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Uninterruptible power supplies for use in a distributed network
A UPS module configured to be arranged between at least one AC line and a communications system comprising at least one load comprises a power system, a...
System and method for efficient power distribution and backup
A system and method of power distribution and backup is provided. The power backup system includes a first uninterruptible power supply and a second...
Solar power generation, distribution, and communication system
A solar panel is disclosed that can be daisy-chained with other solar panels. The solar panel automatically generates output alternative current (AC) power that...
Secondary-battery monitoring device and battery pack
A secondary-battery monitoring device capable of realizing highly reliable overcurrent detection and a battery pack having it are provided. When an overcurrent...
System and method for battery power management
A battery management system includes a battery pack and a controller. The controller is configured to receive pack terminal voltage and current data. In...
Lithium-based battery pack for a hand held power tool
An electrical combination. The electrical combination comprises a battery pack configured to be interfaced with a hand held power tool, a control component, and...
Rapid charging and power management of a battery-powered fluid analyte
A system and method is described for rapid charging and power management of a battery for a meter. A charger component is operably associated with the meter and...
Energy store and energy storage system
A chargeable energy store includes a chargeable electrical accumulator, an interface for connecting the accumulator to a device for the exchange of energy and a...
Remaining capacity calculation section (110) calculates the remaining capacity for each of cells (300-1) and (300-2) connected in parallel with each other, and...
Electric energy storage device and installation-operation method thereof
Frequent charging/discharging to an electric energy storage element is suppressed for energy saving and longer lifetime. A transmission-line-side power...
Battery charging system
A battery charging system includes a battery, a load and a controller to control supply power to be supplied from an external power source to the battery and...
Battery device power protection and reset circuit
An electronic device and a method of operating the same are disclosed, where the electronic device includes a main system, a battery, and a battery device power...
Control device and control method, power generation device and power
generation method, power storage device...
The present invention relates to a control device and a control method, a power generation device and a power generating method, a power storage device and a...
Heating a sensitive layer of a chemical sensor subject to detection of a
recharge process in an electronic device
In a method for operating a portable electronic device a recharge process for recharging a rechargeable energy storage of the portable electronic device is...
Method and system for controlling charging parameters of a battery using a
plurality of temperature ranges and...
A method of charging a battery and a battery pack utilizing the same, is disclosed. The method enhances the battery life characteristic of a battery cell by...
Battery charger cradle
In a battery charger cradle, a battery incorporated in a battery built-in device is charged by electric power induced to an induction coil. The cradle includes...
Charging cradle for a headset device and an earphone cover for the headset
Disclosed is a charging cradle for a headset device, which includes a housing with a surface providing a mounting depression, and a cover with a transparent...
An apparatus includes a main body having an opening and a movable member configured to hold a plug capable of transmitting an electrical current to an external...
Electronic cassette charger
A charger includes a loading chamber into which a battery pack is insertably/removably loaded. An insertion opening into which the battery pack is inserted is...
Portable compact multiple-outlet power supply with circuit for supplying
device-specific charging profiles to...
An apparatus for providing electrical power, including an electrically non-conductive generally cube-shaped housing, an electrical power supply operationally...
Reconfigurable energy storage and power supply device
Charging devices, modular adapters, and circuits are provided. One charging device including a body including a rechargeable energy storage device and a...
Capacitor balancing circuit and control method for an electronic device
such as a multilevel power inverter
A method of balancing voltages in a group of capacitors of a power electronic device, such as a multilevel power inverter, includes making a balancing...
USB wall plate charger
A USB wall plate charger for charging an external electronic device is mountable to a common 120 volt AC wall outlet, and includes a power supply to convert the...
Charge control method and discharge control method for electric storage
According to the charge control method of the present invention, as an electric storage means, a group of capacitors is used that include 2n (where n is an...
System and methods for controlled depowering of automobile batteries
Methods and systems for depowering an automotive battery in a controlled manner. The methods comprise (i) providing a depowering medium comprising one or more...
