CH707666A2 - Brennstofffdüse zur Reduktion der modalen Kopplung der Verbrennungsdynamik. - Google Patents

Brennstofffdüse zur Reduktion der modalen Kopplung der Verbrennungsdynamik. Download PDF

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Publication number
CH707666A2
CH707666A2 CH00292/14A CH2922014A CH707666A2 CH 707666 A2 CH707666 A2 CH 707666A2 CH 00292/14 A CH00292/14 A CH 00292/14A CH 2922014 A CH2922014 A CH 2922014A CH 707666 A2 CH707666 A2 CH 707666A2
Authority
CH
Switzerland
Prior art keywords
fuel
centerbody
fuel nozzle
length
walls
Prior art date
Application number
CH00292/14A
Other languages
German (de)
English (en)
Inventor
Gregory Allen Boardman
James Harold Westmoreland
Sarah Lori Crothers
Ronald James Chila
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of CH707666A2 publication Critical patent/CH707666A2/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/24—Heat or noise insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
    • F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
    • F23D14/045—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with a plurality of burner bars assembled together, e.g. in a grid-like arrangement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/46—Details
    • F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
    • F23D14/80—Selection of a non-toxic gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D9/00—Burners in which a stream of liquid fuel impinges intermittently on a hot surface
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
    • F23R2900/00014—Reducing thermo-acoustic vibrations by passive means, e.g. by Helmholtz resonators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
    • F23R3/286—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply having fuel-air premixing devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Gas Burners (AREA)
CH00292/14A 2013-02-27 2014-02-27 Brennstofffdüse zur Reduktion der modalen Kopplung der Verbrennungsdynamik. CH707666A2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/778,222 US9217373B2 (en) 2013-02-27 2013-02-27 Fuel nozzle for reducing modal coupling of combustion dynamics

Publications (1)

Publication Number Publication Date
CH707666A2 true CH707666A2 (de) 2014-08-29

Family

ID=51349652

Family Applications (1)

Application Number Title Priority Date Filing Date
CH00292/14A CH707666A2 (de) 2013-02-27 2014-02-27 Brennstofffdüse zur Reduktion der modalen Kopplung der Verbrennungsdynamik.

Country Status (4)

Country Link
US (1) US9217373B2 (enExample)
JP (1) JP6334198B2 (enExample)
CH (1) CH707666A2 (enExample)
DE (1) DE102014102584A1 (enExample)

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US10088165B2 (en) 2015-04-07 2018-10-02 General Electric Company System and method for tuning resonators
US9964045B2 (en) 2014-02-03 2018-05-08 General Electric Company Methods and systems for detecting lean blowout in gas turbine systems
US9709279B2 (en) 2014-02-27 2017-07-18 General Electric Company System and method for control of combustion dynamics in combustion system
US9709278B2 (en) 2014-03-12 2017-07-18 General Electric Company System and method for control of combustion dynamics in combustion system
US20150285502A1 (en) * 2014-04-08 2015-10-08 General Electric Company Fuel nozzle shroud and method of manufacturing the shroud
US9644846B2 (en) 2014-04-08 2017-05-09 General Electric Company Systems and methods for control of combustion dynamics and modal coupling in gas turbine engine
US9845956B2 (en) 2014-04-09 2017-12-19 General Electric Company System and method for control of combustion dynamics in combustion system
US9845732B2 (en) 2014-05-28 2017-12-19 General Electric Company Systems and methods for variation of injectors for coherence reduction in combustion system
US9551283B2 (en) 2014-06-26 2017-01-24 General Electric Company Systems and methods for a fuel pressure oscillation device for reduction of coherence
EP3034945B1 (en) 2014-12-19 2018-05-30 Ansaldo Energia Switzerland AG Gas turbine fuel pipe comprising a damper
US11015809B2 (en) * 2014-12-30 2021-05-25 General Electric Company Pilot nozzle in gas turbine combustor
US10113747B2 (en) 2015-04-15 2018-10-30 General Electric Company Systems and methods for control of combustion dynamics in combustion system
US9995151B2 (en) * 2015-08-17 2018-06-12 General Electric Company Article and manifold for thermal adjustment of a turbine component
US10443854B2 (en) * 2016-06-21 2019-10-15 General Electric Company Pilot premix nozzle and fuel nozzle assembly
US10415833B2 (en) * 2017-02-16 2019-09-17 General Electric Company Premixer for gas turbine combustor
KR101889542B1 (ko) * 2017-04-18 2018-08-17 두산중공업 주식회사 연소기 노즐 조립체 및 이를 포함하는 가스터빈
US11708974B2 (en) 2020-07-17 2023-07-25 Siemens Energy Global GmbH & Co. KG Premixer injector assembly in gas turbine engine
US11421883B2 (en) * 2020-09-11 2022-08-23 Raytheon Technologies Corporation Fuel injector assembly with a helical swirler passage for a turbine engine
DE102021123513A1 (de) 2021-09-10 2023-03-16 Man Energy Solutions Se Brenner und Verfahren zu dessen Herstellung
US12072104B1 (en) * 2023-09-22 2024-08-27 Pratt & Whitney Canada Corp. Fuel delivery apparatus for a gas turbine engine
EP4782747A1 (en) * 2025-01-28 2026-07-29 General Electric Company Combustion section for a turbine engine
US20260218909A1 (en) * 2025-01-28 2026-07-30 General Electric Company Combustion section for a turbine engine

