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9046584 Battery voltage detector having pull-up resistor  
A battery voltage detector includes, but is not limited to: a voltage detection circuit; and a voltage processor. The voltage detection circuit includes, but is not limited to: a capacitor...
9041341 More readily available traction battery  
A battery includes a first terminal, a second terminal, a first battery module, a second battery module, and a third batter module. The first battery module and the second battery module includes...
9041345 Battery system and energy storage system including same  
A battery system is disclosed. The battery system includes a plurality of battery cells, and a battery cell balancing unit, configured to adjust voltages across each of the battery cells to reduce...
9037426 Systems and methods for determining cell capacity values in a multi-cell battery  
Systems and methods to determine cell capacities of a vehicle battery pack. Cell capacities may be determined using state of charge (SOC) estimates for the cells and a charge count for the battery...
9035611 Battery system for vehicle  
A battery system for a vehicle is provided with discharge circuits (R1, 129A through 129D, 128A through 128D) that discharge battery cells (BC1 through BC4) via measurement lines of those battery...
9030205 Electric leakage detecting apparatus  
An electric leakage detecting apparatus includes: a first voltage-dividing circuit; a second voltage-dividing circuit; a first switch which is inserted in a line connecting the first...
9030181 Electric power steering apparatus  
An electric power steering apparatus includes a power supply and a power supply management unit that controls an operation of the power supply. The power supply includes a main power supply, an...
9024572 Battery module, battery system and electric vehicle  
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...
9024583 Battery pack with analog switch  
An analog switch and a battery pack using the same are provided. The analog switch can compensate for temperature dependence of voltages measured from a battery cell before applying the measured...
9024586 Battery fault tolerant architecture for cell failure modes series bypass circuit  
A battery cell by-pass circuit that has particular application for by-passing cells in a high voltage battery for a vehicle. The battery includes a plurality of battery cells electrically coupled...
9024584 Method and system for setting sequential identification to multi-slave in battery pack  
Disclosed is a method for setting sequential ID to a multi-slave BMS in a battery pack, the battery pack including N (N: natural number of 2 or more) slave BMSs having sequential physical...
9018905 Battery management apparatus of high voltage battery for hybrid vehicle  
The present invention relates to a battery management apparatus of a high voltage battery for a hybrid vehicle, in more detail, a battery management apparatus of a high voltage battery for a...
9018910 Battery protection circuit and method of controlling the same  
A battery protection circuit and a method of controlling the same are disclosed. The battery protection circuit includes a first current path that includes a charge control switch and a discharge...
9018892 Photo-voltaic array fed switched capacitor DC-DC converter based battery charging for Li-Ion batteries  
Technologies generally described herein relate to a cell balancing and charging scheme for a serially coupled Li-Ion battery pack supported by a photovoltaic cell array power source. A switched...
9018894 Vehicular power supply system  
A vehicular power supply system is provided, which is equipped with a two-battery power supply system including a lithium-ion battery and a lead battery, and can securely supply the lead battery...
9018956 Apparatus and method for diagnosing abnormality in cell balancing circuit  
Disclosed is an apparatus and method for diagnosing an abnormality in a cell balancing circuit in a battery pack including a plurality of cells corresponding to each cell balancing circuit. The...
9018912 System and method for managing parallel-connected battery cells  
The present system and method manage a rechargeable battery comprising two or more battery cells or series stacks of cells. The system includes a set of switches, each of which connects a cell or...
9007016 Charging apparatus and vehicle  
A charging apparatus that enables power line communication to be performed even via a charging apparatus. This charging apparatus is provided in a vehicle having an electrical storage apparatus...
9005788 Management scheme for multiple battery cells  
A series-parallel battery system with a buffer resistor coupled to each junction of batteries or battery cells. Buffer resistors on the same row are coupled to a measurement node. Terminals of the...
9007065 Battery monitoring apparatus  
A battery monitoring apparatus for monitoring a battery condition of an assembled battery. In the apparatus, a control unit transmits, to a monitoring unit that is powered by the assembled battery...
9000935 Battery management system  
The present application describes, among other things, a battery management system. The battery management system includes a computing device and first and second battery unit monitoring modules....
8994334 Battery state-of-charge calculation device  
The battery state-of-charge calculation device (100) is provided with a SOCV calculation unit (5) which outputs a first state of charge calculated based on voltage data, a SOCI calculation unit...
8988861 Power converter  
The power converter includes a power conversion section which configures a circuit for power conversion, a power bus bar extending from the power conversion section, a terminal block, and a...
8981718 Serial multi-vehicle quick charge station  
Disclosed herein are embodiments of serial multi-vehicle quick charge systems and stations for battery propulsion vehicles and methods thereof. One charging system comprises a charging unit having...
8981721 Battery control device and electricity storage device  
A battery control device that controls a battery module in which a plurality of cell groups, in each of which a plurality of cells are connected in series, are connected in series or...
