Books

Schmitz, S. 2019 Aerodynamics of Wind Turbines – A Physical Basis for Analysis and Design, 1st ed., Wiley, ISBN: 978-1119405610 (300 pages).

Peer-reviewed Journal Publications

  *  indicates student of Dr. Schmitz

³⁶ Lorenz, R., Kinzel, M., and S. Schmitz, 2021. Prediction of aerodynamically-triggered condensation: Application to the Dragonfly rotorcraft in Titan’s atmosphere, Aerospace Science and Technology 114(7), pp. 1-12, DOI: 10.1016/j.ast.2021.106738.

³⁵ Corle, E.*, Floros, M., and S. Schmitz, 2021. On the Influence of Aerodynamic Model Selection for Time-Domain Tiltrotor Aeroelastic Analysis, Journal of the American Helicopter Society 66(3), pp. 1-12, DOI: 10.4050/JAHS.66.032009.

³⁴ Major, D.*, Palacios, J., Maughmer, M. D., and S. Schmitz, 2020. Aerodynamics of Leading-Edge Protection Tapes for Wind Turbine Blades, Wind Engineering, DOI:10.1177/0309524X20975446 (21 pages).

³³ Cornelius, J. K.*, Kinzel, M. P., and S. Schmitz, 2020. An Efficient CFD Approach for Coaxial Rotor Simulations in Hover, AIAA Journal of Aircraft 58 (1), pp. 197-202, DOI:10.2514/1.C036037.

³² Lavely, A., Lorenz, R., and S. Schmitz, 2020. Large-Eddy Simulation of Titan’s near-surface atmosphere: Convective turbulence and flow over dunes with application to Huygens and Dragonfly, Icarus 357 114229, DOI:10.1016/j.icarus.2020.114229 (11 pages).

³¹ Thedin, R.*, Murman, S. M., Horn J., and S. Schmitz, 2020. Effects of Atmospheric Turbulence Unsteadiness on Ship Air Wakes and Helicopter Dynamics, AIAA Journal of Aircraft 57(3), pp. 534-546, DOI:10.2514/1.C035643.

³⁰ Tobin, N., Lavely, A., Schmitz, S., and Chamorro, L. P., 2019. Spatiotemporal Correla-tions in the Power Output of Wind Farms: On the Impact of Atmospheric Stability, Energies 12(8), DOI:10.3390/en12081486 (12 pages).

²⁹ Schmitz, S. 2019 Drag Decomposition Using Partial-Pressure Fields in the Compressible Navier-Stokes Equations, AIAA Journal 57(5), pp. 2030-2038, DOI: 10.2514/1.J057701.

²⁸ Thedin, R.*, Kinzel, M. P., Horn, J. F., and S. Schmitz, 2019. Coupled Simulations of Atmospheric Turbulence-Modified Ship Airwakes and Helicopter Flight Dynamics, in press, AIAA Journal of Aircraft 56(2), pp. 812-824, DOI: 10.2514/1.C035158.

²⁷ Yang, T., Brentner, K. S., Corle, E.*, and S. Schmitz, 2019. Study of Active Rotor Control for In-Plane Noise Reduction, AIAA Journal of Aircraft 56(1), pp. 179-190, DOI: 10.2514/1.C034873.

²⁶ Reich, D.*, Sinding, K., and S. Schmitz, 2018. Visualization of Helicopter Rotor Hub Wake, Experiments in Fluids 59(7), DOI: 10.1007/s00348-018-2571-7 (12 pages).

²⁵ Thedin, R.*, Kinzel, M. P., and S. Schmitz, 2018. An Evaluation of the Effects of Resolved Shear-Driven Atmospheric Turbulence on Ship Airwakes, Journal of the American Helicopter Society 63(2), pp. 1-16, DOI: 10.4050/JAHS.63.022009.

²⁴ Jha, P. K.*, and S. Schmitz, 2018. Actuator Curve Embedding – an advanced actuator line method, Journal of Fluid Mechanics 834, DOI: 10.1017/jfm.2017.793 (10 pages).

²³ Blumenthal, B.*, Elmiligui, A. A., Geiselhart, K., Campbell, R. L., Maughmer, M. D., and S. Schmitz, 2018. Computational Investigation of a Boundary-Layer Ingestion Propulsion System for the Common Research Model, AIAA Journal of Aircraft 55(3), pp. 1141-1153, DOI: 10.2514/1.C034454.

²² Reich, D.*, Willits, S., and S. Schmitz, 2017.  Scaling and Configuration Effects on Helicopter Rotor Hub Interactional Aerodynamics, AIAA Journal of Aircraft 54(5), pp. 1692-1704, DOI: 10.2514/1.C034250.

