A Wiener-Laguerre Model of VIV Forces Given Recent Cylinder Velocities

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left"> Quantity</td><td align="center"> Value</td><td align="center"></td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left"> length</td><td align="center">
												38
											</td><td align="center"> m</td></tr><tr><td align="left">outer diameter</td><td align="center">
												0.027
											</td><td align="center"> m</td></tr><tr><td align="left"><span style="width: 20.1875px;"><svg height="10.325" id="M414" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 20.1875 10.325" width="20.1875" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.325)">
<g transform="translate(72,-63.74)">
<text transform="matrix(1,0,0,-1,-71.95,63.79)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐸</tspan>
<tspan style="font-size: 12.50px; " x="8.9271421" y="0">𝐼</tspan>
</text>
</g>
</g>
</svg></span></td><td align="center">
												37.2
											</td><td align="center"> Nm<sup>2</sup></td></tr><tr><td align="left"><span style="width: 22.487499px;"><svg height="10.55" id="M415" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 22.487499 10.55" width="22.487499" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.55)">
<g transform="translate(72,-63.56)">
<text transform="matrix(1,0,0,-1,-71.95,63.61)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐸</tspan>
<tspan style="font-size: 12.50px; " x="8.9271421" y="0">𝐴</tspan>
</text>
</g>
</g>
</svg></span></td><td align="center"><span style="width: 60.612499px;"><svg height="14.4625" id="M416" style="vertical-align:-0.27588pt" version="1.1" viewbox="0 0 60.612499 14.4625" width="60.612499" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,14.4625)">
<g transform="translate(72,-60.43)">
<text transform="matrix(1,0,0,-1,-71.95,60.76)">
<tspan style="font-size: 12.50px; " x="0" y="0">5</tspan>
<tspan style="font-size: 12.50px; " x="6.2515001" y="0">.</tspan>
<tspan style="font-size: 12.50px; " x="9.3772497" y="0">0</tspan>
<tspan style="font-size: 12.50px; " x="15.62875" y="0">9</tspan>
<tspan style="font-size: 12.50px; " x="24.655916" y="0">⋅</tspan>
<tspan style="font-size: 12.50px; " x="31.007441" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="37.258942" y="0">0</tspan>
</text>
<text transform="matrix(1,0,0,-1,-28.43,65.93)">
<tspan style="font-size: 8.75px; " x="0" y="0">5</tspan>
</text>
</g>
</g>
</svg></span></td><td align="center"> N</td></tr><tr><td align="left">mass</td><td align="center">
												0.933
											</td><td align="center"> kg/m</td></tr><tr><td align="left">tension</td><td align="center">
												3000
											</td><td align="center"> N</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Characteristics of the NDP reduced scale riser model.

Mathematical Problems in Engineering

tab2

Table 2

Table 2: A Wiener-Laguerre Model of VIV Forces Given Recent Cylinder Velocities 