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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...
9035612 Method for transferring energy between at least two energy storage cells in a controllable energy store  
In a method for transferring energy between at least two energy storage cells in a controllable energy store that serves to control and to supply electrical energy to an n-phase electric machine,...
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...
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...
9007029 Method and system for managing the state of charge of a lithium-ion cell module  
The state of charge of a lithium-ion cell module including several cells is managed by observing changes in a cell's differential capacity curve exceeding or falling short of a preset limit value...
8994337 Balancing method and balancing system of battery pack  
A balancing method and balancing system of a battery pack is disclosed. The method includes and the system is capable of determining whether a voltage change of the battery pack is greater than a...
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...
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...
8933721 Power source arrangement and method of diagnosing a power source arrangement  
An embodiment method of diagnosing a power source arrangement includes a plurality of n power sources connected in series between output terminals, wherein n≧2. At least two different groups of...
8928282 Control system for assembled battery  
The present invention is a control system for an assembled battery that controls an assembled battery comprising a plurality of cells, including: a bypass circuit connected in parallel to each...
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...
8922167 Rechargeable battery systems and rechargeable battery system operational methods  
Rechargeable battery systems and rechargeable battery system operational methods are described. According to one aspect, a rechargeable battery system includes a plurality of rechargeable battery...
8917061 System and method for battery cell balancing  
Without battery cell balancing, voltages of multiple series-connected battery cells may quickly become out of balance, which causes some cells of the battery to deteriorate faster than others, and...
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...
8907627 Balancer circuit for rechargeable batteries  
A balancer circuit for a cell in a rechargeable battery, having connecting terminals for connection of the balancer circuit to the cell. A first resistor is electrically connected to one of the...
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...
8901887 Mobile electric appliance with charge status indicator and battery for it  
A mobile electric appliance is disclosed. The mobile electric appliance includes at least one battery bay for accommodating a battery with at least one voltage-generating cell and a battery-side...
8878484 Methods, systems and apparatus for determining whether an accessory includes particular circuitry  
Methods, systems, and apparatus for determining whether an accessory includes particular circuitry. A host device may measure a first voltage and a second voltage received from an accessory, where...
8878541 Battery voltage monitoring circuit  
A battery voltage monitoring circuit includes a first power supply terminal to be connected to the positive terminal of a battery pack having rechargeable cells connected in series; a first supply...
8878493 Apparatus for monitoring operation state of battery pack composed of plurality of cells mutually connected in series  
An apparatus is provided, which monitors an operation state of a battery composed of a plurality of cells mutually connected in series. In this apparatus, a cell voltage of each of the plurality...
8872478 Circuit and method for balancing battery cells  
Embodiments of the invention provided circuits and methods for balancing battery cells. According to a first embodiment, a cell balancing circuit includes an auxiliary current path for controlling...
8872476 Charging management system and charger with the same  
The present invention discloses a charging management system and a charger with such charging management system. The charging management system includes a first signal-output port, a second...
8866441 Interlock mechanism for a multiple battery pack  
A method for operating a battery system having multiple battery packs. The method includes decoupling the output of a discharged battery pack from the vehicle load, reducing the voltage between an...
8836284 Device and method for calculating value of rechargeable battery  
A rechargeable battery is used with a plurality of battery cells restrained by a restraint member. After the rechargeable battery has the restraint member removed therefrom and is thus...
8816639 Charge balancing topology  
A rechargeable battery assembly provides load balancing for individual battery cells making up a battery assembly. The battery assembly includes a plurality of series-connected battery cell...
8810201 Battery management system and battery management method  
A battery management system and a driving method thereof, to set a discharge completion voltage using the cell voltages of cells of a battery, and to balance the cell voltages according to the set...
8779722 Two-stage charge equalization method and apparatus for series-connected battery string  
A two-stage charge equalization apparatus for a series-connected battery string having a two-stage DC-DC converter including a first DC-DC converter; and a second DC-DC converter which is...
8773070 Apparatus and method for balancing charge capacity of battery cell  
An apparatus for balancing charge capacity of battery cell includes a voltage sensing/discharging circuit having a battery with cell group, a switching unit for selectively connecting both...
8723483 Battery monitoring device  
There is disclosed a battery monitoring device including a voltage equalization circuit that equalizes cell voltages of a plurality of battery cells being connected in series and forming a battery...
