SAMTECH Group SAMTECH Group Automotive Applications Automotive - PowerPoint PPT Presentation

SAMTECH Group SAMTECH Group Automotive Applications Automotive Applications August 10, 2004 August 10, 2004 08/06/04, Page 1 This document is the property of SAMTECH S.A. SL/04/SAM/MKG_ppt/25an_a

08/06/04, Page 2 Hybrid model of a crankshaft This document is the property of SAMTECH S.A.

08/06/04, Page 3 Valve system This document is the property of SAMTECH S.A.

08/06/04, Page 4 Brake disk: thermal analysis This document is the property of SAMTECH S.A.

08/06/04, Page 5 Composite Structures Analysis This document is the property of SAMTECH S.A.

Prototype Composite Subframe Car Subframe (Automobile Blanc Cardon) 08/06/04, Page 6 This document is the property of SAMTECH S.A.

08/06/04, Page 7 Prediction of Pipe Shape This document is the property of SAMTECH S.A.

Welding Spots Optimization - Welding spots idealized with small beam elements - Sizing optimization on a car body • Design variables: discrete beam properties • Objective:minimize number of welding spots • Constraints on given displacements - 5000 variables 08/06/04, Page 8 This document is the property of SAMTECH S.A.

Modeling of the Opel VECTRA Car body modeling (OPEL Vectra) 08/06/04, Page 9 This document is the property of SAMTECH S.A.

Modeling of the Opel VECTRA • Car riding (30Km/h) over an obstacle (25cm height) • Super-Element for large car body model (shell) • Flexible mechanisms for suspension • Wheels, beams, springs, sliders, spherical joints… Car body and suspension modeling (OPEL) 08/06/04, Page 10 This document is the property of SAMTECH S.A.

Modeling of the Peugeot 406 Suspension modeling of Peugeot 406 (PSA) 08/06/04, Page 11 This document is the property of SAMTECH S.A.

Modeling of a VW car Computation: • 0 statics • 0-5 straight • 5-…steering wheel turned • Non-linear beams for car body and stabilisator • Super-Element for rear axle • Mechanisms for suspension and steering: hinges, spherical joints, bushings, rack and pinion… • Pacejka wheel model for ground interaction Vehicle dynamics (Volkswagen) 08/06/04, Page 12 This document is the property of SAMTECH S.A.

Elastomeric seal Computation • Deformable-deformable contact • Displacement piloting of gear lever • Hyperelastic material 08/06/04, Page 13 This document is the property of SAMTECH S.A.

Transmissions & Gears SAMCEF Mecano global analysis of a gearing mechanism Gearing wheel modeling: detailed flexible-flexible contact/friction conditions 08/06/04, Page 14 This document is the property of SAMTECH S.A.

08/06/04, Page 15 SAMCEF Mecano detailed model of the Geneva mechanism Transmissions & Gears This document is the property of SAMTECH S.A.

Cam of a car ventilation system (DELPHI Automotive) Components Assembly on vehicle Blower Heater core Cases : scroll & distribution Evaporator Filter Air inlet case / recirc Temperature door Cases : distribution distribution valves Cam Control head Control head Control head Bowed cable Bowed cable Bowed cable 08/06/04, Page 16 This document is the property of SAMTECH S.A.

Cam of a car ventilation system SAMCEF Mecano Analysis of a Cam Mechanism – DELPHI Automotive 08/06/04, Page 17 This document is the property of SAMTECH S.A.

Optimization of Cam tracks Flexible-flexible contact Cam Analysis … with Contact and Friction Design and optimization of Cam Profiles using BOSS quattro – DELPHI Automotive 08/06/04, Page 18 This document is the property of SAMTECH S.A.

Advanced Topic: Mechatronic System Simulation 08/06/04, Page 19 This document is the property of SAMTECH S.A.

Thank you for your attention ! We will be very pleased to answer to your questions. 08/06/04, Page 20 This document is the property of SAMTECH S.A.

Simple scenario using SAMCEF Field Creation of an engine model from CAD entities defined using the local parametric modeler of SAMCEF Field 08/06/04, Page 21 This document is the property of SAMTECH S.A.

Hinge joint definition between connecting-rod and crankshaft 08/06/04, Page 22 This document is the property of SAMTECH S.A.

Hinge joint definition between piston and connecting-rod 08/06/04, Page 23 This document is the property of SAMTECH S.A.

Cylindrical joint definition between piston and cylinder 08/06/04, Page 24 This document is the property of SAMTECH S.A.

Definition of pressure on pistons 08/06/04, Page 25 This document is the property of SAMTECH S.A.

Mesh: Topological connections defining rigid bodies and accounting for kinematical joints 08/06/04, Page 26 This document is the property of SAMTECH S.A.

Rigid Body Model Simulation Detection of a geometrical defect 08/06/04, Page 27 This document is the property of SAMTECH S.A.

Back to the modeler Modification of cylinder length 08/06/04, Page 28 This document is the property of SAMTECH S.A.

08/06/04, Page 29 Update of rigid body model This document is the property of SAMTECH S.A.

Rigid Body Model Simulation No interference any more 08/06/04, Page 30 This document is the property of SAMTECH S.A.

Replacement of a rigid connecting rod by a flexible one 08/06/04, Page 31 This document is the property of SAMTECH S.A.

Update of mesh with one flexible connecting-rod 08/06/04, Page 32 This document is the property of SAMTECH S.A.

Automatic connection with rigid components 08/06/04, Page 33 This document is the property of SAMTECH S.A.

Rigid-flexible Model Simulation Stresses superimposed on motion 08/06/04, Page 34 This document is the property of SAMTECH S.A.

Rigid-flexible Model Simulation with flexible-flexible contacts Stresses superimposed on Motion 08/06/04, Page 35 This document is the property of SAMTECH S.A.

SAMCEF Field Notion of components library 08/06/04, Page 36 This document is the property of SAMTECH S.A.

SAMCEF Field Notion of components library 08/06/04, Page 37 This document is the property of SAMTECH S.A.