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3 Cards in this Set
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- Back
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What is windage in a steam turbine |
Windage is the force created on an object by friction when there is relative movement between the object and a fluid. Windage can occur in steam turbines during start up/ shut down and after a turbine trip. windage also occurs in air cool generators |
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What is the purpose of Hood exhaust Sprays |
Hood sprays reduce exhaust steam temperature by spraying water into the exhaust steam. Often needed during turbine start up/shut down |
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Name the conditions required to Roll a large condensing steam turbine |
Establish seals and pull vacuum, have sufficient boiler pressure and 100°f of superheat. Turbine on turning gear and complete any yard switching. |
