All Stories

  1. Wake Disturbance-Based Separation Evaluation for Urban Air Mobility Aircraft

    Article • July 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  2. Computationally Efficient Frequency Domain Method for Dynamic Control Derivative Estimation With Application to Transonic Truss-Braced Wing

    Article • July 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  3. Transonic Buffet Simulation of Mach 0.8 Transonic Truss-Braced Wing Aeroelastic Model

    Article • July 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  4. Multi-Objective Optimal Control of High Aspect Ratio Wing Wind Tunnel Model

    Article • January 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  5. Aeroelastic Simulation of Transonic Truss-Braced Wing Aircraft for Flight Dynamic Stability Analysis

    Article • January 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  6. Aeroelastic Simulation of Wind Tunnel Scale Aspect Ratio 13.5 Common Research Model with Trailing Edge Mini-Flaps

    Article • January 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  7. Nonlinear Distributed Hamiltonian Control of Very Flexible Aircraft with Adaptive Gust Rejection

    Article • January 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  8. Nonlinear Dynamic Control Derivative Analysis for Aircraft Application to Transonic Truss-Braced Wing

    Article • January 2024, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  9. Steady and Unsteady Simulations of Transonic Truss-Braced Wing Aircraft for Flight Dynamic Stability Analysis

    Article • June 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  10. Aeroelastic Trim Drag Optimization of Mach 0.8 Transonic Truss-Braced Wing Aircraft with Variable Camber Continuous Trailing Edge Flap

    Article • June 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  11. CFD-Based Frequency Domain Method for Dynamic Stability Derivative Estimation with Application to Transonic Truss-Braced Wing

    Article • June 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  12. Aeroservoelastic Flight Dynamic Modeling of UAM Conceptual Vehicles

    Article • June 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  13. Integrated Vehicle-Propulsion-Control Design Architecture for Distributed Electric Propulsion-Enabled Aircraft

    Article • June 2022, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Sricharan Ayyalasomayajula, Dr Nhan Nguyen, Racheal Erhard

  14. Transonic Correction to Theodorsen's Theory for Oscillating Airfoil in Pitch and Plunge Toward Flutter

    Article • January 2021, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  15. Hamiltonian Adaptive and Optimal Control of Lagrangian Infinite-Dimensional Systems with Gust Load Alleviation Application

    Article • January 2021, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  16. A Physics-Based Spatial Wake Interactional Model of Fixed-Wing Aircraft and Rotorcraft for Urban Air Mobility

    Article • January 2021, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  17. Multi-point Jig Twist Optimization of Mach 0.745 Transonic Truss-Braced Wing Aircraft and High-Fidelity CFD Validation

    Article • January 2021, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Jason Fugate

  18. Aerodynamic Optimization of Mach 0.745 Transonic Truss-BracedWing Aircraft with Variable-Camber Continuous Trailing-Edge Flap

    Article • January 2021, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  19. Real-Time Drag Optimization of Aspect Ratio 13.5 Common Research Model with Distributed Flap System

    Article • January 2021, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  20. Aerodynamic analysis of a Flapping Transitional Configuration

    Article • June 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Luciano Demasi, Dr Nhan Nguyen

  21. Extending A Correction Method for Unsteady Transonic Aerodynamics to Variable Camber Continuous Trailing Edge Flap

    Article • June 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Dr Upender K Kaul

  22. Real-Time Adaptive Drag Minimization Wind Tunnel Investigation of a Flexible Wing with Variable Camber Continuous Trailing Edge Flap System

    Article • June 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  23. Aero-Structural Modeling of the Truss-Braced Wing Aircraft Using Potential Method with Correction Methods for Transonic Viscous Flow and Wing-Strut Interference Aerodynamics

    Article • June 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Jason Fugate, Dr Nhan Nguyen

  24. Computation of Flow Induced by Gust Generator in a Wind-Tunnel

    Article • June 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  25. Investigation of Truss-Braced Wing Aircraft Transonic Wing-Strut Interference Effects Using FUN3D

    Article • June 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Jason Fugate, Dr Nhan Nguyen

  26. RANS simulations of a pitching and plunging VCCTEF airfoil toward a transonic flutter model

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Upender K Kaul, Dr Nhan Nguyen

  27. Optimal Control Design with Adaptive Nominal Loop

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  28. Investigation of Anti-Phase Asymmetric Quiet Rotor Technology

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  29. Multi-objective Optimal Control of the 6-DoF Aeroservoelastic Common Research Model with Aspect Ratio 13.5 Wing

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  30. Flutter Analysis of the Transonic Truss-Braced Wing Aircraft Using Transonic Correction

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Dr Upender K Kaul, Jason Fugate

  31. Time-Varying Weights in Multi-Objective Optimal Control for Flexible Wing Aircraft

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  32. Optimization of Variable-Camber Continuous Trailing-Edge Flap Configuration for Drag Reduction

    Article • Journal of Aircraft, November 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Gustavo Eidji C Fujiwara, Dr Nhan Nguyen

