(Including but not limited to the following topics)
Topic 1: Rail Transit
Train operation control
High-speed railway technology
Urban rail transit
Track structure design
Switch system
Catenary - pantograph system
Train braking technology
Signal and communication system
Transport organization optimization
Station yard design
Track maintenance and repair
Maglev transportation
Heavy-haul railway
Subway environmental control system
Railway noise control
Topic 2: Vehicle Dynamics
Wheel-rail contact mechanics
Suspension system design
Vehicle system dynamics modeling
Vibration transmission analysis
Curve passing performance
Passenger comfort evaluation
Vehicle-track coupling dynamics
Active and semi-active suspension
Vehicle vertical dynamics
Lateral stability control
Braking dynamics
Fatigue load spectrum analysis
Rolling contact fatigue
Wheel wear prediction
Topic 3: Structural Optimization
Body lightweight design
Structural topology optimization
Size optimization and shape optimization
Multi-objective structural optimization
Anti-fatigue structural design
Collision energy management
Structural stiffness matching
Composite material vehicle body structure
Welding joint optimization
Section optimization of profiles
Constraint optimization algorithm
Response surface optimization method
Reliability optimization design
Structural mode matching
Optimization sensitivity analysis