David P. Schmidt

Professor

Marston 210B

210B Marston Hall
University of Massachusetts
160 Governors Drive
Amherst, MA 01003-2210

schmidt@acad.umass.edu

(413) 545-1393

(413) 545-1027

Multi-phase Flow Simulation Laboratory

Horizontal Tabs

Education

B.S., North Carolina State University, 1992;
M.S., Stanford University, 1993;
Ph.D., University of Wisconsin, Madison, 1997

Research

Sprays, cavitation, and other multiphase flows
Wind Energy

Program Area:

Mechanical Engineering

Research Area:

Fluid Dynamics

Publications

Journal Publications

Sampath Rachakonda, Arman Paydarfar and David Schmidt, "Prediction of spray collapse in multi-hole gasoline direct injection (GDI) fuel injectors," International Journal of Engine Research, v. 20, pp. 18-33, 2019.
Sampath Rachakonda, Arman Paydarfar and David Schmidt, "Internal Flow in a Single-Hole Asymmetric Nozzle:Effect of the Drill Angle and Nature of the Counter-Bore," SAE International Journal of Engines, in press, 2019.
Sampath K Rachakonda, Yue Wang, Ronald O Grover Jr, Maryam Moulai, Eli Baldwin, Gaoming Zhang, Scott Parrish, Ramachandra Diwakar, Tang-Wei Kuo, David P Schmidt, “A computational approach to predict external spray characteristics for flashing and cavitating nozzles,” International Journal of Multiphase Flow, 106, 21-33, 2018.
David P. Schmidt and Frederick Bedford, “An Analysis of the Convergence of Stochastic Lagrangian/Eulerian Spray Simulations,” International Journal of Multiphase Flow, 102, 95-101, 2018.
Konstantinos Lyras, Siaka Dembele, David P. Schmidt, and Jennifer X. Wen, “Numerical simulation of subcooled and superheated jets under thermodynamic non-equilibrium,” International Journal of Multiphase Flow,102, 16-28, 2018.
Rachakonda S, Wang Y, Grover R, Moulai M, Baldwin E, Zhang G, Parrish S, Diwakar R, Kuo T-W, and Schmidt D, "A Computational Approach to Predict External Spray Characteristics for Flashing and Cavitating Nozzles", International Journal of Multiphase Flow, 106, 21-33, 2018.
Rachakonda S, Wang Y, Schmidt D, "Flash-Boiling Initialization for Spray Simulation Based on Parametric Studies", Atomization and Sprays, 28 (2), 2018.
Bush Trenton B., Zahra Khalkhali, Victor Champagne, David P. Schmidt, and Jonathan P. Rothstein “Optimization of Cold-Spray Deposition of High Density Polyethylene Powders,” J. Thermal Spray Tech., 26(7), 1548-1564, 2017.
Bush, T. B., Z. Khalkhali, D. P. Schmidt, and J. P. Rothstein, ‘‘Cold spray deposition of high density polyethylene powders,’’ J. Therm. Spray Technol. 26, 1548-1564 (2017).
Duke, D., A. Kastengren, K. Matusik, , A. Swantek, C. Powell, R. Payri, D. Vaquerizo, L. Itani, G. Bruneaux, R. Grover, S. Parrish, L. Markle, D. Schmidt, J. Manin, S. Skeen, L. Pickett, “Internal and Near Nozzle Measurements of Engine Combustion Network ‘Spray G’ Gasoline Direct Injectors,” Experimental Thermal and Fluid Science, 88, 608-621, 2017.
