Resonance problems in vertical hydropower unit after turbine upgrade

Contribution for newspaper or weekly magazine English OPEN
Nässelqvist, Mattias; Gustavsson, Rolf; Aidanpää, Jan-Olov;

<p style="text-align: left">In 2005 a vertical 42 MW hydropower unit was upgraded in Sweden. The upgrade included the fitting of a new turbine guide bearing, a modified runner, a modified turbine regulator and a new brushless exciter. One of the requirements was that th... View more
Share - Bookmark