Electricity: single generator systems inventions 08/09

20090212746 - Systems and methods for optimizing the operation of a generator: Methods and systems for minimizing power loss in generator are disclosed, including providing one or more operating parameters for a generator, and determining an optimal field power and an optimal phase angle, where the optimal field power and the optimal phase angle substantially minimize a power loss in operating the... Agent: Continental Automotive Systems Temic Automotive Of North America, Inc.

20090212747 - Power control system and method: This invention discloses a power control system comprising a prime mover and a generator driven by the prime mover. A control device is coupled with the generator to ascertain a change in speed of the generator and vary an output power of the generator according to the change. The control... Agent: Law Offices Of Michael M. Ahmadshahi

20090206803 - Apparatus and method for harvesting energy for wireless fluid stream sensors: A method for harvesting energy for wireless fluid stream sensors is provided that includes locating a wireless fluid stream sensor in a fluid stream. The wireless fluid stream sensor includes a flexible membrane and a rod. Energy is harvested based on strain induced in the flexible membrane due to movement... Agent: Kris T. Fredrick Honeywell International Inc.

20090206801 - Control apparatus for in-vehicle ac generator: Power-generation control operation for an in-vehicle electric generator is further stabilized in such a way that, in the case where a signal at an external-control-signal input terminal changes, a function of on/off-controlling a magnetic-field current in a constant cycle is interrupted. In a control apparatus, for an in-vehicle electric generator,... Agent: Sughrue Mion, PLLC

20090206802 - Abnormality detection apparatus: The abnormality detection apparatus includes a first function of measuring a first temperature of a first portion of the abnormality detection apparatus, the first temperature having a correlation with a second temperature of a second portion of a vehicle alternator, a second function of integrating a stress depending on a... Agent: Oliff & Berridge, PLC

20090200992 - U-power portable entertainment center and power supply: A self contained unit to provide portable electrical power consisting of a generator, storage battery, power inverter, and AC/DC power outlets. The case provides mounting for various electrical and electronic entertainment equipment including but not limited to a LCD video monitor, CD/VCR player, MP3 docking station, and audio speakers. Power... Agent: Solar Star Inc Dba Stewart Mechanical

20090200993 - Power control system of vehicle: A power control system of a vehicle has a battery, an alternator, and a battery condition detecting device. The device has detecting units detecting the battery current supplied to or discharged from the battery, the battery voltage and the battery temperature, a communicating unit receiving conditions of the alternator such... Agent: Oliff & Berridge, PLC

20090200992 - U-power portable entertainment center and power supply: A self contained unit to provide portable electrical power consisting of a generator, storage battery, power inverter, and AC/DC power outlets. The case provides mounting for various electrical and electronic entertainment equipment including but not limited to a LCD video monitor, CD/VCR player, MP3 docking station, and audio speakers. Power... Agent: Solar Star Inc Dba Stewart Mechanical

20090200993 - Power control system of vehicle: A power control system of a vehicle has a battery, an alternator, and a battery condition detecting device. The device has detecting units detecting the battery current supplied to or discharged from the battery, the battery voltage and the battery temperature, a communicating unit receiving conditions of the alternator such... Agent: Oliff & Berridge, PLC

20090195226 - Power harvesting from apparatus, system and method: The present invention relates to an apparatus system and method for power harvesting on roads and highways using piezoelectric generator. The invention is to provide a system and a method for power harvesting comprising a plurality of piezoelectric devices embedded in a road and configured to produce electrical power when... Agent: Eckert Seamans Cherin & Mellott, LLC

20090195222 - Adjustable resonance frequency vibration power harvester: A resonance frequency vibration power harvester comprises an elongate body, a first vibration energy harvester device and a weight. The elongate body includes a first end, a second end and an interior channel extending through at least a portion of the elongate body between the first end and the second... Agent: Kinney & Lange, P.A.

20090195223 - Power generation controlling device for vehicles, which device has bi-directional communication function with external control unit: A power generation controlling device for vehicle includes a communication controlling circuit, a power generation voltage and excitation current controlling circuit, and a communication frame processing circuit. The communication controlling circuit communicates with an ECU using a communication frame. The power generation voltage and excitation current controlling circuit controls power... Agent: Oliff & Berridge, PLC

20090195224 - Digital excitation control system utilizing self-tuning pid gains and an associated method of use: A system and method for self-tuning a PID controller utilized with an exciter and generator, which includes a power source, an exciter electrically connected to the power source, a generator that is electrically energized by the exciter, and a processor that provides a PID controller that calculates system gain an... Agent: Thompson Coburn LLP

20090195225 - Saturation control of electric machine: The invention includes an electric alternator/motor having a rotor, stator and at least one winding in the stator adapted to conduct a current, the machine also having and first and second magnetic circuits, one of which includes a saturable portion in which saturation may be controlled to permit control of... Agent: Ogilvy Renault LLP (pwc)