KR100372907B1 - 터빈의확산작동모드와예비혼합작동모드사이에서연료를단계적으로제어하는가스터빈용연소기작동방법 - Google Patents
터빈의확산작동모드와예비혼합작동모드사이에서연료를단계적으로제어하는가스터빈용연소기작동방법 Download PDFInfo
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- KR100372907B1 KR100372907B1 KR1019950015136A KR19950015136A KR100372907B1 KR 100372907 B1 KR100372907 B1 KR 100372907B1 KR 1019950015136 A KR1019950015136 A KR 1019950015136A KR 19950015136 A KR19950015136 A KR 19950015136A KR 100372907 B1 KR100372907 B1 KR 100372907B1
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- Prior art keywords
- fuel
- nozzle
- combustor
- nozzles
- mode
- Prior art date
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- 239000000446 fuel Substances 0.000 title claims abstract description 177
- 238000009792 diffusion process Methods 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000002485 combustion reaction Methods 0.000 claims abstract description 52
- 230000007704 transition Effects 0.000 claims abstract description 35
- 230000008569 process Effects 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 description 7
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- VEMKTZHHVJILDY-UHFFFAOYSA-N resmethrin Chemical compound CC1(C)C(C=C(C)C)C1C(=O)OCC1=COC(CC=2C=CC=CC=2)=C1 VEMKTZHHVJILDY-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
- F02C7/22—Fuel supply systems
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- 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
- F23R3/346—Feeding into different combustion zones for staged 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
- F23R3/28—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
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
Description
Claims (16)
- 연소기의 축을 중심으로 배열된 다수의 연료 노즐을 구비한 가스 터빈용 연소기의 작동방법에 있어서,확산 흐름 작동모드와 예비혼합 작동모드 사이에의 전이 과정 중에 상기 축에 수직인 평면에서 상기 연소기에 걸쳐 비대칭 연료흐름을 제공하도록 상기 노즐을 통해 노즐이 하류의 연소 구역으로의 연료 흐름을 가변적으로 제어하는 단계를 포함하는가스 터빈용 연소기 작동방법.
- 제 1 항에 있어서,상기 전이 과정 전의 터빈의 확산 작동모드 중에 비대칭 연료흐름을 제공하는 단계를 추가로 포함하는가스 터빈용 연소기 작동방법.
- 제 1 항에 있어서,상기 전이 과정 후의 예비혼합 작동모드 중에 비대칭 연료흐름을 제공하는 단계를 추가로 포함하는가스 터빈용 연소기 작동방법.
- 축을 중심으로 배열된 다수의 노즐을 구비한 가스 터빈용 연소기 작동방법에 있어서,확산 모드에서 작동하는 상기 다수의 노즐 중 적어도 몇 개의 노즐을 통해 상기 노즐의 하류의 단일 연소 구역 쪽으로 연료를 유동시키는 단계와;확산 작동모드로부터 예비혼합 작동모드로의 전이 중에, 예비혼합 모드에서 작동하는 상기 다수의 노즐 중 적어도 하나를 통해 연소 구역 쪽으로 연료를 유동시킴과 동시에, 확산모드에서 작동하는 상기 몇 개의 노즐을 유지하고, 그리고 상기 노즐의 하류의 연소 구역에 대해서 상기 축에 수직인 평면에서 상기 연소기에 걸쳐 비대칭 연료 흐름을 제공하도록 상기 노즐을 통해 연료의 흐름을 가변적으로 제어하는 단계를 포함하는가스 터빈용 연소기 작동방법.
- 제 4 항에 있어서,상기 전이 중에 비대칭 연료흐름을 제공하는 단계를 추가로 포함하는 가스 터빈용 연소기 작동방법.
- 제 4 항에 있어서,상기 전이 이후에, 전체의 노즐을 상기 예비혼합 모드에서 작동시키는 단계를 추가로 포함하는가스 터빈용 연소기 작동방법.
- 제 4 항에 있어서,상기 노즐은 상기 연소기의 축 주위에 환상으로 배열되고,상기 전이과정 후에, 전체의 노즐을 예비혼합 모드에서 작동시키는 단계와,예비혼합 모드에서 전체의 노즐을 작동시키는 동안에 상기 축에 수직인 평면에서 연소기에 걸쳐 비대칭 연료흐름을 제공하도록 상기 노즐의 전체를 통과하는 연료 흐름을 가변적으로 제어하는 단계를 추가로 포함하는가스 터빈용 연소기 작동방법.
