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Title: The value of steam turbine upgrades

Journal Article · · Power Engineering (Barrington)
OSTI ID:20701033

Technological advances in mechanical and aerodynamic design of the turbine steam path are resulting in higher reliability and efficiency. A recent study conducted on a 390 MW pulverized coal-fired unit revealed just how much these new technological advancements can improve efficiency and output. The empirical study showed that the turbine upgrade raised high pressure (HP) turbine efficiency by 5%, intermediate pressure (IP) turbine efficiency by 4%, and low pressure (LP) turbine efficiency by 2.5%. In addition, the unit's highest achievable gross generation increased from 360 MW to 371 MW. 3 figs.

OSTI ID:
20701033
Journal Information:
Power Engineering (Barrington), Vol. 109, Issue 11; ISSN 0032-5961
Country of Publication:
United States
Language:
English