Conference Proceedings

2023

  1. Makkar, G., Niemiec, R., and Gandhi, F. (2023). "Identification of Nonlinear Corrections to Multicopter Flight Simulation Model Using Machine Learning," Proceedings of the Vertical Flight Society’s 79th Annual Forum & Technology Display, West Palm Beach, Florida, USA, May 16–18, 2023. [PDF, Abstract]
  2. Makkar, G., and Gandhi, F. (2023). "Deep Learning Based Framework for Multicopter Sensor Data Imputation," Proceedings of the Vertical Flight Society’s 79th Annual Forum & Technology Display, West Palm Beach, Florida, USA, May 16–18, 2023. [PDF, Abstract]
  3. Walter, A., Niemiec, R., Gandhi, F., and Berger, T. (2023). "Forward Flight & MTE Simulation of a UAM-Scale Quadcopter with Hybrid RPM & Pitch Control," Proceedings of the Vertical Flight Society’s 79th Annual Forum & Technology Display, West Palm Beach, Florida, USA, May 16–18, 2023. [PDF, Abstract]
  4. Whitt, J., and Gandhi, F. (2023). "Optimal Operation of Rotor-Wing Assemblies on eVTOL Aircraft," Proceedings of the Vertical Flight Society’s 79th Annual Forum & Technology Display, West Palm Beach, Florida, USA, May 16–18, 2023. [PDF, Abstract]
  5. Healy, R., and Gandhi, F. (2023). "A Computational Investigation of Canted Side-by-side Rotors In Ground Effect," Proceedings of the Vertical Flight Society’s 79th Annual Forum & Technology Display, West Palm Beach, Florida, USA, May 16–18, 2023. [PDF, Abstract]
  6. Smith, B., Hebbar, U., and Gandhi, F. (2023). "The Effects of Rotor-Rotor and Rotor-Wing Interactions on eVTOL Aeroacoustics," Proceedings of the Vertical Flight Society’s 79th Annual Forum & Technology Display, West Palm Beach, Florida, USA, May 16–18, 2023. [PDF, Abstract]

2022

  1. Ferede, E., Stillman, A., and Gandhi, F. (2022). "Aeroelastic Stability Analysis of a Quad-Rotor Wind Turbine," TORQUE 2022, Delft, The Netherlands, Jun 1-3, 2022. [PDF, Abstract]
  2. Makkar, G., Smith, C., Drakoulas, G., Kopsaftopoulos, F., and Gandhi, F. (2022). "A Machine Learning Framework for Physics-Based Multi-Fidelity Modeling and Health Monitoring for a Composite Wing," Proceedings of the ASME International Mechanical Engineering Congress and Exposition, Oct. 30-Nov. 3, 2022, Columbus, Ohio, IMECE2022-94850. [PDF, Abstract]
  3. Dutta, A., Niemiec, R., Kopsaftopoulos, F., and Gandhi, F. (2022). "Machine-Learning Framework for Online Probabilistic Rotor Fault Diagnosis on via Strain Data under Varying Flight States," AIAA SciTech 2022 Forum, Jan, 2022. [PDF, Abstract]
  4. Stillman, A., Ferede, E., and Gandhi, F. (2022). "Load Component Analysis of a Quad-Rotor Wind Turbine," AIAA SciTech 2022 Forum, Jan, 2022. [PDF, Abstract]
  5. Hebbar, U., Gandhi, F., and Sahni, O. (2022). "Comparison of Numerical Modeling Approaches for Flow over a Wing with an Upstream Rotor," AIAA SciTech 2022 Forum, Jan, 2022. [PDF, Abstract]
