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특허 상세정보

Cooling air flow controlling apparatus for gas turbine

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F04D-029/58   
미국특허분류(USC) 415/17 ; 415/175
출원번호 US-0888007 (1986-07-22)
우선권정보 JP-0165996 (1985-07-29)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 23  인용 특허 : 0
초록

Stator blades and rotor blades are cooled by discharge air discharged from an air compressor coupled directly with gas turbine. A signal of the compressor discharge pressure and a signal of turbine exhaust gas temperature are obtained, and cooling air flow is controlled based on these signals.

대표
청구항

A cooling air flow controlling apparatus for a gas turbine comprising: an air compressor coupled directly with a gas turbine, a passage for introducing a portion of air discharged from said air compressor as cooling air flow into a hot gas section of said gas turbine, and a control valve for controlling cooling air flow disposed in said passage, a first means for detecting a discharge air pressure from said air compressor and for outputting a discharge air pressure signal, a second means for detecting an exhaust gas temperature of said gas turbine and fo...

이 특허를 인용한 특허 피인용횟수: 23

  1. Adibhatla, Sridhar. Approach to extending life of gas turbine engine. USP2005086935120.
  2. Adibhatla,Sridhar. Approach to extending life of gas turbine engine. USP2008057377115.
  3. Adibhatla,Sridhar. Approach to extending life of gas turbine engine. USP2007037194864.
  4. Adibhatla,Sridhar. Approach to extending life of gas turbine engine. USP2007117290385.
  5. Donovan Jon Peter ; McManus Michael Todd. Compressed air steam generator for cooling combustion turbine transition section. USP2001106298656.
  6. Scarpinato, Paul A.. Compressor with flow control sensor. USP2010077762789.
  7. Franke,Joachim; Schmid,Erich. Device for cooling coolant in a gas turbine and gas and steam turbine with said device. USP2006047032373.
  8. Kazunori Yamanaka JP; Satoshi Kondou JP; Masami Noda JP. Gas turbine. USP2002056393826.
  9. Kojima, Katsuhisa; Ueda, Yasutoshi; Sonoda, Takashi; Terazaki, Masao. Gas turbine. USP2015079085994.
  10. Turco, John Biagio. Gas turbine engine temperature modulated cooling flow. USP2012118307662.
  11. Yamanaka, Kazunori; Kondou, Satoshi; Noda, Masami. Gas turbine having a cooling air system and a spray air system. USP2003036530229.
  12. Yamanaka, Kazunori; Kondou, Satoshi; Noda, Masami. Gas turbine having a cooling air system and a spray air system. USP2004086769259.
  13. Yamanaka,Kazunori; Kondou,Satoshi; Noda,Masami. Gas turbine having a cooling air system and a spray air system. USP2006016986256.
  14. Hoffmann, Juergen; Rofka, Stefan; Waelchli, Rene; Dittmann, Rolf. Gas turbine set. USP2003116644012.
  15. Hoffmann,Juergen; Rofka,Stefan; Waelchli,Ren?; Dittmann,Rolf. Gas turbine set. USP2006127143573.
  16. Broesamle, Stefan Eduard; Ruchti, Christoph. Method for operating a combined cycle power plant. USP2015069046037.
  17. Arias Chao, Manuel; Wippel, Bernhard; Balmer, Christian; Jakoby, Ralf. Method for operating a gas turbine plant and gas turbine plant for implementing the method. USP2017099752504.
  18. Ziegner Manfred,DEX. Method of expanding a flue-gas flow in a turbine, and corresponding turbine. USP1999115987876.
  19. Hoffmann, Juergen; Rofka, Stefan; Waelchli, Rene. Process for controlling the cooling air mass flow of a gas turbine set. USP2003026523346.
  20. Hoffmann,J?rgen; Rofka,Stefan; W?lchli,Ren?. Process for controlling the cooling air mass flow of a gas turbine set. USP2007077237386.
  21. Bolms, Hans-Thomas; Dobrzynski, Boris. Process for cooling the turbine stage and gas turbine having a cooled turbine stage. USP20190110180081.
  22. Joel C. Haas. Turbine engine cycling thermo-mechanical stress control. USP2002116481211.
  23. Winter, Michael. Turbomachine thermal energy exchange. USP2015079086019.