Journal Papers

Andreu Angulo, I. and Ansell, P.J., "Influence of Aspect Ratio on Dynamic Stall of a Finite Wing," AIAA Journal, Vol. 57, No. 7, pp. 2722-2733, 2019. doi: 10.2514/1.J057792 (Link)

Collazo Garcia, A. and Ansell, P.J., "Characterization of a Griffith-Type Transonic, Laminar-Flow Airfoil," Journal of Aircraft. doi: 10.2514/1.C035221 (Link)

Ansell, P.J. and Mulleners, K., "Multi-Scale Vortex Characteristics of Dynamic Stall from Empirical Mode Decomposition," AIAA Journal (Invited). doi: 10.2514/1.J057800 (Link)

Wroblewski, G.E. and Ansell, P.J., "Mission Analysis and Emissions for Conventional and Hybrid-Electric Commercial Transport Aircraft," Journal of Aircraft, Vol. 56, No. 3, 2019, pp. 1200-1213. doi: 10.2514/1.C035070 (Link)

Gupta, R. and Ansell, P.J., "Unsteady Flow Physics of Airfoil Dynamic Stall," AIAA Journal, Vol. 57, No. 1, 2019, pp. 165-175. doi: 10.2514/1.J057257 (Link)

Ranjan, P., Ansell, P.J., and James, K., "Optimal Hyper Elliptic Cambered Span Configurations for Minimum Drag," Journal of Aircraft, Vol. 56, No. 1, 2019, pp. 356-368. doi: 10.2514/1.C034992 (Link)

Dean, T.S., Wroblewski, G.E., and Ansell, P.J., "Mission Analysis and Component-Level Sensitivity Study of Hybrid-Electric General Aviation Propulsion Systems," Journal of Aircraft, Vol. 55, No. 6, 2018, pp. 2454-2465. doi: 10.2514/1.C034635 (Link)

Thirumalaisamy, M.R. and Ansell, P.J., " Fast and Adaptive Empirical Mode Decomposition for Multidimensional, Multivariate Signals," IEEE Signal Processing Letters, Vol. 25, No. 10, 2018, pp. 1550-1554. doi: 10.1109/LSP.2018.2867335 (Link)

Perry, A.T., Ansell, P.J., and Kerho, M.F., "Aero-Propulsive and Propulsor Cross-Coupling Effects on a Distributed Propulsion System," Journal of Aircraft. doi: 10.2514/1.C034861 (Link)

Hong, J. and Ansell, P.J., "Influence of Freestream Velocity on Tilt-Rotor Fountain Effect," Journal of Aircraft, Vol. 55, No. 4, 2018, pp. 1742-1745. doi: 10.2514/1.C034599 (Link)

Ranjan, P. and Ansell, P.J., "Computational Analysis of Vortex Wakes Without Near-Field Rollup Characteristics," Journal of Aircraft. doi: 10.2514/1.C034782 (Link)

Hristov, G. and Ansell, P.J., "Post-Stall Hysteresis and Flow Field Unsteadiness on an NACA 0012 Airfoil," AIAA Journal, Vol. 56, No. 7, 2018, pp. 2528-2549. doi: 10.2514/1.J056774 (Link)

Gupta, R. and Ansell, P.J., "Closed-Loop Trailing-Edge Separation Control System using Empirical Mode Decomposition," AIAA Journal, Vol. 56, No. 1, 2018, pp. 121-131. doi: 10.2514/1.J056157 (Link)

Perry, A.T. and Ansell, P.J., “Crossflow Fan Power Requirements for Boundary-Layer Suction in Transonic Flow,” Journal of Aircraft, Vol. 54, No. 3, 2017, pp. 1217-1220. doi: 10.2514/1.C034193 (Link)

Wroblewski, G.E. and Ansell, P.J., “Prediction and Experimental Evaluation of Planar Wing Spanloads for Minimum Drag,” Journal of Aircraft, Vol. 54, No. 5, 2017, pp. 1664-1674. doi: 10.2514/1.C034156 (Link)

Ansell, P.J. and Balajewicz, M.J., "Separation of Unsteady Scales in a Mixing Layer using Empirical Mode Decomposition," AIAA Journal, Vol. 55, No. 2, 2017, pp. 419-434. doi:10.2514/1.J055120 (Link)

Ansell, P.J. and Bragg, M.B., "Unsteady Modes in the Flowfield about an Airfoil with a Horn-Ice Shape," Journal of Aircraft, Vol. 53, No. 2, 2016, pp. 475-486. doi: 10.2514/1.C033421 (Link)