Duke, D., Finney, C., Kastengren, A., Matusik, K. et al., "High-Resolution X-Ray and Neutron Computed Tomography of an Engine Combustion Network Spray G Gasoline Injector," SAE Int. J. Fuels Lubr. 10(2):2017, doi:10.4271/2017-01-0824.
Pandal, A., Pastor, J., Payri, R., Kastengren, A. et al., "Computational and Experimental Investigation of Interfacial Area in Near-Field Diesel Spray Simulation," SAE Int. J. Fuels Lubr. 10(2):2017, doi:10.4271/2017-01-0859.
E. T. Baldwin, R. O. Grover Jr., S. E. Parrish, D. J. Duke, K. E. Matusik, C. F. Powell, A. L. Kastengren, D. P. Schmidt, “String Flash-Boiling in Gasoline Direct Injection Simulations with Transient Needle Motion,” Intl. J. of Multiphase Flow, v. 87, pp. 90-101, 2016.
M.A. Benitz, D.W. Carlson, B. Seyed-Aghazadeh, Y. Modarres-Sadeghi, M.A. Lackner, D.P. Schmidt, “CFD simulations and experimental measurements of flow past free-surface piercing, finite length cylinders with varying aspect ratios,” Computers & Fluids, v. 136, pp. 247-259, 2016.
J.M. García-Oliver, J.M. Pastor, A. Pandal, E. Baldwin, and D.P. Schmidt, “A Consistent, Scalable Model for Eulerian Spray Modeling,” Intl. J. of Multiphase Flow, v. 83, pp. 162-171, 2016.
J.M. Desantes, J.M. Garcia-Oliver, J.M. Pastor, A. Pandal,
, E. Baldwin, D.P. Schmidt, “Coupled/Decoupled Spray Simulation Comparison of the ECN spray A Condition with the Sigma-Y Eulerian Atomization Model,” Intl. J. of Multiphase Flow, v. 80, 89-99, 2016.
Sandeep Menon, Kyle G. Mooney, K.G. Stapf, David P.Schmidt, “Parallel Adaptive Simplical Re-Meshing for Deforming Domain CFD Computations,” J. of Comp. Phys., v. 298, 62-78, 2015.
M.A. Benitz, M.A. Lackner, D.P. Schmidt, “Hydrodynamics of offshore structures with specific focus on wind energy applications,” Renewable and Sustainable Energy Reviews, v. 44, 692-716, 2015.
Q. Xue, M. Battistoni, C. F. Powell, D. E. Longman, S.P. Quan, E. Pomraning, P. K. Senecal, D. P. Schmidt, S. Som, “An Eulerian CFD Model and X-ray Radiography for Coupled Nozzle Flow and Spray in Internal Combustion Engines,” Intl. J. of Multiphase Flow, v. 70, 77-88, 2015.
Philipp Pischke, R. Kneer, David P. Schmidt, “A comparative validation of concepts for Monte Carlo collision algorithms,” Computers and Fluids, v. 113, 77–86, 2015.
Daniel Duke, Andrew Swantek, Zak Tilocco, Alan Kastengren, Kamel Fezzaa, Kshitij Neroorkar, Maryam Moulai, Christopher Powell, David Schmidt,“X-ray Imaging of Cavitation in Diesel Injectors,” Journal of Engines, 7(2):1003-1016 ,2014.
Qingluan Xue, Michele Battistoni, Sibendu Som, Shaoping Quan, P. K. Senecal, Eric Pomraning, David Schmidt, “Eulerian CFD Modeling of Coupled Nozzle Flow and Spray with Validation against X-ray Radiography Data, Journal of Engines, 7(2):1061-1072, 2014.
