Matches 1 - 14 out of 14
Match Document Document Title
7566828 Power source device and charge controlling method to be used in same  
A power source device is provided which is capable of charging a secondary cell in a stable manner even in an environment in which power generated by a solar cell varies due to changes in sunlight...
7525318 Load abnormality detecting system and method  
A load abnormality detecting system and method for detecting the burnout and short circuit of a load are provided. A voltage generator ( 10 ) generates a specified voltage Vs in accordance with a...
7176650 Operation of an electrical machine  
An electrical machine is controlled without using a physical rotor position detector. Rotor position is estimated by an algorithm which receives feedback from a parameter which represents the...
6765305 Sensor-independent oscillation amplitude control  
A device is described for generating an electric voltage by which a body of a capacitive and/or inductive sensor capable of vibration, such as a capacitive micromechanical rotational rate sensor in...
6153870 AC/DC type microwave oven  
Disclosed is an AC/DC type microwave oven. The AC/DC type microwave oven comprises a rotatable inverter which inverts a DC power source to an AC power source by means of a rotational force, a high...
6023152 System for stabilizing a power supply system  
In order to provide a system for stabilizing a power supply system comprising a choke, which connects the power supply system to a mains power feed, a converter system connected to the power supply...
5953225 Power flow control and power recovery with rotary transformers  
An interconnection system (100) for transferring power between a first grid (22) operating at a first electrical frequency and a second grid (24) operating at a second electrical frequency includes...
5767591 Method and apparatus for providing startup power to a genset-backed uninterruptible power supply  
An uninterruptible power supply provides improved reliability by supplying temporary standby power to a critical load and startup power to a backup power source from a single energy storage system....
4517471 Rotary converter machine for direct transfer of electric energy by flux linkage between windings on a stator pack  
A rotary converter machine which includes a stator with three-phase primary, and secondary windings, and a rotor mounted within the stator which includes a damping winding. The primary and...
4368418 Apparatus for controlling high voltage by absorption of capacitive vars  
Apparatus for controlling high voltage by absorption of capacitive vars, comprising a stator (10) having a core and a three phase winding (14) connected to the high voltage, and a rotor (12) having...
4064419 Synchronous motor KVAR regulation system  
This disclosure relates to a synchronous motor KVAR regulation system which utilizes a synchronous motor connected to a power distributor line to generate corrective (capacitive) KVARS to...
3544883 VOLTAGE STABILIZATION SYSTEM UTILIZING A BUCK-BOOST GENERATOR  
3004381 Electrical system  
2925550 Synchronous condenser control system  
Matches 1 - 14 out of 14