  6. Kamble, M., Koratkar, N., Picu, C., Pranompont, S. (2022). "Vitrimer carbon fiber composites for rotorcrafts components with fatigue reversal ability," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  7. Hebbar, U., Gandhi, F., Sahni, O. (2022). "Parametric Investigation of Flow over a Rotor-Blown Wing using High-fidelity Simulations," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  8. Stillman, A., Mckay, M., Gandhi, F. (2022). "Benefits of Dual Propellers for a Coaxial Helicopter," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  9. Dutta, A., Wang, J., Kopsaftopoulos, F., Gandhi, F. (2022). "Rotor Fault Detection and Identification on Multicopter based on Statistical Data-driven Methods: Experimental Assessment via Flight Tests," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  10. Gandhi, F., Pepe, J., Smith B. (2022). "High Solidity, Low Tip-Speed Rotors for Reduced eVTOL Tonal Noise," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  11. Bahr, M., Ferede, E., and Gandhi, F. (2022). "Flight Characteristics of AAM/UAM-Scaled Quadcopters Under Atmospheric Turbulence," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  12. Walter, A., McKay, M., Niemiec, R., and Gandhi, F. (2022). "Hover Dynamics & Flight Control of a UAM-Scale Quadcopter with Hybrid RPM & Collective Pitch Control," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  13. Thelasingha, N., Nallan, K., Julius, A. A., and Mishra, S. (2022). "Acceleration of Heuristic Motion Planning for Unmanned Aerial Vehicles," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  14. Whitt, J. and Gandhi, F. (2022). "Effect of Lag Damper Failure on Helicopter Ground Resonance," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  15. Ahmed, S., Peiyuan, Z., and Kopsaftopoulos, F. (2022). "Active-Sensing Acousto-Ultrasound-based Rotorcraft Structural Health Monitoring via Adaptive Functional Series Models," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  16. Chopra, A., Healy, R., Gandhi, F., and Sahni, O. (2022). "A Comparison of High-Fidelity Simulation Approaches for Interactional Aerodynamics of Multirotor Systems in Forward Flight," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  17. McIntosh, K., Reddinger, J. P., Kim, J. W., and Mishra, S. (2022). "Transition Trajectory Planning and Control for Quadrotor Biplanes in Obstacle Cluttered Environments," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  18. Healy, R. and Gandhi, F. (2022). "Wing Lift Enhancement from Aft Rotor Induced Suction," Proceedings of the Vertical Flight Society 78th Annual Forum, Fort Worth, Texas, USA, May 10-12, 2022. [PDF, Abstract]
  19. Makkar, G., Niemiec, R., and Gandhi, F. (2022). "Relative Rotor Phasing for Vibratory Load Minimization for a Coaxial Multicopter," Proceedings of the 78th Vertical Flight Society Annual Forum, Fort Worth, Texas, USA, May 10–12, 2022. [PDF, Abstract]