Ansell, P.J. and Bragg, M.B., "Characterization of Low-Frequency Oscillations in the Flowfield about an Airfoil with a Horn-Ice Shape," AIAA Journal, Vol. 53, No. 3, pp. 629-637. doi: 10.2514/1.J053206 (Link)

Ansell, P.J., Kerho, M.F., and Bragg, M.B., "Application of a Hinge-Moment-Based Envelope Protection System on a Wing," Journal of Aircraft, Vol. 51, No. 6, 2014, pp. 2038-2042. doi: 10.2514/1.C032703 (Link)

Pomeroy, B.W., Diebold, J.M., Ansell, P.J., and Selig, M.S., "A Study of Burst Wakes in a Multielement Airfoil Flowfield," AIAA Journal, Vol. 52, No. 4, 2014, pp. 821-831. doi: 10.2514/1.J052680 (Link)

Ansell, P.J. and Bragg, M.B., "Measurement of Unsteady Flow Reattachment on an Airfoil with a Leading-Edge Ice Shape," AIAA Journal, Vol. 52, No. 3, 2014, pp. 656-659. doi: 10.2514/1.J052519 (Link)

Ansell, P.J., Bragg, M.B., and Kerho, M.F., "Stall Warning Using Flap Hinge Moment Measurements," Journal of Aircraft, Vol. 48, No. 5, 2011, pp. 1822-1844. doi: 10.2514/1.C031435 (Link)

Conference Proceedings

Collazo, A.G., Ranjan, P., James, K., and Ansell, P.J., "Flight Trajectory Optimization of a Sailplane after Rope Break during Tow-Assisted Takeoff (Invited)," AIAA Paper 2019-2818, 2019. (Link)

Collazo, A.G. and Ansell, P.J., "Development and Validation of a Continuous, Open-Return Transonic Wind Tunnel," AIAA Paper 2019-2858, 2019. (Link)

Zimmerman, J.W., Carroll, D.L., Hristov, G., Vahora, M., and Ansell, P.J., "Circuit Studies for Cyclotronic Plasma Actuators," AIAA Paper 2019-2997, 2019. (Link)

Perry, A.T., Bretl, T.W., and Ansell, P.J., "System Identification and Dynamics Modeling of a Distributed Electric Propulsion Aircraft," AIAA Paper 2019-3086, 2019. (Link)

Colletti, C., Awate, V.G., and Ansell, P.J., "Effect of Geometric Parameters and Flow Conditions on the Frequency of Fluidic Oscillators for Active Flow Control," AIAA Paper 2019-0292, 2019. (Link)

Twiss, D., Colletti, C., and Ansell, P.J., "High Lift Configuration of a Slotted Natural Laminar Flow Airfoil," AIAA Paper 2019-0291, 2019. (Link)

Pieper, K., Perry, A.T., Bretl, T.W., and Ansell, P.J., "Design and Development of a Dynamically, Scaled Distributed Electric Propulsion Aircraft Testbed," AIAA Paper 2018-4996, 2018. (Link)

Kim, H., Perry, A.T., and Ansell, P.J., "A Review of Distributed Electric Propulsion Concepts for Air Vehicle Technology," AIAA Paper 2018-4998, 2018. (Link)

Wroblewski, G.E. and Ansell, P.J., "Mission Analysis and Emissions for Conventional and Hybrid-Electric Regional Jet Aircraft," AIAA Paper 2018-5025, 2018. (Link)

Zimmerman, J.W., Carroll, D.L., Hristov, G., and Ansell, P.J., "Configuration Studies for a Plasma Actuator Technique using Arc Breakdown in a Magnetic Field," AIAA Paper 2018-3758, 2018. (Link)

Collazo, A.G. and Ansell, P.J., "Evaluation of a Griffith Type Transonic Laminar Flow Airfoil," AIAA Paper 2018-3177, 2018. (Link)

Zimmerman, J.W., Hristov, G., Carroll, D.L., and Ansell, P.J., "Development of a Plasma Actuator with Arc Breakdown in a Magnetic Field," AIAA Paper 2018-1555, 2018. (Link)

Angulo, I.A. and Ansell, P.J., "Influence of Aspect Ratio on Dynamic Stall of a Finite Wing," AIAA Paper 2018-0546, 2018. (Link)

Wroblewski, G.E. and Ansell, P.J., "Mission Analysis and Emissions for Conventional and Hybrid-Electric Commercial Transport Aircraft," AIAA Paper 2018-2028. (Link)

Dean, T.S., Wroblewski, G.E., and Ansell, P.J., "Mission Analysis and Component-Level Sensitivity Study of Hybrid-Electric General Aviation Propulsion Systems," AIAA Paper 2018-1749. (Link)

