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US 6,640,544 B2Granted
Gas turbine combustor, gas turbine, and jet engine
AssigneeMitsubishi Heavy Industries, Ltd.
InventorsKiyoshi Suenaga, Shigemi Mandai, Masaki Ono, Katsunori Tanaka
Life of this patent
Estimating the term…
Abstract
For the purpose of reduced NOx gas emission, a gas turbine engine comprises a cylinder having a combustion region inside of the cylinder; a resonator having a cavity and provided around the surface of the cylinder and sound absorption holes formed on the cylinder and having opening ends on the cylinder.
Claims7
A gas turbine combustor comprising:
- a cylinder having a combustion region inside of the cylinder;
- a resonator having a cavity and provided around the surface of the cylinder;
- and
- sound absorption holes formed in the cylinder and having opening ends on the cylinder,
- wherein a plurality of fluid grooves are provided at intervals on the cylinder, and
- wherein the sound absorption holes are formed among the fluid grooves.
3 more elements
A gas turbine comprising:
- a gas turbine combustor comprising:
- a cylinder having a combustion region inside of the cylinder,
- a resonator having a cavity and provided around the surface of the cylinder, and
- sound absorption holes formed in the cylinder and having opening ends on the cylinder, wherein a plurality of fluid grooves are provided at intervals on the cylinder, and wherein the sound absorption holes are formed among the fluid grooves;
- a compressor which compresses air and supplies a flow of air;
- and
- a turbine which expands the high temperature high pressure gas supplied from the gas turbine combustor and rotates in order to generate the shaft output.
4 more elements
A jet engine comprising:
- a gas turbine combustor comprising:
- a cylinder having a combustion region inside of the cylinder,
- a resonator having a cavity and provided around the surface of the cylinder, and
- sound absorption holes formed in the cylinder and having opening ends on the cylinder, wherein a plurality of fluid grooves are provided at intervals on the cylinder, and wherein the sound absorption holes are formed among the fluid grooves;
- a compressor which compresses air and supplies flow of air;
- and
- a turbine to which high temperature high pressure gas is supplied from the gas turbine combustor.
4 more elements
Dependencies are inferred from the claim text.