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7640748 |
System and method of cooling steam turbines
A system and method of cooling a steam turbine having internal moving components to a predetermined temperature by controlling a flow of nitrogen through the turbine, thus decreasing the downtime...
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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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7487640 |
Method and device for removing water from a steam plant
The invention relates to a method and device for removing water from a steam plant and to a steam plant with which, according to the degree of impurity of a number of partial volumes of water, a...
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7464551 |
Method for operation of a power generation plant
A storage power station (S), for example an air storage plant, that includes a compressor unit (V), a turbine unit (T) and a storage volume ( 100 ) can be operated using a specific method of...
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7421853 |
Enhanced manual start/stop sequencing controls for a stream turbine powered chiller unit
A control system and method for interactive startup and shutdown of a steam turbine driven chiller unit is provided. The chiller unit includes an integrated central control panel to control...
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7421854 |
Automatic start/stop sequencing controls for a steam turbine powered chiller unit
A control system and method are provided for the automatic startup and shutdown of a steam turbine driven chiller unit. The chiller unit includes an integrated central control panel to control...
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7353653 |
Hybrid power system for continuous reliable power at locations including remote locations
The present inventive subject matter is drawn to a hybrid ultra reliable power generating system for supplying continuous reliable power at remote locations comprising: a primary power unit...
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7343744 |
Method and system for controlling a reheat turbine-generator
A method for controlling a turbine-generator including: detecting a power-load unbalance between a turbine and a generator; measuring the duration of a power-load unbalance; measuring the rate of...
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7310948 |
De-icer for suspended overhead lines
A self-contained, line-mounted, automatic device for reducing and preventing ice deposits on a suspended line, such as a suspended overhead power line.
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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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7206644 |
Method and system for optimizing operation schedule of plant
A plant-operation-schedule optimization system includes a data inputting device transmitting a future operation planned value of at least one plant to be controlled; an operation-data inputting...
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7174715 |
Hot to cold steam transformer for turbine systems
A steam transformer ( 200 ) receives steam through a steam inlet ( 203 ), and the steam is mixed in a mixing zone ( 231 ) with water entering through a water inlet ( 205 ). Steam cooled by contact...
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7127895 |
Systems and methods for providing backup energy to a load
Backup energy systems utilizing compressed air storage (CAS) systems and bridging energy systems to supply backup power to a load are provided. During a power failure, the bridging energy system...
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7059132 |
Steam generator feedwater control system for power plant
In the control of feedwater to the steam generator in a power plant comprising one steam generator and a plurality of turbine plants, the water level in the steam generator and the flow rate...
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7055324 |
Noise abatement device and method for air-cooled condensing systems
A noise abatement device and method to direct flow in a predetermined manner to substantially reduce the aerodynamic noise and structural vibrations produced by steam entering an air-cooled...
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7036315 |
Apparatus and method for detecting low charge of working fluid in a waste heat recovery system
In a waste heat recovery system having a superheat controller, a reference superheat controller operating trajectory is established and compared with operational superheat controller trajectories...
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7028480 |
Steam temperature control system, method of controlling steam temperature and power plant using the same
A steam temperature control system for a power plant for controlling a temperature of steam flowing through steam pipes connected to a heat exchanger to a target temperature by spraying water by...
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7028479 |
Method and device for operating a steam turbine comprising several no-load or light-load phases
A method and a device are for operating a steam turbine in which includes several no-load or light-load phases. All phases are supplied with steam in order to ensure good preheating. The supply of...
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7028476 |
Afterburning, recuperated, positive displacement engine
The invention is a positive displacement heat engine; where the engine cycle comprises the steps of Ericsson (isothermal) compression, recuperative heat addition, Brayton (adiabatic) expansion, and...
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7003956 |
Steam turbine, steam turbine plant and method of operating a steam turbine in a steam turbine plant
A steam turbine and steam turbine plant that can utilize a relatively higher reheated steam, such as about 1300 degrees Fahrenheit or higher, is provided. A steam turbine plant includes a steam...
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6986251 |
Organic rankine cycle system for use with a reciprocating engine
In a waste heat recovery system wherein an organic rankine cycle system uses waste heat from the fluids of a reciprocating engine, provision is made to continue operation of the engine even during...
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6981378 |
Method of and apparatus for producing uninterruptible power
Uninterruptible power is supplied to a load connected to a power line by connecting the power line to a rotatable member that includes a Rankine cycle turbine coupled to a device that operates as a...
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6951105 |
Electro-water reactor steam powered electric generator system
An electro-water reactor steam powered electric generator system includes a steam boiler having water and steam chambers, a water intake pipe and a plurality of steam delivery pipes. An electric...
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6938421 |
Indirectly heated gas turbine control system
A system for the control of an indirectly heated gas turbine comprising a primary system of controlling the temperature of heated compressed gas entering the expander, and an independent secondary...
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6915635 |
Method and device for operating a steam power plant, in particular in the part-load range
It is proposed that, during the operation of a steam turbine of a steam power plant, the internal pressure and also the internal temperature and, in the region outside it, the external temperature...
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6910335 |
Semi-closed Brayton cycle gas turbine power systems
A combined cycle power system is provided which can convert an open combined cycle gas turbine into a reduced or zero emissions power system. The system includes a compressor which compresses air...
