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Verification models: synthetic passenger coach Verification: Model: Scenarios: Influence of rail-wheel contact upon the full vehicle Simplified passenger coach with basic damping Non-linear: � quasistatic flanging in curves � deterministic and stochastic irregularities � narrow curve, S-curve � limit cycles and critical speed � braking Linear: � root loci and critical speed � frequency response, comfort Page 10 November 21, 2007 SIMPACK User Meeting Transportation Systems © Siemens AG 2007
Verification models: articulated train Verification: Model: Scenarios: Behavior of a realistic vehicle Articulated train: � 96 degrees of freedom � 175 force elements � 2 bogies with wheelsets � 2 bogies with independent wheels � 1 suspended car body Non-linear: � low-speed narrow curve with twist � high-speed curve with unbalanced lateral acceleration � tangent track with stochastic irregularities � S-curve Page 11 November 21, 2007 SIMPACK User Meeting Transportation Systems © Siemens AG 2007
Page 1 and 2: Enhancing Software Tools for Vehicl
Page 3 and 4: History of major development steps
Page 5 and 6: Modeling methods � linear � Joh
Page 7 and 8: Contact methods compared here Class
Page 9: Verification models: single wheelse
Page 13 and 14: Single wheelset - quasistatic flang
Page 15 and 16: Single wheelset - quasistatic flang
Page 17 and 18: Synthetic passenger coach - limit c
Page 19 and 20: Synthetic passenger coach - limit c
Page 21 and 22: Articulated train - narrow curve wi
Page 23 and 24: Articulated train - narrow curve wi
Page 25 and 26: Articulated train - large unbalance
Page 27 and 28: Articulated train - large unbalance

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