²¹ Blasco, P. M.*, Palacios, J. L., and S. Schmitz, 2017. Effect of Icing Roughness on Wind Turbine Power Production, Wind Energy 20(4) pp. 601-617, DOI: 10.1002/we.2026 (17 pages).

²⁰ Schmitz, S., and D. Maniaci, 2016.  Analytical Method to Determine a Tip Loss Factor for Highly-Loaded Wind Turbine Rotors, AIAA Journal 55(2) pp. 341-351, DOI: 10.2514/1.J055112 (11 pages).

¹⁹ Jha, P. K., and S. Schmitz, 2016. Blade Load Unsteadiness and Turbulence Statistics in an Actuator-Line Computed Turbine-Turbine Interaction Problem, ASME Journal of Solar Energy Engineering 138(3):031002 (13 pages).

¹⁸ Kody, F.*, Corle, E. L.*, Maughmer, M. D., and S. Schmitz, 2016. Higher-Harmonic Deployment of Trailing-Edge Flaps for Rotor-Performance Enhancement and Vibration Reduction, AIAA Journal of Aircraft 53(2), pp. 333-342.

¹⁷ Reich, D.*, Shenoy, R., Smith, M. , and S. Schmitz, 2016. A Review of 60 Years of Rotor Hub Wake Physics (1954-2014), Journal of the American Helicopter Society 61(2) pp. 1-17.

¹⁶ Mena, I., Schmitz, S., and D. K. McLaughlin, 2015. An Evaluation of a Course that Introduces Undergraduate Students to Authentic Aerospace Engineering Research, Advances in Engineering Education 4(4) (20 pages).

¹⁵ Jha, P. K.*, Duque, E. P. N., Bashioum, J. L.*, and S. Schmitz, 2015. Unraveling the Mysteries of Turbulence Transport in a Wind Farm, Energies 8(7):6468-6496.

¹⁴ Schmitz, S., and J. G. Coder, 2015. Inviscid Circulatory-Pressure Field Derived from the Navier-Stokes Equations. AIAA Journal 53(1):33-41.

¹³ Schmitz, S., 2014. Finite-Domain Viscous Correction to the Kutta-Joukowski Theorem in Incompressible Flow. AIAA Journal 52(9):2079-2083.

¹² Reich, D.*, Elbing, B., Berezin, C., and S. Schmitz, 2014. Water Tunnel Flow Diagnostics of Wake Structures Downstream of a Model Helicopter Rotor Hub. Journal of the American Helicopter Society 59(3) pp. 33-41.

¹¹ Jha, P.*, Churchfield, M. J., Moriarty, P. J., and S. Schmitz, 2014. Guidelines for Actuator Line Modeling of Wind Turbines on Large-Eddy Simulation-type Grids. ASME Journal of Solar Energy Engineering 136:031003 (11 pages).

¹⁰ Dowler, J. L.*, and S. Schmitz, 2014. A Solution-Based Stall Delay Model for Horizontal-Axis Wind Turbines. Wind Energy. Published online in Wiley Online Library (wileyonlinelibrary.com). DOI: 10.1002/we.1791 (21 pages).

⁹ Kody, F.*, Bramesfeld, G, and S. Schmitz, 2013. An Efficient Methodology for Using a Multi-Objective Evolutionary Algorithm for Winglet Design. Technical Soaring 37(3):45-56.

⁸ Yiqiang, H., Palacios, J., and S. Schmitz. 2012. Scaled Ice Accretion Experiments on a Rotating Wind Turbine Blade, Journal of Wind Engineering and Industrial Aerodynamics 109:55-67.

⁷ Schmitz, S., Bhagwat, M., Moulton, M. A., Caradonna F. X., and J. J. Chattot. 2009. The Prediction and Validation of Hover Performance and Detailed Blade Loads, Journal of the American Helicopter Society 54 032004 (12 pages).

⁶ Schmitz, S. 2009. On the Tip-Vortex Strength of Low-Drag Wings in Lifting-Line Theory, Computational Fluid Dynamics Journal, Technical Note 17:356-359.

⁵ Schmitz, S., and J. J. Chattot. 2007. Flow Physics and Stokes’ Theorem  in Wind Turbine Aerodynamics, Computers and Fluids 36:1583-1587, also in Computational Fluid Dynamics 2006, Springer :801-806.

⁴ Schmitz, S., and J. J. Chattot. 2007. Method for Aerodynamic Analysis of Wind Turbines at Peak Power, AIAA Journal of Propulsion and Power, Technical Note 23:243-246.

