Implementing Global Air Traffic Management (ATM)

Transcription

1 Implementing Global Air Traffic Management (ATM) MITRE Presented by Dr. Chen-Chung Hsin Air Traffic Control Association International Technical Program and Exhibits 8 June 2000 Vancouver, Canada

2 Content of Presentation Introduction Functional elements of air traffic management (ATM) Airborne ATM Ground ATM ICAO CNS/ATM concept Relationships/dependencies with the communication, navigation and surveillance systems Impact of advanced ATM on aviation system performance Global ATM implementation status and lessons learned Summary

3 Introduction The objective of modern day air transportation is to provide safe, efficient and profitable operation while satisfying user preference/convenience to the maximum extent possible Technology advancements have contributed significantly to increasing the capabilities of ATM, but continued effort to improve the overall system performance is necessary Successful implementation depends on: Understanding the functional elements and their interrelationships Understanding the impact of technology advancements on system performance Taking lessons learned seriously

4 Functional Elements of Airborne ATM Flight management system (FMS) Guidance and control Acceleration and velocity control Navigation Position determination Traffic awareness and separation Relative position determination

5 Functional Elements of the Airborne ATM Satellite Navigation Input Ground-to-Air (ATC Messages, Weather) FMS A i r c r a f t A Guidance and Control Navigation Air-to-Ground (ID, Position/ Velocity, Intent, Weather) Radio Navigation Input Traffic Separation Air-to-Air (ID, Ground-to-Ground Position/Velocity, Intent) A i r c r a f t B NOTE: = I/O Processing, Computer Human Interface, and Cockpit Display

6 Functional Elements of Ground ATM Information processing RDP, FDP, ADS processing, WFIS processing, CPDLC ATC (separation assurance) Conformance monitoring, hazard monitoring, conflict detection & resolution ATFM (capacity management) Strategic flow planning, tactical flow control ASM (airspace management) Airspace organization, national route system CHI (computer human interface) WFIS/situation/flight data displays, controller decision logic

7 Functional Elements of the Ground ATM Weather FIS Surveillance Air-to-Ground Information Processing WFIS Processing RDP FDP A T M C e n t e r A Air Traffic Control Conformance Monitor Hazard Monitor Conflict Detection and Resolution Airspace Management Computer Human Interface Situation Display Flight Data Display Ground-to-Air ADS Processing Route Airspace WFIS Display CPDLC Air Traffic Flow Management Strategic Tactical Controller Decision Logic Ground-to-Ground A T M C e n t e r B

8 ICAO ATM Definition ATM ATM Air Air Traffic Traffic Management Management TFM Traffic Flow Management (Capacity Management) ATC Air Traffic Control (Separation Assurance) ASM Airspace Management Tower/ Surface Domains Terminal En Route Automation Communication Navigation Surveillance Weather Oceanic Avionics TCAS (Airborne Collision Avoidance) ATN (Aeronautical Telecommunications Network) Air/Ground Radio Operations and Maintenance Airspace Design Procedures System Performance Maintenance Monitoring Strategic Planning Operations Operations and and Maintenance Maintenance (Concluded) (Concluded) System Architecture System Architecture System Engineering System Engineering Operational Concepts Operational Concepts Requirements Analysis Requirements Analysis Prototyping Prototyping Modeling and Simulation Modeling and Simulation Technology Assessment Technology Assessment

9 Relationships/Dependencies with Communication, Navigation and Surveillance Systems Successful ATM implementation requires a modern communication, navigation and surveillance infrastructure Dependencies ATM Functional Elements Communication (Sat Comm, Data, Link, ATN, etc) Navigation (GNSS, SBAS/GBAS, etc) Surveillance (ADS, Radar, etc) FMS X X Airborne Guidance/Control X Navigation X X Traffic Separation X X X Information Processing X X ATC X X Ground ATFM X X ASM X CHI X X

10 Impact of Advanced ATM on Aviation System Performance Safety Airborne ATM Advancements Capacity Cost/ Profitability Ground ATM Advancements Delay System Performance User Preference Procedure & Airspace Improvements Predictability Accessibility Flexibility

11 URET Significant Benefits: Evolution to User-Preferred Routing with Safety Assurance

12 Functional Elements of the Airborne ATM Satellite Navigation Input Ground-to-Air (ATC Messages, Weather) RNAV FMS CDM A i r c r a f t A Guidance and Control Navigation Flight Profile Air-to-Ground (ID, Position/ Velocity, Intent, Weather) Radio Navigation Input Traffic Separation GNSS ADS-B A i r c r a f t B Air-to-Air (ID, Ground-to-Ground Position/Velocity, Intent) TCAS CDTI NOTE: = I/O Processing, Computer Human Interface, and Cockpit Display

13 Airborne ATM Implementation Functional Elements FMS Guidance & Control Navigation Traffic Separation Recent Technology Advancements RNAV, Autoland, Data Link integration, CDM* Flight profile algorithms GNSS with RAIM, Augmented GNSS* ACAS/TCAS, ADS- B*, CDTI* Note: *being implemented Lessons Learned Current ATC rules prevent full utilization of FMS & RNAV Data link implementation must be evolutionary How soon/how far automation could be pushed Overly optimistic on GNSS susceptibility (precision approach) TCAS proven to be the premier airborne safety assurance capability ADS-B s safety benefit to GA evident Future Directions ATC instruction integration FMS/RNAV procedure enhanced More automationdriven procedures Integrated navigation capability ADS-B, CDTI Conflict resolution & applications

14 Functional Elements of the Ground ATM MSAW CA CRDA URET Weather FIS Surveillance Air-to-Ground Information Processing WFIS Processing RDP FDP ADS Processing A T M C e n t e r A Conformance Monitor Hazard Monitor Air Traffic Control Conflict Detection and Resolution Airspace Management Route Airspace Computer Human Interface Situation Display Flight Data Display WFIS Display Ground-to-Air Electronic Display CPDLC Air Traffic Flow Management Strategic Tactical Controller Decision Logic NRS ETMS Ground-to-Ground A T M C e n t e r B pfast CTAS CDM CRCT

15 Ground ATM Implementation Functional Elements Information Processing ATC ATFM ASM CHI Recent Technology Advancements ADS* & ADS-B*, CPDLC* Conflict Alert, MSAW, URET*, CRDA* ETMS, pfast*, CTAS*, CRCT*, CDM*, Spring 2000 NRS, Dynamic Resectoring Electronic FD display, Integrated display* Note: * being implemented Lessons Learned Easy to implement ADS for flight monitoring; difficult for ATC separation User participation/ consensus Implementation is site dependent Build a little, use a little Procedure enhancement critical to success Most difficult and complicated, but offers great potential for safety/capacity Technology difficulty & user Future Directions Data fusion Improvedprocedures URETexpansion Conflict resolution& decisionsupport Full implementation ofscheduling

16 Summary Continued advancements in ATM (airborne and ground) are necessary to meet the overall objectives of air transportation while accommodating the traffic growth Future directions of improvements include Maturity in CDM Expanded decision support in ATC, ATFM and ASM Airborne CDTI capability Success can only be realized by integrating technology solutions with the following: Improved procedures User participation/consensus Evolutionary development approach Continued, focused research efforts