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7617027 |
System for failure safety control between controllers of hybrid vehicle
The present invention provides a system for failure safety control between controllers connected to an HCU via CAN communication. The system includes an ECU, an MCU, a TCU, a BMS and an HCU. The...
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7602075 |
Systems, methods and apparatuses for a wind turbine controller
The disclosure describes implementations of methods, systems and apparatuses that are configured to facilitate normal operating characteristics for a wind turbine during normal operation, as well...
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7589430 |
Power generating device
A power generating device according to the present invention has a positive displacement steam expander for converting expansion of steam into a rotational force, a power generator connected to a...
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7571045 |
Control system for gas-turbine engine
In a gas-turbine engine control system having a first control channel inputting the outputs of sensors to calculate and output a first command value indicative of a quantity of fuel to be supplied...
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7560908 |
Automatic voltage switching for generator voltage change
A method of switching the operating voltage of a portable generator system includes operating an electrical generator to produce a first electrical signal and connecting a terminal assembly to the...
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7554213 |
Load control mechanism for self-propelled working machine
A self-propelled working machine, which performs work by using power of an internal combustion engine 10 and travels by using power of an electric motor 30 , includes a mechanical governor 75 ...
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7550861 |
AC power supplying system, power supply apparatus, and vehicle having the same
Upon power failure of a commercial power source, an automatic switching device switches to power supply from a hybrid vehicle. An ECU of the vehicle, when receiving a request for generation of a...
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7531912 |
Power supply control system
A power supply control system for a vehicle includes a supply line system, a first electric generating means, a second electric generating means, and a control means. The first electric generating...
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7514906 |
Automotive rotary electrical apparatus
An automotive rotary electrical apparatus with less than four switching control elements capable of blocking a field current while preventing breakage of the switching control elements in response...
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7508172 |
Failure detection apparatus for an alternator
A failure detection apparatus for an alternator can detect a short circuit failure of a diode in a full-wave rectifier with high precision by use of a simple circuit structure based on the state of...
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7504738 |
Wind turbine and method for operating same
A wind turbine includes an asynchronous generator having a rotor and a stator, means for determining an actual torque-speed curve of the generator, means for determining an actual grid frequency,...
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7474080 |
Method and apparatus for providing economic analysis of power generation and distribution
An economic dispatch program optimally allocates load demand specifying real power and reactive power to be generated by a power plant among various power generators in a manner so that each of the...
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7462948 |
Midget gas turbine
The present invention provides a midget gas turbine has:
a casing; an irregular-shaped hollow disk rotationally attached to a casing; said irregular-shaped hollow disk having in a hollow...
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7459799 |
Domestic combined heat and power unit
A domestic combined heat and power (dchp) unit includes a Stirling engine 1 to provide heat for a domestic dwelling along with a source of electrical power. Under normal operation, the dchp is...
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7456509 |
Methods of operating a series hybrid vehicle
The invention is directed toward methods for operating a series hybrid vehicle in a manner that responds to the operator's demand for power output, while maximizing engine efficiency and minimizing...
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7446426 |
System and method for boosting torque output of a drive train
An engine speed detector detects an engine speed of an engine having a baseline torque versus engine speed curve. A torque sensor detects an engine torque of the engine. A data processor determines...
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7432686 |
Wind turbine generator apparatus 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...
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7423412 |
Method, apparatus and computer program product for injecting current
Method and apparatus that provide a response to the negative sequence current demands during a disturbance of the grid system connected to power-generating equipment, such as a wind turbine system,...
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7417331 |
Combustion engine driven electric generator apparatus
An engine drive electric generator apparatus converts the reciprocating movements of a pushrod of an internal combustion engine to electricity. Each generator apparatus has an electric coil...
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7358622 |
Distributed power generation system using a fuel cell and a method of controlling the same
Provided is a distributed-power-generation system capable of maintaining an operation point and a method of controlling the same. The distributed-power-generation system comprises: a fuel cell...
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7285869 |
Method for estimating engine power in a hybrid electric vehicle powertrain
A method is disclosed for estimating engine power output for an engine in a hybrid electric vehicle powertrain that includes an electric motor and an electric generator. Selected powertrain...
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7265455 |
Alternating voltage output apparatus and vehicle including such alternating voltage output apparatus
A control device controls first and second inverters such that alternating voltage is generated across neutral points of first and second motor generators. When the value of a signal representative...
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7256507 |
Inverter controlled generator set
An inverter controlled generator set including: a power supply unit that uses a generator driven by an engine as a power supply to output a DC voltage; an inverter device that converts the output...
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7250688 |
Narrow range variable frequency starter/generator system
A starter/generator system for a gas turbine engine used in aeronautical applications that couples a single dynamoelectric machine to the gas turbine engine through a torque converter in a starting...
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7245040 |
System and method for controlling the frequency output of dual-spool turbogenerators under varying load
Methods for maintaining a constant electrical output frequency in a turbogenerator with increased electrical loads are provided. The methods comprise biasing adjustable guide vanes of a compressor...
