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1. CN105103217 - 燃气涡轮进气口消声器

Office
China
Application Number 201480006186.X
Application Date 22.01.2014
Publication Number 105103217
Publication Date 25.11.2015
Publication Kind A
IPC
G10K 11/16
GPHYSICS
10MUSICAL INSTRUMENTS; ACOUSTICS
KSOUND-PRODUCING DEVICES;  METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
11Methods 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
16Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
G10K 11/175
GPHYSICS
10MUSICAL INSTRUMENTS; ACOUSTICS
KSOUND-PRODUCING DEVICES;  METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
11Methods 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
16Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
175using interference effects; Masking sound
F02C 7/045
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
CGAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
7Features, component parts, details or accessories, not provided for in, or of interest apart from, groups F02C1/-F02C6/158; Air intakes for jet-propulsion plants
04Air intakes for gas-turbine plants or jet-propulsion plants
045having provisions for noise suppression
CPC
F02C 7/045
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
CGAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
7Features, 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
04Air intakes for gas-turbine plants or jet-propulsion plants
045having provisions for noise suppression
G10K 11/161
GPHYSICS
10MUSICAL INSTRUMENTS; ACOUSTICS
KSOUND-PRODUCING DEVICES
11Methods 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
16Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
161in systems with fluid flow
F05D 2240/127
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
2240Components
10Stators
12Fluid guiding means, e.g. vanes
127Vortex generators, turbulators, or the like, for mixing
F01D 25/00
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
25Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
Applicants 西门子股份公司
Inventors R·A·帕特南
Agents 北京市金杜律师事务所 11256
北京市金杜律师事务所 11256
Priority Data 13754037 30.01.2013 US
Title
(ZH) 燃气涡轮进气口消声器
Abstract
(ZH)

一种用于对从去往空气进气机器的流动路径的进气口发射的声音进行衰减的系统,包括具有进气和出气通路的进气导管结构。平面涡流生成器相邻于该出气通路进行定位并且形成与从该机器的进气口所发射的具体音调声频进行交互的涡流以便在该涡流生成器实现驻波的形成。该驻波具有从声音反射壁进行反射以形成反射分量的上游传播分量,该反射分量与该上游传播分量形成干涉以使得来自该机器的进气口的具体音调声频衰减。


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SA515360816This application is not viewable in PATENTSCOPE because the national phase entry has not been published yet or the national entry is issued from a country that does not share data with WIPO or there is a formatting issue or an unavailability of the application.