³ Schmitz, S., and J. J. Chattot. 2006. Characterization of Three-Dimensional Effects for the Rotating and Parked NREL Phase VI Wind Turbine, ASME Journal of Solar Energy Engineering 128:445-454.

² Schmitz, S., and J. J. Chattot. 2006. A Coupled Navier-Stokes/Vortex-Panel Solver for the Numerical Analysis of Wind Turbines, Computers and Fluids 35:742-745, also in Computational Fluid Dynamics 2004, Springer :289-294.

¹ Schmitz, S., and J. J. Chattot. 2005. A Parallelized Coupled Navier-Stokes/Vortex-Panel Solver, ASME Journal of Solar Energy Engineering 127:475-487.

Peer-reviewed Conference Proceedings

  *  indicates student of Dr. Schmitz

⁹ Stewart, S. W., Schmitz, S., Cutler, S., and Kottmeyer, A., 2018. Industry-based Case Studies for an Online Wind Energy Certificate Program, ASEE American Society for Engineering Education (8 pages).

⁸ Lorenz, R. D., Turtle, E. P., Barnes, J. W., Trainer, M. G., Adams, D. S., Hibbard, K. E., Sheldon, C. Z., Zacny, K., Peplowski, P. N., Lawrence, D. J., Ravine, M. A., McGee, T. G., Sotzen, K. S., MacKenzie, S. M., Langelaan, J. W., Schmitz, S., Wolfarth, L. S., and P. D. Bedini, 2018. Dragonfly: a rotorcraft lander concept for scientific exploration at Titan, Johns Hopkins APL Technical Digest 35(3), pp. 374-387.

⁷ Langelaan, J. W., Schmitz, S., Palacios, J., and Lorenz, R, 2017. Energetics of Rotary Wing Exploration on Titan, IEEE Aerospace Conference: Future Missions & Enabling Technologies for In Situ Exploration (11 pages).

⁶ Maniaci, S., and S. Schmitz, 2016. Extended Glauert Tip Correction to Include Vortex Rollup Effects, The Science of Making Torque from Wind, TORQUE 2016. (10 pages)

⁵ Suzuki, K., Schmitz, S., Ouyang, H, and J. J. Chattot, 2014. Extension of an Unsteady Hybrid Navier-Stokes/Vortex-Panel Solver to Wind Turbine Aerodynamic Simulations at Higher Yaw Angles, Proceedings of ASME Turbo Expo, GT2014-25596. (10 pages)

⁴ Mena, I., and S. Schmitz, 2013, An Exploratory Study of the Research Mentor Experience in a Novel Undergraduate Aerospace Engineering Course, Proceedings of the 120^th ASEE Conference and Exposition. (11 pages).

³ McLaughlin, D., K., Schmitz, S., and I. Mena, 2013, Report on the Learning Experiences of Undergraduate Students in a Novel Aerospace Engineering Course Integrating Teaching and Research, Proceedings of the 120^th ASEE Conference and Exposition. (13 pages).

² Schmitz, S., and J. J. Chattot. 2006. Characterization of Three-Dimensional Effects for the Rotating and Parked NREL Phase VI Wind Turbine, AIAA-2006-0392. (20 pages).

¹ Schmitz, S., and J. J. Chattot. 2005. Application of a Parallelized Coupled Navier-Stokes/Vortex-Panel Solver to the NREL Phase VI Rotor, AIAA-2005-0593, A Collection of the 2005 ASME Wind Energy Symposium Technical Papers :167-179.

Conference Proceedings, Presentations

  *  indicates student of Dr. Schmitz

⁷⁹  Hart, P. L.* and S. Schmitz 2021. Drag Decomposition Using Partial Pressure Fields – ONERA M6 Wing. AIAA Aviation 2021 Forum, AIAA 2021-2555. (18 pages)

⁷⁸  Cornelius, J. K.*, Opazo, T., Langelaan, J. W., Schmitz, S., Villac, B., Adams, D., Rodovskiy, L., and L. Young 2021. Dragonfly – Aerodynamics during Transition to Powered Flight. Proceedings of the American Helicopter Society 77^th Annual National Forum. (14 pages).

⁷⁷  Adams, D. S., Langelaan, J. W. , Lorenz, R. D., and S. Schmitz 2021. Conceptual Design of the Dragonfly Lander. Proceedings of the American Helicopter Society 77^th Annual National Forum. (11 pages).

⁷⁶  Tierney, C.*, Reich, D., Jaffa, N., and S. Schmitz 2021. Scaled Model Testing of Coaxial Rotor Hub Flows. Proceedings of the American Helicopter Society 77^th Annual National Forum. (21 pages).

