Abstract: A power controlling integrated circuit cell is provided within an integrated circuit power grid to selectively couple an unswitched power supply input to a switched power supply output. The power controlling integrated circuit cell also includes a power control signal input and a power control signal output for supporting the distribution through the integrated circuit of the power control signal. The power controlling integrated circuit cell has a power switching circuit responsive to a power control input signal received at the power control signal input to selectively connect the switched power supply output to the unswitched power supply input, and a power control signal buffer circuit responsive to the switched power supply output to drive a power control output signal from the power control signal output.

Abstract: A vehicle power bus control system is disclosed. The vehicle power bus includes at least one device having an issued, maximum, positive electrical limit value, and an issued, minimum, negative electrical limit each communicated to the at least one device from a control module coupled to the at least one device. The control module includes means for expanding one or more of the issued, maximum, positive electrical limit values, and the issued, minimum, negative electrical limit values responsive to a request from the at least one device for expanding one or more of the issued, maximum positive electrical limit values and the issued, minimum, negative electrical limit values.

Abstract: An apparatus for providing phase rotation for a three-phase AC circuit. The apparatus comprises three phase input terminals and three phase output terminals, where a first phase input terminal is coupled with a third phase output terminal; a second phase input terminal is coupled with a first phase output terminal; and a third phase input terminal is coupled with a second phase output terminal.

Abstract: A semiconductor device includes that a first power line supplied with first power supply voltage, a second power line supplied with second power supply voltage, a third power line electrically connected to a internal circuit; a first switch configured to electrically connect or disconnect the first power line and the third power line, a second switch configured to electrically connect or disconnect the second power line and the third power line, and a control circuit controlling the second switch to electrically connect the first power line and the third power line following a predetermined period after the first power line and the third power line are electrically connected each other based on the first switch.

Abstract: A cogeneration system comprising a generator connected to an AC power feed line between a power network and an electrical load and an internal combustion engine for driving the generator and for supplying its exhaust heat to a thermal load. The power supply from the generator to the power network is interrupted by turning off a switch installed in the feed line when an outage of the power network is detected. A battery for storing DC power is connected to an inverter circuit to invert the DC power to AC power, such that the inverted AC power of the battery and the output of the generator are supplied to the electrical load, thereby enabling the system to respond to a power network outage and preventing reverse flow of the power output by the cogeneration system into the power network while supplying as much electric power as possible to the electrical load.

Abstract: An electric power supply system which, in the event of a power failure, is capable of efficiently supplying electric power to household electric appliances in cooperation of a vehicle, including a mechanism supplying electric power outside the vehicle, with a stationary fuel cell system and also includes an electric power supply system using a power converter for converting direct current powers from a vehicle fuel cell and a stationary fuel cell into alternating current powers. The electric power supply system is constructed by a vehicle fuel cell provided on a fuel cell vehicle, a stationary fuel cell provided in a stationary power supply system, and a power converter for converting direct current powers from the vehicle fuel cell and the stationary fuel cell into alternating current powers.

Abstract: A distributed generation system is connected to an AC power line that provides AC electrical power from a source to a load. The distributed generation system includes a DC electrical power source, a capacitor for storing DC electrical power, a converter for converting electrical power stored in the DC electrical power source at a first voltage to a second, greater voltage for storage in the capacitor. The system includes an inverter for inverting the electrical power stored in the capacitor at the second voltage into AC electrical power having a peak voltage less than the second voltage. A controller is provided and operative for controlling the operation of the converter and the inverter to deliver electrical power stored in the DC electrical power source to the capacitor for delivery as AC electrical power to the AC power line.

Abstract: An electric socket is provided. The socket includes a power saving circuit determining operation status of an electronic apparatus or plural electronic apparatus connected to another electric socket according to a load signal to control to supply or automatically interrupt power. It is possible to control power according to operating status of the connected electronic apparatus and to control power supplied to the electronic apparatus connected to a home network. After time has elapsed when the electronic apparatus is not used, power is automatically interrupted so that undesired power consumption due to standby power can be prevented and costs thereof are significantly saved. The electronic apparatus is prevented from accident load inputted from the exterior so that the lifespan of the electronic apparatus can be elongated and user convenience is remarkably improved.

