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Drive your simulations towards zero-emissions: Hybrid and Electric Vehicles with LMS Amesim

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This presentation describes how LMS Imagine.Lab Amesim software, part of the Simcenter portfolio, is commonly used for the design of hybrid and electric vehicles for any type of architecture, the integration of components and subsystems combined with new control strategies to address challenges like sizing, battery specifications, thermal management or vibrations.

For more information, please visit our website:
www.siemens.com/plm/simcenter-amesim

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Drive your simulations towards zero-emissions: Hybrid and Electric Vehicles with LMS Amesim

  1. 1. Drive your simulations towards zero-emissions Hybrid and electric vehicles with LMS Imagine.Lab Amesim LMS Imagine.Lab Amesim™ A world leading platform for physical simulation of mechatronic systems Realize innovation.Unrestricted © Siemens AG 2017
  2. 2. Unrestricted © Siemens AG 2017 Page 2 Siemens PLM Software Agenda • Why LMS Amesim for hybrid and electric vehicles? • Modeling workflow for any type of hybrid and electric vehicle • 15 years of experience and proven results • Customer references • Going further
  3. 3. Unrestricted © Siemens AG 2017 Page 3 Siemens PLM Software Agenda • Why LMS Amesim for hybrid and electric vehicles? • Modeling workflow for any type of hybrid and electric vehicle • 15 years of experience and proven results • Customer references • Going further
  4. 4. Unrestricted © Siemens AG 2017 Page 4 Siemens PLM Software Today’s industry challenges for drivetrain electrification Until 2025, almost 60% of new cars in Europe and NAFTA will use an electrified powertrain (*) (*) Source: ATKearney, Mega trends in the automotive industry and its consequences for global players Emissions Safety, reliability Noise and vibrations Thermal comfort Performance Drivability Fuel efficiency Development of new technologies for electric components and their integration in the vehicle are key challenges for OEM and suppliers
  5. 5. Unrestricted © Siemens AG 2017 Page 5 Siemens PLM Software Simcenter™ Portfolio for Predictive Engineering Analytics LMS Imagine.Lab LMS Imagine.Lab Amesim Collaboration & workflow
  6. 6. Unrestricted © Siemens AG 2017 Page 6 Siemens PLM Software LMS Amesim supports the modeling of any type of HEV or EV Power split hybrid Electric powertrain Power electronics Series hybrid Electric storage and battery Parallel hybrid
  7. 7. Unrestricted © Siemens AG 2017 Page 7 Siemens PLM Software Engineering challenges tackled with LMS Imagine.Lab Amesim Authoring behavioral models Selecting the right architectures in early stage Electric machine pre sizing Model reduction for real- time simulation Cooling system design for electric devices Replacing physical tests with virtual evaluation Optimizing all plant subsystems and controls
  8. 8. Unrestricted © Siemens AG 2017 Page 8 Siemens PLM Software Agenda • Why LMS Amesim for hybrid and electric vehicles? • Modeling workflow for any type of hybrid and electric vehicle • 15 years of experience and proven results • Customer references • Going further
  9. 9. Unrestricted © Siemens AG 2017 Page 9 Siemens PLM Software Pre-sizing Sizing validation Cooling e-powertrain Control validation Vibration Application #1: electric powertrain predesign Define a vehicle requirement or evaluate an architecture concept Undersized powertrain Presizing motor tool Resized powertrain
  10. 10. Unrestricted © Siemens AG 2017 Page 10 Siemens PLM Software Pre-sizing Sizing validation Cooling e-powertrain Control validation Vibration Application #2: permanent magnet synchronous machine (PMSM) Validate a PMSM design early using performance and consumption criteria Get flux linkage and iron losses 3D FEM Finite Elements Detailed losses for 1D Predictive performance
  11. 11. Unrestricted © Siemens AG 2017 Page 11 Siemens PLM Software Pre-sizing Sizing validation Cooling e-powertrain Control validation Vibration Application #3: electric vehicle converter switches Detailed analysis of inverter thermal behavior Detailed inverter including conduction and switching losses Diode and transistor heat flow rate
  12. 12. Unrestricted © Siemens AG 2017 Page 12 Siemens PLM Software Pre-sizing Sizing validation Cooling e-powertrain Control validation Vibration Application #4: detailed electric vehicle cooling system Liquid cooled converter and electric machine Power flowchart Optimize the electric drivetrain thermal management Inverter and machine temperatures