2021

  1. Bahr, M., Hebbar, U., Ferede, E., and Gandhi, F. (2021). "Multi-rotor eVTOL Flight Simulation and Assessment under Atmospheric Turbulence," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021.  [PDF, Abstract]
  2. Makkar, G., Reddinger, J.P., Gandhi, F. and Kopsaftopoulos, F. (2021). "Machine Learning Based Approach to Improve Low-Fidelity Predictions for a Compound Helicopter," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021.  [PDF, Abstract]
  3. Smith, B., Gandhi, F., and Lyrintzis, A. (2021). "An Assessment of Multi-copter Noise in Edgewise Flight," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021.   [PDF, Abstract]
  4. Smith, B., Healy, R., Gandhi, F., and Lyrintzis, A. (2021). "eVTOL Rotor Noise in Ground Effect," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021. [PDF, Abstract]
  5. Walter, A., Niemiec, R., and Gandhi, F. (2021). "Effects of Disk Loading on Handling Qualities of Large-Scale, Variable-RPM Quadcopters," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021. [PDF, Abstract]
  6. Ferede, E., Karakalas, A., Gandhi, F. and Lagoudas, D. (2021). "Numerical Investigation of Autonomous Camber Morphing of a Helicopter Rotor Blade using Shape Memory Alloys," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021. [PDF, Abstract]
  7. Vayalali, P., McKay, M., and Gandhi, F. (2021). "Fault-Tolerant Control Allocation on a Compound Helicopter in Cruise," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021. [PDF, Abstract]
  8. McKay, M., Vayalali, P., Gandhi, F., Berger, T., and Lopez, M. J. S. (2021). "Redistributed Allocation for Flight Control Failure on a Coaxial Helicopter," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021. [PDF, Abstract]
  9. Bahr, M., McKay, M., Niemiec, R., and Gandhi, F. (2021). "Post-Motor-Failure Performance of a Robust Feedback Controller for a UAM-Scale Hexacopter," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021. [PDF, Abstract]
  10. Dutta, A., Niemiec, R.,, Kopsaftopoulos, F., and Gandhi, F. (2021). "Unified Statistical Framework for Rotor Fault Diagnosis on a Hexacopter via Functionally Pooled Stochastic Models," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021.  [PDF, Abstract]
  11. Healy, R., McCauley, J., Gandhi, F., and Sahni, O. (2021). "A Computational Investigation of Side-by-Side Rotors in Ground Effect," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021.  [PDF, Abstract]
  12. Chopra, A., McCauley, J., Healy, R., Gandhi, F. and Sahni, O. (2021). "A Comparison of High-Fidelity Simulation Approaches for eVTOL Rotor Flows in Descent Conditions," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021.  [PDF, Abstract]
  13. McIntosh, K., Reddinger, J. P., Zhao, D., and Mishra, S. (2021). "Optimal Trajectory Generation for Transitioning Quadrotor Biplane Tailsitter Using Differential Flatness," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021. [PDF, Abstract]
  14. Nallan, K., Mishra, S., and Julius, A. A. (2021). "An Assume-Guarantee Framework for Multiple-Obstacle Collision Avoidance," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021.  [PDF, Abstract]
  15. Ferede, E., and Gandhi, F. (2021). "Aeroelastic Load Analysis of a Co-Rotating Quad-Rotor Wind Turbine," In AIAA SciTech Forum, 11–15 & 19–21 January, Virtual, 2021. [PDF, Abstract]
  16. Pinti, O., Oberai, A., Healy, R., Niemiec, R., and Gandhi, F. (2021). "Multi-Fidelity Surrogate Model for Interactional Aerodynamics of a Multicopter," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021. [PDF, Abstract]
  17. Podlaski, M., Niemiec, R., Vanfretti, L., and Gandhi, F. (2021). "Multi-Domain Electric Drivetrain Modeling for UAM-Scale eVTOL Aircraft," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021. [PDF, Abstract]
  18. Kamble, M., Picu, C., and Koratkar, N. (2021). "Vitrimer Composites for Rotorcraft Components," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021.  [PDF, Abstract]
  19. Amer, A. and Kopsaftopoulos, F. (2021). "On leveraging network-wide information from hotspot sensor networks using Multi-output Gaussian Process regression models," Proceedings of the 77th Vertical Flight Society Annual Forum, Virtual, May 10–14, 2021.  [PDF, Abstract]

