| Patent Number |
Title Of Patent |
Date Issued |
| 5628183 |
Split stream boiler for combined cycle power plants |
May 13, 1997 |
| A process and equipment for generating useful power comprising a special split stream heat recovery boiler 108 in combination with a gas turbine 20 and a steam turbine 80 to form a combined cycle. A steam-injected gas turbine 20 and alternately a condensing steam turbine 116 may be utili |
| 4896499 |
Compression intercooled gas turbine combined cycle |
January 30, 1990 |
| A compression intercooled gas turbine and vapor bottoming combined cycle system with the gas turbine operating at 30 to 65 atmospheres is disclosed. A twin spool hot gas generator incorporates compression intercooling at the optimum intercooler pressure ratio to (a) minimize intercoo |
| 4835958 |
Process for directing a combustion gas stream onto rotatable blades of a gas turbine |
June 6, 1989 |
| A process for producing work comprises passing a combustion gas stream through a gas nozzle which directs the steam onto the rotatable blades of an expansion turbine. The trailing edge of the air-foil shaped vanes which form the gas nozzle is cooled by passing coolant steam through the |
| 4813227 |
Preheat gas turbine combined with steam turbine |
March 21, 1989 |
| A process for generating useful power comprises the use of a combined reheat gas turbine and steam turbine cycle. The use of second generation high pressure-ratio, high-firing temperature gas generators in combination with linear axial diffusion prior to reheating the gas yields increase |
| 4638628 |
Process for directing a combustion gas stream onto rotatable blades of a gas turbine |
January 27, 1987 |
| A process for producing work comprises passing a combustion gas stream through a gas nozzle which directs the stream onto the rotatable blades of an expansion turbine. A fluid having a sonic velocity greater than the combustion gas is directed against and across the air-foil shaped vanes |
| 4592204 |
Compression intercooled high cycle pressure ratio gas generator for combined cycles |
June 3, 1986 |
| A compression intercooled gas generator operating at high-cycle pressure ratios of 35 to 65 atmospheres to furnish hot pressurized gas sequentially to a diffuser, to a reheat combustor and then to a power turbine. An associated method of compression intercooling with an optimum intercool |
| 4571935 |
Process for steam cooling a power turbine |
February 25, 1986 |
| A reheat gas and double reheat steam turbine combined cycle is provided in which the outer shell confining the blading of the power turbine and the exhaust portion of the power turbine are cooled with steam extracted from the steam cycle. The coolant steam is extracted from a high pressu |
| 4565490 |
Integrated gas/steam nozzle |
January 21, 1986 |
| A first stage gas nozzle for directing a combustion gas stream onto the rotatable blades of a gas turbine contains a plurality of spaced air-foil shaped vanes, each vane containing a steam nozzle to direct steam as a thermal barrier over the exterior surfaces of the vane. A steam nozzle |
| 4550562 |
Method of steam cooling a gas generator |
November 5, 1985 |
| A reheat gas and double reheat steam turbine combined cycle is provided in which the outer compressor shell and gas generator turbine are cooled with steam to control tip clearance of the rotating blades of the compressor and gas generator turbine with the respective shells which confine |
| 4545197 |
Process for directing a combustion gas stream onto rotatable blades of a gas turbine |
October 8, 1985 |
| A process for producing work comprises passing a combustion gas stream through a gas nozzle which directs the stream onto the rotatable blades of an expansion turbine. A fluid having a sonic velocity greater than the combustion gas is directed against and across the air-foil shaped vanes |
| 4543781 |
Annular combustor for gas turbine |
October 1, 1985 |
| A combustor for producing a combustion gas stream turns the gas exiting therefrom to direct the gas stream at a first stage nozzle at a more advantageous angle of attack. The combustor is formed of a plurality of sections, each section containing a plurality of U-shaped steam coils p |
| 4507914 |
Steam cooled gas generator |
April 2, 1985 |
| A reheat gas and double reheat steam turbine combined cycle is provided in which the outer compressor shell and gas generator turbine are modified for steam cooling to control tip clearances of the rotating blades of the compressor and gas generator turbine with the respective shells whi |
| 4438625 |
Reheat gas turbine combined with steam turbine |
March 27, 1984 |
| A process and apparatus for generating useful power comprises the use of a combined reheat gas turbine and steam turbine cycle. The combined cycle optionally includes the superheating of steam and the reheating of steam in the reheat combustor of the reheat gas turbine. The use of second |
| 4384452 |
Steam-cooled blading with steam thermal barrier for reheat gas turbine combined with steam turbi |
May 24, 1983 |
| Steam-cooling with a steam thermal barrier for reheat gas turbine vanes and blades offers advantages over cooling with air or water at the higher temperatures characteristic of existing high temperature gas turbines, in particular when coupled with a reheat steam cycle. Consequently, in |
| 4314442 |
Steam-cooled blading with steam thermal barrier for reheat gas turbine combined with steam turbi |
February 9, 1982 |
| Steam-cooling with a steam thermal barrier for reheat gas turbine vanes and blades offers advantages over cooling with air or water at the higher temperatures characteristic of existing high temperature gas tubines, in particular when coupled with a reheat steam cycle. Consequently, in s |
| 4272953 |
Reheat gas turbine combined with steam turbine |
June 16, 1981 |
| A process and apparatus for generating useful power comprises the use of a combined reheat gas turbine and steam turbine cycle. The combined cycle optionally includes the superheating of steam and the reheating of steam in the reheat combustor of the reheat gas turbine. The use of second |