  13. 13. Unrestricted © Siemens AG 2017 Page 13 Siemens PLM Software Pre-sizing Sizing validation Cooling e-powertrain Control validation Vibration Application #5: electric vehicle powertrain detail Brake strategy Field oriented vector controlEnergy losses on NEDC Early validation of electric machine control strategies and impact on powertrain efficiency Permanent magnet synchronous machine (PMSM)
  14. 14. Unrestricted © Siemens AG 2017 Page 14 Siemens PLM Software Pre-sizing Sizing validation Cooling e-powertrain Control validation Vibration Application #6: validate electric drive control with MIL/SIL Validate a PMSM drive control with MIL or a vehicle supervisor with HIL Permanent magnet synchronous machine (PMSM) Controller functional test with MIL Controller real-time validation with HIL Real-time compatibilities
  15. 15. Unrestricted © Siemens AG 2017 Page 15 Siemens PLM Software Pre-sizing Sizing validation Cooling e-powertrain Control validation Vibration Application #7: electric vehicle driving dynamics Estimate the impact of machine control on chassis and subsystems (power steering, braking) Chassis and subsystemsRoad profile 3D scene visualization
  16. 16. Unrestricted © Siemens AG 2017 Page 16 Siemens PLM Software Pre-sizing Sizing validation Cooling e-powertrain Control validation Vibration Application #8: evaluate torque ripple for vibration analysis Include slot effects and PWM disturbances on the torque ripple evaluation for vibration analysis FFT post-processingMachine with spatial dependency Inverter SVPWM strategies
  17. 17. Unrestricted © Siemens AG 2017 Page 17 Siemens PLM Software Agenda • Why LMS Amesim for hybrid and electric vehicles? • Modeling workflow for any type of hybrid and electric vehicle • 15 years of experience and proven results • Customer references • Going further
  18. 18. Unrestricted © Siemens AG 2017 Page 18 Siemens PLM Software J. K. Park – Cranfield University – UK – [ thesis ] Modeling and control of a light-duty hybrid electric truck
  19. 19. Unrestricted © Siemens AG 2017 Page 19 Siemens PLM Software Application: 14V board network – RENAULT – 2010
  20. 20. Unrestricted © Siemens AG 2017 Page 20 Siemens PLM Software Application: battery heating approaches – Continental – 2013
  21. 21. Unrestricted © Siemens AG 2017 Page 21 Siemens PLM Software IMPROVE – FP7 European research program Optimal thermal management support (Model Predictive Control) Model reduction (RSM networks) for thermal management controller including complex heath pump for powertrain and cabin (low end ECU target) (*) (*) IMPROVE FP7 research project 2013-2017: Research for EV higher vehicle energy efficiency and range, up to full scale demonstration (rolling EV Fiat DOBLO EV)
  22. 22. Unrestricted © Siemens AG 2017 Page 22 Siemens PLM Software S. K. Arshad-Ali – McMaster University – UK – [ master thesis ] Hybrid electric powertrains with electric turbocharger
  23. 23. Unrestricted © Siemens AG 2017 Page 23 Siemens PLM Software Agenda • Why LMS Amesim for hybrid and electric vehicles? • Modeling workflow for any type of hybrid and electric vehicle • 15 years of experience and proven results • Customer references • Going further
  24. 24. Unrestricted © Siemens AG 2017 Page 24 Siemens PLM Software Operating complex multi-domain analyses Renault Reaching high energy savings in hybrid vehicles using LMS Amesim “LMS Imagine.Lab Amesim enables us to get a deep insight on energy performance of hybrid architectures and helps us select optimal architectures that fit our requirements early in the design process.” Eric Chauvelier, Method and Simulation Manager • Facilitate communication and decision-making thanks to a common platform • Implement co-simulations to assess the energy synthesis of any hybrid configuration Internal combustion engine analysisBattery behavior simulation • Delivered high-quality product on- time and with reasonable costs • Created flexible development platform to support future projects • Shortened time-to-market
  25. 25. Unrestricted © Siemens AG 2017 Page 25 Siemens PLM Software Forward through model-based systems engineering Siemens eCar Powertrain Systems Designing advanced components for e-mobility with LMS Imagine.Lab • Streamlined design and customization process for all e- mobility devices • Fulfilled market demands based on standardization and scalability • Shorter development cycles and lower costs “The implementation of model-based systems engineering is driving our innovation platform, and enables us to combine architecture definition with simulation capabilities to validate technical choices early in the design cycle” Wolfgang Nebe, Director System Technology, eCar Powertrain Systems business unit • Predict the efficiency of required powertrain electric components • Re-use knowledge capitalized from past work and experience Full vehicle assessment for performance and efficiency optimization Component behavior analysis for pre-sizing
