Integrated Computation of Finite Time Lyapunov Exponent During ...
Integrated Computation of Finite Time Lyapunov Exponent During ...
Integrated Computation of Finite Time Lyapunov Exponent During ...
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<strong>Computation</strong>al expense<br />
Simulation <strong>Time</strong> to compute evolving FTLE fields with T = 2400dt and h = T /12<br />
Fixed Cylinder (36 proc.)<br />
26.5%<br />
Oscillating Cylinder (24 proc.)<br />
22.8%<br />
Vortex Ring (660 proc.)<br />
14.2%<br />
Packed Bed (1200 proc.)<br />
16.1%<br />
0% 5% 10% 15% 20% 25% 30%<br />
Percentage <strong>of</strong> total simulation time<br />
Disk space and RAM:<br />
Largest case (Packed bed) required roughly 25GB or hard disk to store<br />
intermediate flow maps<br />
Minimal additional simulation RAM: Typically 10% or less <strong>of</strong> total computation<br />
Finn & Apte FTLE & DNS Integration 14
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