8723482 Battery unit balancing system  
A battery unit balancing system comprises a discharging circuit and means for connecting the discharging circuit to a battery unit. The discharging circuit is configured such that it is...
8674540 Electronic system having resistors serially connected  
An electronic system has a capacitor that smoothes voltage of a direct current source, a resistance circuit that discharges charge of the capacitor, and an inverter circuit that converts the...
8659265 Battery pack and method of sensing voltage of battery pack  
A battery pack and a method of sensing a voltage of the battery pack are disclosed. The battery pack has more battery cells than an individual cell voltage sensing unit can sense the voltages of....
8648568 Backup power system management  
Systems and methods for management of a backup power system are described herein. At least one illustrative embodiment includes a backup power system configured to couple to a power source...
8643334 Battery balancing circuit and balancing method thereof and battery activation method  
Disclosed is a battery balancing circuit for balancing the voltages of a reference battery module and a detachable battery apparatus, which has a load channel, a charging-discharging channel, a...
8598846 Device and method for stabilizing a battery pack  
The present invention generally relates to a device and method for stabilizing a battery pack, wherein the battery pack stabilization device has a by-pass circuit to prevent individual cell...
8564247 Cell management system  
A cell management system and method for balancing energy across a plurality of cells coupled to a circuit bus. The system can include a transformer, two transformer switches, and for each cell, a...
8525470 Using a circuit rating to establish a charge rate for an electric storage battery of an electric vehicle  
A method for charging an electric storage battery in a plug-in electric vehicle through a power supply circuit includes coupling a charger to the circuit, providing the charger with a signal...
8508191 System for scheduling battery charge and discharge in a reconfigurable battery  
Effective scheduling of battery charge and discharge activities, by making the most of battery characteristics, can extend the battery pack's operation-time and lifetime. A system and method for...
8502503 Circuits and methods for protection of battery modules  
A circuit includes multiple battery modules and protection circuits respectively coupled to the battery modules. Each protection circuit includes a controller and a shunt circuit. The controller...
8487590 Cell controller having a unit cell voltage detecting section  
A cell controller capable of ensuring high safety even when a short occurs among voltage detecting lines without causing increased costs is provided. The cell controller 10 includes a unit cell...
8466657 Autonomous balancing of series connected charge storage devices  
A charge balancing circuit implemented within a charge storage device (cell) in a series connected charge storage unit (battery) made up of a plurality of cells. The charge balancing circuit may...
8461806 Systems and methods for cell balancing  
A cell balancing circuit comprises a first cell having a first voltage, a second cell in series with the first cell and having a second voltage that is greater than the first voltage, and a bypass...
8436589 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Charging device, image forming apparatus, and computer program product
 
An charging device includes: capacitors connected in series; a charging unit that charges the capacitors; bypass units, each respectively connects in parallel to each capacitors, wherein each...
8432132 Battery pack manager  
A manager that lessens a difference in state of charge of a battery pack. The battery pack is constituted of a plurality of blocks. A slave unit is provided for each of the blocks, to thus detect...
8427110 Battery system  
A battery system manages a plurality of battery cells of an assembled battery. The battery system includes at least a plurality of battery cell management units which is connected to the battery...
8427106 Dynamically reconfigurable framework for a large-scale battery system  
A dynamically reconfigurable battery framework for management of a large-scale battery system systems is provided. The framework monitors, reconfigures, and controls large-scale battery systems...
8427105 System and method for equalizing a battery pack during a battery pack charging process  
A system and method for equalizing a battery pack during a battery pack charging process in accordance with an exemplary embodiment is provided. The method includes receiving total capacity...
8410754 Management unit and method for managing electric energy stored in a battery comprising a number of series-connected cells  
A management unit and method for managing electric energy stored in a battery composed of a number of series-connected cells, the management unit having: a main equalizing circuit, which forms the...
8405352 Battery management system and battery management method  
A battery management system and method, the method including balancing cells and measuring the cell voltages of cells that are not directly adjacent to the cells being balanced.
8405351 System and method for charging and discharging a Li-ion battery  
An electrochemical battery system in one embodiment includes a first electrochemical cell, a second electrochemical cell, a memory in which command instructions are stored, and a processor...

Matches 1 - 50 out of 237 1 2 3 4 5 >