  26. 26. Unrestricted © Siemens AG 2017 Page 26 Siemens PLM Software Forward through model-based systems engineering Magna Steyr Engineering Accelerating hybrid vehicle development thanks to LMS Amesim • Reduced simulation interpretation effort • Boosted components sizing • Maximized design efficiency with minimum development cost “Enabling seamless cost reduction and time savings, LMS Amesim is now being used to address more projects.” Michael Martin, System Simulation Manager for Driving Performance and Fuel Efficiency • Analyze different hybrid vehicle architectures and operating strategies • Improve validation accuracy of simulation models Comparison of battery charge reactionsCustomizable hybrid system modeling
  27. 27. Unrestricted © Siemens AG 2017 Page 27 Siemens PLM Software Simulation foundation layout towards innovative engines IFP Energies nouvelles Developing cutting-edge design with LMS Imagine.Lab Amesim • Produced 100 percent model-based engine management system development • Used an actual engine for final validation of a physical prototype • Reduced the costs and timeframe of the design “By using a very effective system simulation platform like LMS Imagine.Lab Amesim software from Siemens PLM Software, you can drastically reduce costs and the timeframe of the design.” Philippe Pinchon, Director of Powertrain Engineering Technology Business Unit • Partnered with Siemens PLM Software to develop tools for powertrain simulation • Optimized energy management and increase internal combustion engine efficiency Architecture design of hybrid vehiclesEngine control modeling
  28. 28. Unrestricted © Siemens AG 2017 Page 28 Siemens PLM Software Agenda • Why LMS Amesim for hybrid and electric vehicles? • Modeling workflow for any type of hybrid and electric vehicle • 15 years of experience and proven results • Customer references • Going further
  29. 29. Unrestricted © Siemens AG 2017 Page 29 Siemens PLM Software LMS Amesim story 30-year experience in mechatronic system simulation 1996 Numerics Core & Modeling Methods 2004 System Simulation 1998 Fluid Specialist Fluid Simulation 2000 Component Simulation 2006 2010 Collaborative System Simulation PIDO, CAD, CFD & CAE interfaces 2016 Model Based Systems Engineering Plant model, Control, XiL-Real-time Multi-Physics Application oriented “Electrical Basics”, “Electro-Mechanical” and “Electric Motors and Drives” libraries
  30. 30. Unrestricted © Siemens AG 2017 Page 30 Siemens PLM Software HEVs and EVs templates in the LMS Amesim online documentation LMS Amesim 15 online documentation comes with ready-to-use templates & dedicated user guides to start with: • Parallel hybrid vehicles, series hybrid vehicles, • Electric vehicles,  Battery cooling… 100+ templates available for HEVs and EVs
  31. 31. Unrestricted © Siemens AG 2017 Page 31 Siemens PLM Software Electric machine initial design (SPEED) • Detailed analytical analysis with finite-element links Electric machine detailed design from SPEED linking to Star-CCM+ and Simcenter 3D • Electromagnetic 2D and 3D analysis • Thermal 3D analysis • Mechanical simple 2D stress analysis • Vibro-acoustic Check integration in vehicle model • Simulate the electric machine inside a full system including: • Battery • Vehicle dynamics • Air conditioning and cabin • LMS Amesim helps evaluate different cooling configurations and various thermal management strategies Simcenter™ portfolio for electric machine design: A true multi-physics problem AC system Battery Cooling system Vehicle Electric Powertrain Cabin Control Electromagnetic Analytical analysis Thermal/CFD System simulation
  32. 32. Unrestricted © Siemens AG 2017 Page 32 Siemens PLM Software LMS Engineering services experience in HEVs and EVs modeling HEVs/EVs type Customer HEVs OEM – hybrid driveline HEVs OEM – MIL / stop-start vibrations HEVs OEM – drivability HEVs OEM – drivability HEVs OEM – vehicle energy management EVs Supplier – electric network EVs Supplier – electric motor, cooling EVs Supplier – CVT EVs OEM – HIL and real-time EVs OEM – battery aging Benefit of LMS Engineering experience in reverse engineering, testing and modeling of HEVs and EVs Strategy analysis for electrification Machine control validation
  33. 33. Unrestricted © Siemens AG 2017 Page 33 Siemens PLM Software • Brand new climatic test cell • Innovative wheel hub regulated drive, tire uncertainty avoided • A driving robot handles car driving operations • All together supporting testing combined simulation projects Siemens VEM test center Our testing capabilities to support simulation
  34. 34. Franck Sellier LMS Amesim Electric Systems Stéphane Neyrat LMS Amesim Platform Siemens PLM Software Simulation & Test Solutions

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