⁷⁵  Schmitz, S., Tierney, C.*, Reich, D., Jaffa, N., Centolanza, L. R., and M. L. Thomas 2021. Three Rotor Hub Flow Prediction Workshops (2016-2020) – What did we learn & What’s next ? Proceedings of the American Helicopter Society 77^th Annual National Forum. (17 pages).

⁷⁴  Christoffel, T., Hendrick, C., Thedin, R.*, Schmitz, S., and J. Horn 2020. Towards Validation of a Dynamic Interface Simulation using Flight Test Data. Proceedings of the American Helicopter Society 76^th Annual National Forum. (20 pages).

⁷³  Farish, D.*, Thedin, R.*, Seth, D., and S. Schmitz, 2020. Investigations of Ship Airwakes Using Concurrent CFD Computations and PIV Experiments. Proceedings of the American Helicopter Society 76^th Annual National Forum. (16 pages).

⁷² Turtle, E. P., Barnes, J. W., Trainer, M. G., Lorenz, R. D., Hibbard, K. E., Adams, D. S., Bedini, P., Brinckerhoff, W. B., Cable, M. L., Ernst, C., Freissinet, C., Hand, K., Hayes, A. G., Horst, S. M., Johnson, J. R., Karkoschka, E., Langelaan, J. W., Lawrence, D. J., Le Gall, A., Lora, J. M., MacKenzie, S. M., McKay, C. P., Neish, C. D., Newman, C. E., Palacios, J., Panning, M. P., Parsons, A. M., Peplowski, P. N., Radebaugh, J., Rafkin, S. C. R., Ravine, M. A., Schmitz, S., Soderblom, J. M., Sotzen, K. S., Stickle, A. M., Stofan, E. R., Tokano, T., Wilson, W., Yingst, R. A., and K .Zacny, 2020. Dragonfly: In Situ Exploration of Titan’s Organic Chemistry and Habitability, 51st Lunar and Planetary Science Conference 2020 (LPI Contrib. No. 2326). (2 pages).

⁷¹  Corle, E.*, Floros, M., and S. Schmitz, 2020. Vortex particle method whirl-flutter predictions of a tiltrotor with wing extensions. Proceedings of the Aeromechanics for Advanced Vertical Flight Technical Meeting 2020, Held at Transformative Vertical Flight 2020, pp. 244-258.

⁷⁰  Major, D.*, Palacios, J., Maughmer, M. D., and S. Schmitz, 2020. A numerical model for the analysis of leading-edge protection tapes for wind turbine blades. Journal of Physics: Conference Series 1452 (1), 012058. (13 pages)

⁶⁹ Thedin, R.*, Murman, S. M., Horn J., and S. Schmitz, 2019. On the Unsteadiness of Ship Airwakes Subject to Atmospheric Boundary-Layer Inflow from a Helicopter Operation Perspective. AIAA Aviation 2019 Forum, AIAA 2019-3032. (17 pages)

⁶⁸ Coder, J. G. and S. Schmitz, 2019. Thermodynamic Decomposition of Compressible Wave Drag in the Euler Equations. AIAA Aviation 2019 Forum, AIAA 2019-2958. (11 pages)

⁶⁷  Major, D.*, Palacios, J., Maughmer, M. D., and S. Schmitz, 2019. Design, Analysis, and Testing of Leading-edge Protection Tapes for Wind Turbine Blades. Wind Energy Science Conference – WESC 2019, Cork (Ireland), Presentation only.

⁶⁶  Tierney, C.*, Harris, J., Reich, D., Jaffa, N., and S. Schmitz, 2019. Scaled Model Testing of Rotor Hub Root-End Airfoil Shapes. Proceedings of the American Helicopter Society 75^th Annual National Forum. (13 pages).

⁶⁵  Schmitz, S., Tierney, C.*, Metkowski, L.*, Reich, D., Jaffa, N., Centolanza, L. R., and M. L. Thomas, 2019. 2nd Rotor Hub Flow Prediction Workshop – Experimental Data Campaigns & Computational Analyses. Proceedings of the American Helicopter Society 75^th Annual National Forum. (15 pages).

⁶⁴  Corle, E.*, Kang, H., Floros, M., and S. Schmitz, 2019. Time- and Frequency-Domain Whirl-Flutter Analysis using Vortex Particle Method. Proceedings of the American Helicopter Society 75^th Annual National Forum. (11 pages).