  33. Distributed Propulsion Aircraft with Aeroelastic Wing Shaping Control for Improved Aerodynamic Efficiency

    Article • Journal of Aircraft, May 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  34. Development of an Integrated Nonlinear Aeroservoelastic Flight Dynamic Model of the NASA Generic Transport Model

    Article • January 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  35. Large Deflection Aeroelasticity and Aeroelastic Lifting Line Theory for Examination of Aerodynamic Effects and Nonlinear Limit Cycle Oscillations

    Article • January 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  36. Output Feedback Adaptive Control of Non-Minimum Phase Systems Using Optimal Control Modification

    Article • January 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Ehsan Arabi

  37. Multi-Objective Adaptive Control for Load Alleviation and Drag Minimization of Flexible Aircraft

    Article • January 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  38. Stability limit of human-in-the-loop model reference adaptive control architectures

    Article • International Journal of Control, July 2017, Taylor & Francis

    Professor Yildiray Yildiz, Dr Nhan Nguyen

  39. Transonic and Viscous Potential Flow Method Applied to Flexible Wing Transport Aircraft

    Article • June 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Gustavo Eidji C Fujiwara

  40. Aero-Structural Optimization of Variable Camber Continuous Trailing Edge Flap Configurations Using Transonic and Viscous Potential Flow Method

    Article • June 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  41. Nonlinear Large Deflection Theory with Modified Aeroelastic Lifting Line Aerodynamics for a High Aspect Ratio Flexible Wing

    Article • June 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  42. Aeroestructural Design Optimization of a Subsonic Wing with Continuous Morphing Trailing Edge

    Article • June 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Gustavo Eidji C Fujiwara, Dr Nhan Nguyen

  43. A set-theoretic model reference adaptive control architecture for disturbance rejection and uncertainty suppression with strict performance guarantees

    Article • International Journal of Control, April 2017, Taylor & Francis

    Dr Nhan Nguyen, Ehsan Arabi

  44. Adaptive Disturbance Torque Estimation for Orbiting Spacecraft Using Recursive Least-Squares Methods

    Article • Journal of Aerospace Computing Information and Communication, February 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Sean Swei

  45. LPV Model Development for a Flexible Wing Aircraft

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Sean Swei, Dr Nhan Nguyen, Professor Guoming George Zhu

  46. Development of an Integrated Nonlinear Aeroservoelastic Flight Dynamic Model of the Truss-Braced Wing Aircraft

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  47. Optimal Decentralized Controller with Output Feedback Design for an Elastically Shaped Aircraft Concept

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  48. Performance Optimizing Multi-Objective Adaptive Control with Time-Varying Reference Model Modification

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Ehsan Arabi

  49. Model Reference Neuroadaptive Control Revisited: How to Keep the System Trajectories on a Given Compact Set

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Ehsan Arabi

  50. Decentralized Optimal Adaptive Control Architectures for the VCCTEF Aircraft

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, james steck, Animesh Chakravarthy

  51. Multi-Objective Flight Control for Drag Minimization and Load Alleviation of High-Aspect Ratio Flexible Wing Aircraft

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Sean Swei

  52. A Flutter Suppression and Drag Optimization Approach for Flexible Aircraft

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  53. Stability Analysis of Human-Adaptive Controller Interactions

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Professor Yildiray Yildiz, Dr Nhan Nguyen

  54. Normalized Optimal Control Modification and Flight Experiments on NASA F/A-18 Aircraft

    Article • Journal of Guidance Control and Dynamics, July 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  55. Static Aeroelastic Model Assessment in the Transonic Regime

    Article • June 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  56. Lift Optimization Study of a Multi-Element Three-Segment Variable Camber Airfoil

    Article • June 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Upender K Kaul, Dr Nhan Nguyen

  57. An Integral Boundary Layer Direct Method Applied to 2D Transonic Small-Disturbance Equations

    Article • June 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Gustavo Eidji C Fujiwara, Dr Nhan Nguyen

  58. Real-Time Adaptive Least-Squares Drag Minimization for Performance Adaptive Aeroelastic Wing

    Article • June 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  59. Aerodynamic Modeling of Transonic Aircraft Using Vortex Lattice Coupled with Transonic Small Disturbance for Conceptual Design

    Article • June 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Gustavo Eidji C Fujiwara, Dr Nhan Nguyen

  60. Wing Shaping Concept for Distributed Propulsion Aircraft to Improve Aerodynamic Efficiency

    Article • June 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  61. Demonstration Platform for Trajectory Planning of an Autonomous Nonholonomic Skid-Steer System for Investigating Spatial Phenomena

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  62. Adaptive Estimation of Disturbance Torque for Orbiting Spacecraft Using Recursive Least Squares Method

