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Application of DDS on modular Hardware-in-the-loop test benches at Audi

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Presented by Constantin Brueckner, Hardware-in-the-Loop Department, AUDI AG, London Connext Conference 2014.

Published in: Automotive
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Application of DDS on modular Hardware-in-the-loop test benches at Audi

  1. 1. 1 Performance-Optimierung durch Trennung von Testablauf und –auswertung, FKFS AutoTest 2014 Application of DDS on modular Hardware-in-the- loop test benches at Audi Constantin Brückner, AUDI AG
  2. 2. 2 Topics ► Rapidly increasing Requirements for Testing ► Overview Hardware-in-the-loop-Testing ► Next generation modular HIL test benches ► Goals ► Challenges ► Ideas ► Why DDS? ► Application at Audi: Theory meets practice Constantin Brückner, RTI DDS UserConference, Oct. 2014, London
  3. 3. 3 Topics ► Rapidly increasing Requirements for Testing ► Overview Hardware-in-the-loop-Testing ► Next generation modular HIL test benches ► Goals ► Challenges ► Ideas ► Why DDS? ► Application at Audi: Theory meets practice Constantin Brückner, RTI DDS UserConference, Oct. 2014, London
  4. 4. 4 Rapidly increasing Requirements for Testing Functions Complexity Quality A+ A B C D F E G Efficiency Integration and Test Constantin Brückner, RTI DDS UserConference, Oct. 2014, London Mechanics Electronics Software
  5. 5. 5 Changing Requirements for Testing Source: Ricky Hudi : “Trends und zukünftige Herausforderungen der E/E-Entwicklung” 18. Internationalen Fachkongress "Fortschritte in der Automobil-Elektronik" Constantin Brückner, RTI DDS UserConference, Oct. 2014, London 6 Example: Audi connect Challenges ► Integration of Smartphones with different platforms ► IT-Backend ► Integration of external partners ► Integration of Call-Centers ► Development of End2End services ► Establishing of new processes along the event chain Cars with Audi connect Content, ext. Partner Smartphone Customer- Front Ends Call Center Vorsprung durch Technik During the last century, cars were completely interconnected internally. In this century cars will be seamlessly interconnected with the Internet, the owner, the infrastructure and other vehicles.
  6. 6. 6 Topics ► Challenges of vehicle development ► Overview Hardware-in-the-loop-Testing ► Next generation modular HIL test benches ► Goals ► Challenges ► Ideas ► Why DDS? ► Application at Audi: Theory meets practice ► Conclusion Constantin Brückner, RTI DDS UserConference, Oct. 2014, London
  7. 7. 7 Overview Hardware-in-the-Loop Constantin Brückner, RTI DDS UserConference, Oct. 2014, London Simulation computer Model Simulation of Sensors Measuring of reactions System under Test
  8. 8. 8 Topics ► Challenges of vehicle development ► Overview Hardware-in-the-loop-Testing ► Next generation modular HIL test benches ► Goals ► Challenges ► Ideas ► Why DDS? ► Application at Audi: Theory meets practice Constantin Brückner, RTI DDS UserConference, Oct. 2014, London
  9. 9. 9 Overview and History Stage 2: ► Modular Simulink models Stage 1: Separation of ► Computation nodes and ► ECUs Stage 3: Bus-based test benches ► Multiple suppliers ► Abstraction for users 27.08.2012I/EE-33 Folie 7 generische System- Module generische HIL-Rechner Kombinierbare HIL-Komponenten baureihen- spezifische Bretter 19 Modellderivate an den modularen Prüfständen ► Eine Modellbasis, kompatible Teilmodelle ► Kaskadiertes Umschalten von Software-ECU auf Hardware-ECU ► Gestufte Inbetriebnahme, Test und Absicherung Dr. M. Miegler, I/EE-65 , 17.04.2012 Komponente System Fahrzeug Constantin Brückner, RTI DDS UserConference, Oct. 2014, London HIL- Interface VU-Modules HIL-Modules HIL-Bus HIL-Operation Vendor C Vendor A Data logger Vendor B Tablet Tester Tester ECU ECU ECU ECU Manager Experimental Software Testautomation Smartphone Test bench manager Control Station Vendor BSensors Traffic Simulation Driver Simulation Sensor Simulation Road Simulation Vendor A ECU Central Analysis Service Generic HIL modules Vehicle specific boards Generic system modules
