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8941364 On-demand electric power system  
An on-demand electric power system for providing on-demand electric power in remote locations. The on-demand electric power system generally includes a protective housing, an engine-generator...
8816650 Modulating current in a dual generator system  
A dual-generator assembly includes a first generator configured to generate a first current and a second generator configured to generate a second current modulated based on harmonic current in...
8816605 Adaptive sliding-frequency triggering ignition process for electronic ballast of high pressure gas discharge lamp  
An adaptive sliding-frequency triggering ignition method for electronic ballast of high pressure gas discharge lamp includes the steps of: measuring an accurate value of free oscillation frequency...
8754615 Conversion of synchronous generator to synchronous condenser  
An approach for converting a synchronous generator to a synchronous condenser is disclosed. In one aspect, a variable frequency driver is used to provide a starting power source to accelerate a...
8692521 Method and apparatus for controlling torque on the shaft of a generator  
This invention relates to a method of controlling torque oscillations in a mechanical drive train of an electrical generation system which provides electrical power to an isolated electrical...
8570002 Start/stop operation for a container generator set  
A generator set including a prime mover, a generator coupled to the prime mover, and a controller that is associated with a temperature controlled space and operates the generator set in one of a...
8560201 Gen-Set control system having proactive load relief  
A Gen-Set (10) control system is disclosed. The control system has an engine (12) having a desired operating range and a generator (14) driven by the engine to produce an electrical power output....
8532834 Method for integrating controls for captive power generation facilities with controls for metallurgical facilities  
A control system for a combined power generation and metallurgical plant facility integrates generator-side and load-side control to provide coordinated operation of the two processes. The power...
8384318 Induction motor torque control in a pumping system  
A system and method are provided for controlling the speed of a motor driving a load that is electrically connected to a generator driven by an engine, through use of a first control feedback loop...
8350502 Electromagnetic motor  
An electromagnetic motor having a frame, and at least one disc rotatably mounted to the frame. At least one permanent magnet is mounted on the disc, and at least one electromagnet is mounted to...
8283797 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...
8239071 Method for controlling at least one adjustment mechanism of a wind turbine, a wind turbine and a wind park  
Method for controlling at least one adjustment mechanism of a wind turbine, said method comprising the steps of: establishing at least one load or operational value of the wind turbine, choosing a...
8217631 ACG output voltage control  
A system provides generator control for a power system within a vehicle. The system includes a battery, a generator that outputs power to charge the battery. A sensor detects a state of charge...
8185251 Start/stop operation for a container generator set  
A generator set including a prime mover, a generator coupled to the prime mover, and a controller that is associated with a temperature controlled space and operates the generator set in one of a...
8058849 Vehicle drive mechanism  
A vehicle drive mechanism includes a power transmission mechanism which has a rotary electric motor and a gear mechanism for transmitting mechanical power from the rotary electric motor to a drive...
8040113 Fault tolerant generator or starter/generator with low torque ripple  
A fault tolerant generator apparatus includes subsystems isolated from each other, so that the generator may operate in a fault mode with low torque ripple. The apparatus comprises a machine and a...
7911188 Power generation control apparatus of a rotating electrical machine for a vehicle  
A power generation control apparatus of a rotating electrical machine for a vehicle is obtained which achieves load response control in a plurality of electric power generation control modes even...
7821145 Aircraft engine starter/generator and controller  
An aircraft starting and generating system includes a starter/generator that includes a main machine, an exciter, and a permanent magnet generator. The system also includes an...
7747355 Electrical power generator with adaptive coupling  
A method of coupling a mechanical power source through an electrical power generator to an electrical load is disclosed. A characteristic of an electrical output is measured from the electrical...
7642756 Electric power generating system  
An electric power generating system connectable to a reconfigurable power distribution network, and wherein a number of alternators, driven by internal combustion engines running at different...
7531991 Output voltage regulator for engine-driven generator  
An output voltage regulator for an engine-driven generator that can satisfactory suppress fluctuation in output voltage, even when an output waveform of the generator is distorted. An engine...
7525292 Compensator device for stabilising the power of alternators in electrical power generating plants  
Compensator device, for the stabilisation of electromechanical oscillations destined to provide a reference signal to a voltage regulator device of a synchronous alternator for the delivery of...
7521903 Monolithic alternator regulator with configurable regulation modes  
An integrated circuit for controlling an alternator circuit in an alternator regulator charging system. The integrated circuit includes a first circuit for performing core regulation functions; a...
7508086 Aircraft engine starter/generator and controller  
An aircraft starting and generating system includes a starter/generator that includes a main machine, an exciter, and a permanent magnet generator. The system also includes an...
7489113 Energy storage system for a motor vehicle  
An energy storage system for a motor vehicle is provided, including an electric machine, which can be operated at least as a generator, for generating a generator current; a vehicle electrical...
7459890 Method and circuit for controlling an electric power plant  
A control circuit is for an electric power plant including an asynchronous generator of an AC voltage, a motor to rotate a rotor of the asynchronous generator as a function of a first control...
