1、Air Ground Cooperation,Summary,27 June 2003,ATM 2003 Budapest, 23-27 June 2003,2,Rapporteur: W. Post,AGC Sessions: Tuesday Session 1: 2 papers Chair: A. Haraldsdottir Wednesday session 2: 3 papers S. Green session 3: 2 papers A. Haraldsdottir Thursday Session 4: 3 papers F. Casaux Session 5: 2 paper
2、s “ Session 6: 2 papers “,27 June 2003,ATM 2003 Budapest, 23-27 June 2003,3,Scope overview,Subjects (paper nrs): Conceptual papers (106, 112, 115, 36) Co-operative (arrival) spacing (56, 77, 97, 99, 102) Conflict Management (14, 17, 40) Aircraft Intent (55) Delay cause and propagation (91)Also relev
3、ant: (9),27 June 2003,ATM 2003 Budapest, 23-27 June 2003,4,Conceptual papers (106, 112, 115),Overall ATM Layered ATM system (Villiers, now 35 years ago!) Scope of layers needs to be optimised task, time and geographical scope Planning vs. flexible and adaptive control Main theme: 4D (Flow and comple
4、xity) and 3D (separation) How to make both modes interoperable Supersector: More ATCos in sectors Conceptual; no results,27 June 2003,ATM 2003 Budapest, 23-27 June 2003,5,Conceptual papers (36),Working in the Ops Room creative approach to redesigning the working environment of the ATCO, borrowing fr
5、om other disciplines like music and theatre. so far mainly applied to Ops room aspects. challenge is to apply it also to the process of ATM service delivery.,27 June 2003,ATM 2003 Budapest, 23-27 June 2003,6,Co-operative arrival spacing (56,97,99),final approach application 56 using speed guidance f
6、or pilot time based, ADS-B technology Arrival Operations ground based (trying to improve DAG-TM CE6) 97 4D Trajectory based; advanced tools suggested to complement with ADS-B based relative approach Comparing free manoeuvring, mixed equipage (CE5) and trajectory negotiation (CE6) with baseline 99 bo
7、th better than baseline; conditions tested did not reveal differences between CE5 & CE6,27 June 2003,ATM 2003 Budapest, 23-27 June 2003,7,Co-operative spacing (77,102),Control laws oriented Time based or distance based separation Anticipating ADS-B data of leading aircraft Still need to cover train
8、of aircraft,27 June 2003,ATM 2003 Budapest, 23-27 June 2003,8,Conflict Management (14, 17, 40),Free manoeuvring, mixed equipage (CE5) designing a safe concept Recovery after loss of separation 14 Collision avoidance rather than conflict management? Constrained scenario need for priority rules 40 mee
9、ting RTA while separating under constraints 17Pilot should not fall back on ATCO if things get bad Can results contribute to collision risk analysis? Benefits need be made clearer,27 June 2003,ATM 2003 Budapest, 23-27 June 2003,9,Aircraft Intent (55),How much, for whom and when Measured by looking a
10、t benefit to separation assurance process (CD&R) Ground based responsibility Air based responsibility 10 minutes aircraft intent felt most useful Intent has positive effect on flight efficiency,27 June 2003,ATM 2003 Budapest, 23-27 June 2003,10,Delay cause & propagation (91),En-route delay Historic
11、flight data. Propagation back from airports. Some 30% of delays not attributable to airport problems.,27 June 2003,ATM 2003 Budapest, 23-27 June 2003,11,Conclusion,Trying to find the best of 3D and 4D Neither one solves the whole future ATM problem. R&D streams are getting closer together. Challenges of interoperation. Waiting for the right step forward.Read the papers,
