

Abstract: A semiconductor device is provided. The semiconductor device includes an integrated circuit that senses a voltage of a battery cell and outputs a control signal; a charge switch that is electrically coupled to the integrated circuit and interrupts a charge path according to the control signal output from the integrated circuit; at least one first lead electrically coupled to the integrated circuit; a second lead electrically coupled to the charge switch; and a sealing portion that seals the integrated circuit, charge switch, the at least one first lead and the second lead.

Abstract: Provided is a secondary battery including a case having an opening and an internal cavity, an electrode assembly disposed in the internal cavity, a collector plate electrically connected to the electrode assembly and disposed in the internal cavity, an electrode terminal electrically connected to the electrode assembly, a cap plate sealing the opening of the case, and a safety device between the collector plate and the electrode terminal. A portion of the electrode terminal extends beyond the cap plate such that the electrode terminal is exposed.

Abstract: There is provided a battery pack including a current control element which is inserted in a discharge current path, and in which a thermostat and a heat sensitive resistance element whose resistance value increases in response to an increase in temperature are connected in parallel; and a detection unit that outputs an open signal indicating the opening of the contacts when it is detected that contacts of the thermostat are opened.

Abstract: A battery system comprises a battery cell having a cell body and a voltage terminal extending out of the cell body and having first and second terminal edges; a busbar to which an upper end of the voltage terminal is electrically connected; and a zipper fuse formed in a portion of the terminal between the cell body and the busbar, wherein the zipper fuse comprises an array of perforations through the voltage terminal and extending across the voltage terminal from the first edge to the second edge.

Abstract: An electric field activated fuel cell. Electrodes have sharp tips and are subjected to electric fields to generate ions. Ion conductive media may include polar solvents, liquid electrolytes, solid electrolytes and nonpolar solvent with phase transfer catalysts. Charge leaks preferentially from sharp electrode surface tips. Ionized fluid atoms and molecules migrate across the ion conductive media, leading to reaction completion and newly formed products.

Abstract: A battery includes a controller configured or programmed to manage battery cells disposed inside a housing. The controller is arranged one of forward or rearward of the battery cells. The housing includes right and left housing half bodies which define right and left portions of the housing, respectively, and are assembled together in a lateral direction. The battery prevents an increase in the width of a saddle-type electric vehicle while securing a sufficient capacity of the housing.

Abstract: A rechargeable battery pack includes a plurality of unit cells adjacent to each other along a first direction in a pouch, the pouch having a terrace portion at one side surface, and a vertical portion on and perpendicular to the terrace portion, a protection circuit module (PCM) electrically connected to the unit cells, the PCM including a concave groove, and the vertical portion of the pouch fitting into the concave groove, and an adhesion member connecting the PCM and the terrace portion of the pouch, the adhesion member including a separation portion configured to concavely separate and fit the vertical portion of the pouch.

Abstract: A battery block composed of a plurality of battery cells and a voltage detecting circuit (state detecting circuit) for detecting a voltage between terminals of each battery cell are included, and a flexible printed circuit board, in which a voltage detecting line for electrically connecting a positive electrode terminal or a negative electrode terminal of the battery cell and the voltage detecting circuit (state detecting circuit) is integrated with a substrate made or a flexible material, is provided.

Abstract: A battery pack that can easily combine battery cells stacked in a plurality of layers with each other and easily combine the battery cells with protection circuit devices while reducing manufacturing costs and while providing a compact design suitable for powering small electronic devices such as mobile phones and tablet PCs. The battery pack includes a plurality of first battery cells electrically connected to a first circuit board, a plurality of second battery cells electrically connected to a second circuit board, the second circuit board being electrically connected to the first circuit board and a circuit module electrically connecting the first and second circuit boards to an outside.