Suzanne Cox, David Schmidt, Yahya Modarres-Sadeghi, and Sheila Patek, “A physical model of the extreme mantis shrimp strike: Kinematics and cavitation of Ninjabot,” Bioinspiration & Biomimetics, 9(1), 2014.
Daniel J. Duke, David P Schmidt, Kshitij Neroorkar, Alan L Kastengren, and Christopher F. Powell, “High-resolution large eddy simulations of cavitating gasoline–ethanol blends,” International Journal of Engine Research, 14 (6), 578-589, 2013.
Joaquin De la Morena, Kshitij Neroorkar, Alejandro H. Plazas, Richard C. Peterson, and David P. Schmidt, “Numerical Analysis of the Influence of Diesel Nozzle Design on Internal Flow Characteristics for Tilted Injectors,” Atomization and Sprays, 23(2), pp. 97-118, 2013.
J.M. García-Oliver, J.M. Pastor, A. Pandal, N. Trask, E. Baldwin, and D.P. Schmidt, “Diesel Spray CFD Simulations Based on the Sigma-Y Eulerian Atomization Model,” Atomization and Sprays, 23(1), pp. 71-95, 2013.
Andrew Teixeira, Richard Hermann, Jacob Kruger, Wieslaw Suszynski, Lanny D. Schmidt, David Schmidt, and Paul Dauenhauer, “Microexplosions in the upgrading of biomass-derived pyrolysis oils and the effects of simple fuel processing,” Sustainable Chemistry & Engineering, 1, 341−348, 2013.
Thomas Furlong and David P. Schmidt, “A Comparison of Homogenous and Separated Flow Assumptions for Adiabatic Capillary Flow,” Applied Thermal Engineering, 48, 186-193, 2012.
Nathaniel Trask , David P. Schmidt, Malissa D.A. Lightfoot, Stephen A. Danczyk, “Compressible Modeling of the Internal Two-Phase Flow in a Gas-Centered Swirl Coaxial Fuel Injector,” J. Propulsion and Power, 28(4), 685-693, 2012.
Andrew R. Teixeira, Kyle G. Mooney, Jacob S. Kruger, C. Luke Williams, Wieslaw J. Suszynski, Lanny D. Schmidt, David P. Schmidt, Paul J. Dauenhauer, “Aerosol Generation by Reactive Boiling Ejection of Molten Cellulose,” Energy & Environmental Science, 4 (10), 4306 – 4321, 2011.
Kshitij Neroorkar and David P. Schmidt, “Simulation of Flash-Boiling in Pressure Swirl Injectors,” Atomization and Sprays, 21 (2), 179–188, 2011.
Sandeep Menon and David P. Schmidt, “Supermesh construction for conservative interpolation on unstructured meshes:An extension to cell-centered finite-volume variables,” Comput. Methods Appl. Mech. Engrg. 200(41-44), 2797–2804, 2011.
Michael Colarossi, Nathaniel Trask, David P. Schmidt, Mark J. Bergander, “Multidimensional Modeling of Two-Phase Condensing Ejector Flow,” Int. J. of Refrigeration, 35 (2), 290–299, 2012.
Kshitij Neroorkar and David P. Schmidt, “Modeling of Vapor-Liquid Equilibrium of Gasoline-Ethanol Blended Fuels for Flash Boiling Simulations,” Fuel, 90(2), 665-673, 2010.
