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US 10,590,797 B2Granted
Impedance tube having a machined union
AssigneeDoosan Heavy Industries Construction Co., Ltd
InventorsEsam Abu-Irshaid, Kevin James Spence
Life of this patent
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Abstract
A combustion system can include: a liner defining a combustion chamber; a casing covering the combustion chamber; a first tube disposed in the liner; a machined union disposed inside the casing and connected to the first tube; a second tube passing through the casing and connected to the machined union; a sensor housing disposed outside the casing and connected to the second tube; and an infinite tube connected to the sensor housing.
Claims20
An impedance tube, comprising:
- a machined union including a first channel and a second channel;
- a first tube connected to the first channel of the machined union;
- a second tube connected to the second channel of the machined union;
- a sensor housing including a sensor and connected to the second tube;
- and
- an infinite tube connected to the sensor housing;
- wherein the second channel includes a channel thread, and
- wherein a threaded end of the second tube is coupled with the channel thread of the second channel.
5 more elements
A combustion system, comprising:
- a liner defining a combustion chamber;
- a casing covering the combustion chamber;
- a first tube disposed in the liner;
- a machined union disposed inside the casing and connected to the first tube;
- a second tube passing through the casing and connected to the machined union;
- a sensor housing disposed outside the casing and connected to the second tube;
- and
- an infinite tube connected to the sensor housing.
5 more elements
A gas turbine, comprising:
- a compressor providing compressed air;
- a combustor receiving the compressed air and producing combusted gas;
- a turbine receiving the combusted gas from the combustor;
- and
- an impedance tube monitoring combustion dynamics of the combustor,
- wherein the impedance tube comprises:
- a first tube disposed in the combustor;
- a machined union disposed inside the combustor and connected to the first tube;
- a second tube passing through a casing of the combustor and connected to the machined union;
- a sensor housing disposed outside the combustor and connected to the second tube;
- and
- an infinite tube connected to the sensor housing.
9 more elements
Dependencies are inferred from the claim text.