GEARED GAS TURBINE ENGINE WITH REDUCED OIL TANK SIZE
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United States of America Patent
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Issued Date -
Dec 13, 2018
app pub date -
Aug 20, 2018
filing date -
Aug 20, 2018
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Abstract
A gas turbine engine comprises a fan drive turbine for driving a gear reduction, which drives a fan rotor. A lubrication system supplies oil to the gear reduction. An oil tank is relatively small. The lubrication system operates to allow oil to remain in the oil tank for a dwell time of less than or equal to five seconds. A method of designing a gas turbine engine is also disclosed.
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