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US20140152099 MOBILE CART AND POWER SYSTEM THERFOR  
A mobile cart has a battery assembly, which includes an on-board charger for selectively recharging one or more batteries to ensure constant operation of the powered equipment provided on the...
US20120187912 METHOD FOR USING A STAND-ALONE SYSTEM CONNECTED TO A BATTERY  
A method for using a stand-alone system, provided with an actuator connected to a battery, comprises during a discharging phase of the battery at a predetermined current the measurement of a...
US20100327813 POWER MANAGEMENT TOPOLOGIES  
A power supply topology according to one embodiment includes a first path coupled to a controllable DC power source, a second path coupled to a rechargeable battery, and a third path coupled to a...
US20130002203 CELL BALANCING DEVICE  
A cell balancing device includes a plurality of serially connected battery modules, an external generator, a transformer 16 including a first coil and a plurality of second coils connected in...
US20140191727 Metal-Air Accumulator with Air Electrode Protection Device  
The present invention relates to a rechargeable accumulator comprising one or more metal-air cells, each cell comprising a first terminal (1) and a second terminal (2), a metallic negative...
US20130181679 PASSENGER BUS WITH ON-BOARD CHARGER  
The disclosure describes systems, devices and methods relating to the charging of electrical energy storage devices on passenger buses. The disclosure also describes a passenger bus (30)...
US20120021255 BATTERY PACK AND METHOD FOR CONTROLLING OF CHARGING AND DISCHARGING OF THE SAME  
A battery pack capable of safely control charging and discharging and a method of controlling this charging and discharging. The battery pack includes a battery assembly at least one battery cell,...
US20130027828 INTERNAL TEMPERATURE ESTIMATION UNIT FOR BATTERY FOR ELECTRIC POWER TOOL, AND APPARATUS FOR ELECTRIC POWER TOOL  
An internal temperature estimation unit, which reads a detected temperature of a cell of a battery for an electric power tool to estimate an internal temperature of the battery based on the...
US20130033233 BATTERY PACK FOR ELECTRIC POWER TOOL, CONTROL CIRCUIT, AND PROGRAM  
A battery pack for electric power tool is provided with a battery and a control circuit. The circuit includes a condition satisfaction determination unit, a continua lion satisfaction...
US20140356656 Intelligent Battery Management System and Method for Optimizing Battery Set to the Best Performance  
This innovation is related to intelligent battery management system and method for optimizing the battery set to the best performance. The management system is supported by a cutting-edge method...
US20120032639 BATTERY PACK, CHARGER, AND CHARGING SYSTEM  
A battery pack, a charger, and a charging system. The battery pack includes a rechargeable battery, and a protection circuit to control charging and discharging of the battery, wherein the...
US20130043841 CIRCUIT AND METHOD OF MEASURING VOLTAGE OF THE BATTERY  
The present invention provides a circuit and a method of measuring battery voltage. During the charging, the method adopts cycles of charging, stopping charging, discharging, stopping discharging,...
US20120091115 ULTRA POWER SUPPLY  
An improved portable battery system having a plurality of accumulator batteries designed with circuit features to prolong life through cell balancing is disclosed. Further, the portable battery...
US20140347013 BATTERY MANAGEMENT SYSTEM AND METHOD OF DRIVING THE SAME  
A battery rack includes: a plurality of battery packs; a plurality of slave battery management systems, each of the slave battery management systems being coupled to a corresponding one of the...
US20150200552 ELECTROCHEMICAL CELL MONITORING AND BALANCING CIRCUIT WITH SELF-DIAGNOSTIC FEATURE  
A system and method for measuring a voltage of electrochemical cells of a pack. The system includes circuit elements individually associated with respective electrochemical cells of the pack and...
US20110267008 Single-Power-Transistor Battery-Charging Circuit Using Voltage-Boosted Clock  
A charge/discharge protection circuit protects a battery from inadvertent shorting on a charger node that can connect to a charger or to a power supply of a portable electronic device. A single...
US20120223677 Battery System  
Even if requirements for any scale of system constructions occur, a battery system of flexibly responding to the requirements is provided. The battery system comprising a battery module having a...