8975869 Portable terminal battery pack and apparatus and method for controlling battery unit of the battery pack to extend battery use time  
Disclosed is a portable terminal, a battery pack and an apparatus for controlling a battery unit. The battery pack includes k battery units, wherein k is an integer of 2 or more; a power supply...
8970063 Method and arrangement for balancing voltages of series connection of storage units for electrical energy  
An arrangement which includes two or more energy storage units for electrical energy connected in series, and two or more balancing resistor units. Each balancing resistor unit is connected in...
8963500 System and method for a battery pack output contactor  
Systems and methods for controlling the output of a battery pack are disclosed. In one example, a battery pack contactor is closed after receiving a request to open the battery pack contactor...
8963499 Battery pack, method of controlling the same, and energy storage system including the battery pack  
A battery pack, a method of controlling the same, and an energy storage system including the battery pack are disclosed. According to some aspects, the method may include calculating charge...
8963551 Abnormality detecting system for battery assembly  
An abnormality detecting system sequentially compares the output voltages of n-piece battery cells that are connected in series, with a criteria voltage, at respective points in time Tv1-Tvn, and...
8963481 Charging service vehicles and methods using modular batteries  
Charging service vehicles and methods using modular batteries are disclosed. The service vehicles are vehicles having electric vehicle (EV) charging equipment, and removably mounted battery...
8957610 Multi-port reconfigurable battery  
A multi-port reconfigurable battery has at least one bank of statically joined series connected battery cells, each including a positive and negative pole connected through switches to respective...
8957637 Shunt system for cells in a fuel cell stack  
A shunt system for a stack of series connected electrochemical units. The system includes shunt circuits each connected between a positive pole and a negative pole of an electrochemical unit and a...
8952660 Systems and methods for balancing battery cells  
A cell balancing system includes multiple bypass paths and a battery management circuit. The multiple bypass paths are coupled in parallel to the battery cells. The battery management circuit is...
8952662 Circuit and system and method for controlling battery  
A battery control circuit for balancing a battery includes a voltage detector, a controller, a balancing device, and a switch. The voltage detector is configured to detect a voltage difference of...
8952661 Emergency power supply device  
An emergency power supply device for a rotor blade adjustment system of a wind turbine is disclosed. The emergency power supply device includes a plurality of electric power accumulators and a...
8947048 Power supply system with charge balancing  
A power supply system includes a first charge storage. A series circuit with a plurality of n charge storage modules is connected between load terminals. A second charge storage includes load...
8941354 Battery system  
A battery system is disclosed. In one embodiment, the system includes i) a plurality of battery modules each of which is configured to store power, wherein each battery module is electrically...
8933664 Method and system for powering an electronic device  
Methods and apparatus for providing a power supply to a device, including an inductive rechargeable power supply for a data monitoring and management system in which a high frequency magnetic...
8928281 Battery control apparatus, vehicle, and battery control method  
A battery control apparatus includes: a battery circuit in which a plurality of batteries are connected in series; a plurality of bypass circuits, each of which removes a corresponding battery...
8922050 Method for controlling a power supply device having an inverter  
A method for controlling a power supply device for at least one electrical machine, having at least one storage device for electric energy (battery) and an inverter equipped with at least one...
8924056 System and method for balancing a storage battery for an automotive vehicle  
A system and method is provided for balancing a storage battery for an automotive vehicle. The battery is of the type including a plurality of storage cells. The system includes a thermoelectric...
8917059 Inter-module voltage balance correcting circuit of a power storage system  
Provided is an inter-module voltage balance correcting circuit of a power storage system including a plurality of storage modules connected in series, each of the storage modules including a...
8912758 Power storage apparatus, power storage system having the same and method of assembling power storage system by using the same  
The present disclosure describes a power storage apparatus including a housing made of a durable material and defining an installation space of a plurality of secondary batteries; a plurality of...
8912756 Multi-series battery control system  
A multi-series battery control system comprises a plurality of unit battery cell of which unit consists of multiple battery cells connected in series; a plurality of control IC comprising a...
8907624 Multi-battery pack battery system with direct communication between controller and the battery packs  
A battery system includes a battery pack configured to include at least a plurality of battery cells that are connected in series, a monitor that monitors a state of the plurality of battery...
8907625 Battery management systems with vertical bus circuits  
A battery management chip may include a battery management unit and a vertical bus circuit. The battery management unit can monitor a cell status of multiple cells in a battery module coupled to...
8907626 Battery pack control apparatus  
A plurality of voltage switching circuits 41 are provided in a switching unit 40 to relatively change a reference voltage to plural levels, thus detecting a spontaneous change of the reference...
8907676 Power cell system with means for detecting a discontinuity  
A power cell system such as a fuel cell system, with apparatus for detecting a discontinuity. A power cell system, e.g. a fuel cell system, includes a plurality of power cells, e.g. fuel cells and...
8901884 Combined battery charger and battery equalizer  
A combined battery charger and battery equalizer for equalizing a first battery bank and charging a second battery bank, respectively includes a buck-boost power converting circuit configured to...