2020

  1. Pinti, O., Oberai, A. A., Niemiec, R., and Gandhi, R. (2020). "A Multi-Fidelity Approach to Predicting Rotor Aerodynamic Interactions," In AIAA AVIATION 2020 FORUM, 2020. [PDF, Abstract]
  2. Hebbar, U., Rane, J., Gandhi, F., and Sahni, O. (2020). "Analysis of Interactional Aerodynamics in Multi-Rotor Wind Turbines using Large Eddy Simulations," In AIAA SciTech Forum, 6-10 January, Orlando, FL, 2020.   [PDF, Abstract]
  3. Ferede, E., and Gandhi, F. (2020). "Design, Fabrication and Testing of an Active Camber Rotor Blade Tip," In AIAA SciTech Forum, 6-10 January, Orlando, FL, 2020.  [PDF, Abstract]
  4. Smith, B., Gandhi, F., and Niemiec, R. (2020). "A Comparison of Multicopter Noise Characteristics with Increasing Number of Rotors," Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  5. Dipalma, M., Healy, R., Ferede, E., Gandhi, F., Chaudhry, Z., Kuczek, A., and Camp, D. (2020). "Helicopter Rotor Morphing for Performance Improvement in Reverse Flow Conditions," Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  6. Podlaski, M., Vanfretti, L., Nademi, H., and Chang, H. (2020). "UAV Dynamics and Electric Power System Modeling and Visualization using Modelica and FMI,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  7. Vayalali, P., McKay, M., and Gandhi, F. (2020). "Redistributed Pseudoinverse Control Allocation for Actuator Failure on a Compound Helicopter," Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  8. McKay, M., Vayalali, P., and Gandhi, F. (2020). "Post-Failure Control Reconfiguration on a High-Speed Lift-Offset Coaxial Helicopter,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  9. Alimbayev, T., Moy, N., Nallan, K., Mishra, S., and Julius, A. A. (2020). "A Contract Based Approach to Collision Avoidance for UAVs,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  10. Lai, R., Zhao, D., and Mishra, S. (2020). "A Machine-Learning Approach for Time-optimal Trajectory Generation for UAV’s,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  11. Niemiec, R., Gandhi, F., and Kopyt, N. (2020). "Relative Rotor Phasing for Multicopter Vibratory Load Minimization,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  12. Kamble, M., Lakhnot, A. S., Picu, C., and Koratkar, N. (2020). "Fatigue Life Improvement in Hierarchically Organized Nanocomposites for Application to Rotorcrafts,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  13. McIntosh, K., Reddinger, J. P., Zhao, D., and Mishra, S. (2020). "Optimal Trajectory Generation for a Quadrotor Biplane Tailsitter," Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  14. Healy, R., Gandhi, F., Mistry, M., and Duffy, M. (2020). "A Computational Investigation of Multi-Rotor Interactional Aerodynamics with Hub Lateral and Longitudinal Canting,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  15. Niemiec, R., Gandhi, F., Lopez, M. J. S., and Tischler, M. B. (2020). "System Identification and Handling Qualities Predictions of an eVTOL Urban Air Mobility Aircraft Using Modern Flight Control Methods,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  16. Bahr, M., McKay, M., Niemiec, R., and Gandhi, F. (2020). "Handling Qualities Assessment of Large Variable-RPM Multi-Rotor Aircraft for Urban Air Mobility,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  17. Walter, A., McKay, M., Niemiec, R., Gandhi, F. and Ivler, C. (2020). "Hover Handling Qualities of Fixed-Pitch, Variable-RPM Quadcopters with Increasing Rotor Diameter,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  18. Dutta, A., Mckay, M., Kopsaftopoulos, F., and Gandhi, F. (2020). "Rotor Fault Detection and Identification on a Hexacopter under Varying Flight States Based on Global Stochastic Models,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  19. Dutta, A., Mckay, M., Kopsaftopoulos, F., and Gandhi, F. (2020). "Rotor Fault Detection and Identification for a Hexacopter Based on Control and State Signals via Statistical Learning Methods,"  Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020. [PDF, Abstract]
  20. Amer, A. and Kopsaftopoulos, F. (2020). "Towards Unified Probabilistic Rotorcraft Damage Detection and Quantification via Non-parametric Time Series and Gaussian Process Models," Proceedings of the 76th Vertical Flight Society Annual Forum, Virginia Beach, Virginia, October 6–8, 2020.  [PDF, Abstract]
  21. Kopyt, N., Niemiec, R., and Gandhi, F. (2020). "Quadcopter Rotor Phasing for Minimization of Aircraft Vibratory Loads," VFS International Powered Lift Conference. 2020. [PDF, Abstract]
  22. Dutta, A., Mckay, M., Kopsaftopoulos, F., and Gandhi, F. (2020). "Statistical Time Series Methods for Multicopter Fault Detection and Identification," VFS International Powered Lift Conference. 2020. [PDF, Abstract]