Gupta, R. and Ansell, P.J., "Investigation of the Effects of Reynolds Number on the Unsteady Flow Physics of Airfoil Dynamic Stall," AIAA Paper 2018-0354. (Link)

Perry, A.T., Ansell, P.J., and Kerho, M.F., "Aero-Propulsive and Propulsor Cross-Coupling Effects on a Distributed Propulsion System," AIAA Paper 2018-2051. (Link)

Zimmerman, J.W., Palla, A.D., Carroll, D.L., Hristov, G.K., and Ansell, P.J., "Plasma Actuator with Arc Breakdown in a Magnetic Field for Active Flow Control Applications," AIAA Paper 2017-3477. (Link)

Gupta, R. and Ansell, P.J., "Unsteady Flow Physics of Airfoil Dynamic Stall," AIAA Paper 2017-0999, 2017. (Link)

Hristov, G. and Ansell, P.J., "Post-Stall Hysteresis and Flow Field Unsteadiness on an NACA 0012 Airfoil," AIAA Paper 2017-0997, 2017. (Link)

Perry, A.T., Ansell, P.J., Ananda, G., D’Urso, S., and Kerho, M.F., "Design, Analysis, and Evaluation of a Propulsive Wing Concept," AIAA Paper 2016-4178, 2016. (Link)

Gupta, R. and Ansell, P.J., "Open-Loop and Closed-Loop Trailing-Edge Separation Control on a Natural Laminar Flow Airfoil," AIAA Paper 2016-0319, 2016. (Link)

Wroblewski, G.E. and Ansell, P.J., "Prediction and Experimental Evaluation of Planar Wing Spanloads for Minimum Drag," AIAA Paper 2016-0561, 2016. (Link)

Ansell, P.J. and Bragg, M.B., "Unsteady Modes in the Flowfield about an Airfoil with a Horn-Ice Shape," AIAA Paper 2014-3074, 2014. (Link)

Ansell, P.J. and Bragg, M.B., "Characterization of Ice-Induced Low-Frequency Flowfield Oscillations and their Effect on Airfoil Performance," AIAA Paper 2013-2673, 2013. (Link)

Ansell, P.J., Kerho, M.F., and Bragg, M.B., "Stall Prediction of a Tapered Wing Using Flap Hinge Moment Measurements," AIAA Paper 2013-2654, 2013. (Link)

Pomeroy, B.W., Ansell, P.J., Diebold, J.M., and Selig, M.S., "A Study of Burst Wakes in a Multielement Airfoil Flowfield," AIAA Paper 2013-2919, 2013. (Link)

Ansell, P.J. and Bragg, M.B., "Measurement of Unsteady Flow Reattachment on an Airfoil with a Leading-Edge Ice Shape," AIAA Paper 2012-2797, 2012. (Link)

Ansell, P.J., Bragg, M.B., and Kerho, M.F., "Envelope Protection System for Iced Airfoils Using Flap Hinge Moment," 11ICE-0025/2011-38-0066, SAE 2011 International Conference on Aircraft and Engine Icing and Ground Deicing, Chicago, IL, June, 2011.

Ansell, P.J., Bragg, M.B., and Kerho, M.F., "Envelope Protection System Using Flap Hinge Moment Measurements," AIAA Paper 2010-4225, 2010. (Link)

Theses and Dissertations

Hong, J., "Analysis of Fountain Effect for Tiltrotor Configuration using Computational Fluid Simulation and Experimental Method", M.S. Thesis, University of Illinois at Urbana-Champaign, 2017.

Hristov, G., "Post-Stall Hysteresis and Flow Field Unsteadiness on an NACA 0012 Airfoil", M.S. Thesis, University of Illinois at Urbana-Champaign, 2017.

Gray, C., "Design and Development of a Continuous, Open-Return Transonic Wind Tunnel Facility", M.S. Thesis, University of Illinois at Urbana-Champaign, 2017.

Ranjan, P., "Computational Analysis of Planar Wings Designed for Optimum Span-load", M.S. Thesis, University of Illinois at Urbana-Champaign, 2016.

Perry, A.T., "Experimental Evaluation of a Propulsive Wing Concept", M.S. Thesis, University of Illinois at Urbana-Champaign, 2016.

Gupta, R., "Open-loop and Closed-loop Trailing-edge Separation Control on a Natural Laminar Flow Airfoil", M.S. Thesis, University of Illinois at Urbana-Champaign, 2016.

Wroblewski, G.E., "Prediction and Experimental Evaluation of Planar Wing Spanloads for Minimum Drag", M.S. Thesis, University of Illinois at Urbana-Champaign, 2016.