GB2601564B - Lean burn combustor - Google Patents

Lean burn combustor Download PDF

Info

Publication number
GB2601564B
GB2601564B GB2019223.3A GB202019223A GB2601564B GB 2601564 B GB2601564 B GB 2601564B GB 202019223 A GB202019223 A GB 202019223A GB 2601564 B GB2601564 B GB 2601564B
Authority
GB
United Kingdom
Prior art keywords
lean burn
burn combustor
combustor
lean
burn
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
GB2019223.3A
Other versions
GB202019223D0 (en
GB2601564A (en
Inventor
Tentorio Luca
Bagchi Imon-Kalyan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rolls Royce Deutschland Ltd and Co KG
Rolls Royce PLC
Original Assignee
Rolls Royce Deutschland Ltd and Co KG
Rolls Royce PLC
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 Rolls Royce Deutschland Ltd and Co KG, Rolls Royce PLC filed Critical Rolls Royce Deutschland Ltd and Co KG
Priority to GB2019223.3A priority Critical patent/GB2601564B/en
Publication of GB202019223D0 publication Critical patent/GB202019223D0/en
Priority to DE102021131597.2A priority patent/DE102021131597A1/en
Priority to FR2113006A priority patent/FR3117192B1/en
Priority to CN202111482855.9A priority patent/CN114593443A/en
Publication of GB2601564A publication Critical patent/GB2601564A/en
Application granted granted Critical
Publication of GB2601564B publication Critical patent/GB2601564B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
    • F23R3/04—Air inlet arrangements
    • 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
    • F23R3/42—Continuous combustion chambers using liquid or gaseous fuel characterised by the arrangement or form of the flame tubes or combustion chambers
    • F23R3/50—Combustion chambers comprising an annular flame tube within an annular casing
    • 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
    • F23R3/38—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply comprising rotary fuel injection means
    • 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
    • F23R3/283—Attaching or cooling of fuel injecting means including supports for fuel injectors, stems, or lances
    • 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
    • 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
    • F23R3/34—Feeding into different combustion zones
    • 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
    • F23R3/34—Feeding into different combustion zones
    • F23R3/343—Pilot flames, i.e. fuel nozzles or injectors using only a very small proportion of the total fuel to insure continuous combustion
    • 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
    • F23R3/42—Continuous combustion chambers using liquid or gaseous fuel characterised by the arrangement or form of the flame tubes or combustion chambers
    • 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
    • F23R3/42—Continuous combustion chambers using liquid or gaseous fuel characterised by the arrangement or form of the flame tubes or combustion chambers
    • F23R3/58—Cyclone or vortex type combustion chambers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
GB2019223.3A 2020-12-07 2020-12-07 Lean burn combustor Active GB2601564B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB2019223.3A GB2601564B (en) 2020-12-07 2020-12-07 Lean burn combustor
DE102021131597.2A DE102021131597A1 (en) 2020-12-07 2021-12-01 LEAN COMBUSTOR WITH IMPROVED FORE DIFFUSER GEOMETRY
FR2113006A FR3117192B1 (en) 2020-12-07 2021-12-06 LEAN BLEND BURNER WITH ENHANCED PRE-DIFFUSER GEOMETRY
CN202111482855.9A CN114593443A (en) 2020-12-07 2021-12-07 Lean burn combustor with improved pre-diffuser geometry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2019223.3A GB2601564B (en) 2020-12-07 2020-12-07 Lean burn combustor

Publications (3)

Publication Number Publication Date
GB202019223D0 GB202019223D0 (en) 2021-01-20
GB2601564A GB2601564A (en) 2022-06-08
GB2601564B true GB2601564B (en) 2023-11-01

Family

ID=74165796

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2019223.3A Active GB2601564B (en) 2020-12-07 2020-12-07 Lean burn combustor

Country Status (4)

Country Link
CN (1) CN114593443A (en)
DE (1) DE102021131597A1 (en)
FR (1) FR3117192B1 (en)
GB (1) GB2601564B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1186832A2 (en) * 2000-09-08 2002-03-13 General Electric Company Fuel nozzle assembly for reduced exhaust emissions
US20050103020A1 (en) * 2002-02-01 2005-05-19 Mancini Alfred A. Method and apparatus to decrease combustor emissions
US20070137207A1 (en) * 2005-12-20 2007-06-21 Mancini Alfred A Pilot fuel injector for mixer assembly of a high pressure gas turbine engine
US20100263382A1 (en) * 2009-04-16 2010-10-21 Alfred Albert Mancini Dual orifice pilot fuel injector

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1186832A2 (en) * 2000-09-08 2002-03-13 General Electric Company Fuel nozzle assembly for reduced exhaust emissions
US20050103020A1 (en) * 2002-02-01 2005-05-19 Mancini Alfred A. Method and apparatus to decrease combustor emissions
US20070137207A1 (en) * 2005-12-20 2007-06-21 Mancini Alfred A Pilot fuel injector for mixer assembly of a high pressure gas turbine engine
US20100263382A1 (en) * 2009-04-16 2010-10-21 Alfred Albert Mancini Dual orifice pilot fuel injector

Also Published As

Publication number Publication date
CN114593443A (en) 2022-06-07
DE102021131597A1 (en) 2022-09-08
FR3117192A1 (en) 2022-06-10
GB202019223D0 (en) 2021-01-20
FR3117192B1 (en) 2023-05-12
GB2601564A (en) 2022-06-08

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