Method and device for purging a gas turbine liquid fuel injection system
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United States of America Patent
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Sep 1, 2015
Grant Date -
Jun 7, 2012
app pub date -
Oct 18, 2011
filing date -
Oct 18, 2010
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Abstract
A device for purging a feed device that supplies liquid fuel to a gas turbine includes a combustion chamber that can be supplied alternately with gaseous and liquid fuel, and a purge air circuit that includes a manifold to distribute air to the combustion chamber, and at least one valve for regulating the air pressure in the purge air circuit. The purge device includes an electronic control unit that makes it possible to regulate the air pressure and flow rate in the purge air circuit according to the mode of operation of the gas turbine.
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