2019

  1. Dutta, A., Mckay, M., Kopsaftopoulos, F., and Gandhi, F. (2019). "Fault Detection and Identification for Multirotor Aircraft by Data-Driven and Statistical Learning Methods," 2019 AIAA/IEEE Electric Aircraft Technology Symposium, AIAA Propulsion and Energy Forum, August 2019. [PDF, Abstract]
  2. Ivler, C., Niemiec, R., Gandhi, F. and, Sanders, F.C. (2019). "Multirotor Electric Aerial Vehicle Model Validation with Flight Data: Physics-Based and System Identification Models," Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019.  [PDF, Abstract]
  3. Ahmed, S. and Kopsaftopoulos, F. (2019). "Uncertainty Quantification of Guided Waves Propagation for Active Sensing Structural Health Monitoring," Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019.  [PDF, Abstract]
  4. Amer, A. and Kopsaftopoulos, F. (2019). "Probabilistic Active Sensing Acousto-Ultrasound SHM Based on Non-Parametric Stochastic Representations," Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019.  [PDF, Abstract]
  5. Misiorowski, M., Gandhi, F., and Anusonti-Inthra, P. (2019). "Comparison of Acoustic Predictions Using Distributed and Compact Airloads," Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019. [PDF, Abstract]
  6. Niemiec, R., and Gandhi, F. (2019). "Development and Validation of the Rensselaer Multicopter Analysis Code (RMAC): A Physics-Based Comprehensive Modeling Tool," Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019. [PDF, Abstract]
  7. Misiorowski, M., Gandhi, F., and Anusonti-Inthra, P. (2019). "Computational Analysis of Rotor-Blown-Wing for eVTOL Applications,"  Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019. [Abstract]
  8. Healy, R., Misiorwoski, M., and Gandhi, F. (2019). "A Systematic CFD-Based Examination of Rotor-Rotor Separation Effects on Interactional Aerodynamics for Large eVTOL Aircraft,"  Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019. [PDF, Abstract]
  9. Dipalma, M., and Gandhi, F. (2019). "Autonomous Camber Morphing of a Helicopter Rotor Blade with Temperature Change using Integrated Shape Memory Alloys,"  Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019. [PDF, Abstract]
  10. Walter, A., McKay, M., Niemiec, R., Gandhi, F. and Ivler, C. (2019). "Handling Qualities Based Assessment of Scalability for Variable-RPM Electric Multi-Rotor Aircraft,"  Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019. [PDF, Abstract]
  11. Dutta, A., Mckay, M., Kopsaftopoulos, F., and Gandhi, F. (2019). "Rotor Fault Detection and Identification on a Hexacopter Based on Statistical Time Series Methods,"  Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019. [PDF, Abstract]
  12. Zhao, D., Mishra, S. and Gandhi, F. (2019). "Real-time Path Planning for Time-Optimal Helicopter Shipboard Landing via Trajectory Parametrization," Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019. [PDF, Abstract]
  13. Vayalali, P., Mckay, M., Krishnamurthi, J., and, Gandhi, F. (2019). "Robust Use of Horizontal Stabilator in Feedback Control on a UH-60 Black Hawk," Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019.  [PDF, Abstract]
  14. Reddinger, J. P., McIntosh, K., Zhao, D., and Mishra S. (2019). "Modeling and Trajectory Control of a Transitioning Quadrotor Biplane Tailsitter," Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019. [PDF, Abstract]
  15. Kamble, M., Lakhnot, A. S., Picu, C., and Koratkar, N. (2019). "Hierarchically Organized Nanocomposites for Enhanced Fatigue Life of Rotorcraft Components," Proceedings of the 75th Vertical Flight Society Annual Forum, Philadelphia, Pennsylvania, May 13-16, 2019. [PDF, Abstract]
  16. Dipalma, M., Gandhi, F. (2019). "A Comparison of Cellular Lattice Structures with Curved and Straight Inclined Walls," AIAA Scitech 2019 Forum, American Institute of Aeronautics and Astronautics, 2019 [PDF, Abstract]
  17. Walter, A., McKay, M., Niemiec, R., Gandhi, F., Hamilton, C., Jaran, C. (2019). "An Assessment of Heave Response Dynamics for Electrically Driven Rotors of Increasing Diameter," 8th Biennial Autonomous VTOL Technical Meeting & 6th Annual Electric VTOL Symposium, Mesa, AZ, Jan. 29-31 2019. [PDF, Abstract]

