Extensive experience in building high fidelity efficient nonlinear simulations using best practices and modeling standards.
Major Highlights
- Multidisciplinary experience of all components in a nonlinear high-fidelity aircraft simulation
- Industry standard/best practices applied
- Modular, reconfigurable, generic simulation build up
- Continuous time, discrete time, and hybrid modeling
- Auto-code generation
- Batch simulation
- Trimming and linearization algorithms
- User friendly Graphical User Interfaces (GUI)
High-Fidelity Nonlinear Aircraft Simulation
Building a six-dof full nonlinear simulation with modeling of the following components:
Aerodynamic model
- Pre/Post processing of aerodynamic data from wind tunnel, CFD, and panel codes
- Static aeroelastic corrections modeling
- Hinge moment modeling
- Generic aerodynamic build-up
- Downwash estimation
- Ground effects estimation
Propulsion Model
- Integration of thrust forces from engine models/decks
- Dynamics thrust model
Wind and Turbulence Model
- Von Karman turbulence (MIL-F-8785C/MIL-HDBK-1797)
- Dryden turbulence (MIL-F-8785C/MIL-HDBK-1797)
- Discrete wind gusts
- Wind shear
Equations of Motion
- Round-rotating Earth equations of motion
- Flat Earth equations of motion
- Quaternians or Euler Angles
Ground Reaction Model
- Tire dynamics
- Landing gear dynamics
- Wheel slip dynamics
- Anti-lock brake system modeling
Sensors, Actuator and Data Bus Models
- Sensor with filters and time delays
- Actuation systems
- Data bus transmission characteristics
Flight Control Computer Model
- Control functions
- Voting algorithms
- Safety monitors
- Time delays and discrete time characteristics
Cable Control System Modeling
- Cable dynamics
- Cable friction
