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특허 상세정보

Combined cycle with steam cooled gas turbine

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F02C-006/18   
미국특허분류(USC) 60/039.02 ; 60/039.182
출원번호 US-0198505 (1998-11-24)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Nixon & Vanderhye
인용정보 피인용 횟수 : 18  인용 특허 : 9
초록

In a method of operating a combined cycle system including a gas turbine, a steam turbine and a multi-pressure heat recovery steam generator, an improvement includes supplying gas turbine cooling duty steam from a high pressure section of the steam turbine and from an intermediate pressure evaporator in the multi-pressure heat recovery steam generator, conducting the gas turbine cooling duty steam to the gas turbine for cooling hot gas turbine parts, and then returning the gas turbine cooling duty steam to an intermediate pressure section of the steam tu...

대표
청구항

[ What is claimed is:] [13.] In a method of operating a combined cycle system including a gas turbine combined with a steam cycle incorporating a steam turbine and a multi-pressure heat recovery steam generator, wherein gas turbine exhaust is used in the heat recovery steam generator for reheating steam from the steam turbine, the improvement comprising supplying gas turbine cooling duty steam from a high pressure section of the steam turbine and from an intermediate pressure evaporator in the multi-pressure heat recovery steam generator, conducting the ...

이 특허를 인용한 특허 피인용횟수: 18

  1. Uematsu, Kazuo; Hyakutake, Yoshinori; Sugishita, Hideaki. Combined cycle gas turbine system. USP2005116966171.
  2. Uematsu, Kazuo; Hyakutake, Yoshinori; Sugishita, Hideaki. Combined cycle gas turbine system. USP2004016679047.
  3. Balczunas, Nicolas; Borguet, Sebastien. Condensing heat recovery steam generator. USP20190310221726.
  4. Petzen, John. Control of steam temperature in combined cycle power plant. USP2016059328633.
  5. Rybarczyk, Thomas M.; McGreehan, William. Heat recovery circuit. USP2005086922984.
  6. Gulen, Seyfettin Can; Botero, Cristina. Methods and systems involving carbon sequestration and engines. USP2012058171718.
  7. Robert Sean Talley ; John Raymond Hawley ; Bruce Lockheart Morrison. Optimized steam turbine peaking cycles utilizing steam bypass and related process. USP2002096442924.
  8. Gutierrez, Juan P.; Sullivan, Terrence B.. Power generation system incorporating multiple Rankine cycles. USP2013028371099.
  9. Feller, Gerald J.; Copen, John H.. Selective pressure kettle boiler for rotor air cooling applications. USP2016089404395.
  10. Wada Norihisa,JPX ; Urushidani Haruo,JPX ; Hashimoto Tsuguo,JPX. Single shaft combined cycle plant and method for operating the same. USP2001056223518.
  11. Wada Norihisa,JPX ; Urushidani Haruo,JPX ; Hashimoto Tsuguo,JPX. Single shaft combined cycle plant and operating method thereof. USP2001046220014.
  12. Norihisa Wada JP; Haruo Urushidani JP; Tsuguo Hashimoto JP. Single shaft combined cycle plant and operating thereof. USP2002066405537.
  13. Elwood, David; Steinebronn, Brad A.. Steam cooling control for a combined cycle power plant. USP2005026851265.
  14. Tomlinson, Leroy Omar; Smith, Raub Warfield; Ranasinghe, Jatila; Gülen, Seyfettin Can; Rancruel, Diego Fernando. Supercritical steam combined cycle and method. USP2011017874162.
  15. Muthuramalingam, Mahendhra; Anand, Ashok Kumar; Muthaiah, Veerappan. System and method for cooling gas turbine components. USP2016039279340.
  16. Thacker, Pradeep Stanley; Avagliano, Aaron John. System and method for thermal control in a gas turbine engine. USP2015049003764.
  17. Corry, Judeth Brannon; Tomlinson, Leroy Omar; Storey, James Michael; Dimascio, Paul Stephen; Steffen, Mark Joseph; Chen, Wei; Steinhaus, Benjamin Campbell; De Puy, Richard Anthony. System for cooling syngas. USP2014078783036.
  18. Pandey, Achalesh Kumar; Sholes, John Edward; McDuffie, Dwayne David; Mundra, Kamlesh; Mazzaro, Maria Cecilia. Systems and methods for improved combined cycle control. USP2016119494086.