Simcenter Motion 3D Mechatronics - Improve Design Dynamics Performance: Combine 3D Multi-Body Simulation with 1D Actuation & Controls Simulation Iurie TERNA Email: iurie.terna@siemens.com Tuesday 16:00-17:00 Room: Cannes (Simcenter) Unrestricted Siemens PLM 2017 Realize innovation.
Industry Processes and Challenges Industrial Machinery Trends Growing complexity required by customers Customized products driving demand Increased operational speeds Lighter designs Drives are smaller, consume less energy and produce more power Global competitive pressure Implications Of Those Trends Machines need to be smarter Reduced development times Lighter design adds complexity in predicting system performance Manufacturers have to become more innovative Page 2 Resulting Possibilities For Manufacturers Optimize not only unit cost, but cost over life of the program Reduce testing and use testing more to validate simulation Create products using simulation and without costly prototypes to speed up development Develop new products faster SIEMENS Solutions Collaborative, parallel, multidisciplinary Engineering Platform Provides product training, modeling, and test experience needed to educate, support and advise your engineering team Provides Engineering Services as an option to meet your manpower and technical expertise needs.
3D CAE for the digital twin Simcenter 3D Page 3
Introducing Simcenter 3D Motion for Mechatronic Simulations Predicting, Analyzing, Improving the positions, velocities, accelerations and loads of a mechatronic system using an accurate and robust 3D multi-body simulation approach Simcenter 3D Motion Page 4
Motion: Common Applications Flight controls Landing systems Closures (cargo bays, doors, ) Ground testing Satellites Suspension/Steering/Transmission Full vehicle ride Engine Closures (sliding doors, sunroofs, ) Trailers Disk-drives Latches, Locks White goods (printers, refrigerators, etc.) Sport equipment Medical equipment Robots Production equipment Off-road/construction equipment Compressors Pumps Page 5
Solutions Simcenter 3D Motion Applications Simcenter Motion A complete and integrated multi-body solution Frontload the performance engineering process Accurate and efficient real-world simulation Process solution: design-simulate-optimize Dynamics Bodies Flexibility Mechatronics Design alternatives Accurately predict a mechanism s performance: displacements, velocities, accelerations, loads Analyze the full-system modal content, including bodies flexibility Integrate actuators models Integrate Controls Design Of Experiments Optimization Automation Page 6
User Simcenter 3D Motion: Scalable Simulation Capabilities Advanced Level Detailed dynamic analysis Entry Level Kinematics analysis Articulation Mid Level Kinematics analysis Dynamics analysis Contact analysis Basic Motion control Flexible body analysis Advanced Motion control Durability Interference checking Actuator sizing Problem Complexity Page 7
Simcenter 3D Motion: A tight link between design & analysis CAD Kinematics/ Articulation Joints, Constraints Dynamics Forces (gravity, stiffness, damping, friction) Flexible bodies Craig-Bampton deformation modes Solving Post-processing 2D / 3D Root cause analysis Clean sheet Structural Solver driving NX-Nastran Mechatronics: Actuators and Controls Durability Build Improve Page 8
Simcenter 3D Motion: Fitting the Simulation Trends Earlier analysis in the design cycle More reuse of CAD data Modeling more complex phenomena Increasing mechatronics needs Page 9
Simcenter 3D Motion: Fitting the Simulation Trends Earlier analysis in the design cycle More reuse of CAD data Modeling more complex phenomena Increasing mechatronics needs Page 10
Simcenter 3D Motion: A tight link between design & analysis CAD Kinematics/ Articulation Joints, Constraints Dynamics Forces (gravity, stiffness, damping, friction) Flexible bodies Craig-Bampton deformation modes Solving Post-processing 2D / 3D Root cause analysis Clean sheet Structural Solver driving NX-Nastran Mechatronics Durability Build Improve Page 11
Demo Example from CAD to CAE dynamics analysis: Simcenter 3D Motion Start from Concept, full 3D CAD or mixed Levels Generate rigid bodies Apply connections to mechanism Apply Loads Solve Example of Post-process Page 12
Simcenter 3D Motion: Fitting the Simulation Trends Earlier analysis in the design cycle More reuse of CAD data Modeling more complex phenomena Increasing mechatronics needs Page 13
Simcenter 3D Motion: A tight link between design & analysis CAD Kinematics/ Articulation Joints, Constraints Dynamics Forces (gravity, stiffness, damping, friction) Flexible bodies Craig-Bampton deformation modes Solving Post-processing 2D / 3D Root cause analysis Clean sheet Structural Solver driving NX-Nastran Mechatronics Durability Build Improve Page 14
Easily edit orphan geometry Synchronous technology Modify any part quickly and easily even if you don t know how it was originally created Intuitively edit geometry directly and on-the-fly Edit geometry independently of part feature history Bring imported, dumb geometry alive from multi-cad sources Page 15
Simcenter 3D Motion: Fitting the Simulation Trends Earlier analysis in the design cycle More reuse of CAD data Modeling more complex phenomena Increasing mechatronics needs Page 16
Flexible Bodies Analyze elastic deformation in context of operating environment Rigid body analysis alone cannot represent certain dynamic characteristics Replaces rigid bodies with equivalent FE models to enable part flexibility Evaluates part deformation and dynamic stress resulting from reaction forces during motion Provides inputs for further durability analysis Page 17
Demo Example Increase simulation accuracy by Flexibility add-on: Simcenter 3D Motion Generate Flexible components with Simcenter Pre-Post same environment Update mechanism Example of Post-process Solve Example of system prediction improvement (vs rigid) Page 18
Simcenter 3D Motion: Fitting the Simulation Trends Earlier analysis in the design cycle More reuse of CAD data Modeling more complex phenomena Increasing mechatronics needs Page 19
Integrated Multiphysics How can 4D analyses help you? Coupling 1D actuator/controls models with Simcenter 3D Motion models: Needed for detailed modeling of complex control systems and actuators, e.g. hydraulic, electric, pneumatic Advantages of 3D+1D coupling : Develop intelligent systems, making available non-linear mechanism analysis within a controls package without manually writing equations of motion Mechanics: Multi-Body Dynamics Benefits: Virtually Test any control schemes on any robot model Optimize power consumption by looking both in the controls, actuators and mechanical areas without compromising productivity Predict operational precision Reduce need of physical prototypes Supported codes: LMS Imagine.Lab Amesim Matlab/Simulink Page 20 Power actuators 1D Simulation Software Electronics Controls Software
Demo Example Increase simulation accuracy by Flexibility add-on: Simcenter 3D Motion Couple MBS model with Matlab/Simulink controls Solve Example of Post-process Page 21
Simcenter 3D Motion Solution: Operational benefits Summary Earlier analysis in the design cycle Verify your virtual concept designs CAD integration upon availability More reuse of CAD data Modeling more complex phenomena Increasing mechatronics needs Reuse existing CAD functionality Discover and resolve problems earlier in the design cycle Increase Transition efficiency Add extra details to predict system functionality Fast calculations Investigate situations not possible before Fine-tune your control systems Predict acting system loads more accurately Increase productivity at optimal costs Page 22
Questions? Page 23
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