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8169092 |
Cogeneration system
In a cogeneration system having a generator adapted to be connectable to an AC power feed line between a commercial power network and an electrical load, an internal combustion engine for driving...
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8170723 |
Determination and use of power system sensitivities
The present disclosure relates to power system sensitivities as computed from power flow parameters and control parameters of a Power Flow Control Device (PFC). To this end, control parameter...
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8164205 |
Power generation for a cellular tower
Generating electrical power for a cellular tower using solar troughs. Unlike typical long, straight solar troughs, the solar troughs are formed into circular or other shapes such that they at least...
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8154137 |
Portable power source having detachably mounted accessory
A generator has a receiver adapted to receive an electrical accessory in a manner that allows the electrical accessory to be quickly removed when desired by a user. The receiver allows an...
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8093733 |
Cogeneration system
In a cogeneration system having a generation unit equipped with a generator and an internal combustion engine, there is installed with a hot water unit including a first flow channel connecting a...
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8093734 |
Cogeneration system
In a cogeneration system having at least with a generation unit comprising a generator connectable to an AC power feed line between a commercial power network and an electrical load, an internal...
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8058738 |
Power generation for a cellular tower
Methods and apparatuses are provided for generating electrical power for a cellular tower using solar troughs. Unlike typical long, straight solar troughs, the solar troughs are formed into...
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8039984 |
System for converting solar radiation into electricity
A system is provided for converting thermal energy derived from a solar field into electricity. The system is adapted to operate in accordance with at least two modes of operation, depending upon...
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8041466 |
Method for operating a wind turbine connected to a utility grid during a utility disturbance, wind turbine and wind park
The invention relates to a method for operating a wind turbine connected to a utility grid during a utility grid disturbance. The method comprises the steps of controlling active current in...
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8035239 |
Cogeneration system
In a cogeneration system having a power plant that includes a generator and an internal combustion engine for driving the generator such that exhaust heat of the engine is supplied to a thermal...
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8013458 |
Vehicle heat exchanger arrangement
A vehicle heat exchanger arrangement is provided basically with a heat exchanger, a pusher fan and a power recovery device. The heat exchanger has a first side and a second side. The pusher fan is...
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7999404 |
Phase change on demand integrated pressure pump and power plant
Activation of a propellant in a constant volume container causes a phase change material to rapidly expand so that the pressure in the container increases. Programmability and sequential actuation...
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7986052 |
Power generation system for an aircraft using a fuel cell
A fuel cell (10) has a compressed air inlet fed by a compressor (20) and a fuel inlet, and it produces direct current electricity. A turbine (30) receives a flow of gas under pressure from the fuel...
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7944118 |
System and methodology for generating electricity using at least one heat engine and thermoacoustic element to apply cyclic pressure gradients to piezoelectric material
A system for generating electrical power supply signals includes at least one heat engine that undergoes heating/cooling cycles and corresponding temperature variations. A thermoacoustic element is...
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7930882 |
Cogeneration system
A cogeneration system that allows an engine to be continuously operated even when there is no demand for hot feedwater. The system comprises a hot water tank for storing hot water heated from cold...
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7898101 |
Gas turbine engine with synthetic gas fuel
A gas turbine engine used to produce electric power is supplied with a fuel from a alcohol fuel producing process. A high pressure syngas left over from the alcohol fuel producing process is passed...
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7849690 |
Self contained in-ground geothermal generator
A method of using geothermal energy to produce electricity by lowering a geothermal generator deep into pre-drilled holes below the Earth's surface. A geothermal generator includes a boiler, a...
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7816796 |
Hand-held power tool and method for operating a heating device of a hand-held power tool
A hand-held power tool has a drive motor driving a tool and a generator. One or more heating devices having one or more heating elements are provided. The generator supplies the one or more heating...
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7777358 |
Power turbine speed control using electrical load following
A power turbine speed control system for a turbo-shaft type gas turbine engine that has a gas generator compressor spool and a power turbine spool and drives an electrical generator that powers at...
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7723858 |
Power plant having a heat storage medium and a method of operation thereof
A power plant for generating electricity has a high temperature heat reservoir and a low temperature heat reservoir. The plant is operated to store heat during off peak power periods and to use the...
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7705479 |
Stirling engine instability detection and prevention
A Stirling engine (1) includes a reciprocating piston which drives an alternator to provide an electrical output (7). The current signal (7) is measured by a current monitor (60) and a fast Fourier...
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7663256 |
Cogeneration system
A cogeneration system is disclosed. The system has a cooling water circulation channel for returning cooling water of the engine to the engine after some of the cooling water has been removed. The...
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7629701 |
Modular power generating system
The system comprises a main cogeneration module which can be supplied with a flow of fuel for a combustion process and is able to generate electrical energy and thermal energy in the form of a flow...
