DE59810343D1 - Combustion chamber for a gas turbine with a sound-absorbing wall structure - Google Patents

Combustion chamber for a gas turbine with a sound-absorbing wall structure

Info

Publication number
DE59810343D1
DE59810343D1 DE59810343T DE59810343T DE59810343D1 DE 59810343 D1 DE59810343 D1 DE 59810343D1 DE 59810343 T DE59810343 T DE 59810343T DE 59810343 T DE59810343 T DE 59810343T DE 59810343 D1 DE59810343 D1 DE 59810343D1
Authority
DE
Germany
Prior art keywords
sound
combustion chamber
gas turbine
wall structure
absorbing wall
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.)
Expired - Lifetime
Application number
DE59810343T
Other languages
German (de)
Inventor
Prof Dr Keller
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.)
General Electric Technology GmbH
Original Assignee
Alstom Schweiz AG
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 Alstom Schweiz AG filed Critical Alstom Schweiz AG
Application granted granted Critical
Publication of DE59810343D1 publication Critical patent/DE59810343D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1255—Intake silencers ; Sound modulation, transmission or amplification using resonance
    • F02M35/1261—Helmholtz resonators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • F01N1/023—Helmholtz resonators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/11—Thermal or acoustic insulation
    • F02B77/13—Acoustic insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
    • F23M20/00—Details of combustion chambers, not otherwise provided for, e.g. means for storing heat from flames
    • F23M20/005—Noise absorbing 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
    • F23R3/002—Wall structures
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G10K11/168—Plural layers of different materials, e.g. sandwiches
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/15—Plurality of resonance or dead chambers
    • F01N2490/155—Plurality of resonance or dead chambers being disposed one after the other in flow direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/20—Heat transfer, e.g. cooling
    • F05B2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/96—Preventing, counteracting or reducing vibration or noise
    • 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
DE59810343T 1998-07-10 1998-07-10 Combustion chamber for a gas turbine with a sound-absorbing wall structure Expired - Lifetime DE59810343D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98810656A EP0971172B1 (en) 1998-07-10 1998-07-10 Gas turbine combustion chamber with silencing wall structure

Publications (1)

Publication Number Publication Date
DE59810343D1 true DE59810343D1 (en) 2004-01-15

Family

ID=8236187

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59810343T Expired - Lifetime DE59810343D1 (en) 1998-07-10 1998-07-10 Combustion chamber for a gas turbine with a sound-absorbing wall structure

Country Status (2)

Country Link
EP (1) EP0971172B1 (en)
DE (1) DE59810343D1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6351947B1 (en) * 2000-04-04 2002-03-05 Abb Alstom Power (Schweiz) Combustion chamber for a gas turbine
DE60135436D1 (en) 2001-01-09 2008-10-02 Mitsubishi Heavy Ind Ltd Gas turbine combustor
EP1342953A1 (en) * 2002-03-07 2003-09-10 Siemens Aktiengesellschaft Gas turbine
GB2390150A (en) 2002-06-26 2003-12-31 Alstom Reheat combustion system for a gas turbine including an accoustic screen
EP1601913A1 (en) * 2003-03-07 2005-12-07 Alstom Technology Ltd Premixing burner
US6964170B2 (en) 2003-04-28 2005-11-15 Pratt & Whitney Canada Corp. Noise reducing combustor
WO2004101975A1 (en) 2003-05-15 2004-11-25 Alstom Technology Ltd Device for damping sound in a duct
GB0425794D0 (en) 2004-11-24 2004-12-22 Rolls Royce Plc Acoustic damper
DE102006026969A1 (en) * 2006-06-09 2007-12-13 Rolls-Royce Deutschland Ltd & Co Kg Gas turbine combustor wall for a lean-burn gas turbine combustor
DE102009032277A1 (en) 2009-07-08 2011-01-20 Rolls-Royce Deutschland Ltd & Co Kg Combustion chamber head of a gas turbine
CH703357A1 (en) * 2010-06-25 2011-12-30 Alstom Technology Ltd HEAT-LOADED, COOLED COMPONENT.
EP2559942A1 (en) 2011-08-19 2013-02-20 Rolls-Royce Deutschland Ltd & Co KG Gas turbine combustion chamber head with cooling and damping
EP2969525A4 (en) * 2013-03-15 2016-11-16 Harvard College Low porosity auxetic sheet
CA2907119A1 (en) * 2013-03-15 2014-12-11 President And Fellows Of Harvard College Void structures with repeating elongated-aperture pattern
US10843505B2 (en) 2015-01-09 2020-11-24 President And Fellows Of Harvard College Zero-porosity NPR structure and tuning of NPR structure for particular localities
CA2973363A1 (en) 2015-01-09 2016-07-14 President And Fellows Of Harvard College Hybrid dimple-and-void auxetic structures with engineered patterns for customized npr behavior
EP3245059B1 (en) 2015-01-09 2020-06-17 President and Fellows of Harvard College Negative poisson's ratio waffle structures
CN110832576B (en) * 2017-07-28 2023-05-26 揖斐电株式会社 Sound absorbing member, vehicle component, and automobile

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2191025B1 (en) * 1972-07-04 1975-03-07 Aerospatiale
US4199936A (en) * 1975-12-24 1980-04-29 The Boeing Company Gas turbine engine combustion noise suppressor
FR2447069A1 (en) * 1979-01-16 1980-08-14 Westeel Guy Sound absorbent cover for duct - has double wall around baffles with pressurisation in space to prevent clogging and contamination
DE3318863A1 (en) * 1983-05-25 1984-12-13 Erich 8480 Weiden Bielefeldt Power engine with gas turbine
DE3700444A1 (en) * 1987-01-09 1988-07-21 Siegfried W Schilling Heating furnace
EP0576717A1 (en) * 1992-07-03 1994-01-05 Abb Research Ltd. Gas turbine combustor
US5528904A (en) * 1994-02-28 1996-06-25 Jones; Charles R. Coated hot gas duct liner
GB9623615D0 (en) * 1996-11-13 1997-07-09 Rolls Royce Plc Jet pipe liner

Also Published As

Publication number Publication date
EP0971172A1 (en) 2000-01-12
EP0971172B1 (en) 2003-12-03

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: ALSTOM TECHNOLOGY LTD, BADEN, CH

8364 No opposition during term of opposition