2018

  1. Walter, A., McKay, M., Niemiec, R., Gandhi, F. (2018). "Trim Analysis of a Classical Octocopter After Single-Rotor Failure," 2018 AIAA/IEEE Electric Aircraft Technology Symposium, AIAA Propulsion and Energy Forum, (AIAA 2018-5035), July 2018. [PDF, Abstract]
  2. Zhao, D., Krishnamurthi, J. Mishra, S., and Gandhi, F. (2018). "Differential Flatness Based Trajectory Generation for Time-Optimal Helicopter Shipboard Landing," Proceedings of the 2018 American Control Conference, Milwaukee, Wisconsin, June 27–29, 2018. [PDF, Abstract]
  3. J Rane, O Sahni (2018). "Large Eddy Simulation of Surging Airfoils at High Advance Ratio and Reynolds Number," Proceedings of the AIAA Aviation 2018: Aviation and Aeronautics Forum and Exposition, Atlanta, GA, USA, Jun. 2018. [PDF, Abstract]
  4. DiPalma, M., Ferede, E., and Gandhi, F. (2018). "Optimization of Extension-Twist Coupled Composite Blades for High-Speed Rotorcraft," Proceedings of the 74th American Helicopter Society Annual Forum, Phoenix, Arizona, May 15-17, 2018. [PDF, Abstract]
  5. Jacobellis, G., Gandhi, F., Rice, T., and Amitay, M. (2018). "Computational and Experimental Investigation of Camber Morphing Airfoils for Reverse Flow Drag Reduction on High-Speed Rotorcraft," Proceedings of the 74th American Helicopter Society Annual Forum, Phoenix, Arizona, May 15-17, 2018. [PDF, Abstract]
  6. McKay, M., Niemiec, R., and Gandhi, F. (2018). "Post-Rotor-Failure Performance of a Feedback Controller for a Hexacopter," Proceedings of the 74th American Helicopter Society Annual Forum, Phoenix, Arizona, May 15-17, 2018. [PDF, Abstract]
  7. Misiorowski, M., Gandhi, F., and Oberai, A. (2018). "A Computational Study on Rotor Interactional Effects for a Quadcopter in Edgewise Flight," Proceedings of the 74th American Helicopter Society Annual Forum, Phoenix, Arizona, May 15-17, 2018. [PDF, Abstract]
  8. Niemiec, R., and Gandhi, F. (2018). "Effect of Rotor Cant on Trim and Autonomous Flight Dynamics of a Quadcopter," Proceedings of the 74th American Helicopter Society Annual Forum, Phoenix, Arizona, May 15-17, 2018. [PDF, Abstract]
  9. Vayalali, P., McKay, M., Krishnamurthi, J., and Gandhi, F. (2018). "Swashplate Actuator Failure Compensation for UH-60 Black Hawk in Cruise using Horizontal Stabilator," Proceedings of the 74th American Helicopter Society Annual Forum, Phoenix, Arizona, May 15-17, 2018. [PDF, Abstract]
  10. Zhao, D., Krishnamurthi, J., Mishra, S., and Gandhi, F. (2018). "A trajectory generation methodology for time-optimal helicopter shipboard landing," Proceedings of the 74th American Helicopter Society Annual Forum, Phoenix, Arizona, May 15-17, 2018. [PDF, Abstract]
  11. Kopsaftopoulos F.P. and Chang F.-K. (2018). "Self-sensing self-diagnostic structures for next generation intelligent aerospace systems," Proceedings of the AHS Airworthiness and HUMS Technical Meeting, Huntsville, Alabama, USA, February 21-22, 2018. [PDF, Abstract]
  12. Jacobellis, G., Anusonti-Inthra, P., and Gandhi, F. (2018). "Investigation of Blade Loads on a Modern High-Speed Lift-Offset Coaxial Helicopter using Coupled Computational Fluid Dynamics / Computational Structural Dynamics," Proceedings of the AHS Specialists’ Conference on Aeromechanics Design for Transformative Vertical Flight, San Francisco, California, Jan 16-19, 2018. [PDF, Abstract]
  13. Krishnamurthi, J., and Gandhi, F. (2018). "Active Pitch Links and Trailing-Edge Tabs for Rotor Track and Balance," Proceedings of the AHS Specialists’ Conference on Aeromechanics Design for Transformative Vertical Flight, San Francisco, California, Jan 16-19, 2018. [PDF, Abstract]
  14. McKay, M., Niemiec, R., and Gandhi, F. (2018). "Performance Comparison of Quadcopters with Variable-RPM and Variable-Pitch Rotors," Proceedings of the AHS Specialists’ Conference on Aeromechanics Design for Transformative Vertical Flight, San Francisco, California, Jan 16-19, 2018. [PDF, Abstract]
  15. Misiorowski, M., Gandhi, F., and Oberai, A. (2018). "A Computational Study on Diffuser Length Variation for a Ducted Rotor in Hover and Edgewise Flight," Proceedings of the AHS Specialists’ Conference on Aeromechanics Design for Transformative Vertical Flight, San Francisco, California, Jan 16-19, 2018. [PDF, Abstract]
  16. Ferede, E., and Gandhi, F. (2018). "Load Alleviation on Wind Turbines using Camber Morphing Blade Tip," 2018 Wind Energy Symposium, AIAA SciTech Forum, Kissimmee, Florida, Jan 8-12, 2018, (AIAA 2018-2020). [PDF, Abstract]
  17. Krishnamurthi, J., and Gandhi, F. (2018). "Chord Extension Morphing for Active Rotor Track and Balance," 2018 AIAA/AHS Adaptive Structures Conference, AIAA SciTech Forum, Kissimmee, Florida, Jan 8-12, 2018, (AIAA 2018-0798). [PDF, Abstract]
  18. Misiorowski, M., Gandhi, F., and Oberai, A. (2018). "Computational Analysis of Isolated and Embedded Ducted Rotors in Edgewise Flight," 2018 AIAA Aerospace Sciences Meeting, AIAA SciTech Forum, Kissimmee, Florida, Jan 8-12, 2018, (AIAA 2018-1527). [PDF, Abstract]

