Moment of Inertia Dependence of Vertical Axis Wind Turbines in Pulsating Winds

<table>Rate of change of rotational speed divided by wind cycle,<svg height="16.4125" id="M93" style="vertical-align:-3.39064pt" version="1.1" viewbox="0 0 99.599998 16.4125" width="99.599998" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,5.725,12.138)"><use xlink:href="#x28"></use></g><g transform="matrix(.017,-0,0,-.017,11.607,12.138)"><use xlink:href="#x394"></use></g><g transform="matrix(.017,-0,0,-.017,22.503,12.138)"><use xlink:href="#x1D441"></use></g><g transform="matrix(.017,-0,0,-.017,37.36,12.138)"><use xlink:href="#x2F"></use></g><g transform="matrix(.017,-0,0,-.017,44.363,12.138)"><use xlink:href="#x1D441"></use></g>
<g transform="matrix(.012,-0,0,-.012,59.225,16.212)"><use xlink:href="#x61"></use></g><g transform="matrix(.012,-0,0,-.012,64.234,16.212)"><use xlink:href="#x76"></use></g><g transform="matrix(.012,-0,0,-.012,69.648,16.212)"><use xlink:href="#x65"></use></g>
<g transform="matrix(.017,-0,0,-.017,75.325,12.138)"><use xlink:href="#x29"></use></g><g transform="matrix(.017,-0,0,-.017,81.207,12.138)"><use xlink:href="#x2F"></use></g><g transform="matrix(.017,-0,0,-.017,88.21,12.138)"><use xlink:href="#x1D447"></use></g>
</svg>, for wind amplitude (a) <svg height="11.6375" id="M94" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 23.637501 11.6375" width="23.637501" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.362)"><use xlink:href="#x394"></use></g><g transform="matrix(.017,-0,0,-.017,10.959,11.362)"><use xlink:href="#x1D449"></use></g>
</svg> = 1 and (b) <svg height="11.6375" id="M95" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 23.637501 11.6375" width="23.637501" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.362)"><use xlink:href="#x394"></use></g><g transform="matrix(.017,-0,0,-.017,10.959,11.362)"><use xlink:href="#x1D449"></use></g>
</svg> = 2 m/s.</table>

International Journal of Rotating Machinery

fig10

Figure 10

Figure 10: Moment of Inertia Dependence of Vertical Axis Wind Turbines in Pulsating Winds 