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Rotary body driving apparatus
The rotary body driving apparatus comprises: a rotary body having reflective surfaces; a motor having a rotor shaft; a rotor being attached to one end part of...
Mold motor and air conditioner
A mold motor includes a mold stator, a rotor, and a bracket. The mold stator includes a first bearing housing section formed of thermosetting resin, one bearing...
Bearingless flywheel systems, winding and control schemes, and sensorless
Flywheel systems are disclosed that provide increased energy density and operational effectiveness. A first bearingless motor and a second bearingless motor may...
Stator module and magnetic field generating structure thereof
The disclosure provides a stator module and a magnetic field generating structure which includes a magnetizer and an electrically conducting pipe. The...
Method and apparatus for permanent magnet attachment in an
An apparatus and method for the installation and removal of permanent magnets in a permanent magnet electromechanical machine, for example a wind turbine power...
Permanent magnet rotary electric machine
A permanent magnet rotary electric machine includes: a stator in which a plurality of teeth and a plurality of slots are formed on an inner periphery of a...
Electric motor and production method for the electric motor
A plurality of lamination steel sheets that form a rotor core are stacked so that the lamination steel sheets are angularly shifted from each other, and a...
Motor and rotor thereof
A motor and a rotor thereof are provided. Taking the distance between the two endpoints of a permanent magnet of a motor rotor that are on the side away from...
An electric motor has a supplementary field magnet including a magnetization coil, a yoke serving as a magnetic path for magnetic flux produced by the...
An electric motor has a supplementary field magnet including a supplementary magnet, a yoke serving as a magnetic path for magnetic flux produced by the...
Power supply management method for electronic device, and electronic
device and power supplying device
A power supply management method for electronic devices includes: an electric power transmission step of wirelessly transmitting electric power to each of...
Method and apparatus for secure energy delivery
A solar power conversion device has an embedded security module for creating trusted metering data in relation to power generated and for delivering it to a...
Detector arrangement in an electric arrangement with stand by shut down
A detector arrangement included in an electric circuit arrangement which includes a stand by shut down and which comprises a first power supply (1) which is...
Battery backup based on voltage feed-forward control in a power supply
The subject innovation relates to providing battery backup for a power supply (e.g., a power supply implemented within a distributed power architecture where...
Electric lamp apparatus with emergency light
Disclosed is an electric lamp apparatus, and more particularly to an electric lamp apparatus, in which an electric lamp is configured to emit light with power...
An active switch for electrically connecting and disconnecting a power source such as an energy harvester to a charge storage device is disclosed. The active...
System for the electronic management of photovoltaic cells with adapted
The invention relates to a system for the electronic management of a photovoltaic generator, said system comprising a plurality of n static converters (11, 12,...
Portable power station system
A portable power station system for providing access to electrical power and mechanical energy in from stored and renewable sources comprising a housing...
Contactless charging system and contactless charging method
A contactless charging system of the disclosure includes a transmitting unit having a primary coil and a receiving unit having a secondary coil and which...
Wireless power transmitting unit, wireless power receiving unit, and
control methods thereof
A control method of a wireless power receiving unit receiving charging power from a wireless power transmitting unit to perform wireless charging is provided....
Mobile device and combo coil module
An apparatus may include a near field communication (NFC) antenna coil and a wireless power receiving coil. The NFC antenna coil and the receiving coil may be...
Wireless data reader at checkstand
A checkstand system including a counter surface within which a plurality of induction charge transmission coils are embedded in or disposed below the counter at...
System and circuit for recharging large capacity batteries
A system and circuit for recharging a battery using an AC power source. A tuned circuit is created using a capacitor, an inductor, a rectifier and the battery...
Apparatuses and methods for over-temperature protection of energy storage
A charging system includes a temperature sensor to generate a temperature signal responsive to a temperature of an energy storage device. A circuit temperature...
Electronic device system and battery pack
There is provided an electronic device system including a plurality of battery packs, and an electronic device that is driven by a power source supplied from...