D. P. Schmidt, S. Gopalakrishnan, H. Jasak, “Multidimensional Simulation of Thermal Non-Equilibrium Channel Flow,” Intl. J. of Multiphase Flow, 36, 284-292, 2010.
Shaoping Quan, David Schmidt, Jinsong Hua, Jing Lou, “A numerical study of the relaxation and breakup of an elongated drop in a viscous liquid,” Journal of Fluid Mechanics, 640, 237 - 266, 2009.
Shaoping Quan , Jing Lou, David P. Schmidt, “Modeling Merging and Breakup in the Moving Mesh Interface Tracking Method for Multiphase Flow Simulations,” Journal of Computational Physics, 228(7), 2009.
J. Lee, R. Madabhushi, C. Fotache, S. Gopalakrishnan, and D. Schmidt, “Flashing Flow of Superheated Jet Fuel,” Proceedings of the Combustion Institute, 32(2), 2009.
S. Gopalakrishnan and David P. Schmidt, “A Computational Study of Flashing Flow in Fuel Injector Nozzles,” SAE Int. J. Engines 1(1), 160-170, 2008.
Shaoping Quan and David Schmidt, "A moving mesh interface tracking method for 3D incompressible two-phase flows," Journal of Computational Physics, 221(2), 2007.
Shaoping Quan and David Schmidt, "Direct Numerical Study of a Liquid Droplet Impulsively Accelerated by Gaseous Flow," Physics of Fluids, 18, 102103, 2006.
X. Shan, D. Schmidt, and J. Watkins, “Study of Natural Convection in Supercritical CO2 Cold Wall Reactors: Simulations and Experiments,” Industrial & Engineering Chemistry Research, 40(1), 2006.
Matthew J. Frain, David P. Schmidt, Yong-Le Pan, and Richard Chang, “Selective Classification and Concentration of Flowing Aerosols,” J. of Aerosol Science and Technology, 40(3), 2006.
Shuhai Hou and David P. Schmidt, “Adaptive Collision Meshing and Satellite Droplet Formation in Spray Simulations,” Int. J. of Multiphase Flow, 32(8), 2006.
Matt Kennedy, David Ahlfeld, David P. Schmidt, John Tobiason, “Three Dimensional Modeling for Estimation of Hydraulic Retention Time in a Reservoir,” J. of Environmental Eng., 132(9), 2006.
David P. Schmidt, “Theoretical Analysis for Achieving High-Order Spatial Accuracy in Lagrangian/Eulerian Source Terms,” Int. J. of Numerical Methods in Fluids, 52(8), 2006.
R.C. Bradshaw, David P. Schmidt, J. R. Rogers, K.F. Felton, and R. W. Hyers, “Machine Vision for High Precision Volume Measurement Applied to Levitated Containerless Materials Processing,” Review of Scientific Instruments, 76, 125108, 2005.
Matthew J. Frain, David P. Schmidt, and Woodrow Fiveland, “An Experimental Investigation of the Influence of gas and Solid Particle Interaction on the Heat Transfer Effectiveness of a Falling-Bed Heat Exchanger,” J. of Heat Transfer, 127(10), pp. 10-19, 2005.
Meizhong Dai and David P. Schmidt, “Numerical Simulation of Head-On Droplet Collision:Effect of Viscosity on Maximum Deformation,” Physics ofFluids, 17(4), 2005.
Sasanka Are, Shuhai Hou, David P. Schmidt, “Second Order Spatial Accuracy in Lagrangian-Eulerian Spray Calculations,” Numerical Heat Transfer, Part B: Fundamentals, 48(1), pp. 25-44, 2005.