⁶³ Cornelius, J. K.*, Kinzel, M. P., and S. Schmitz, 2019. An Efficient CFD Approach for Co-Axial Rotor Simulations, AIAA SciTech 2019 Forum, AIAA 2019-1658. (20 pages)

⁶² Kinzel, M. P., Cornelius, J. K.*, Schmitz, S., Palacios, J., Langelaan, J., Adams, D. S., and R. D. Lorenz, 2019. An Investigation of the Behavior of a Coaxial Rotor in Descent and Ground Effect, AIAA SciTech 2019 Forum, AIAA 2019-1098. (12 pages)

⁶¹ Yan, S., Getz, D. V., Palacios, J., Kinzel, M. P., Schmitz, S., and J. Langelaan, 2019. Design, Fabrication and Preliminary Testing of an Experimental Measurement Rig for Co-Axial Rotors, AIAA SciTech 2019 Forum, AIAA 2019-1096. (11 pages)

⁶⁰ Corle, E.*, Floros, M., and S. Schmitz, 2019. Transient CFD/CSD Tiltrotor Stability Analysis, AIAA SciTech 2019 Forum, AIAA 2019-2132. (12 pages)

⁵⁹ Turtle, E. P., Barnes, J. W., Trainer, M. G., Lorenz, R. D., Hibbard, K. E., Adams, D. S., Bedini, P., Brinckerhoff, W. B., Cable, M. L., Ernst, C., Freissinet, C., Hand, K., Hayes, A. G., Horst, S. M., Johnson, J. R., Karkoschka, E., Langelaan, J. W., Lawrence, D. J., Le Gall, A., Lora, J. M., MacKenzie, S. M., McKay, C. P., Neish, C. D., Newman, C. E., Palacios, J., Panning, M. P., Parsons, A. M., Peplowski, P. N., Radebaugh, J., Rafkin, S. C. R., Ravine, M. A., Schmitz, S., Soderblom, J. M., Sotzen, K. S., Stickle, A. M., Stofan, E. R., Tokano, T., Wilson, W., Yingst, R. A., and K .Zacny, 2018. Dragonfly: In Situ Exploration of Titan’s Organic Chemistry and Habitability, 49th Lunar and Planetary Science Conference 2018 (LPI Contrib. No. 2083). (2 pages).

⁵⁸ Chamorro, L. P., Tobin, N., Lavely, A., and S. Schmitz, 2018. Impact of Turbulence Coherence on Wind-Farm Power Fluctuations and Effect of Atmospheric Stability, 71st Annual Meeting of the American Physical Society (APS) Division of Fluid Dynamics, (abstract) Bulletin of the American Physical Society.

⁵⁷ Schmitz, S. 2018. Drag Decomposition Using Partial Pressure Fields in the Compressible Navier-Stokes Equations, AIAA Aviation Forum – Fluid Dynamics Conference, AIAA-2018-2908. (16 pages).

⁵⁶  Metkowski, L.*, Reich, D., Sinding, K., Jaffa, N., and S. Schmitz, 2018. Full-Scale Reynolds Number Experiment on Interactional Aerodynamics Between Two Model Rotor Hubs and a Horizontal Stabilizer. Proceedings of the American Helicopter Society 74^th Annual National Forum. (10 pages).

⁵⁵  Corle, E.*, Floros, M., and S. Schmitz, 2018. CFD/CSD Aeroelastic Predictions of a Semi-Span Tiltrotor. Proceedings of the American Helicopter Society 74^th Annual National Forum. (10 pages).

⁵⁴  Stanko, J.*, Coder, J. G., and S. Schmitz, 2018. Shape Optimization of Rotorcraft Airfoils Using a Genetic Algorithm. Proceedings of the American Helicopter Society 74^th Annual National Forum. (9 pages).

⁵³  Thedin, R.*, Kinzel, M. P., and S. Schmitz, 2018. Simulation of a Helicopter-Ship Dynamic Interface Using Offline Database of Atmospheric Turbulence-Modified Airwake. Proceedings of the American Helicopter Society 74^th Annual National Forum. (15 pages).

⁵² Jha, P. K., Jemcov, A., Sideroff, C., Wang, G., and S. Schmitz, 2018. Uncertainty Quantification Pertinent to Wind Farm Flow Physics and Modeling, 2018 Wind Energy Symposium, AIAA SciTech Forum, AIAA 2018-0255. (12 pages)

⁵¹ Thedin, R.*, Kinzel, M. P., and S. Schmitz, 2017. Numerical Study of Ship Airwake Characteristics Immersed in Atmospheric Boundary-Layer Flow. 70th Annual Meeting of the American Physical Society (APS) Division of Fluid Dynamics, (abstract) Bulletin of the American Physical Society.

