Browsing NTNU Open by Author "Myrvold, Eivind"
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On the External Effects Affecting Torsional Modes in Guide Vanes
Østby, Petter Thorvald Krogh; Myrvold, Eivind; Jan Tore, Billdal; Haugen, Bjørn (Journal article; Peer reviewed, 2019)Rotor stator interaction in high-head Francis turbines has led to several failures in recent years. Increasing efficiency demands require design optimization of the turbine components, which may lead to thinner profiles. ...