- 제 4 항에 있어서,상기 노즐의 하류의 연소 구역에 연소기를 가로지르는 비대칭 연소흐름을 제공하는 단계를 추가로 포함하는가스 터빈용 연소기 작동방법.
- 제 1 항에 있어서,상기 노즐은 상기 연소기의 축을 중심으로 비대칭의 환상 열로 배치되고,상기 노즐 중 다른 것보다 상기 노즐 중 하나를 통해서 연소기를 통과하는 큰 비율의 전체의 연료 흐름을 제공함으로써, 비대칭 연료 흐름을 제공하는 단계를 더 포함하는가스 터빈용 연소기 작동방법.
- 제 1 항에 있어서,상기 전이 과정과 동시에, 상기 다수의 노즐의 전체 수보다 작은 제 1의 사전설정된 수의 상기 노즐을 통해 상기 연소 구역에 확산 연료를 공급하는 단계와,상기 다수의 노즐 중 나머지 노즐을 통해 예비혼합된 연료 및 공기를 공급하는 단계를 포함하는가스 터빈용 연소기 작동방법.
- 연소기의 축을 중심으로 환상으로 배열된 다수의 연료 노즐을 구비한 가스 터빈용 연소기 작동방법에 있어서,확산 흐름 작동 모드와 예비혼합 작동 모드 사이의 전이 과정에서 상기 노즐의 하류의 연소 구역에 대해 상기 축에 수직인 평면에서 연소기를 가로지르는 비대칭 연료 흐름을 제공하는 단계를 포함하는가스 터빈용 연소기 작동방법.
- 제 11 항에 있어서,상기 전이 후의 확산 작동 모드 중에 비대칭 연료 흐름을 제공하는 단계를 더 포함하는가스 터빈용 연소기 작동방법.
- 제 11 항에 있어서,상기 전이 후의 예비혼합 작동 모드 중에 비대칭 연료 흐름을 제공하는 단계를 더 포함하는가스 터빈용 연소기 작동방법.
- 제 11 항에 있어서,상기 전이과정과 동시에, 상기 다수의 노즐의 전체의 수보다 작은 제 1의 사전설정된 수의 노즐을 통해 상기 연소 구역에 확산 연료를 공급하는 단계와,상기 다수의 노즐 중 나머지 노즐을 통해 예비혼합된 연료 및 공기를 공급하는 단계를 더 포함하는가스 터빈용 연소기 작동방법.
- 제 4 항에 있어서,상기 노즐 중 다른 노즐을 통한 연료/공기의 비와는 상이한 하나의 노즐을 통한 연료/공기 비를 제공하도록 상기 노즐을 통해 연료를 유동시키는 단계를 포함하는가스 터빈용 연소기 작동방법.
- 제 15 항에 있어서,상기 하나의 노즐을 통한 연료/공기의 비는 상기 다른 노즐을 통한 연료/공기의 비보다 큰가스 터빈용 연소기 작동방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/258,112 | 1994-06-10 | ||
US08/258,112 US5491970A (en) | 1994-06-10 | 1994-06-10 | Method for staging fuel in a turbine between diffusion and premixed operations |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960001441A KR960001441A (ko) | 1996-01-25 |
KR100372907B1 true KR100372907B1 (ko) | 2003-04-26 |
Family
ID=22979142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950015136A KR100372907B1 (ko) | 1994-06-10 | 1995-06-09 | 터빈의확산작동모드와예비혼합작동모드사이에서연료를단계적으로제어하는가스터빈용연소기작동방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5491970A (ko) |
EP (1) | EP0691511B1 (ko) |
JP (1) | JP3477274B2 (ko) |
KR (1) | KR100372907B1 (ko) |
DE (1) | DE69523992T2 (ko) |
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-
1994
- 1994-06-10 US US08/258,112 patent/US5491970A/en not_active Expired - Lifetime
-
1995
- 1995-05-12 EP EP95303204A patent/EP0691511B1/en not_active Expired - Lifetime
- 1995-05-12 DE DE69523992T patent/DE69523992T2/de not_active Expired - Fee Related
- 1995-06-01 JP JP13460095A patent/JP3477274B2/ja not_active Expired - Lifetime
- 1995-06-09 KR KR1019950015136A patent/KR100372907B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR960001441A (ko) | 1996-01-25 |
JP3477274B2 (ja) | 2003-12-10 |
US5491970A (en) | 1996-02-20 |
DE69523992T2 (de) | 2002-08-29 |
DE69523992D1 (de) | 2002-01-03 |
EP0691511B1 (en) | 2001-11-21 |
EP0691511A1 (en) | 1996-01-10 |
JPH0854120A (ja) | 1996-02-27 |
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