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Turbulence Prediction and Warning System (TPAWS) Minimal Alert System Development Progress Report

Turbulence Prediction and Warning System (TPAWS) Minimal Alert System Development Progress Report. Dr. Jon Jonsson NASA Langley Captain Kennard R. Wells PPI Aviation Technologies Inc. Overview. Introduction Developmental Tools Preliminary Experimental Plans Conclusion. Overview.

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Turbulence Prediction and Warning System (TPAWS) Minimal Alert System Development Progress Report

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  1. Turbulence Prediction and Warning System (TPAWS)Minimal Alert System Development Progress Report Dr. Jon Jonsson NASA Langley Captain Kennard R. Wells PPI Aviation Technologies Inc.

  2. Overview • Introduction • Developmental Tools • Preliminary Experimental Plans • Conclusion

  3. Overview • Introduction • Developmental Tools • Preliminary Experimental Plans • Conclusion

  4. Overview • Introduction • Developmental Tools • Preliminary Experimental Plans • Conclusion

  5. Introduction • Purpose of Research • Planned Schedule • Research Personnel

  6. Introduction-Purpose • Develop TPAWS Alerting System Guidelines • Develop TPAWS Alerting System Cockpit and Cabin Procedures

  7. Introduction-Timeline

  8. Introduction-Personnel • Dr. Jon Jonson-Experiment Design • Mr. Cliff Eckert-Administration • Captain Ken Wells-Concept Design • Mr. William Miles-Display Design • Lt.Col. Walter Grady-Certification

  9. Overview • Introduction • Developmental Tools • Preliminary Experimental Plans • Conclusion

  10. Developmental Tools • Scenarios • Flight Simulator • Flight Simulator Experiment

  11. TPAWS Flight Scenarios • Total of Six • Used to identify Human Factor and Systems Limitations • Published in January 2002

  12. Developmental Tools-Simulator • Research Flight Deck • State-of-the art engineering simulator • Camber cloud simulating software • Full video and audio recording • No motion • Utilized for other weather research

  13. Developmental Tools-Simulator Experiment • Early June • Determine effectiveness of minimal alert system • Line pilots in dynamic scenarios

  14. Overview • Introduction • Developmental Tools • Preliminary Experimental Plans • Conclusion

  15. Preliminary Experimental Plans • Cruise Profile • Compare to current technology • TPAWS Turbulence Display • TPAWS Aural and Visual Alerts

  16. 30 33 27 0 GS432 TAS425 210 / 25 Situation 1 Initial N37W097 2302.7 Z 62.3 NM 315 • WX radar: OFF • TPAWS: OFF • Range: 80 • Aircraft on flight plan route • Track: 315M • 62.3 nm from next waypoint N37W097 ALBAS 40

  17. 30 33 27 0 ALBAS GS432 TAS425 210 / 25 Situation 2 N37W097 2302.7 Z 62.3 NM 315 • WX radar: ON • TPAWS: OFF • Range: 80 • Aircraft on flight plan route • Track: 315M • 62.3 nm from next waypoint • Radar paints WX cells N37W097 40 40 WXR

  18. 30 33 27 0 ALBAS GS432 TAS425 210 / 25 Situation 2 N37W097 2302.7 Z 62.3 NM 315 • WX radar: ON • TPAWS: OFF • Range: 80 • Aircraft on flight plan route • Track: 315M • 62.3 nm from next waypoint • Radar paints WX cells N37W097 40 40 WXR

  19. 30 33 27 0 GS432 TAS425 210 / 25 Situation 3 N37W097 2302.7 Z 62.3 NM 315 • WX radar: ON • TPAWS: ON • Range: 80 • Aircraft on flight plan route • Track: 315M • 62.3 nm from next waypoint • Radar paints WX cells at approx 20 nm range • TPAWS alert received • TPAWS turbu-lence area shown N37W097 ALBAS 40 40 TURB WXR

  20. 30 33 27 0 ALBAS GS432 TAS425 210 / 25 Situation 4 N37W097 2302.7 Z 62.3 NM 315 315 • WX radar: ON • TPAWS: ON • Range: 40 • Aircraft on flight plan route • Track: 315M • 62.3 nm from next waypoint • WX area shown at larger scale • TPAWS alert still active • TPAWS turbu-lence area shown at larger scale 20 TURB WXR

  21. 27 30 24 33 GS419 TAS425 210 / 25 Situation 5 N37W097 2302.7 Z 62.3 NM 285 • WX radar: ON • TPAWS: ON • Range: 40 • Aircraft turns off flight plan route • Track: 285M • 62.3 nm from next waypoint • Pilot can see path through light precip area that is free of turbulence • Pilot selects heading to avoid turbulence ALBAS 20 TURB WXR

  22. 27 30 24 33 GS419 TAS425 210 / 25 Situation 6 N37W097 2302.7 Z 52.3 NM 285 • WX radar: ON • TPAWS: ON • Range: 40 • Aircraft closes on wx area • Track: 285M • 52.3 nm from next waypoint • Pilot gets ready to turn to new heading to avoid turbulence ALBAS 20 TURB WXR

  23. GS436 TAS425 210 / 25 Situation 7 N37W097 2302.7 Z 47.3 NM 325 • WX radar: ON • TPAWS: ON • Range: 40 • Aircraft entering low precip area • Track: 325M • 47.3 nm from next waypoint • Pilot has turned to new heading that will avoid turbulence and intercept original flight plan track 33 30 36 ALBAS 20 TURB WXR

  24. Overview • Introduction • Developmental Tools • Preliminary Experimental Plans • Conclusion

  25. Conclusion • Developmental tools identified • Simulator experiment in development • Give us your input!

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