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7227274 |
Method for creating energy sources for a vehicle drive system
The method for creating energy sources for a vehicle drive system includes burning an air fuel mixture in an internal combustion engine and discharging the burned air fuel mixture through an...
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7170263 |
Method and apparatus for controlling on-vehicle generator
An apparatus for controlling an on-vehicle generator is provided. The apparatus comprises a switching element, current detecting unit, setting unit and driving unit. The switching unit turns on/off...
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7161258 |
Control apparatus for internal combustion engine
In a control apparatus for an internal combustion engine, an amount of electricity to be generated by an alternator (a target charging voltage) is set based on a vapor concentration of vaporized...
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7161257 |
Active anti-islanding system and method
An engine control system suited for use with an engine that outputs electrical power to a local load and is electrically connected to an electrical grid. The engine control system includes a set...
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7135784 |
Fast torque control of a belted alternator starter
A belted-alternator starter system that continuously provides pre-flux when the vehicle ignition is on and the engine is off to provide a faster torque response when the engine is turned on. The...
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7129594 |
System for controlling generator for vehicle
A control system for a vehicular generator is provided which can be simplified in construction as the entire system to achieve cost reduction by using only a single control terminal that takes in a...
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7121975 |
Torque transmission device and method of reducing effects of torque pulsations
Torque pulsations generated in the torque of an engine are obtained from detection signals from a crankshaft angle detection sensor and an engine water temperature detection sensor at the time of...
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7102246 |
Method for detecting slip in generator and starter-generator systems
The invention is based on a method for detecting slip in the driving of generator or starter-generator systems. The alternators of these systems are equipped with electronic control components such...
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7098549 |
Power control device for construction machine
A power control device for a construction machine of the present invention is characterized by including an engine, an actuator adapted to be driven with power of the engine, an engine controller...
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7053497 |
Monitoring system for a generator
A load monitoring apparatus for monitoring the load applied to a portable generator. The apparatus includes a sensor, and a humanly perceptible indicator that indicates at least one discontinuous...
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7015594 |
Vehicle-mounted electric generator control system which selectively supplies regenerative field current to battery in accordance with currently available generating capacity
A control apparatus for a vehicle electric generator judges the currently available generating capacity of the generator and establishes a regenerative current mode of operation, utilizing an...
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6987330 |
Method and system for controlling a belt-driven integrated starter generator
A method for controlling an engine and a belt-driven integrated starter (B-ISG) connected to the engine. The method includes determining engine running indicators and engine stopped indicators....
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6966867 |
Control device for hybrid vehicles
A control device for hybrid vehicles, including a motor drivingly connected to an engine, a transmission that transmits output torques of the engine and the motor to drive wheels, and a controller...
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6949841 |
System for managing electric power in a hybrid motor vehicle
For a parallel hybrid motor vehicle equipped with a power unit comprising an electric machine and a heat machine and provided with a power or high-voltage battery and a duty or low-voltage battery,...
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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...
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6914342 |
Engine control unit enablement system
An engine control unit enablement circuit is disclosed that selectively closes a conductive path between a chargeable electrical energy source and electronics of an engine/motor. An engine position...
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6900552 |
System for controlling starting and stopping of engine
An engine start/stop control system for preventing an engine from stopping when a vehicle is traveling. The system includes an IG 1 driver circuit arranged between a power supply control unit and...
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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...
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6885113 |
Engine control system and method for hybrid electric vehicle
The present invention relates to an engine control system and method for a hybrid electric vehicle. The system includes an engine, a motor mounted to one side of the engine, and a controller...
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6877481 |
Multi-cylinder stationary internal combustion engine
Multi-cylinder stationary internal combustion engine ( 1 )—in particular a gas otto engine—with at least one throttle valve ( 13 ) and with at least one compressor ( 15 )—in particular...
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6876097 |
System for regulating speed of an internal combustion engine
An internal combustion engine system is disclosed that improves regulation of engine speed relative to a speed setpoint. The system controls ignition timing, throttle plate actuation, fuel valve...
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6861765 |
Generator system for use in automotive vehicle
A generator system includes an alternator driven by an engine through a driving belt and an electronic control unit for controlling operation of the engine. The alternator and the engine is coupled...
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6856033 |
Energy conversion system
An energy conversion system including a bank of batteries operative to drive a DC motor through a controller. The DC motor is in turn connected to a gearbox, which is in turn is connected to a work...
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6856032 |
Starter/alternator assembly of internal combustion engine and method for controlling thereof
An engine starting apparatus comprises a starter/alternator assembly operatively coupled to the engine and is capable of being operated in a starter mode for starting the engine and in a generator...
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6825576 |
Method and apparatus for preventing stall in a starter/alternator equipped I.C. engine system
A method and apparatus for preserving a starter/alternator in an I.C. engine system installation from repeated operation in the starter mode by detecting and preventing an I.C. engine stall by...
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