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1 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: A supercavitating vehicle body with an envelope surrounding it

2 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Forces acting on a supercavitating vehicle

3 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Depiction of immersion depth

4 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Closed-loop system response for delay dependent system with initial condition (w0,q0,θ0,z0)=(2.4,0,0.03,0) and δc=-0.3q-30θ+15z, δe=0. Here, V=80 m/s.

5 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Planing force as a function of time for the closed-loop delay-free system with δc=-0.3q-30θ+15z, δe=0

6 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Closed-loop system response for delay dependent system with initial condition (w0,q0,θ0,z0)=(2.4,0,0.03,0) and δc=-0.3q-30θ+15z, δe=0. Here, V=80 m/s.

7 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Planing force as a function of time for the closed-loop delay dependent system with δc=-0.3q-30θ+15z, δe=0

8 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Closed-loop system response for delay-free model with zero initial condition and δc=-0.3q-30θ+15z, δe=0. Here, V=87 m/s.

9 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Effect of delay on stable equilibrium point. Delay is increased from 0 to 0.025s in steps of s. The stable equilibrium point looses stability and a limit cycle is born around τ=0.0013s.

10 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Closed-loop system response for delay-dependent system with control δc=-0.3q-10θ+130z, δe=-0.1 (stabilization outside cavity). Here, V=87 m/s.

11 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Cavitator and elevator deflection angles as a function of time for the closed-loop system with control δc=-0.3q-10θ+130z, δe=-0.1 (stabilization outside cavity). Here, V=87 m/s.

12 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Planing force as a function of time for the closed-loop system with control δc=-0.3q-10θ+130z, δe=-0.1 (stabilization outside cavity). Here, V=87 m/s. Note that the value of the (normalized) planing force approaches a nonzero constant.

13 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Closed-loop system response for delay-dependent system with initial condition (w0,q0,θ0,z0)=(-1,0,-0.012,0) and δc=-0.3q-30θ+15z, δe=0.1 (stabilization inside cavity). Here, V=87 m/s.

14 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Cavitator and elevator deflection angles as a function of time for the closed-loop system with δc=-0.3q-30θ+15z, δe=0.1 (stabilization inside cavity). Here, V=87 m/s.

15 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Planing force as a function of time for the closed-loop system with δc=-0.3q-30θ+15z, δe=0.1 (stabilization inside cavity). Here, V=87m/s. Note that the value of the (normalized) planing force approaches zero in steady state.

16 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Cylindrical cavity used for planing force

17 Date of download: 10/22/2017 Copyright © ASME. All rights reserved. From: Stability Analysis and Control of Supercavitating Vehicles With Advection Delay J. Comput. Nonlinear Dynam. 2012;8(2): doi: / Figure Legend: Cavity and vehicle centerlines for the delayed case


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