US20130200853 ELECTRIC TOOL WITH CONTROLLER OF BATTERY PACK AND THE CONTROL METHOD THEREOF  
An Electric tool with a controller for a battery pack and a control method thereof. The electric tool includes a battery pack, an operator and a controller The battery pack includes a plurality of...
US20150073379 BATTERY MANAGEMENT SYSTEM  
A battery management method for one or more batteries in a healthcare delivery system is provided. The method includes determining when the healthcare delivery system is drawing power from the one...
US20130257383 Battery Pack, Method of Measuring Voltage of the Battery Pack, and Energy Storage System Including the Battery Pack  
A battery system including: a battery, which includes at least one battery cell; a division circuit configured to receive a first voltage of the battery, generate a second voltage from the first...
US20140139187 POWER SUPPLY CIRCUIT  
A power supply circuit includes a load, a chargeable battery, a discharging circuit, a charging circuit, an adapter, and a control circuit. When the adapter operates normally, the control circuit...
US20110298626 BATTERY SYSTEM AND MANAGEMENT METHOD  
A system and method for monitoring the status of a system of battery strings is described. The system includes a current sensor for each of the battery strings, and a controller configured to...
US20130300373 Methods and Systems for Battery Management and Charger Control  
A battery system including a battery pack having a plurality of battery cells and a charger control circuit configured to receive unregulated power from a source and to provide regulated power to...
US20140035514 METHOD AND DEVICE FOR BATTERY-CHARGING MANAGEMENT  
A method, a computer-readable medium, and a system for battery-charging management are provided. The method comprises: recording a respective time that previous trickle charging was carried out by...
US20140354236 BATTERY MANAGEMENT SYSTEM AND DRIVING METHOD THEREOF  
A battery management system (BMS) includes a first switch, a master BMS, and a slave BMS. The first switch is coupled to a charging and discharging path of a battery pack, which includes at least...
US20100327812 CHARGING SYSTEM AND METHOD FOR MANAGING ELECTRIC QUANTITY OF BATTERY  
A method for managing electric quantity of a battery is disclosed. The method includes charging a battery normally with a 4.2V voltage when a temperature of the battery is lower than a first...
US20120081076 Secondary Battery System for Detecting Distribution of Heat Generation  
A secondary battery system capable of controlling charge/discharge of a secondary battery that includes a core winding: calculates a change quantity ΔTT indicating an extent of change in the...
US20140347014 FAULT TOLERANT WIRELESS BATTERY AREA NETWORK FOR A SMART BATTERY MANAGEMENT SYSTEM  
A Wireless battery area network permits the wirelessly monitoring and controlling of individual batteries within large-scale battery applications. The system automatically configures its wireless...
US20140253040 PREVENTIVE BALANCING TECHNIQUE FOR BATTERY PACKS IN PORTABLE ELECTRONIC DEVICES  
The disclosed embodiments provide a system that manages use of a battery pack in a portable electronic device. During operation, the system detects a characteristic of a battery bank in the...
US20120212184 METHOD FOR CHARGING OR DISCHARGING A BATTERY IN ORDER TO DETERMINE THE END OF CHARGING OR DISCHARGING ON THE BASIS OF MEASUREMENTS OF CURRENT AND TEMPERATURE  
The method for charging or discharging a battery comprises measurement of the voltage at the terminals of the battery and comparison of the measured voltage with an end of charging or discharging...
US20140176079 BATTERY SYSTEM  
The controller calculates a first limit based on received information about the battery packs and the schedule for charging and discharging plan, and supplies the first limit which serves as a...
US20140091769 METHOD AND SYSTEM FOR ALLOCATING IDENTIFIERS TO MULTI-SLAVE IN BATTERY PACK  
Disclosed is a method and system for allocating identifiers to multi-slaves in a battery pack. The method for allocating identifiers, in which a master battery management system (BMS) allocates...
US20130038294 BATTERY PACK  
A battery pack is constructed with a rechargeable battery, a protection circuit part that protects the battery when the battery is charged and discharged, and a switching unit that turns on or off...
US20120032643 BATTERY PACK, CHARGING SYSTEM INCLUDING THE BATTERY PACK, AND METHOD OF CONTROLLING THE CHARGING SYSTEM  
A battery pack, a charging system including the battery pack, and a method of controlling the charging system are disclosed. The battery pack includes a plurality of rechargeable battery cells and...