  10. 10. 10 Goal Constantin Brückner, RTI DDS UserConference, Oct. 2014, London
  11. 11. 11 Complex and interconnected vehicle architecture Complex and interconnected test bench architecture Modularization and bus based test benches Constantin Brückner, RTI DDS UserConference, Oct. 2014, London Audi started the project: modular HIL next generation
  12. 12. 12 Basic ideas of the mHIL NG project ► Best-in-Class approach ► Modular and scalable platform ► Standardized bus system and middleware ► Logical abstraction of test stand Constantin Brückner, RTI DDS UserConference, Oct. 2014, London + HIL-Bus Modulspezifische Funktionalität PSM Modulspezifische Funktionalität PSM Modulspezifische Funktionalität PSM Modulspezifische Funktionalität PSM Modulspezifische Funktionalität PSM
  13. 13. 13 Main challenges of modularization Diversity Complexity Constantin Brückner, RTI DDS UserConference, Oct. 2014, London Scalability Abstraction and flexibility +User Interaction
  14. 14. 14 Logical architecture Constantin Brückner, RTI DDS UserConference, Oct. 2014, London HIL- Interface VU-Modules HIL-Modules HIL-Bus HIL-Operation Vendor C Vendor A Data logger Vendor B Tablet Tester Tester ECU ECU ECU ECU Manager Experimental Software Testautomation Smartphone Test bench manager Control Station Vendor BSensors Traffic Simulation Driver Simulation Sensor Simulation Road Simulation Vendor A ECU Central Analysis Service
  15. 15. 15 Physical architecture Constantin Brückner, RTI DDS UserConference, Oct. 2014, London
  16. 16. 16 Test Bench Manager (PSM) Constantin Brückner, RTI DDS UserConference, Oct. 2014, London HIL-Bus Module Application PSM DDS Glue-Code
  17. 17. 17 Topics ► Challenges of vehicle development ► Overview Hardware-in-the-loop-Testing ► Next generation modular HIL test benches ► Goals ► Challenges ► Ideas ► Why DDS? ► Application at Audi: Theory meets practice Constantin Brückner, RTI DDS UserConference, Oct. 2014, London
  18. 18. 18 Why Audi has chosen RTI DDS? ► Key requirements for Audi HIL-Bus middleware technology ► Open standard ► Real-time capable ► Scalable ► Field proven to be reliable ► Why RTI DDS? ► Based on OMG DDS standard ► Real-time capable and data-centric ► Compatible with standard Ethernet hardware and protocols ► Highly decoupled modular development capabilities ► Plug and play capable ► Established in aerospace and military ► Open license model Constantin Brückner, RTI DDS UserConference, Oct. 2014, London
  19. 19. 19 Topics ► Challenges of vehicle development ► Overview Hardware-in-the-loop-Testing ► Next generation modular HIL test benches ► Goals ► Challenges ► Ideas ► Why DDS? ► Application at Audi: Theory meets practice Constantin Brückner, RTI DDS UserConference, Oct. 2014, London
  20. 20. 20 Application at Audi: Theory meets practice Demonstrator Constantin Brückner, RTI DDS UserConference, Oct. 2014, London TopView-Simulation HIL-Bus Sim.-Framework C2X-Simulation Test Automation Experimental Software HIL-Bus (Ethernet) HIL-Bus Sim.-Framework Web-Server HIL-Bus Sim.-Framework Environment Simulation Control HIL-Bus Sim.-Framework HIL-Bus Sim.-Framework Traffic Simulation HIL-Bus Sim.-Framework Vehicle Simulation HIL-Bus Sim.-Framework HIL-Bus Sim.-Framework
  21. 21. 21 Integration of DDS-Interface Constantin Brückner, RTI DDS UserConference, Oct. 2014, London
  22. 22. 22 Thank you for your attention. Constantin Brückner, RTI DDS UserConference, Oct. 2014, London

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