Abstract: The present inventive subject matter is thus drawn to a hybrid ultra reliable power generating system for supplying continuous reliable power at remote locations comprising: a primary power unit producing electric power that is supplied to a load. And a secondary power unit in the form of a closed cycle vapor turbine (CCVT) system that is capable of producing 100% of the electric power that is produced by the primary power unit and which is heated in hot standby by rejected heat of the primary poweer unit, wherein the vaporizer of the CCVT is maintained during hot standby at a temperature above its nominal operating temperature and the vapor turbine of the CCVT is preferable maintained at idle during hot standby at a rotating speed.

Abstract: A heat recovery method and system that extracts heat from the exhaust of a gas turbine unit in a waste heat, heat exchanger and transfers the heat to an intermediate fluid, which can be pressurized water. The intermediate fluid in-turn transfers the heat to an organic working fluid resulting in the vaporization thereof. The vaporized organic working fluid drives a series of turbines which in turn drive a generator that generates electricity.

Abstract: Apparatus for generating power includes a gas turbine unit having a compressor for compressing ambient air and producing compressed air, a combustion chamber to which the compressed air is supplied, a source of relatively high grade fuel for burning in the combustion chamber and producing combustion gases, and a gas turbine connected to generator and to the compressor for expanding the combustion gases and producing exhaust gases. The apparatus further includes a combustor that burns relatively low grade fuel, and produces combustion products, and an indirect contact heat exchanger responsive to the combustion products for heating the compressed air before the latter is applied to the combustion chamber, and for producing cooled combustion products. In addition, an energy converter is provided having an organic working fluid responsive to the exhaust gases for converting heat in the exhaust gases to electricity.

Abstract: Apparatus for producing power and desalinated water from geothermal fluid according to the present invention comprises: a geothermal power plant that produces power from geothermal fluid supplied thereto; means for supplying sea water to the condenser of said geothermal power plant that produces heated sea water; and a desalination plant to which the heated sea water is supplied and which produces drinking water. Preferably, the geothermal power plant that produces power comprises an organic Rankine cycle geothermal power plant that produces power. Alternatively, the geothermal power plant that produces power comprises an organic combined cycle Rankine cycle geothermal power plant that produces power. In a further alternative, the geothermal power plant that produces power comprises a closed cycle steam geothermal power plant that produces power. In a still further alternative, the geothermal power plant that produces power comprises an ammonia cycle geothermal power plant that produces power.

Abstract: A combined cycle power plant includes a gasifier for converting biomass material, low grade coal, etc., to combustible gases and producing heat, an internal combustion engine coupled to a generator for burning the combustible gases and driving said generator which produces power. The internal combustion engine rejects heat and produces hot exhaust gases. A vaporizer containing an organic fluid is responsive to the hot exhaust gases for vaporizing the organic fluid and producing vaporized organic fluid which is supplied to an organic vapor turbine coupled to a generator. The turbine expands the vaporized organic fluid driving the generator and producing expanded vaporized organic fluid which is condensed in a condenser. The condensate produced by the condenser is returned to the vaporizer. At least some of the heat rejected by the internal combustion engine is transferred the condensate.

Abstract: An externally fired gas turbine system according to the present invention has a compressor for compressing ambient air and producing compressed air, an air heat exchanger for heating the compressed air to produce heated compressed air, a turbine for expanding the heated compressed air to produce heat depleted expanded air, and a generator connected to the turbine for generating electricity. According to the present invention, the system also includes combustible products producing apparatus for processing fuel to produce combustible products that include combustible gases and an external combustion chamber for burning the combustible products and transferring heat to the air heat exchanger and producing heat depleted combustion products. The system also includes a closed Rankine cycle steam power plant having a water heat exchanger for vaporizing water and producing steam using heat contained in the heat depleted combustion products.

Abstract: Apparatus for producing uninterruptible power upon loss of power from an electric grid, comprising at least one hot standby organic Rankine cycle turbine system including a vapor turbine and a generator for producing power upon loss of power from the electric grid; a control unit for sensing loss of power from the electric grid and activating the hot standby organic Rankine cycle turbine system; and means for rotating the turbine when power is available from the electric grid.

