METHOD AND ARRANGEMENT FOR GAS TURBINE ENGINE SURGE CONTROL
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United States of America Patent
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Issued Date -
Jan 16, 2014
app pub date -
Jul 11, 2013
filing date -
Jul 13, 2012
priority date (Note) -
Abandoned
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Abstract
The invention relates to a surge control method for a gas turbine engine. The method includes providing a gas turbine engine having a compressor, a combustor, downstream of the compressor, with a hot gas path, a turbine downstream of the combustor, with a hot gas path. The method further includes monitoring the gas turbine engine for a potential surge condition, controlling a blow-off flow from the compressor, based on the monitoring for the control purpose of avoiding the surge condition, and directing the blow-off flow to at least one of the hot gas paths so as to bypass at least a portion of the combustor.
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