Meizhong Dai and David P. Schmidt, “Adaptive Tetrahedral Meshing in Free-Surface Flow,” 208(1), pp. 228-252, J. Comp. Phys., 2005.
David P. Schmidt and C.J. Rutland, “Reducing Grid Dependency in Droplet Collision Calculations,” ASME Journal for Gas Turbines and Power, 126, pp. 227-233, April, 2004.
David P. Schmidt, Lou Chiappetta, Graham Goldin, and Ravi Madhabushi, “Transient Multidimensional Modeling of Airblast Atomizers,” Atomization and Sprays, 13, (4) , pp. 373-394,2003.
David P. Schmidt, “Improving the Numerical Accuracy of Spray Simulations”, SAE Transactions, Journal of Engines, pp. 1826-1835, 2002.
Meizhong Dai, Haoshu Wang, J. Blair Perot, and David P. Schmidt, “Direct Interface Tracking of Droplet Deformation,” Atomization and Sprays, 12 (5-6), pp. 721-736, 2002.
Xing Zhang, David Schmidt, and Blair Perot, “Accuracy and Conservation Properties of a Three Dimensional Unstructured Staggered Mesh Scheme for Fluid Dynamics,” J. Comp. Phys., 175, pp. 764-791, 2001.
D. Schmidt and M. L. Corradini, “The Internal Flow of Fuel Injector Nozzles: A Review,” International Journal of Engine Research, 2(1), pp. 1-22, 2001.
David P. Schmidt, “Why the Shower Curtain Sucks In,” p. 96, Scientific American, Oct. 2001.
J. Murphy, D. Schmidt, S. P. Wang, and Michael L. Corradini, “Multi-Dimensional Modeling of Multiphase Flow Physics:High-Speed Nozzle and Jet Flows—A Case Study,” Nuclear Engineering and Design, 204, pp. 177-190, 2001.
David P. Schmidt and C. J. Rutland, “A New Droplet Collision Algorithm,” Journal of Computational Physics, 164, pp. 62-80, 2000.
P. K. Senecal, David P. Schmidt, Idriss Nouar, Christopher J. Rutland, and Rolf D. Reitz, “Modeling High Speed Viscous Liquid Sheet Atomization,” Intl. Journal of Multiphase Flow, 25, pp. 1073-1097, 1999.
David P. Schmidt, C. J. Rutland, and M. L. Corradini, “A Fully Compressible Two-Dimensional Model of High Speed Cavitating Nozzles,” Atomization and Sprays, 9, 1999.
David P. Schmidt, C. J. Rutland, M. L. Corradini, P. Roosen, and O. Genge, “Cavitation in Asymmetric Two-Dimensional Nozzles,” SAE Transactions, Journal of Engines, v. 108., sect. 3, pp. 613-629, 1999.
David P. Schmidt, Idriss Nouar, P. K. Senecal, Jeffrey A. Hoffman, C. J. Rutland, Jay Martin, and R. D. Reitz, “Pressure-Swirl Atomization in the Near Field,” SAE Transactions, Journal of Engines, v. 108., sect. 3, pp. 471-484, 1999.
David P. Schmidt and M. L. Corradini, “Analytical Prediction of the Exit Flow of Cavitating Orifices,” Atomization and Sprays, 7 (6), 603-616, 1997.
David P. Schmidt, C. J. Rutland, and M. L. Corradini, “A Numerical Study of Cavitating Flow Through Various Nozzle Shapes,” SAE Transactions, Journal of Engines, 106 (3), pp. 1644-1673, 1997.