Abstract: Apparatus for producing power and desalinated water from geothermal fluid according to the present invention comprises: a geothermal power plant that produces power from geothermal fluid supplied thereto; means for supplying sea water to the condenser of said geothermal power plant that produces heated sea water; and a desalination plant to which the heated sea water is supplied and which produces drinking water. Preferably, the geothermal power plant that produces power comprises an organic Rankine cycle geothermal power plant that produces power. Alternatively, the geothermal power plant that produces power comprises an organic combined cycle Rankine cycle geothermal power plant that produces power. In a further alternative, the geothermal power plant that produces power comprises a closed cycle steam geothermal power plant that produces power. In a still further alternative, the geothermal power plant that produces power comprises an ammonia cycle geothermal power plant that produces power.

Abstract: Apparatus for producing uninterruptible power according to the present invention comprises a hot standby organic Rankine cycle turbine system. No batteries are needed in the present invention. In one embodiment of the present invention apparatus for producing uninterruptible power according to the present invention includes a high-speed flywheel; and a single hot standby organic Rankine cycle turbine system. In another embodiment of the present invention apparatus for producing uninterruptible power according to the present invention includes two hot standby organic Rankine cycle turbine systems operating in parallel. In this embodiment both hot standby organic Rankine cycle turbine systems include a sonic nozzle for ensuring that the pressure in the boiler of the hot standby organic Rankine cycle turbine system operates at relatively high pressure.

Abstract: The power produced by a gas turbine system is augmented by a direct contact heat exchanger for contacting and cooling humid ambient air with cooler water for producing cooled ambient air and warmed water, and a precompressor device for compressing said cooled ambient air to produce pressurized air that is warmer than ambient air and has a lower relative humidity. An evaporative cooler, which is supplied with the warmed water, is provided for cooling said pressurized air to produce cooled pressurized air at about ambient air temperature and relative humidity, which is supplied to the main compressor.

Abstract: In accordance with the present invention, a method for supplying solid material such as hot carbonaceous material from a pyrolyzer or reactor to a furnace, is provided comprising providing a screw conveyor for receiving the solid carbonaceous material from the pyrolyzer or reactor preferably from above the conveyor and transporting it along its length to a vaned rotor preferably positioned on the axle of the screw conveyor preferably substantially near the end of the screw conveyor for supplying the carbonaceous material to the furnace.

Abstract: The power produced by a gas turbine system is augmented by a direct contact heat exchanger for contacting and cooling humid ambient air with cooler water for producing cooled ambient air and warmed water, and a precompressor device for compressing said cooled ambient air to produce pressurized air that is warmer than ambient air and has a lower relative humidity. An evaporative cooler, which is supplied with the warmed water, is provided for cooling said pressurized air to-produce cooled pressurized air at about ambient air temperature and relative humidity, which is supplied to the main compressor.

Abstract: Retrofit equipment includes an auxiliary gas turbine unit including an auxiliary compressor for compressing ambient air to produce compressed air, a solar collector that receives the compressed air for heating the same to produce heated compressed air, and an auxiliary turbine coupled to the auxiliary compressor and to an auxiliary generator for expanding the heated compressed air and driving the auxiliary compressor and auxiliary generator thereby producing power and hot exhaust gases. When solar insolation is available, a flow control selectively supplies the hot exhaust gases from the retrofit equipment to a boiler which is part of a conventional fossil fueled power plant. The boiler has heat exchanger coils containing water and receives hot exhaust gases for vaporizing water in the coils and producing steam which is supplied to a steam turbine coupled to a generator for expanding steam produced by the boiler, and driving the generator and producing power and expanded steam.

Abstract: A power plant includes a gas turbine unit having a compressor for compressing ambient air, a burner for burning fuel and heating air compressed by said compressor, and a turbine for expanding air heated by said burner to drive said compressor and produce hot exhaust gases. The plant further includes a combustor for containing particles of solid fuel which are fluidized by the exhaust gases from the turbine to produce hot products of combustion that include coarse ash particulate. Apparatus is provided for generating power from the hot products of combustion.

