The evolution, challenges, and future of air
traffic flow management
Yanjun Wang and Hua XieNational Key Laboratory of Air Traffic Flow Management
Nanjing University of Aeronautics and AstronauticsEmail: [email protected]
ATFM Workshop Asia Pacific 2014
Demand-Capacity Balancing
ATFM:
Safe, orderly and expeditious flow of air traffic by ensuring
that ATC capacity is utilized to the maximum extent possible
4
Solution Before
5
Traffic Increased dramatically. GDP,
Ground Stop, MIT, CDM
1990s
2000s
Traffic congestion occurred at airport and
terminal airspace, then propagated into en route
1970s
1980s
System Update
2025-2030
System R&D
Increasing needs
Next Generation of ATM: 4DT
management
1960s
Primary Characteristics of Complex Systems ATM
System
1 Structural Complexity ✔
2 Behavioural Complexity ✔
3 Nested Complexity ✔
4 Evaluative Complexity ✔
8
The characteristics of ATM system
ATM as a complex system
9
Nonlinear interaction in a sector
Traffic complexity Sector configuration
ControllerPilots
The network of Chinese ATM system
The ATFM problem becomes more and more complicated……
how to solve it ? ? ?
we need to consider…….
10
Key components of ATFM system
11
ATFM System
Organization
Structure
Operation
Procedures
Capability of each
subsystem
DATA
Provide Suggestion and Solutions
Collecting data
Data storage
Data management
Data mining
data analysis
Data visualization
Data application
Fundamental theories
Systems theory Information theory Cybernetics
Key components of ATFM system
12
ATFM System
Organization
Structure
Operation
Procedures
Capability of each
subsystem
DATA
Information exchange mechanisms Provide Suggestion and Solutions
Collecting data
Data storage
Data management
Data mining
data analysis
Data visualization
Data application
Fundamental theories
Systems theory Information theory Cybernetics
Key components of ATFM system
14
ATFM System
Organization
Structure
Operation
Procedures
Capability of each
subsystem
DATA
Information exchange mechanisms Provide Suggestion and Solutions
Collecting data
Data storage
Data management
Data mining
data analysis
Data visualization
Data application
Fundamental theories
Systems theory Information theory Cybernetics
Key components of ATFM system
15
ATFM System
Organization
Structure
Operation
Procedures
Capability of each
subsystem
DATA
Information exchange mechanisms Provide Suggestion and Solutions
Collecting data
Data storage
Data management
Data mining
data analysis
Data visualization
Data application
Fundamental theories
Systems theory Information theory Cybernetics
The structure of ATFM System in US
17
ATCSCC
ARTCC
ARTCC
ARTCC
ARTCC
TRACON/ATCCT
TRACON/ATCCT
TRACON/ATCCT
TRACON/ATCCT
TRACON/ATCCT
TRACON/ATCCT
…
…
China ATFM organization
The National ATFM Center
Military ATC
Center
Operational Center
of CAAC
Air Force Regional
Control Center
Navy ATC Control
Center
Operational Center
of Regional ATMB
Area Control Center
Sub-division ATC
center of Military
...
National Management
Regional Execution
Terminal Service
The First Level
The Second Level
The Third Level
The Fourth Level …... Civil-Military
Terminal Control
Center
/ Airline Operation
Center, Tower...
/ Airline Operation
Center, Tower...
The Structure of ATFM System in China
18
Operation mechanisms
The Operation procedures of ATFM System in China
Strategic ATFM Pre-tactical ATFM Tactical ATFM
19
Key components of ATFM system
20
ATFM System
Organization
Structure
Operation
Procedures
Capability of each
subsystem
DATA
Information exchange mechanisms Provide Suggestion and Solutions
Collecting data
Data storage
Data management
Data mining
data analysis
Data visualization
Data application
Fundamental theories
Systems theory Information theory Cybernetics
Year
National
ACC
Service
Ability
Year
National
TWR
Service
Ability
Year
National
APP
Service
Ability
21
Operation procedures
Demand Prediction
Scheduling
Airport Surface
Arrival
Departure
En-route
Operation procedures
Operation procedures
Demand Prediction
Scheduling
Airport Surface
Arrival
Departure
En-route
Advanced Flight Schedule Manager22
Operation procedures
23
Operation procedures
Demand Prediction
Scheduling
Airport Surface
Arrival
Departure
En-route
Operation procedures
24
Operation procedures
Demand Prediction
Scheduling
Airport Surface
Arrival
Departure
En-route
Operation procedure
25
Operation procedures
Demand Prediction
Scheduling
Airport Surface
Arrival
Departure
En-route
Operation procedures
Key components of ATFM system
26
ATFM System
Organization
Structure
Operation
Procedures
Capability of each
subsystem
DATA
Information exchange mechanisms Provide Suggestion and Solutions
Collecting data
Data storage
Data management
Data mining
data analysis
Data visualization
Data application
Fundamental theories
Systems theory Information theory Cybernetics
Key components of ATFM system
28
ATFM System
Organization
Structure
Operation
Procedures
Capability of each
subsystem
DATA
Information exchange mechanisms Provide Suggestion and Solutions
Collecting data
Data storage
Data management
Data mining
data analysis
Data visualization
Data application
Fundamental theories
Systems theory Information theory Cybernetics
Post-operation evaluation
Indicator Scheme
• Airspace Indicator
• Traffic Indicator
• Airport Indicator
• Airlines Indicator ….
Management Efficiency and Effectiveness
• Organization Structure
• Operation Mechanisms
• Human Performance
Performance evaluation
29
Systematic View
Congested airport cluster Delay propagation
30
Figure curtesy of Fleurquin, P., Ramasco, J.J. & Eguiluz, V.M. Systemic delaypropagation in the US airport network. Sci. Rep. 3, 1159; DOI:10.1038/srep01159 (2013).
Perc
en
tage
Distributions of flying times (ZBAA to ZGSZ)
Flying time (in minute)
Distributions of flying times (ZBAA to ZSSS)
~6 min
Flying time (in minute)
Perc
en
tage
The same airline!
Operational data used: 04/2012 – 10/2012
Airline behavior study based on data analysis
31
Performance evaluation