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6898936 |
Compression stripping of flue gas with energy recovery
A method of remediating and recovering energy from combustion products from a fossil fuel power plant having at least one fossil fuel combustion chamber, at least one compressor, at least one...
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6898935 |
System and method of cooling steam turbines
A system and method of cooling a steam turbine having internal moving components to a predetermined temperature by controlling a flow of nitrogen through the turbine, thus decreasing the downtime...
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6854273 |
Apparatus and method for steam engine and thermionic emission based power generation system
An apparatus and method for generating power, the apparatus, comprising: a steam engine for providing a first source of power, the steam engine also producing heat waste; a thermionic device for...
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6832480 |
Power generation system utilizing oxidized gases from waste combustion
An improved system and method for using a portion of an oxidized process gas stream resulting from the destruction or abatement of industrially generated pollutants such as Volatile Organic...
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6829894 |
Closed circuit steam engine
The invention concerns a device to generate mechanical work with a steam engine that works with a closed circuit and that has a feed water tank, a feed pump, an evaporator to generate steam, the...
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6792756 |
Gas supply control device for a gas storage power plant
The present invention relates to a gas storage power plant ( 1 ) with a gas store ( 8 ), a turbogroup ( 2 ) and a gas supply line ( 9 ) which leads from the gas store ( 8 ) to the turbogroup ( 2 )....
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6779345 |
System and method for estimating performance of a closed cycle thermal propulsion system
The present invention permits determination of steady-state off-design performance characteristics of a vehicle, such as a torpedo, powered by a closed cycle thermal propulsion system. The method...
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6766646 |
Rapid power producing system and method for steam turbine
A method to rapidly change a power output level of a steam turbine including the steps of: operating the steam turbine at a continuous power output level including regulating a steam temperature to...
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6755023 |
Method and device for evacuating a turbine condenser
In order to evacuate a turbine condenser, air contained in the turbine condenser is suctioned using propellant steam from a starting jet pump. The propellant steam and the air are guided into an...
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6751956 |
Internal combustion engine having an exhaust-gas turbocharger and method for operating such an internal combustion engine
Internal combustion engines, which have an exhaust-gas turbocharger that possesses an adjustable turbine geometry, include a waste-gate bypass. When a valve controlling the waste-gate bypass...
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6742336 |
Steam turbine power plant
A steam turbine power plant comprises a high-pressure turbine to be driven by steam generated by a steam generator, a first reheater for separating moisture from steam discharged from the...
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6729135 |
Liquid fuel recirculation system and method
A recirculation system for circulating distillate during gas fuel operation so as to reduce or eliminate distillate carbon formation. The recirculation system keeps the distillate's temperature...
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6672063 |
Reciprocating hot air bottom cycle engine
The invention is a reciprocating bottom cycle engine whose principal is heat addition by recovering heat from a top cycle engine through a counterflow heat exchange recuperator. The engine...
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6663752 |
Clean burning liquid fuel produced via a self-sustaining processing of liquid feedstock
The invention relates to a novel self-sustaining method for the clean production of a clean burning liquid fuel called MagneFuel, which method is based, first, in the production of a combustible...
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6658850 |
Radio frequency communications network for power plant control systems
A system and method for establishing communications in a power plant comprises a power generation system having an interface for establishing wireless communication, at least one power plant...
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6644030 |
Cooling systems and methods of cooling
Cooling systems and methods for cooling heat-generating equipment, such as steam driven turbines, can operate in multiple modes including a closed loop mode, an open loop mode and a helper mode....
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6557348 |
On-line removal of copper deposits on steam turbine blades
This invention relates to an on-line process for removing copper deposits from the blades of the rotor of a steam turbine in systems, particularly condensing steam turbines. The process comprises...
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6529849 |
Thermal efficiency diagnostic method and apparatus of a combined power generation plant
A thermal efficiency diagnostic of a combined power generation plant is performed by using measurement data relative to energy input/output of the respective equipment of the combined power...
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6463738 |
Method and apparatus for providing a continuous supply of electric power
A continuous power system provides a continuous supply of power to a load in the event that primary power fails or is degraded. The continuous power system includes an electrical machine, a turbine...
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6408627 |
Integrated continuous power system assemblies
A continuous power system accumulator assembly is provided that stores thermal energy as sensible heat and minimizes the amount of thermal energy wasted by the system. The assembly includes an...
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6407465 |
Methods and system for generating electrical power from a pressurized fluid source
A pressurized fluid system provides electrical power to a load and includes a fluid motor, a generator, an energy storage device and a controller. The system supplies fluid to the fluid motor,...
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6369521 |
Starter circuit for an ion engine
A starter circuit particularly suitable for a plasma of an ion engine for a spacecraft includes a power supply having an output inductor with a tap. A switch is coupled to the tap. The switch has a...
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6301895 |
Method for closed-loop output control of a steam power plant, and steam power plant
The object of the invention is to ensure a fast, economical and reliable power regulation of a steam generating power plant (1) having a turbo set that comprises a steam turbine (2) and a generator...
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6240730 |
Steam turbogenerator set having a steam turbine and a driven machine for producing electrical power, and method for operation of the steam turbogenerator set
A steam turbogenerator set includes a common shaft for a steam turbine and a driven machine with a generator, downstream of which a frequency converter is connected. Electrical power can be fed at...
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