System for optical wireless power supply
A system for optical wireless power transmission to a power receiving apparatus generally situated in a mobile electronic device. The transmitter has an optical...
Wireless power transmission apparatus
Provided is a wireless power transmission apparatus for wirelessly transmitting the power to portable electronic appliances using power or batteries charging...
Island grid power supply apparatus and methods using energy storage for
A system includes at least one generator coupled to an island grid, at least one energy storage unit and at least one converter coupled to the at least one...
System and method for energy distribution
A system and method for controlling the distribution of energy from a plurality of energy resources to a load. The system includes an energy system controller...
System and method for addressing solar energy production capacity loss due
to field buildup between cells and...
Systems and methods are disclosed for removing charge buildup/leakage from solar modules. A discharge controller may be coupled between a solar module and a...
Method and associated transmission system
It is presented a method executed in a transmission system, the transmission system comprising an AC grid, a DC grid and at least two AC/DC converters connected...
Condition-based management of power transformers
Methods and arrangements for managing implementation of a power transformer. There is determined at least one parameter currently relating to operation of a...
Autonomous power system with variable sources and loads and associated
A number of load units are connected to receive power from a number of power supply units. A potential load bus is connected to have a voltage level...
Power supply system and power control circuit thereof
A power supply system for supplying power to a chipset of an electronic device is provided. The power supply system includes a voltage converter, converting a...
System for charging an energy store, and method for operating the charging
An energy supply network has an n-phase electrical machine where n.gtoreq.1 and a controllable first energy reservoir which serves to control and supply...
ESD protection circuit and ESD protection method thereof
The present invention provides an ESD protection circuit including a discharge transistor, a first switch, a second switch, a third switch and a fourth switch....
A protective circuit is provided. The protective circuit includes a charging unit, a voltage regulating unit, and a comparing unit. The charging unit receives a...
Circuit, method and system for overload protection
An overload protection circuit for supplying electric power has advantageous applications especially in supplying power to capacitive loads. In prior art...
Power supply protection system
A power supply protection system including a first metal oxide field effect transistor (MOSFET) having a first source, a first drain coupled to an input node,...
Over current and short circuit protection device and method for electronic
The present invention discloses a control device and method for over current or short circuit protection of electronic cigarette. The control device includes an...
High voltage protection circuit for non-tolerant integrated circuit
A high voltage protection circuit for a non-tolerant integrated circuit is described herein. A non-tolerant integrated circuit may be a powered down integrated...
Hybrid industrial vehicle
A hybrid industrial vehicle (1) has as a main configuration: an engine (2); a cargo handling generator motor (3) used for cargo handling; a cargo handling...
Solid state switch
A solid-state switch includes a plurality of transistors connected in parallel and a plurality of fuses. Each fuse is connected in series with a separate one of...
Vehicle-mounted electric rotating machine
A vehicle-mounted electric rotating machine includes a field winding wound on a rotor for magnetizing a field pole of the rotor, a stator winding for generating...
System and method for overvoltage protection
In one aspect, the present subject matter discloses a method for overvoltage protection of an electrical system. The method may generally include detecting an...
Circuit interrupter with over-temperature protection function for power
A power cord having a circuit interrupter such as a leakage current detection interrupter (LCDI) or arc fault circuit interrupter (AFCI), with a detection...
Leakage current detection interrupter with self-testing function and
over-temperature protection function
A leakage current detection interrupter (LCDI) with self-testing function, which includes: a leakage current detection unit, including multiple current-carrying...
Overvoltage protection device with a measuring device for monitoring
overvoltage protection elements
Systems and methods for overvoltage protection are disclosed. According to one illustrative implementation, an overvoltage protection device is provided having...
Surge protection device
A surge protection device has a pulse controlled switch, a pulse generation circuit and an abnormal voltage detection circuit. The surge control switch is...
Molded splitter structures and methods for making the same
Molded splitter structures and systems and methods for manufacturing molded splitter structures are disclosed.