⁵⁰ Lavely, A. W.*, Churchfield, M., Larwood, S., and S. Schmitz, 2017. Validation of an Actuator-Line Tower Model for Upwind and Downwind Turbine Configurations. The 3rd International Conference on Future Technologies for Wind Energy, Denver, CO, Presentation.

⁴⁹  Schmitz, S. 2017. Effect of Atmospheric Stability State on Wind Turbine Loads and Near Wake. Wind Energy Science Conference – WESC 2017, Lyngby (Denmark), Presentation only.

⁴⁸  Thedin, R.*, Kinzel, M. P., and S. Schmitz, 2017. High-Fidelity Simulations of the Interactions of Atmospheric Turbulence with Ship Airwakes. Proceedings of the American Helicopter Society 73^rd Annual National Forum. (14 pages).

⁴⁷  Schmitz, S., Reich, D. B.*, Smith, M. J., and L. R. Centolanza, 2017. First Rotor Hub Flow Prediction Workshop – Experimental Data Campaigns and Computational Analyses. Proceedings of the American Helicopter Society 73^rd Annual National Forum. (16 pages).

⁴⁶ S. Schmitz, 2016. 1^st Rotor Hub Flow Prediction Workshop, Vertiflite, November/December Issue, pp. 60-61.

⁴⁵ Corle, E. L.*, and S. Schmitz, 2016. Optimization of Individual Blade Control, 13th Overset Composite Grid and Solution Technology Symposium, (poster).

⁴⁴ Reich, D.*, and S. Schmitz, 2016. Flow Visualization of Helicopter Rotor Hub/Pylon Aerodynamic Interaction, 69^th Annual Meeting of the American Physical Society (APS) Division of Fluid Dynamics, Gallery of Fluid Motion. https://gfm.aps.org/meetings/dfd-2016/57c0748bb8ac31179100038a.

⁴³ Petrin, C., Reich, D.*, Schmitz, S., and B. R. Elbing, 2016. Spectral Analysis of the Wake behind a Helicopter Rotor Hub, 69th Annual Meeting of the American Physical Society (APS) Division of Fluid Dynamics, (abstract) Bulletin of the American Physical Society.

⁴² Blumenthal, B.*, Elmiligui, A. A., Geiselhart, K., Campbell, R. L., Maughmer, M. D., and S. Schmitz, 2016. Computational Investigation of a Boundary-Layer Ingestion Propulsion System for the Common Research Model, AIAA-2016-3812. (32 pages).

⁴¹ Corle, E. L.*, Ferguson, K.*, and S. Schmitz, 2016. Parallel Evolutionary Optimization for Rotorcraft Design, Proceedings of the American Helicopter Society 72^nd Annual National Forum. (10 pages).

⁴⁰ Corle, E.*, Maughmer, M. D., and S. Schmitz, 2016. Correlation of RCAS Load Predictions for an Active Flap Rotor, AHS Technical Meeting on Aeromechanics Design for Vertical Lift. (17 pages).

³⁹ Schmitz, S., and D. Maniaci, 2016. Analytical Method to Determine a Tip Loss Factor for Highly-Loaded Wind Turbine Rotors, AIAA-2016-0752. (16 pages).

³⁸ Aguasvivas, S.*, Lavely, A., Vijayakumar, G., Schmitz, S., Brasseur, J., and E.P.N. Duque, 2015. Nonsteady Wind Turbine Loading Response to Passage of Daytime Atmospheric Eddies, 68^th Annual Meeting of the American Physical Society (APS) Division of Fluid Dynamics, Gallery of Fluid Motion. http://gfm.aps.org/meetings/dfd-2015/55f598c069702d060d7e0300.

³⁷ Elbing, B. R., Reich, D. B.*, and S. Schmitz, 2015. Flow Structures within a Helicopter Rotor Hub Wake, 68th Annual Meeting of the American Physical Society (APS) Division of Fluid Dynamics, (abstract) Bulletin of the American Physical Society.

³⁶ Reich, D. B.*, Willits, S., and S. Schmitz, 2015. Reynolds Number Effects on Helicopter Rotor Hub Flow, 68th Annual Meeting of the American Physical Society (APS) Division of Fluid Dynamics, (abstract) Bulletin of the American Physical Society.

³⁵ Reich, D.*, Willits, S., and S. Schmitz, 2015. Effect of Reynolds Number and Advance Ratio on the Drag of a Model Helicopter Rotor Hub, Proceedings of the American Helicopter Society 71st Annual National Forum. (21 pages).