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Sean Swei

  63. Adaptive Modal Identification for Flutter Suppression Control

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Sean Swei

  64. Fuzzy Model-Based Optimal Variance Control of Flexible Aircraft with Actuator Amplitude and Rate Constraints

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Sean Swei

  65. Inertial Force Coupling to Nonlinear Aeroelasticity of Flexible Wing Aircraft

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  66. Wind Tunnel Investigation of a Flexible Wing High-Lift Configuration with a Variable Camber Continuous Trailing Edge Flap Design

    Article • June 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  67. Use of a Viscous Flow Simulation Code for Static Aeroelastic Analysis of a Wing at High-Lift Conditions

    Article • June 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  68. Adaptive Aeroelastic Wing Shape Optimization for High-Lift Configurations

    Article • June 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Gustavo Eidji C Fujiwara

  69. A 3-D Drag Optimization Study of Variable Camber Continuous Trailing Edge Flap (VCCTEF) Using OVERFLOW

    Article • June 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Dr Upender K Kaul

  70. Unsteady Aeroservoelastic Modeling of Flexible Wing Generic Transport Aircraft with Variable Camber Continuous Trailing Edge Flap

    Article • June 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  71. Optimization for Load Alleviation of Truss-Braced Wing Aircraft With Variable Camber Continuous Trailing Edge Flap

    Article • June 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  72. Adaptive Linear Quadratic Gaussian Optimal Control Modification for Flutter Suppression of Adaptive Wing

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Sean Swei

  73. Bayesian Modeling for Decentralized UAV Control and Task Allocation

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  74. A Design, Analysis and Verification Framework for Adaptive Flight Control

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  75. Aeroelastic Analysis of Wind Tunnel Test Data of a Flexible Wing with a Variable Camber Continuous Trailing Edge Flap (VCCTEF)

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  76. Static Aeroelastic Modeling of a Sub-Scale Wind Tunnel Model with Novel Flap Concept

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  77. Multidisciplinary Drag Optimization of Reduced Stiffness Flexible Wing Aircraft With Variable Camber Continuous Trailing Edge Flap

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  78. Aerodynamic Load Analysis of a Variable Camber Continuous Trailing Edge Flap System on a Flexible Wing Aircraft

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  79. Aeroelasticity of Axially Loaded Aerodynamic Structures for Truss-Braced Wing Aircraft

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  80. Comparison of Unsteady Aerodynamics Approximations for Time-Domain Representation of Frequency-Independent Aeroelastic State-Space Models

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  81. A Multi-Objective Flight Control Approach for Performance Adaptive Aeroelastic Wing

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  82. LMI-based Multiobjective Optimization and Control of Flexible Aircraft Using VCCTEF

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Sean Swei

  83. Bi-objective optimal control modification adaptive control for systems with input uncertainty

    Article • IEEE/CAA Journal of Automatica Sinica, October 2014, Chinese Association of Automation

    Dr Nhan Nguyen

  84. Reinforcement learning based controller synthesis for flexible aircraft wings

    Article • IEEE/CAA Journal of Automatica Sinica, October 2014, Chinese Association of Automation

    Dr Nhan Nguyen

  85. Wing shaping concepts using distributed propulsion

    Article • Aircraft Engineering and Aerospace Technology, September 2014, Emerald

    Dr Nhan Nguyen

  86. Experimental Investigation of a Flexible Wing with a Variable Camber Continuous Trailing Edge Flap Design

    Article • June 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  87. Aeroelastic Modeling and Drag Optimization of Flexible Wing Aircraft with Variable Camber Continuous Trailing Edge Flap

    Article • June 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  88. Drag Optimization Study of Variable Camber Continuous Trailing Edge Flap (VCCTEF) Using OVERFLOW

    Article • June 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Dr Upender K Kaul

  89. Aerodynamic Analysis of the Truss-Braced Wing Aircraft Using Vortex-Lattice Superposition Approach

    Article • June 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  90. Multi-Objective Optimal Control Modification Adaptive Control Method for Systems with Input and Unmatched Uncertainties

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  91. Static Aeroelastic and Longitudinal Trim Model of Flexible Wing Aircraft Using Finite-Element Vortex-Lattice Coupled Solution

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  92. Static Aeroelastic Scaling and Analysis of a Sub-Scale Flexible Wing Wind Tunnel Model

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  93. Flutter Analysis of Mission-Adaptive Wing with Variable Camber Continuous Trailing Edge Flap

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  94. Flight Dynamic Modeling and Stability Analysis of Flexible Wing Generic Transport Aircraft

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  95. Aeroelastic Wing Shaping Control Subject to Actuation Constraints

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Sean Swei

  96. Optimal and Decentralized Controller Designs for an Elastically Shaped Aircraft

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, Animesh Chakravarthy

  97. Lyapunov Stability Analysis of an Aeroleastic Torsion Model

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  98. A Preliminary Study for Optimal Longitudinal-Mode Flight Control through Distributed Aeroelastic Shaping

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen

  99. Demonstration of the Optimal Control Modification for 6-DOF Control of a General Aviation Aircraft

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Dr Nhan Nguyen, james steck