Abstract: Parallel-connected UPS units of an online UPS system, which are each connected on the input side via a choke coil to an AC mains, in disconnectable fashion, and on the output side to a common load bus and whose supplied powers are individually variable, are disconnected from the AC mains in the event of a failure of the AC mains, at least if they are affected by the failure, and are successively reconnected to the AC mains after the restoration of the AC mains. In this case, in order to match the powers supplied by the individual UPS units to one another, while some of the UPS units are connected on the input side to the AC mains and others of the UPS units are not connected on the input side to the AC mains, a phase angle ?? between the AC mains and the load bus is determined, and the power supplied by each of the UPS units which have not yet been reconnected to the AC mains is adjusted as a function of this phase angle ??.

Abstract: A device is provided and includes an actuator, mounted to a wall box, including a power supply, an electrical load controller and a terminal coupled to the power supply and the controller, an actuator interface disposed on the actuator to receive first commands relating to basic electrical load control by the controller and a separate interface, including a header to communicate with the terminal whereby the separate interface receives power and communicates with the controller, the separate interface being supportable at the wall box and, when the header and terminal communicate, configured to identify a type of the actuator and to receive second commands of a type unique to the identified actuator type and relating to the basic and enhanced electrical load control by the controller.

Abstract: A panel is provided on a front side of an electronic device. A driving unit opens and closes the panel. A position detecting unit detects whether the panel is open. An object detecting unit detects whether there is an object on the panel when the panel is open. A control unit controls the driving unit not to close the panel when there is an object on the panel.

Abstract: An automatic sensing power system automatically has a voltage sampling system that samples a voltage from an electrical device, determines a power requirement for the electrical device, converts power to the required level, and outputs the power to the electrical device when the electrical device is connected to the automatic sensing power system.

Abstract: An automatic sensing power system automatically has a voltage sampling system that samples a voltage from an electrical device, determines a power requirement for the electrical device, converts power to the required level, and outputs the power to the electrical device when the electrical device is connected to the automatic sensing power system.

Abstract: A capacitive sensing system for use with a power cutting tool of the type which has an exposed, moveable blade adjacent a work surface is disclosed. The sensing system drives an excitation voltage onto the exposed blade and monitors the current drawn from the blade, detects changes in the amplitude and phase and analyzes the characteristics of the changes to selectively trigger a reaction system.

Abstract: An electrical power distribution method and apparatus are disclosed, the apparatus comprising a first power distribution member section receiving electrical power from a power supply and a second high resistivity power distribution member section, electrically connected to the first section for supplying the electrical power to an electrical device in electrical communication with the high resistivity section.

Abstract: A multiple input/output power converter includes: at least two input/output circuits to be connected to electric units; a plurality of power converting circuits including switches and at least an inductor, a plurality of capacitors connected to the power converting circuits; and a control circuit for controlling the switches in a plurality of modes to selectively operate the inductor and the capacitors to operate the power converting circuits in either of stepping up, stepping down, or conducting operation. The capacitors are shared among the power converting circuits.

Abstract: In an electrical distribution system for supplying power from an AC source to an adjustable-speed drive connected in a single-phase manner, a device for substantially eliminating harmonic currents in the supply lines of said system. The device includes a completely-passive parallel resonant circuit having three passive electrical branches connected in parallel and also having an almost infinite impendence at a third harmonic frequency of a fundamental frequency of said AC source to prevent the formation of only said third harmonic frequency so that there is no third harmonic current to remove or dissipate as heat. The three passive electrical branches comprise a first branch consisting of a capacitor, a second branch consisting of a reactor, and a third branch consisting of a resistor. The parallel resonant circuit is electrically connected to at least one supply line.

Abstract: An electret device includes an electret film capable of storing charges and a charge outflow inhibition film formed on an upper surface of a region having a high charge density in the electret film and inhibiting the charges stored in the electret film from flowing out.

Abstract: The invention relates to an electrically-openable lock fitting for a motor vehicle, connected to main electric supply means (3) and to emergency electric supply means for the lock fitting in the event of a malfunction of the main electric supply means. The emergency electric supply means comprise a power reserve component (6) and electric energy reserve means (9), and an identification element (4) ensuring the identification of a user. The identification element comprises at least one signal receiver (4) communicating with an element which can deliver a signal in order to identify the user. The connection of the electric energy reserve means (9) is controlled in such a way that the electric energy reserve means (9) supply the energy reserve component (6) once identification has been made and authorized.

Abstract: Embodiments of power distribution systems and methods are described generally herein. Other embodiments may be described and claimed.