Numerical Estimation of Torsional Dynamic Coefficients of a Hydraulic Turbine

<table>The torque as a function of time for one of the simulated cases (rotational speed is <svg height="15" id="M68" style="vertical-align:-2.22495pt" version="1.1" viewbox="0 0 55.262501 15" width="55.262501" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> and the oscillating frequency is <svg height="15" id="M69" style="vertical-align:-2.22495pt" version="1.1" viewbox="0 0 71.587502 15" width="71.587502" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>).</table>

International Journal of Rotating Machinery

fig3

Figure 3

Figure 3: Numerical Estimation of Torsional Dynamic Coefficients of a Hydraulic Turbine 