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| Number | Title | Issue Date |
| 8168314 | Method for evaluating internal short-circuit of battery, device for evaluating internal short-circuit of battery, battery, battery pack and their manufacturing methods Methods for evaluating battery safety under internal short-circuit conditions are improved to eliminate variations in evaluation results and accurately evaluate battery safety under internal short-circuit conditions. An internal short-circuit is caused in a battery ... | 05/01/2012 |
| 8163410 | Lithium rechargeable cell with reference electrode for state of health monitoring A battery management system includes one or more lithium ion cells in electrical connection, each said cell comprising: first and second working electrodes and one or more reference electrodes, each reference electrode electronically isolated from the working electr... | 04/24/2012 |
| 8163409 | Evaluation method for safety upon battery internal short circuit, evaluation device for safety upon battery internal short circuit, battery, battery pack, and manufacturing method for battery and battery pack A method for evaluating the safety of a battery under an internal short-circuit condition. The method for evaluating an internal short-circuit of a battery is characterized in that a short-circuit can be caused at a desired location inside the battery. According to ... | 04/24/2012 |
| 8163411 | Abnormality detection apparatus for battery pack The abnormality detection apparatus for a battery pack includes a first determining function of making a first determination that abnormality is present when a voltage across a unit battery of interest is higher than a first threshold, a second determining function ... | 04/24/2012 |
| 8119269 | Secondary battery with auxiliary electrode The present invention includes three-dimensional secondary battery cells comprising an electrolyte, a cathode, an anode, and an auxiliary electrode. The cathode, the anode, and the auxiliary electrode have a surface in contact with the electrolyte. The anode and the... | 02/21/2012 |
| 8114534 | Fuel cell system A fuel cell system is described that enables discharge of moisture generated by the fuel cell system based on pressure differences between components of the fuel cell system. The fuel cell system includes a fuel cell that discharges oxidant offgas via a cathode disc... | 02/14/2012 |
| 8084153 | Operational guidance device of sodium-sulphur battery An operation guidance program of a sodium-sulphur battery includes a unit that input an operation output and a time zone, a unit that continuously inputs the remaining battery capacity and the battery temperature, a unit that predicts the remaining battery capacity ... | 12/27/2011 |
| 8076016 | Common mode voltage enumeration in a battery pack An apparatus and method for these embodiments of the present invention, useful in manufacturing for example, includes a plurality of battery modules serially intercoupled together, each module including a housing with an anode connector and a cathode connector, each... | 12/13/2011 |
| 8071233 | Integrated current-interrupt device for lithium-ion cells A battery comprises a first terminal in electrical communication with a first electrode of the battery, a second terminal in electrical communication with a second electrode of the battery, a battery can electrically insulated from the first terminal, and at least o... | 12/06/2011 |
| 8071232 | Hybrid fuel cell system and voltage conversion control method thereof To provide a hybrid fuel cell system for improving converter efficiency. In a hybrid fuel cell system (1) in which a fuel cell (22) and an electricity storage device (21) are connected via a voltage converter (20), the voltage converter (... | 12/06/2011 |
| 8048551 | Battery safety device and battery having the same Disclosed is a battery safety device having a first metal plate, a second metal plate, and a pressure-sensitive conducting film interposed between both metal plates and adapted to exhibit electrical conductivity when a predetermined pressure or higher is applied. Th... | 11/01/2011 |
| 8029925 | Electrochemical energy storage cell An electrochemical energy storage cell is provided, in particular an accumulator or a double layer capacitor. In the energy storage cell a core tube, which is open on its two ends, runs through the energy storage cell. Leads may be disposed inside the core tube and ... | 10/04/2011 |
| 8017259 | BMS having waterproof function Disclosed herein is a battery management system for controlling the operation of a middle- or large-sized battery pack, the battery management system comprising: a battery management system printed circuit board (BMS PCB) comprising a circuit and elements for contro... | 09/13/2011 |
| 8003240 | Power disconnection apparatus for soft-shell Li ion battery A power disconnection apparatus includes a soft-shell Li ion battery and a power disconnection device. The soft-shell Li ion battery includes anode pin and a cathode pin and a soft shell enclosing the soft-shell Li ion battery. The power disconnection device include... | 08/23/2011 |
| 7960047 | Method and apparatus for monitoring and controlling an electrochemical cell An apparatus for monitoring and controlling at least one electrochemical cell is disclosed and described, having a cell management device in electrical communication with the electrochemical cell. The cell management device monitors the electrochemical cell and cont... | 06/14/2011 |
| 7939190 | Systems and methods for selective cell and/or stack control in a flowing electrolyte battery The invention provides in various embodiments methods and systems relating to controlling energy storage units in flowing electrolyte batteries. ... | 05/10/2011 |
| 7939191 | Rechargeable battery and coupling structure thereof A rechargeable battery includes a protective circuit board that includes a horizontal electrical terminal arranged parallel to a cap plate. The connection structure of the protective circuit board reduces the size of the rechargeable battery. ... | 05/10/2011 |
| 7939192 | Early detection of battery cell thermal event A battery module for use in an electric vehicle is disclosed. The battery module includes a plurality of cells arranged in a predetermined pattern within the module. The battery module also includes an optical pyrometer arranged inside the module. The optical pyrome... | 05/10/2011 |
| 7927728 | Battery module interface Disclosed herein are a battery module interface including a printed circuit board provided at the front and rear thereof with power connectors and communication connectors for connection with a battery module and an external circuit and a sheathing plate coupled to ... | 04/19/2011 |
| 7879477 | Polymer battery pack A polymer battery pack includes a polymer battery, an outer case having a first outer panel and a second outer panel, the outer case enclosing the polymer battery, an electrode tap in electrical communication with the polymer battery and positioned outside the outer... | 02/01/2011 |