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US3904119A (en) * 1973-12-05 1975-09-09 Avco Corp Air-fuel spray nozzle
US4271675A (en) * 1977-10-21 1981-06-09 Rolls-Royce Limited Combustion apparatus for gas turbine engines
US4803836A (en) * 1986-09-03 1989-02-14 General Electric Company Method and apparatus for feeding an extrudable fuel to a pressurized combustion chamber
US5129333A (en) * 1991-06-24 1992-07-14 Aga Ab Apparatus and method for recycling waste
US5511375A (en) * 1994-09-12 1996-04-30 General Electric Company Dual fuel mixer for gas turbine combustor
US5943866A (en) * 1994-10-03 1999-08-31 General Electric Company Dynamically uncoupled low NOx combustor having multiple premixers with axial staging
JP3192055B2 (ja) * 1994-11-08 2001-07-23 株式会社日立製作所 ガスタービン燃焼器
US5822992A (en) 1995-10-19 1998-10-20 General Electric Company Low emissions combustor premixer
GB0111788D0 (en) 2001-05-15 2001-07-04 Rolls Royce Plc A combustion chamber
JP2005180799A (ja) * 2003-12-19 2005-07-07 Mitsubishi Heavy Ind Ltd 予混合燃料ノズル、燃焼器及びそれを用いたガスタービン
US7416404B2 (en) * 2005-04-18 2008-08-26 General Electric Company Feed injector for gasification and related method
US20070193272A1 (en) * 2006-02-21 2007-08-23 Woodward Fst, Inc. Gas turbine engine fuel injector
US20070263477A1 (en) 2006-05-11 2007-11-15 The Texas A&M University System Method for mixing fluids in microfluidic channels
US8001761B2 (en) * 2006-05-23 2011-08-23 General Electric Company Method and apparatus for actively controlling fuel flow to a mixer assembly of a gas turbine engine combustor
US8037689B2 (en) * 2007-08-21 2011-10-18 General Electric Company Turbine fuel delivery apparatus and system
US8220271B2 (en) * 2008-09-30 2012-07-17 Alstom Technology Ltd. Fuel lance for a gas turbine engine including outer helical grooves
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US9212823B2 (en) * 2012-09-06 2015-12-15 General Electric Company Systems and methods for suppressing combustion driven pressure fluctuations with a premix combustor having multiple premix times

Also Published As

Publication number Publication date
JP6334198B2 (ja) 2018-05-30
US20140238026A1 (en) 2014-08-28
JP2014163664A (ja) 2014-09-08
US9217373B2 (en) 2015-12-22
DE102014102584A1 (de) 2014-08-28

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Representative=s name: GENERAL ELECTRIC TECHNOLOGY GMBH GLOBAL PATENT, CH

AZW Rejection (application)