OrcaFlex - Engineering Department

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OrcaFlex (latest release v9.3, Aug-09) Example 9: Preliminary modelling of Rotor energy take-off device- (tidal/current) www.orcina.com Slide 28 of 40
Survey Vessel Z (m) Towfish X (m) Towfish Z (m) OrcaFlex (latest release v9.3, Aug-09) Example 10: Simulation of a Towed fish to demonstrate PID control (of elevation) OrcaFlex 9.4a20: E05 PID Controlled Tow ed Fish.dat (modified 14:25 on 04/12/2009 by OrcaFlex 9.2a24) Time History: Tow fish X -435 -440 -445 -450 -455 0 50 100 150 Time (s) 200 250 300 OrcaFlex 9.4a20: E05 PID Controlled Tow ed Fish.dat (modified 14:25 on 04/12/2009 by OrcaFlex 9.2a24) Time History: Survey Vessel Z 6 OrcaFlex 9.4a20: E05 PID Controlled Tow ed Fish.dat (modified 14:25 on 04/12/2009 by OrcaFlex 9.2a24) Time History: Tow fish Z -85 4 -90 2 0 -95 -2 -4 -100 -6 0 50 100 150 Time (s) 200 250 300 0 50 100 150 Time (s) 200 250 300 www.orcina.com Slide 29 of 40
Page 1 and 2: Dynamic analysis and control of off
Page 3 and 4: OrcaFlex (latest release v9.3, Aug-
Page 11 and 12: Spectral Density (m^2 / Hz) Spectra
Page 17 and 18: Power take-off 1-2 Length (m) Power
Page 19 and 20: Bow mooring Effective Tension (kN)
Page 25 and 26: Z (m) OrcaFlex (latest release v9.3
Page 27: Tidal Energy Converters (TECs) Orca
Page 39 and 40: Conclusions (2) OrcaFlex (latest re

OrcaFlex - Engineering Department

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