1. Simulation-based design of aircraft maintenance policies
A Simulation Model for Military Aircraft Maintenance in an Uncertain Operational Environment
Keywords:
discrete-event simulation
modeling of uncertainty, risk analysis
system reliability and availability
maintenance design and optimization

2. Aircraft availability
Reliability of equipment
Deterioration
Preventive measures
Maintenance
resources
operating policies
environment
Damages
encounters with hostiles
opponent’s performance
mission success
Use of aircraft
modes of flying
sortie generation rules
S ystems
Analysis Laboratory
Helsinki University of Technology 2

3. Earlier research Aircraft maintenance and availability
Few studies consider uncertain environment (crisis situations)
Sensitive nature of initial data
Scheduling and inventory problems
Simulation, optimization
Maintenance optimization models
Specific problems
Various modeling approaches

4. Results A simulation model of three air bases
Describes operations under state of emergency
Based on actual data and expert opinion of FAF
Validation through series of revisions
Being used by FAF
Results of example crisis scenario
Aircraft availability and sortie generation capability under varying operating strategies

5. Reporting Emphasis Publications Modeling with scarce data
Aspects of validation under substantial uncertainty
A model of an actual system being actually used
Publications
European Journal of Operational Research
IEEE Transactions on Systems, Man and Cybernetics