2017

  1. Hu, B., Mishra, S. (2017). "A time-optimal trajectory generation algorithm for quadrotor landing onto a moving platform," Proceedings of the American Control Conference, Seattle, Washington, May 24-26, 2017. [PDF, Abstract]
  2. A. Kocher, R. Cummings and O. Sahni (2017). "Large Eddy Simulation of Flow Over an Airfoil Undergoing Surging and Pitching Motions," Proceedings of the American Helicopter Society 73rd Annual Forum, Fort Worth, TX, USA, May 2017. [PDF, Abstract]
  3. Ferede, E., Abdalla, M., van Bussel, G., Gandhi, F., and Dillinger, J. (2017). "Aeroelastic Optimization of Composite Wind Turbine Blades using Variable Stiffness Laminates," Proceedings of the 73rd American Helicopter Society Annual Forum, Fort Worth, Texas, May 9–11, 2017. [PDF, Abstract]
  4. Hu, B., Mishra, S. (2017). "Time-optimal Trajectory Planning for Landing Onto Moving Platforms," Proceedings of the 73rd American Helicopter Society Annual Forum, Fort Worth, Texas, May 9–11, 2017. [PDF, Abstract]
  5. McKay, M., Niemiec, R., and Gandhi, F. (2017). "An Analysis of Classical and Alternate Hexacopter Configurations with Single Rotor Failure," Proceedings of the 73rd American Helicopter Society Annual Forum, Fort Worth, Texas, May 9–11, 2017. [PDF, Abstract]
  6. Misiorowski, Gandhi, F., and Oberai, A. (2017). "Computational Analysis and Flow Physics of a Ducted Rotor in Edgewise Flight," Proceedings of the 73rd American Helicopter Society Annual Forum, Fort Worth, Texas, May 9–11, 2017. [PDF, Abstract]
  7. Niemiec, R., and Gandhi, F. (2017). "Effect of Elastic Blade Deformation on Trim and Vibratory Loads of a Quadcopter," Proceedings of the 73rd American Helicopter Society Annual Forum, Fort Worth, Texas, May 9–11, 2017. [PDF, Abstract]
  8. Niemiec, R., Gandhi, F., and Singh, R. (2017). "Control and Performance Analysis of a Reconfigurable Multi-Copter," Proceedings of the 73rd American Helicopter Society Annual Forum, Fort Worth, Texas, May 9–11, 2017. [PDF, Abstract]
  9. Reddinger, J.-P., and Gandhi, F. (2017). "Using Redundant Effectors to Trim a Compound Helicopter with Damaged Main Rotor Controls," Proceedings of the 73rd American Helicopter Society Annual Forum, Fort Worth, Texas, May 9–11, 2017. [PDF, Abstract]
  10. Reddinger, J.-P., and Gandhi, F. (2017). "Neural Network and Machine Learning Allocation of Redundant Controls for Power Optimization on a Compound Helicopter," Proceedings of the 73rd American Helicopter Society Annual Forum, Fort Worth, Texas, May 9–11, 2017. [PDF, Abstract]
  11. A. Kocher, R. Cummings, S.A. Tran and O. Sahni (2017). "Large Eddy Simulation of Surging Airfoils with Moderate to Large Streamwise Oscillations," Proceedings of the AIAA SciTech 2017: Science and Technology Forum and Exposition, Grapevine, TX, USA, Jan. 2017. [PDF, Abstract]
  12. DiPalma, M., and Gandhi, F. (2017). "Directionally Variable Stiffness to Reduce Actuation Requirement in Airfoil Camber Morphing," Proceedings of the 24th AIAA/AHS Adaptive Structures Conference, AIAA Science and Technology Forum and Exposition 2016, San Diego, California, Jan 4-8, 2016. [PDF, Abstract]