| 7875378 | Voltage sensing member and battery module employed with the same Disclosed herein is a voltage sensing member constructed in a structure in which linear mounting parts are mounted to supporting parts coupled to the bottom of a battery module, conductive sensing parts are mounted on the mounting parts while the conductive sensing ... | 01/25/2011 |
| 7875377 | Fuel cell system A fuel cell system is described that enables discharge of moisture generated by the fuel cell system based on pressure differences between components of the fuel cell system. The fuel cell system includes a fuel cell that discharges oxidant offgas via a cathode disc... | 01/25/2011 |
| 7867643 | Battery module including a battery management system controlling secondary batteries containing protective circuits A battery module according to one embodiment of the present invention includes a plurality of unit batteries, each including a protective circuit for protecting the unit battery, and a battery management system electrically connected to the unit battery. Each unit b... | 01/11/2011 |
| 7846571 | Lithium reservoir system and method for rechargeable lithium ion batteries A lithium-ion battery cell includes at least two working electrodes, each including an active material, an inert material, an electrolyte and a current collector, a first separator region arranged between the at least two working electrodes to separate the at least ... | 12/07/2010 |
| 7816042 | Metal-air battery system with programmed-timing activation This invention provides an actively controlled battery with a programmed-timing actuation capability. The battery comprises a first electrochemical assembly, at least a second electrochemical cell assembly electronically connected in parallel with the first assembly... | 10/19/2010 |
| 7816045 | Fuel cell system and control method therefor A fuel cell system including a fuel cell stack is capable of raising the temperature of a fuel cell stack to a predetermined temperature within a short time without decreasing methanol fuel utilization efficiency. During system startup, the concentration of methanol... | 10/19/2010 |
| 7785731 | Power disconnection apparatus for soft-shell Li ion battery A power disconnection apparatus includes a soft-shell Li ion battery and a power disconnection device. The soft-shell Li ion battery includes anode pin and a cathode pin and a soft shell enclosing the soft-shell Li ion battery. The power disconnection device include... | 08/31/2010 |
| 7745039 | System and method for controlling a rechargeable battery A control system for a rechargeable battery including at least two electrochemical generators electrically connected by a power line. The system includes a protection unit and at least two control units respectively connected to the terminals of each electrochemical... | 06/29/2010 |
| 7718307 | Negative electrode material for nonacqueous electrolyte secondary battery of high input/output current, method for producing the same and battery employing negative electrode material A negative electrode material for a high input/output currant-type non-aqueous electrolyte secondary battery, comprising a carbon material having an average (002) interlayer spacing d002 of 0.355-0.400 nm determined by X-ray diffractometry and a true dens... | 05/18/2010 |
| 7713651 | Electrochemical cell A secondary electrochemical cell with at least one positive electrode includes an active material and one negative electrode, which are held directly in a hermetically tight housing which has at least one detector element or which is dynamically connected to one suc... | 05/11/2010 |
| 7618736 | Stacked-type lithium-ion rechargeable battery A stacked lithium-ion rechargeable battery comprises a plurality of stacked positive and negative electrode couples forming a battery core, each of said couple having a negative electrode, a positive electrode, a separator, and non-aqueous electrolyte, all encased i... | 11/17/2009 |
| 7595128 | Safety device for secondary battery and battery pack employed with the same Disclosed herein are a safety device for secondary batteries that is capable of pressing a piezoelectric element using a seesaw member, which is constructed in a variable fixing structure, to generate electric current when a battery cell swells due to the abnormal o... | 09/29/2009 |
| 7553583 | Systems and methods for constructing a battery pack Methods and systems for constructing a battery, the battery including at least two energy storage sections connected in parallel to a common module power bus, the energy storage sections including at least one battery cell and at least one section disconnect device ... | 06/30/2009 |
| 7507498 | Secondary battery module having piezo sensor Disclosed herein is a secondary battery module comprising a plurality of unit cells stacked one on another, wherein the unit cells are spaced apart from each other such that a channel for heat dissipation is defined between the unit cells, the battery module further... | 03/24/2009 |
| 7435506 | Battery pack There is disclosed a battery pack, which has a plate-shaped resin-formed body to divide an internal space of the battery pack into at least two spaces in a thickness direction thereof, so that a battery is received in a first internal space, while a wiring substrate... | 10/14/2008 |
| 7425385 | Non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery including: an electrode group in which a positive electrode plate and a negative electrode plate are spirally wound with a separator interposed therebetween; and a non-aqueous electrolyte, wherein the positive electrode pl... | 09/16/2008 |
| 7396600 | Battery pack A battery pack including a molded resin portion, which holds a part of or the entire battery, and an externally exposed output terminal. The battery pack further includes an insulating block, which is provided with a breaker mechanism for cutting-off current flow wh... | 07/08/2008 |
| 7378179 | Battery accommodation casing, battery module and assembled battery A battery accommodation casing includes a casing member having an approximate flat shape to house a laminate-sheathed cell therein in a sealing manner, a recess having a hollow shape in cross section and formed on a surface of the casing member, and a gas release me... | 05/27/2008 |
| 7368191 | Electrode array for use in electrochemical cells The invention features an electrode array (7) in which pairs of electrodes (1) are geometrically arranged so that the broadest faces of the exposed electrodes are not directly opposing to each other. Rather, the broadest facing surfaces of the electrod... | 05/06/2008 |
| 7362007 | Hybrid uninterruptible power supply system An apparatus, system, and method for supplying an uninterruptible power source to a dual power device capable of being alternately powered through either a primary power input connected to a primary power source or a secondary power input connected to a secondary po... | 04/22/2008 |