US20150028816 FAULT TOLERANT WIRELESS BATTERY AREA NETWORK FOR A SMART BATTERY MANAGEMENT SYSTEM  
A Wireless battery area network permits the wirelessly monitoring and controlling of individual batteries within large-scale battery applications. The system automatically configures its wireless...
US20150162775 BATTERY STATE MONITORING CIRCUIT AND BATTERY DEVICE  
Provided is a battery device with high convenience, which is capable of setting overcurrent release impedance to be low. The battery device includes: a first comparator circuit for detecting an...
US20150008882 BATTERY MODULE  
A battery module is provided. The battery module includes a battery set, a voltage measurement unit, a temperature measurement unit, a matrix calculation unit and a mix algorithm unit. The voltage...
US20110080139 Batteries, Battery Systems, Battery Submodules, Battery Operational Methods, Battery System Operational Methods, Battery Charging Methods, and Battery System Charging Methods  
Batteries, battery systems, battery submodules, battery operational methods, battery system operational methods, battery charging methods, and battery system charging methods are described....
US20120187914 CONTROL METHOD OF BATTERY-SYSTEM FOR IMPROVING SAFETY  
Disclosed herein are a method of controlling the operation of battery modules in a battery system, which includes two or more battery modules or battery module assemblies, wherein the battery...
US20130187614 CHARGING TECHNIQUES FOR SOLID-STATE BATTERIES IN PORTABLE ELECTRONIC DEVICES  
The disclosed embodiments provide a system that manages use of a solid-state battery in a portable electronic device. During operation, the system monitors a temperature of the solid-state battery...
US20140055096 BATTERY PACK, BATTERY APPARATUS INCLUDING THE SAME, AND CELL BALANCING METHOD THEREOF  
A battery pack includes: a cell module including a plurality of battery cells; and a coil unit installed on one side of the cell module and having coils stacked therein, the coils being connected...
US20110266868 POWER LIMITING APPARATUS FOR ELECTRIC SYSTEM, POWER LIMITING METHOD FOR ELECTRIC SYSTEM AND ELECTRIC SYSTEM  
In a first condition, the sum of discharging power from a first battery stack and discharging power from a second battery stack is limited in accordance with the sum of a limit value of...
US20100295513 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...
US20130093381 ENERGY SAVING CABLE ASSEMBLY  
A power charger circuit converts input energy to DC output energy, with the input energy flowing in a first direction such as via a cable having multiple conductors to provide the output energy,...
US20120109402 METHODS AND APPARATUS FOR IDENTIFYING A GRID CONNECTION POINT USING A TAG  
An electrical outlet, an electrical outlet cover for use with an electrical outlet and methods of identifying a grid connection point for bill processing of a charging event and managing energy...
US20140285155 POWER CONVERSION DEVICE HAVING BATTERY HEATING FUNCTION  
A power conversion device includes a sensor and a controller, The sensor detects a predetermined condition. The controller controls heating of a battery when the predetermined condition is...
US20120043941 AUTOMATIC BATTERY SAFETY PROTECTION SYSTEM  
The present invention provides an automatic battery safety protection system, which includes at least one battery pack, a Micro-Electro-Mechanical System (MEMS), a battery management system and a...
US20120187911 OUTPUT CIRCUIT, TEMPERATURE SWITCH IC, AND BATTERY PACK  
An output circuit has a smaller area and restrains outputs from becoming unstable even if a power supply voltage is lower than an operating voltage. A supply terminal of an inverter circuit is...
US20120286737 ELECTRONIC DEVICE USING RECHARGEABLE BATTERIES AND BATTERY STATUS CONTROL METHOD APPLICABLE THERETO  
An electronic device includes: a plurality of parallel-connection battery groups; and a plurality of battery balance circuits, respectively coupled to the parallel-connection battery groups, when...
US20110309799 System and Method for Extending the Usable Capacity of a Battery Pack  
Systems and methods for extending the useable capacity of a battery pack are disclosed. In one example, flyback transformers supply charge to lower capacity battery cells to extend battery output.