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Testing GPS Controlled Spreading and Data Collection

Testing GPS Controlled Spreading and Data Collection. Tivoli Hotel, 10.th February 2011. Bo Sommer, Danish Road Directorate. County of Frederiksborg. The very first data was received in October 1998. Success in 1998: We Saw a Dot !. 21. januar 2000. A New Spreader With GPS Control. Before.

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Testing GPS Controlled Spreading and Data Collection

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  1. Testing GPS Controlled Spreading and Data Collection Tivoli Hotel, 10.th February 2011 Bo Sommer, Danish Road Directorate

  2. County of Frederiksborg The very first data was received in October 1998

  3. Success in 1998: We Saw a Dot ! 21. januar 2000

  4. A New Spreader With GPS Control Before After

  5. How Well Does It Actually Work ? • We don’t know how well GPS Controlled Spreading actually works • We have seen a lot of fine data but also some problems with data collection during the last 10 years • > Its time for testing !

  6. When We Do the Indoor Test… We do end up with two hours outside 15. September 2010

  7. Identifying a Nice Piece of Asphalt Nice Hotel Research Centre Byghom 700 Meter Asphalt – no Traffic

  8. My First Idea at a Closed Area…

  9. VTI: GPS Controlled Spreading

  10. Project Plan • Autumn 2009: Presentation of the test idea to the companies • Spring 2010: Detailed planning of the test procedure • May 2010: Test day: “Testing the test method” • June 2010: Test plan presented to the participating companies • The test week: 13.th – 17.th September 2010 • November 2010: Report ready for the companies for comments • January 2011: Final report published

  11. Starting at a Whiteboard

  12. Test Route N X1 Length: 640 meter between the roundabout inner circles 100 200 500 600 300 400 I H E F G E C D B O1 A O2 First part, A-F: X1-A: Transport, start point at e.g. X1 A-E: Spreading at 6 meter B-C: Bus stop at 2,5 meter, R C-D: Bus stop 2,5 meter, L E-F: Transport X2

  13. Test Route N X1 I H E F G E C D B O1 A O2 Close to two times around in O2: F-G: Spreading at 4 meter G-H: Transport H-I: Spreading at 4 meter X2

  14. Test Route N From O2 and back: H-I: Spreading at 4 meter I-E: Spreading at 8 meter E-O1-I: Transport I-F: Spreading at 4 meter X1 I H E F G E C D B O1 A O2 X2

  15. Test Route N X1 Length: 640 meter between the roundabout inner circles 100 200 500 600 300 400 I H E F G E C D B O1 A O2 F-G: Spreading at 4 meter G-H: Transport H-I: Spreading at 4 meter I-E: Spreading at 8 meter E-O1-I: Transport I-F: Spreading at 4 meter Test route at recording: X1-A: Transport, start point at e.g. X1 A-E: Spreading at 6 meter B-C: Bus stop at 2,5 meter, R C-D: Bus stop 2,5 meter, L E-F: Transport X2

  16. Where Should We Put the Camera? • Selected camera: • HD Hero from GoPro Maj 2010

  17. The Best Position 15. September 2010

  18. Reference Point Markings E Driving direction -20m -15m -10m -2m 2m 10m 15m 20m

  19. View From the Top of the Spreader +2 m Reference point A +4 m +6 m

  20. Test Week • 13.th – 17.th of September 2010: • Monday: Nido • Tuesday: Falköping • Wednesday: Küpper Weisser (NVF demo day) • Friday: Epoke • The order was randomly chosen

  21. Preparation 15. September 2010

  22. Recording a Route 14. September 2010

  23. Replaying Twice • First run at 30 km/h • Second run at 50 km/h with an optional detour

  24. Video Evaluation Right After 15. September 2010

  25. Evaluation of Accuracy E Driving direction -20m -15m -10m -2m 2m 10m 15m 20m

  26. GPS Controlled Spreading

  27. Vinterman Data Collection

  28. Vinterman Data Collection

  29. GPS Accuracy and Synchronisation Tuesday: Falköping Friday: Epoke

  30. Problems in Datafields Monday: Nido Spreading length is updated incorrect

  31. The Report is Available Now http://www.vejsektoren.dk/wimpdoc.asp?page=document&objno=647657

  32. Thank You… Bo Sommer - bs1@vd.dk

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