³⁴ Choepel, T., Schmitz, S., and M. D. Maughmer, 2015. A Higher-Order, Free-Wake Method Applied to the Problem of Hovering Rotors, Proceedings of the American Helicopter Society 71st Annual National Forum. (8 pages).

³³ Corle, E. L.*, Schmitz, S., Yang, T., and K. S. Brentner, 2015. Efficient Active Rotor Concepts for In-Plane Noise Reduction, AIAA-2015-0789. (12 pages).

³² Churchfield, M. J., Wang, Z.*, and S. Schmitz, 2015. Modeling Wind Turbine Tower and Nacelle Effects within an Actuator Line Model, AIAA-2015-0214. (19 pages).

³¹ Blasco, P. M.*, Palacios, J., and S. Schmitz, 2015. Investigation of Wind Turbine Power Generation During Atmospheric Icing by Multi-Disciplinary Experimentation, AIAA-2015-0496. (11 pages).

³⁰ Aguasvivas, S.*, Plummer, J.*, Jha, P.*, Schmitz, S., and E.P.N. Duque. 2014. Turbulent Transport in the Wakes of Wind Turbines, 67^th Annual Meeting of the American Physical Society (APS) Division of Fluid Dynamics, Gallery of Fluid Motion. http://gfm.aps.org/meetings/dfd-2014/541657b869702d585c610100.

²⁹ Jha, P.*, Duque, E. P. N., Bashioum, J. L.*, and S. Schmitz, 2014. Turbulent Transport Phenomena in the Wakes of Wind Turbines, Proceedings of the American Helicopter Society 70th Annual National Forum. (16 pages).

²⁸ Reich, D.*, Schmitz, S., Shenoy, R., and M. Smith, 2014. An Assessment of the Long-Age Unsteady Rotor Hub Wake Physics for Empennage Analysis, Proceedings of the American Helicopter Society 70th Annual National Forum. (14 pages).

²⁷ Yang, T., Brentner, K. S., Corle, E. L.*, and S. Schmitz, 2014. Understanding In-Plane Noise Control and Loading for Active Noise Control, Proceedings of the American Helicopter Society 70th Annual National Forum. (18 pages).

²⁶ Kody, F.*, Corle, E.*, Maughmer, M. D., and S. Schmitz, 2014. Non-Harmonic Deployment of Trailing Edge Flaps for Rotor Performance Enhancement and Vibration Reduction, AHS 5^th Decennial Aeromechanics Specialists’ Conference. (15 pages).

²⁵ Jha, P.*, Churchfield, M. J., Moriarty, P. J., and S. Schmitz, 2014. The Effect of Various Actuator-Line Modeling Approaches on Turbine-Turbine Interactions and Wake-Turbulence Statistics in Atmospheric Boundary-Layer Flow, AIAA-2014-0710. (21 pages).

²⁴ Motta-Mena, J., Jha, P.*, Campbell, R., Schmitz, S., and J. G. Brasseur, 2014. Coupling of a Fluid-Structure Interaction – Actuator Line Solver for Implementation in a Cyber Wind Facility, AIAA-2014-0717. (11 pages).

²³ Jha, P.*, Bashioum, J. L.*, Schmitz, S., and E.P.N. Duque. 2013. Wake Turbulence of Two NREL 5-MW Wind Turbines Immersed in Neutral Atmospheric Boundary-Layer Flow, 66^th Annual Meeting of the American Physical Society (APS) Division of Fluid Dynamics, Gallery of Fluid Motion. http://arxiv.org/abs/1310.3294.

²² Jha, P.*, and S. Schmitz. 2013. An Actuator Curve Embedding Method to Model Wind Turbine Wakes, (abstract) Bulletin of the American Physical Society :58.

²¹ Reich, D.*, Elbing, B., and S. Schmitz, 2013, Experimental Investigation of a Helicopter Rotor Hub Wake, (abstract) Bulletin of the American Physical Society :58.

²⁰ Motta-Mena, J., Jha, P.*, Campbell, R., Schmitz, S., and J. G. Brasseur, 2013. Coupling the Actuator Line and Finite Element Methods to Model Fluid Structure Interaction of a Commercial Wind Turbine in the Atmosphere, (abstract) Bulletin of the American Physical Society :58.

¹⁹ Reich, D.*, Elbing, B., Berezin, C., and S. Schmitz, 2013, Water Tunnel Flow Diagnostics of Wake Structures Downstream of a Model Helicopter Rotor Hub, Proceedings of the American Helicopter Society 69th Annual National Forum. (17 pages).