Battery management system
A battery management system includes detecting circuitry and control circuitry coupled to the detecting circuitry. The detecting circuitry detects cell voltages...
Energy-saving circuit for a network-powered device, network arrangement
and energy-saving method
An energy-saving circuit for a network-powered device (PD) having a converter circuit that produces an operating voltage (V.sub.OUT) for the device (PD) from a...
Capacitor short-circuiting in a high voltage converter
A short-circuiting arrangement for capacitors of a high voltage converter are provided, the capacitors each having two connection terminals, the arrangement...
Charging method and charging device using the same
A charging method is provided for charging a battery unit. Firstly, a current change amount is set, and a predetermined time interval is determined according to...
Battery charger with power factor correction
A battery charger with power factor correction is provided. In particular, the battery charger is configured to work in a discontinuous current mode with a...
Battery monitoring device and battery monitoring system
A battery monitoring system includes a clock input terminal, a data input terminal, a communication control circuit receiving the clock signal and the data...
Apparatus and method for managing power for mobile device
An apparatus and method of managing power for a mobile device is disclosed, which can prevent an inflow of overcurrent to the device when the device is charged....
Battery charger and charging terminal structure
The battery charger has a socket that is tubular, has a bottom, and accepts a rechargeable battery inserted to the socket. At least one side wall of the socket...
Portable energy storage and power supply system
A portable energy storage and power supply system includes a first housing member coupled to a second housing member, the first housing member and the second...
Production logging instrument
A logging system and method for operating a logging system are typically used in a wellbore. The logging system may include a logging instrument including a...
A temperature detection unit detects the temperature of a power plug. A control unit stops electric conduction to a battery when the detected temperature...
Battery module architecture with horizontal and vertical expandability
A battery module architecture including a plurality of battery cells coupled electrically in series and having a combined battery potential proportional to the...
Battery management system for human-machine interaction vehicles
A battery management system for human-machine interaction vehicles includes a battery pack, and an information sampling module. The management module determines...
Wireless energy transfer in lossy environments
Described herein are improved configurations for a wireless power transfer for electronic devices that include at least one source magnetic resonator including...
Wireless power system including impedance matching network
A wireless power system for powering a television includes a source resonator, configured to generate an oscillating magnetic field, and at least one television...
Power feeding coil unit and wireless power transmission device
A power feeding coil unit includes a first power feeding coil and a second power feeding coil that generate a first magnetic flux, a first auxiliary coil that...
Wireless power transfer using air gap and metamaterial
Examples of the invention include methods and apparatus for wirelessly transmitting power to a vehicle using electromagnetic radiation. An example apparatus...
Managing devices within micro-grids
An approach to provide power from power supply devices to power consuming devices based on using priority levels for each of the power consuming and supply...
Power management method and power management system utilizing a measure of
a driving current to control an...
A power management method utilizes the steps of reading the driving current; determining if a driving current of an electronic device is less than or equal to a...
Feed system to be used in residence such as multi-unit apartment complex
A photovoltaic array (11) for generating DC power by receiving sunlight is installed in a balcony (1) of the individual unit, the DC power is converted by an...
Dynamic means for correcting for load imbalance and harmonic distortion
A method and apparatus are directed to a dynamic means for correcting imbalance and harmonic distortion in an electrical system. In one embodiment, the device...
Power flow control apparatus
A power flow control apparatus comprising a current distribution circuit arranged to distribute an input current into a plurality of branches such that the...
Output control device and output control method for wind farm
An output control device for a wind farm which includes n number of wind turbines includes a WTG output obtaining unit for obtaining a current output P.sub.i of...
Power control system with power drop out immunity and uncompromised
A power control system provides immunity from power supply dropout for a controller without compromising a startup time of the controller. In at least one...
System and method for reducing reactive current on a common DC bus with
A system configured to reduce the amplitude of reactive current present on a DC bus shared by multiple inverters is disclosed. The start of the switching period...