Cleaning gas turbine fuel nozzles
AssigneeThe Dow Chemical Company
InventorsCharles A. Sewell, Robert D. Toles
Life of this patent
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Abstract
An on-line system for cleaning dirty gas firing nozzles of an operating industrial gas turbine including injecting a suitable cleaning chemical at a specified rate into the gas fuel line just ahead of where the line enters the header supplying the nozzles through an injector quill equipped with a metering pump and check valves and tied into a chemical cleaner supply.
Claims7
A process for on-line cleaning of gas turbine fuel nozzles comprising injecting a sufficient amount of a fluid cleaning medium into a fuel system of an operating gas turbine at a rate sufficient to reduce deposits on the gas turbine fuel nozzles.
In the operation of a gas turbine including feeding a gaseous fuel to at least one gas nozzle the improvement comprising injecting a sufficient amount of a fluid cleaning medium into the gaseous fuel of the operating gas turbine at a rate sufficient to reduce deposits on the gas turbine fuel nozzles.
Dependencies are inferred from the claim text.