¹⁸ Kody, F.*, Maughmer, M. D., and S. Schmitz, 2013, Non-Harmonic Deployment of Active Devices for Rotor Performance Enhancement, Proceedings of the American Helicopter Society 69th Annual National Forum. (13 pages).

¹⁷ Schmitz, S., and P. K. Jha*, 2013, Modeling the Wakes of Wind Turbines and Rotorcraft Using the Actuator-Line Method in an OpenFOAM – LES Solver, Proceedings of the American Helicopter Society 69th Annual National Forum. (8 pages).

¹⁶ Kody, F.*, Bramesfeld, G, and S. Schmitz, 2013. Winglet Design for Sailplanes Using Multi-Objective Evolutionary Algorithm, AIAA-2013-0781. (19 pages).

¹⁵ Dowler, J. L.*, and S. Schmitz, 2013. A Solution-Based Stall Delay Model for Horizontal-Axis Wind Turbines, AIAA-2013-0912. (16 pages).

¹⁴ Jha, P.*, Churchfield, M. J., Moriarty, P. J., and S. Schmitz, 2013. Accuracy of State-of-the-Art Actuator-Line Modeling for Wind Turbine Wakes, AIAA-2013-0608. (19 pages).

¹³ Jha, P. *, Churchfield, M., Moriarty, P., and S. Schmitz. 2012. Accuracy of Current Actuator-Line Modeling Methods in Predicting Blade Loads and Wakes of Wind Turbines, (abstract) Bulletin of the American Physical Society :57(17):43.

¹² Brasseur, J., Vijayakumar, G., Lavely, A., Nandi, T., Jayaraman, B., Jha, P.*, Dunbar, A., Motta-Mena, J., Haupt, S., Craven, B., Campbell, R., S. Schmitz, and E. Paterson. 2012. The Penn State “Cyber Wind Facility”, (abstract) Bulletin of the American Physical Society :57(17):241.

¹¹ Jha, P.*, Brillembourg, D.*, and S. Schmitz. 2012. Wind Turbines under Atmospheric Icing Conditions – Ice Accretion Modeling, Aerodynamics, and Control Strategies for Mitigating Performance Degradation, AIAA-2012-1287. (11 pages).

¹⁰ Schmitz, S. 2011. The Kutta-Zhukovsky Lift Theorem revisited: Alteration due to the Viscous Wake, (abstract) Bulletin of the American Physical Society :56(18):128.

⁹ Suzuki, K., Schmitz, S., and J. J. Chattot. 2010. Analysis of a Swept Wind Turbine Blade Using a Hybrid Navier-Stokes/Vortex-Panel Model, Computational Fluid Dynamics 2010, Springer :213-218.

⁸ Schmitz, S., Bhagwat, M., and F. X. Caradonna. 2010. Physical and Numerical Issues in the Prediction of Free Wake Hover Performance, Proceedings of the American Helicopter Society 66th Annual National Forum. (13 pages).

⁷ Schmitz, S., Bhagwat, M., and F. X. Caradonna. 2009. A Generalized Potential Method for Modeling Rotor Wake Flows, AIAA-2009-3856. (15 pages).

⁶ Bhagwat, M., Caradonna, F. X., and S. Schmitz. 2009. Some Applications and Developments of the Vorticity Embedded Potential Model for Rotor Flow, Rotorcraft Wake Prediction Basic Research Workshop Proceedings :327-336.

⁵ Bhagwat, M., Caradonna, F. X., Schmitz, S., and M. A. Moulton. 2008. Similarity Scaling Trends Using a Hybrid CFD-based Hover Performance Tool, Proceedings of the American Helicopter Society 64th Annual National Forum. (16 pages).

⁴ Schmitz, S., Chattot, J. J., Bhagwat, M., Moulton, M. A., and F. X. Caradonna. 2008. The Prediction and Validation of Hover Performance and Detailed Blade Loads, American Helicopter Society Aeromechanics Specialist’s Conference. (19 pages).

³ Schmitz, S., Bhagwat, M., Moulton, M. A., and F. X. Caradonna. 2008. A Contour Coupling Methodology for Helicopter Hover Performance Analysis, AIAA-2008-0404. (14 pages).

² Schmitz, S., and J. J. Chattot. 2005. Influence of the Vortical Wake behind Wind Turbines using a Coupled Navier-Stokes/Vortex-Panel Methodology, Computational Fluid and Solid Mechanics 2005, Elsevier Ltd. :832-836.

¹ Schmitz, S., and J. J. Chattot. 2005. Wind Turbine Blade Aerodynamics of the NREL Phase VI Rotor near Peak Power, AIAA-2005-4850. (10 pages).