2016

  1. DiPalma, M., and Gandhi, F. (2016). "Bi-Directional Stiffness for Airfoil Camber Morphing," Proceedings of the 27th International Conference on Adaptive Structures and Technologies, Lake George, New York, Oct 3-5, 2016. [PDF, Abstract]
  2. McKay, M., Niemiec, R., and Gandhi, F. (2016). "Control Reconfiguration for a Hexacopter Experiencing Single Rotor Failure," Proceedings of the 27th International Conference on Adaptive Structures and Technologies, Lake George, New York, Oct 3-5, 2016. [PDF, Abstract]
  3. Niemiec, R., and Gandhi, A. (2016). "Multi-rotor Coordinate Transforms for Orthogonal Primary and Redundant Control Modes for Regular Hexacopters and Octocopters," Proceedings of the 42nd European Rotorcraft Forum, Lille, France, Sept. 5-8, 2016. [PDF, Abstract]
  4. Niemiec, R., and Gandhi, F. (2016). "A Comparison Between Quadrotor Flight Configurations," Proceedings of the 42nd European Rotorcraft Forum, Lille, France, Sept. 5-8, 2016. [PDF, Abstract]
  5. Jacobellis, G., and Gandhi, F. (2016). "Investigation of Performance, Loads, and Vibrations of a Coaxial Helicopter in High Speed-Flight," Proceedings of the 72nd American Helicopter Society Annual Forum, West Palm Beach, Florida, May 17–19, 2016. [PDF, Abstract]
  6. Krishnamurthi, J., and Gandhi, F. (2016). "Flight Simulation and Control of a Helicopter Undergoing Rotor Chord Extension Morphing," Proceedings of the 72nd American Helicopter Society Annual Forum, West Palm Beach, Florida, May 17–19, 2016. [PDF, Abstract]
  7. Niemiec, R., and Gandhi, F. (2016). "Effects of Inflow Model on Simulated Aeromechanics of a Quadrotor Helicopter," Proceedings of the 72nd American Helicopter Society Annual Forum, West Palm Beach, Florida, May 17–19, 2016. [PDF, Abstract]
  8. Reddinger, J.-P., and Gandhi, F. (2016). "Response Surface Estimation of Trim Controls for a Compound Helicopter with Control Redundancy," Proceedings of the 72nd American Helicopter Society Annual Forum, West Palm Beach, Florida, May 17–19, 2016. [PDF, Abstract]
  9. Walsh, G., Brentner, K. S., Jacobellis, G., and Gandhi, F. (2016). "An Acoustic Investigation of a Coaxial Helicopter in High-Speed Flight," Proceedings of the 72nd American Helicopter Society Annual Forum, West Palm Beach, Florida, May 17–19, 2016. [PDF, Abstract]

2015

  1. Krishnamurthi, J., and Gandhi, A. (2015). "Flight Simulation of a Swashplateless Helicopter using Rotor RPM Variation and Movable CG," Proceedings of the 41st European Rotorcraft Forum, Munich, Germany, Sept. 1-4, 2015. [PDF, Abstract]
  2. Krishnamurthi, J., and Gandhi, F. (2015). "Flight Simulation and Control of a Helicopter Undergoing Rotor Span Morphing," Proceedings of the 41st European Rotorcraft Forum, Munich, Germany, Sept. 1-4, 2015. [PDF, Abstract]
  3. Hu, B., Mishra, S. (2015). "Fast, safe and precise landing of a quadrotor on an oscillating platform," Proceedings of the American Control Conference, Chicago, Illinois, July 1–3, 2015. [PDF, Abstract]
  4. Hu, B., Mishra, S. (2015). "A control architecture for fast and precise autonomous landing of a VTOL UAV onto an oscillating platform," Proceedings of the 71st American Helicopter Society Annual Forum, Virginia Beach, Virginia, May 5–7, 2015. [PDF, Abstract]
  5. Jacobellis, G., Gandhi, F., and Floros, M. (2015). "A Physics-Based Approach to Trim Optimization of Coaxial Helicopters in High Speed Flight," Proceedings of the 71st American Helicopter Society Annual Forum, Virginia Beach, Virginia, May 5–7, 2015. [PDF, Abstract]
  6. Reddinger, J.-P., Gandhi, F., and Kang, H. (2015). "Performance and Hub Vibrations of an Articulated Slowed-Rotor Compound Helicopter at High Speeds," Proceedings of the 71st American Helicopter Society Annual Forum, Virginia Beach, Virginia, May 5–7, 2015. [PDF, Abstract]
  7. Misiorowski, M., Pontecorvo, M., and Gandhi, F. (2015). "A Bi-Stable System for Rotor Span Extension in Rotary-Wing Micro Aerial Vehicles," 23rd AIAA/ASME/AHS Adaptive Structures Conference, AIAA Science and Technology Forum 2015, Jan 5-9, 2015, Kissimmee, Florida. [PDF, Abstract]
  8. Niemiec, R., Jacobellis, G., and Gandhi, F. (2015). "Leading- and Trailing-Edge Reversal of a Cambered Airfoil for Stopped Rotors," 56th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, AIAA Science and Technology Forum 2015, Jan 5-9, 2015, Kissimmee, Florida. [PDF, Abstract]
  9. S.A. Tran, A.E. Fisher, D. Corson and O. Sahni (2015). "Dynamic Stall Alleviation for an SC1095 Airfoil using Synthetic Jet Actuation," Proceedings of the AIAA SciTech 2015: Science and Technology Forum and Exposition, Kissimmee, FL, USA, Jan. 2015. [Abstract]