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7615877 |
Power generation system for mobile power supply
The present invention is a mobile-energy generating system capable of providing redundant direct current power. It comprises a reciprocating engine and generator having dual fuel capability, a fuel...
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7615878 |
Cogeneration apparatus
A cogeneration system that is operated in system connection is disconnected from the system and operated independently at a power failure of the system. A power generator 1 driven by an engine E is...
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7576442 |
Mobile power plant
The invention relates to a mobile container power plant. The aim of the invention is to allow for the first time the production of a mobile power plant of this size, which produces an electric...
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7566980 |
System and method for creating a geothermal roadway utility with alternative energy pumping system
A roadway system and method for energy generation and distribution are presented. This system allows a geothermal infrastructure to be tied into the roadway system electricity grid. The geothermal...
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7514805 |
Drive axle having an electrical converter
A drive axle for a working machine, in particular an industrial truck, has at least one electrical traction motor (1 or 2) and a second electrical machine, the traction motor (1 or 2) being...
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7511387 |
Method and apparatus for producing energy using air pressure differential
An apparatus for generating and a method for creating the apparatus are disclosed. In an embodiment, the apparatus comprises an element (e.g., a mountain) having a conduit formed therein. The...
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7492052 |
Electronically moderated expansion electrical generator
An electrical generator for use in conjunction with a heat exchange system having an evaporator and a condenser is presented. The electrical generator may include a control circuit, a moderator and...
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7466034 |
Cogeneration system
A cogeneration system is disclosed, wherein a generator which generates electricity, a drive source which operates to drive the generator, and generates waste heat during the operation of the drive...
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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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7378749 |
Electrical generator system
An electrical generator system includes a source for producing heated gases, a conduit connected to the source for receiving a flow of the heated gases, and a generator assembly positioned in close...
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7372171 |
Fire protection
The present invention concerns a wind power installation comprising a pylon and a pod arranged at the tip of the pylon. The invention further concerns a method of controlling such a wind power...
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7355297 |
Methods and apparatus for electric power grid frequency stabilization
A method and apparatus for operating a combined-cycle power system is provided. The system is coupled to an electric power grid. The system includes at least one electric power generator, at least...
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7329959 |
Micro power generator and apparatus for producing reciprocating movement
There is provided a micro power generator enhanced in efficiency and power generation output, and having an increased temperature range for operation. The micro power generator comprises: a...
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7315088 |
Fluid device for recovery of the kinetic energy of a vehicle
Described herein is a fluid device for the recovery of the kinetic energy of land vehicles, comprising an intake line, a delivery line, and a pumping unit, which is connected to the intake line and...
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7299638 |
Combined heat and power system
A combined heat and power system that may be ON/OFF controlled by the thermal load requirements for the system and/or operated at or below atmospheric pressure.
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7279800 |
Waste oil electrical generation systems
An on-site electrical power generation system utilizing environmentally hazardous waste oils as a combustible fuel. The disclosed invention utilizes environmentally hazardous waste oils generated...
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7256506 |
Backup power hierarchy for a facility system
A system is disclosed which accomplishes a method of providing backup power to a device in a facility. The method includes using turbines to combusting a fuel to generate a primary power source. If...
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7245033 |
Auxiliary heating and air conditioning unit for a diesel powered transport vehicle
There is disclosed a system comprising a compact, AC operated auxiliary heating and air conditioning unit operable in the cabin of a transport vehicle and powered by the an auxiliary power unit...
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7245035 |
Modular energy-generating system
The system comprises a main combined generating module which can be supplied with a flow of a fuel and which can generate electrical energy and thermal energy in the form of a flow of at least a...
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7245032 |
Mobile-power system utilizing propane generator, fuel cell and super capacitors
The present invention is a mobile-energy generating system capable of providing redundant direct current power. It comprises a reciprocating engine and generator having dual fuel capability, a fuel...
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7239034 |
Engine driven power inverter system with cogeneration
A combined heat and AC power generating system is disclosed having black start capability for the full time, simultaneous production of both electricity and heat. Heat generated within the system...
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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...
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7221061 |
Power generation system having an external process module
A power generation system includes a power module and an external process module. The external process module may include at least one engine support element. The power module has at least one...
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7161255 |
Isolated generator equipment compartment
A power plant has a generator that is cooled by hydrogen gas. The power plant has a terminal compartment for housing stator terminals of the generator and conductor connections of a main bus taking...
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7156899 |
Area wide municipal electronic air cleaner and method
The present invention provides a power generation facility that is adapted to clean large air masses. Air from the environment, which normally contains the most pollutants, is directed into an air...
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7157802 |
Electrical power source
An electrical power source is described. The electrical power source derives input power from a compressed gas which is fed into a transducer, generating electrical power. The compressed gas may be...
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7145258 |
Electricity generating and air conditioning system
An electricity generating and air conditioning system including an engine, a generator connected to an output shaft of the engine to generate electricity, an air conditioner, which uses the...
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