7456695 Apparatus, method and computer program product for tracking information in an electric grid  
An apparatus for rapidly tracking fundamental frequency information in the signal of an electric grid is a cross-coupled phase-lock loop filter (CCPLL) that includes the use of a phase-lock-loop...
7421323 Automated vehicle battery protection with programmable load shedding and engine speed control  
Automated motor vehicle battery voltage protection is provided by setting voltage trip points for increasing engine speed and for shedding selected electrical loads. The system is effected by...
7397224 Voltage regulator with improved protection and warning system  
This invention discloses a vehicle electrical system voltage regulator with improved electrical protection and warning means that discerns and responds to regulator, generator, or vehicle...
7368892 Method and apparatus for controlling power generation using gradually exciting technique  
A generation control apparatus for vehicles is provided, in which a drastic change in the drive torque of a generator, which occurs with the cancellation of gradual excitation immediately after...
7319307 Power balancing of multiple synchronized generators  
Power balancing techniques for a synchronous power generation system are provided. One exemplary method for balancing power in a synchronous generator system includes determining an output power...
7274125 Current collector ring for a generator having balance resistors  
An electrical generator having a stator assembly and a rotor assembly is provided. The rotor assembly has a rotor member, a first collector ring, and first and second rotor coils. The first...
7233129 Generator with utility fault ride-through capability  
A wind powered turbine with low voltage ride-through capability. An inverter is connected to the output of a turbine generator. The generator output is conditioned by the inverter resulting in an...
7202637 Distributed control method  
The present invention provides an improved control method and apparatus allowing units arranged at different spaced apart locations to be controlled without the need for a high bandwidth link...
7116083 Method and system for providing current limiting controllers for high reactance permanent magnet generators  
A system and method is provided for overload and fault current protection of a permanent magnet generator. The system comprises a permanent magnet machine, a DC link, an inverter, coupled between...
7078826 Hybrid gas turbine engine starter-generator  
A rotating electrical machine, such as an aircraft starter-generator, that may be operated in either a DC motor mode or an AC generator mode. The machine includes a conventionally wound main...
7045991 Maximum power follow-up control apparatus  
A power conditioner 10 is provided with a maximum power follow-up control portion 12 for setting a DC operating voltage of a power converter 11, which converts output power of a power generator 2...
7034508 Control apparatus for automotive generator  
An A/D conversion device includes a counter for counting a clock signal fed from a clock signal generator, a D/A converter for converting a digital output of the counter into an analog value, a...
6979979 Gas turbine engine starter-generator exciter starting system and method including a capacitance circuit element  
A rotating electrical machine, such as an aircraft starter-generator, that includes an exciter that has its stator windings supplied with electrical power from a power supply. One or more switches...
6924627 Method of reactive power regulation and aparatus for producing electrical energy in an electrical network  
A method of reactive power regulation in an electrical network in which electrical power is produced by an electrical generator preferably driven by the rotor of a wind power installation and...
6906431 Wind power system for Delivering constant apparent power  
A wind power facility having a plurality of wind power installations, the wind power installations connected to a current voltage network into which the electrical current generated is fed or...
6894403 Engine generator apparatus  
An engine generator apparatus controls the air-fuel ratio in response to the stable output of an oxygen sensor. When a system protector 138 detects a disorder in a power network, it outputs...
6803748 System and method for controlling load dump voltage of a synchronous machine  
In an automobile electrical system having an alternator drivingly connected to a vehicle engine the alternator has a polyphase output winding producing a polyphase output in the form of a...
6801019 AC power generating system  
An electric power generating set which automatically varies its speed to match load variations at any time includes an engine driven generator G which provides a positive, Ga and a negative, Gb AC...
6794854 Vehicle power converted with shunt resistor having plate-shape resistive member  
A power converter includes a shunt resistor constituted by a shunt resistance and a plurality of main electrodes made of a sheet-like resistive material. In the shunt resistor, plates lower in...
6784643 General-purpose induction motor adaptable for a plurality of types of AC power supply  
In a general-purpose induction motor, a three-phase induction motor 10 is provided with a terminal box containing terminals for electrical connection and a conversion module 30 contained in the...
6781350 Automotive dynamo controller  
A controller for an A.C. generator for a vehicle, includes: batteries each of which is charged with electric charges on the basis of an output of generation of electrical energy of an A.C....
6756761 Vehicular generator control system and method responsive to external signals  
A voltage control system for a vehicular power generator includes a receiver unit that receives voltage pulse signals indicating characteristics of the voltage control system from an external...
6750635 Apparatus and method for comparing output signals indicative of engine rotational speed and/or generator rotational speed  
An apparatus and method are provided to deliver a pair of output signals indicative of engine rotational speed and/or generator rotational speed. The signals are compared to each in order to...
6750634 Vehicular power generation control device and method  
A vehicular power generation control device has a voltage control circuit, a power supply circuit and a power control circuit. The voltage control circuit controls the field current of a power...

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