Electricity: single generator systems inventions 03/08

20080067982 - Modulation control of power generation system: Methods and apparatuses are disclosed for producing current with a desired output frequency from one or more fixed or variable speed alternators by varying a saturation level of a portion of the alternator(s) based on a output frequency desired, and preferably then rectifying the output to produce a desired electrical... Agent: Ogilvy Renault LLP (pwc)

20080067984 - Starter-generator operable with multiple variable frequencies and voltages: A starter-generator system is configured to be operable at multiple variable frequencies. The starter-generator includes a rotor and a stator. The rotor is configured to rotate and has a single main field winding wound thereon. The stator has at least a first stator winding set and second stator winding set... Agent: Honeywell International Inc.

20080067981 - Generation device: A generation device, having a magneto generator, in which an AC control voltage is applied from a battery charged with a rectified output of the magneto generator to an armature winding of the generator through an inverter to control a battery voltage to a limit value or less, comprising: fixed... Agent: Pearne & Gordon LLP

20080067983 - Thermal protection of controller for on-vehicle alternators: A thermal protecting circuit is provided for an alternator controller. The protecting circuit comprises a switching member switching on/off the alternator; a sensor sensing a temperature of the switching member; and a switching control circuit. This switching control circuit switches off the switching member when the temperature of the switching... Agent: Oliff & Berridge, PLC

20080061747 - System and method for dc power generation from a reluctance machine: A system and method is provided for generating DC power using a synchronous reluctance machine (12) or a salient-pole synchronous machine (102) and a power converter (110). The present invention can be used to achieve power production for a synchronous reluctance machine (12), or can be used to achieve partial... Agent: Honeywell International Inc.

20080054857 - On-line testable solid state reversing dc motor starter: A solid state reversing DC motor starter that is testable on-line and satisfies the requirements for nuclear safety grade equipment. The motor starter employs a bridge of solid state switches which connect the polarity of the motor winding to conform to the desired direction of travel. The reversing switch bridge... Agent: Westinghouse Electric Company, LLC

20080054856 - Buck shot blues specially processed denim product and the process methods to make the product: This device is an Improved Automotive All Silicon Voltage Regulator (I-ASVR) for use in the automotive components re-manufacturing and original equipment alternator product. Particularly this device improves the electrical connections, prevents failures related to poor connections and heat variations, and eliminates failures from transient voltage surges that effect electronic devices.... Agent: John D. Ritchison Ritchison Law Offices, PC

20080054858 - Engine-driven work machine system: An engine-driven work machine system includes an engine; a work machine driven by the engine; a frame supporting the engine and the work machine; and a sound-insulating housing provided on the frame. The sound-insulating housing includes a bottom plate; a pair of opposing sidewall plates extending from the bottom plate... Agent: Arent Fox LLP

20080054859 - Brushless generator: In the m phase brushless generator, n (n<m) phase magnet coil groups are provided with magnetic sensors, while the remaining (m−n) phase magnet coil groups are not provided with magnetic sensors. The regeneration control circuit utilizes the sensor outputs of the n magnetic sensors to generates n sets of regeneration... Agent: Harness, Dickey & Pierce, P.L.C