Methods for cleaning flow path components of power systems and sump purge kits

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United States of America Patent

PATENT NO 11691246
APP PUB NO 20220305619A1
SERIAL NO

17805549

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Methods of cleaning flow path components of power systems, and sump purge kits used in the same or related methods are disclosed. A method of cleaning may include removing a casing of the turbine system to expose a rotor of the turbine system, a plurality of flow path components coupled to the rotor and/or the casing, and a sump system in communication with the rotor. The method may also include pressurizing the sump system in communication with the rotor, and sealing a plurality of openings formed in the rotor. Additionally, the method may include exposing the rotor and the plurality of flow path components to steam to dry hydrocarbons formed on a surface of the rotor and a surface of the plurality of flow path components, and blasting the rotor and the plurality of flow path components with solid carbon dioxide (CO2) to dislodge the dried hydrocarbons.

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Patent Owner(s)

Patent OwnerAddress
GE INFRASTRUCTURE TECHNOLOGY LLC300 GARLINGTON ROAD GREENVILLE SC 29615

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Buchan, Deborah Houston, US 1 0
Jones, David Anthony Humble, US 3 1
Olds, Zachary Andrew Ann Arbor, US 2 1
Reveille, Gilbert Scott Lebanon, US 4 2

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