Conference Publications

A. Tekawade1, P. Mitra, B. A. Sforzo, K. E. Matusik, A. L. Kastengren, D. P. Schmidt, C. F. Powell, “A comparison between CFD and 3D X-ray Diagnostics of Internal Flow in a Cavitating Diesel Injector Nozzle,” 30th ILASS Americas, Tempe AZ, 2019.
Peetak Mitra, Katarzyna Matusik, Daniel Duke, Priyesh Srivastava, Koji Yasutomi, Julien Manin, Lyle Pickett, Christopher F. Powell, Marco Arienti, Eli Baldwin, P.K. Senecal, David Schmidt, “Identification and Characterization of Steady Spray Conditions in Convergent, Single-Hole Diesel Injectors,” WCX SAE World Congress, 2019.
Gabriel Lev Jacobsohn, Chinmoy Mohapatra, Ronald Grover, Daniel Duke, David Schmidt, “Comparison of Turbulence Modeling Methods for Evaluating GDI Sprays with Transient Needle Motion,” WCX SAE World Congress, 2019.
Sampath Rachakonda, A. Paydarfar, D. P. Schmidt, “Prediction of spray collapse in multi-hole gasoline direct injection (GDI) fuel injectors,” THIESEL conference, Valencia, Spain, 2018.
Hannah M. Johlas, Spencer Hallowell, Shengbai Xie, Pedro Lomonaco, Matthew A. Lackner, Sanjay A. Arwade, David P. Schmidt, “Modeling breaking waves for fixed-bottom support structures for offshore wind turbines,” Proceedings of the ASME 2018 1st International Offshore Wind Technical Conference, Nov. 4-7, 2018, San Francisco CA.
Chimoy Mohapatra, Gabriel Jacobsohn, David Schmidt, “The Effects of Flash Boiling on Near-nozzle Behavior of a Gasoline Direct Injector During Transient Needle Motion,” ICLASS 2018, Chicago, 2018.
Alessandro Colombo, Pierangelo Conti, Maurizio Orlandi, Federico Visconti, Peetak Mitra, David P. Schmidt, “CFD Simulations of a Two-Phase Ejector for Transcritical CO2 Cycles Applied to Supermarket Refrigeration Systems,” 13th IIR Gustav Lorentzen Conference, Valencia, Spain, 2018.
Dimitrios Papoulias; Kshitij Neroorkar; Samir Muzaferija; David Schmidt, “Eulerian modeling of flash-boiling in multihole gasoline nozzles using the homogeneous relaxation model,” 10th International Symposium on Cavitation, Baltimore, May 2018.
Sampath Rachakonda, Arman Paydarfar and David Schmidt, "Internal Flow in a Single-Hole Asymmetric Nozzle: Effect of the Drill Angle and Nature of the Counter-Bore," SAE Technical Paper 2018-01-0288, 2018.
Gabriel Jacobsohn, Eli Baldwin, David Schmidt, Benjamin Halls, Alan Kastengren, Terrence Meyer, “Diffuse Interface Eulerian Spray Atomization Modeling of Impinging Jet Sprays,” AIAA SciTech Forum, 2018.
Chinmoy Mohapatra, Gabriel Jacobsohn, Eli Baldwin, David Schmidt, “Modeling Sealing in Transient Injector Simulations,” ASMEFluids Engineering Division Summer Meeting, 2017.
J.M. Desantes, J.M. García-Oliver, J.M. Pastor, A. Pandal, B. Naud, K. Matusik, D. Duke, A. Kastengren, C. Powell, D.P. Schmidt, “Modelling and validation of near-field Diesel spray CFD simulations based on the ∑-Y model,” ILASS Europe, Valencia Spain, September 2017.
David P. Schmidt and Fritz Bedford, “An Analysis of the Convergence of Stochastic Lagrangian/Eulerian Spray Simulations,” ILASS Americas, Atlanta, GA, May 2017.
C.T. Brown , B.Hickey, McDonell, E. Baldwin, D. P. Schmidt, “Liquid Fuel Injection Strategy to Reduce Sensitivity to Liquid Physical Properties” AIAA Science and Technology Forum and Exposition, January 2017, Grapevine, TX
D. Duke, A. Swantek, K. Matusik, A. Kastengren, J. P. Viera, R.. Payri, C. Powell, D. Schmidt, “X-ray Radiography Measurements and Numerical Simulations of Cavitation in a Metal Nozzle,” ILASS Americas, Dearborn, MI, 2016.
S. Rachakonda, Y. Wang, D. Schmidt, “Flash Boiling: A Parametric Study,” ILASS Americas, Dearborn, MI, 2016.
E. Baldwin, D. Schmidt, R. Grover, S. Parrish, D. Duke, K. Matusik, A. Kastengren, C. Powell, “String Flash-Boiling in Flashing and Non-Flashing Gasoline Direct Injection Simulations with Transient Needle Motion,”ILASS Americas, Dearborn, MI, 2016.
