Two Dimensional FEM Simulation of Ultrasonic ... - COMSOL.com

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Meshing and Application Modes Triangular Elements Elements AutomaticallyGenerated Approximation : Plane Stain Element Type : LagrangeQuadratic Analysis : Transient Solver : Time Dependent
Effect <strong>of</strong> Length <strong>of</strong> Element (∆x)(As per CFL Criteria∆tcritical=∆xCph∆xCmax max0 −6= = = 3.1×10L.0182m5850m/ ssThe time steps chosen initially for simulation for different ∆x maxis2.5×10 -6 s
Page 1 and 2: Presented at the COMSOL Conference
Page 3 and 4: Transient Analysis for WavePropagat
Page 5: Materials & Ultrasonic WaveProperti
Page 9 and 10: Onward Propagating Wave for Differe
Page 11 and 12: ∆t= 10×10Case: I λ L /∆xmax=
Page 13 and 14: Case: III λ L /∆xmax= = 12∆t=
Page 15 and 16: Effect of Excitation on Line and Po
Page 17 and 18: Time and Frequency Domain Signal fo
Page 19 and 20: Simulation Results for λ L /∆x m
Page 21 and 22: Simulation Results for λ L /∆x m
Page 24: E-mail:ghose.bikash@hemrl.drdo.in ,

Two Dimensional FEM Simulation of Ultrasonic ... - COMSOL.com

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