Abstract: A method for producing power, in accordance with the present invention, comprises the steps of: supplying clinker from cement production apparatus to a grate cooler for cooling the clinker; and extracting hot air from the grate cooler and supplying it to a filter e.g. an electrostatic precipitator or bag filter. When an electrostatic precipitator is used for extracting particulate matter from the hot air supplied from the grate cooler, the filtered air exiting the electrostatic precipitator is supplied to an air-heat transfer fluid heat-exchanger for heating the heat transfer fluid. A working fluid is vaporized using heat in the heated heat transfer fluid and vaporized working fluid and heat depleted heat transfer fluid is produced. Heat in the heat depleted heat transfer fluid is used to pre-heat working fluid while vaporized working fluid produced in the vaporizer is supplied to a turbine for producing power.

Abstract: The power produced by a gas turbine system is augmented by a direct contact heat exchanger for contacting and cooling humid ambient air with cooler water for producing cooled ambient air and warmed water, and a precompressor device for compressing said cooled ambient air to produce pressurized air that is warmer than ambient air and has a lower relative humidity. An evaporative cooler, which is supplied with the warmed water, is provided for cooling said pressurized air to produce cooled pressurized air at about ambient air temperature and relative humidity, which is supplied to the main compressor.

Abstract: Retrofit equipment includes an auxiliary gas turbine unit including an auxiliary compressor for compressing ambient air to produce compressed air, a solar collector that receives the compressed air for heating the same too produce heated compressed air, and an auxiliary turbine coupled to the auxiliary compressor and to an auxiliary generator for expanding the heated compressed air and driving the auxiliary compressor and auxiliary generator thereby producing power and hot exhaust gases. A boiler has heat exchanger coils containing water and receives hot exhaust gases for vaporizing water in the coils and producing steam. A condensor condenses the expanded steam to condensate, and a pump returns the condensate to the boiler.

Abstract: Apparatus for generating power includes a gas turbine unit having a compressor for compressing ambient air and producing compressed air, a combustion chamber to which the compressed air is supplied, a source of relatively high grade fuel for burning in the combustion chamber and producing combustion gases, and a gas turbine connected to generator and to the compressor for expanding the combustion gases and producing exhaust gases. The apparatus further includes a combustor that burns relatively low grade fuel, and produces combustion products, and an indirect contact heat exchanger responsive to the combustion products for heating the compressed air before the latter is applied to the combustion chamber, and for producing cooled combustion products. In addition, an energy converter is provided having an organic working fluid responsive to the exhaust gases for converting heat in the exhaust gases to electricity.

Abstract: Apparatus for utilizing geothermal fluid comprising a two-phase mixture of geothermal steam and brine produced by a production well, includes an input conduit connecting the production well with the separator which separates the geothermal fluid into high pressure geothermal steam and geothermal brine. A connecting conduit connects the separator to a geothermal power plant which produces power from the high pressure geothermal steam. The input conduit is shorter than said connecting conduit to reduce pressure losses due to two-phase flow in the input conduit. The geothermal power plant includes a topping steam turbine coupled to a generator, and a flow control mechanism for applying the high pressure geothermal steam to the topping steam turbine which is constructed and arranged to drive the generator and produce exhaust steam at a pressure greater than atmospheric pressure.

Abstract: An externally fired gas turbine system according to the present invention has a compressor for compressing ambient air and producing compressed air, an air heat exchanger for heating the compressed air to produce heated compressed air, a turbine for expanding the heated compressed air to produce heat depleted expanded air, and a generator connected to the turbine for generating electricity. According to the present invention, the system also includes combustible products producing apparatus for processing fuel to produce combustible products that include combustible gases and an external combustion chamber for burning the combustible products and transferring heat to the air heat exchanger and producing heat depleted combustion products. The system also includes a closed Rankine cycle steam power plant having a water heat exchanger for vaporizing water and producing steam using heat contained in the heat depleted combustion products.