Strek, Piotr, Daniel J. Duke, Alan L. Kastengren, Christopher F. Powell, David P. Schmidt, “X-ray Radiography and CFD Studies of the Spray G Injector,” SAE Congress, April, 2016.
Benitz Maija, David P. Schmidt, Matthew A. Lackner, Gordon M. Stewart, Jason Jonkman, Amy Robertson, “Validation of Hydrodynamic Load Models Using CFD for the OC4-DEEPCWIND Semisubmersible,” Proc. Of the ASME 2015 International Conference on Ocean, Offshore and Arctic Engineering (OMAE) Conference, St. John’s, NL, Canada.
Wang Y., R. Grover, D. Schmidt, R. Diwakar, T.-W. Kuo, “Application of Interface Area Density Modeling to Define Spray Plume Boundary,” ILASS Americas, Raleigh NC, 2015.
Duke D., M. Battistoni, A. Swantek, N. Sovis, A. Kastengren, C. Powell, S. Som, D. Schmidt, “Validation of Cavitation Simulations in Submerged Nozzles,” ILASS Americas, Raleigh NC, 2015.
Rachakonda S., M. Moulai, D. Schmidt “Parametric Study of Flashing Nozzles For Spray Characterization,” ILASS Americas, Raleigh NC, 2015.
Maryam Moulai, Ronald Grover, Scott Parrish, David P. Schmidt, “Internal and Near-Nozzle Flow in a Multi-Hole Gasoline Injector Under Flashing and Non-Flashing Conditions,” SAE Congress, April, 2015.
Moulai M., Schmidt D., “Eulerian Modeling of Internal and External Diesel Injector Flow,” ILASS Americas, Portland, 2014.
Duke D., Kastengren A., Swantek A., Sovis N., Fezzaa K., Neroorkar K., Moulai M., Powell C., Schmidt D., “Comparing Simulations and X-ray Measurements of a Cavitating Nozzle,” ILASS Americas, Portland, 2014.
Xue Q., Battistoni M., Quan S., Senecal P., Pomraning E., Schmidt D., Som S., “Eulerian Modeling of Fully-Coupled Diesel Injector Flow and Spray,” ILASS Americas, Portland, 2014.
Benitz M.A., Schmidt D.P., Lackner M.A., Jonkman J., Robertson A., Stewart G.S., "Comparison of Hydrodynamic Load Predictions Between Reduced-Order Engineering Models and Computational Fluid Dynamics for the OC4-DeepCWind Semi-Submersible." 33rd International Conference on Ocean, Offshore and Arctic Engineering, San Francisco, CA, June 2014.
Daniel Duke, Andrew Swantek, Zak Tilocco, Alan Kastengren, Kamel Fezzaa, Kshitij Neroorkar, Maryam Moulai, Christopher Powell, David Schmidt,” X-ray Imaging of Cavitation in Diesel Injectors,” SAE Congress, April, 2014.
Qingluan Xue, Michele Battistoni, Sibendu Som, Shaoping Quan, P. K. Senecal, Eric Pomraning, David Schmidt, “Eulerian CFD Modeling of Coupled Nozzle Flow and Spray with Validation against X-ray Radiography Data,” SAE Congress, April, 2014.
Karl Georg Stapf, Sandeep Menon, David Schmidt, Michael Rieß, Marc Sens, “Charge Motion and Mixture Formation Analysis of a DISI Engine Based on an Adaptive Parallel Mesh Approach,” SAE Congress, April, 2014.
David P. Schmidt, Eli Baldwin, Sukanta Rakshit, “Modeling the Internal Flow through Spray A and Spray H Nozzles from the Engine Combustion Network,” 25th Annual Conference on Liquid Atomization and Spray Systems, Pittsburgh, PA, May 2013.
Federico Brusiani, Sergio Negro, Gian Marco Bianchi, Maryam Moulai, Kshitij Neroorkar, David Schmidt, “Comparison of the Homogeneous Relaxation Model and a Rayleigh Plesset Cavitation Model in Predicting the Cavitating Flow Through Various Injector Hole Shapes,” SAE Paper 2013-01-1613, April 2013.
Jose María García-Oliver, Jose Manuel Pastor, Adrian Pandal, Nathaniel Trask, David P. Schmidt, “Assessment of an Eulerian atomization model on Diesel Spray CFD simulations,” ICLASS, Heidelberg, September, 2012.
Kyle G. Mooney and David P. Schmidt, “Finite Volume Simulations of the Collision of Viscoelastic Droplets using Adaptive Re-meshing and Explicit Interface Tracking,” ICLASS, Heidelberg, September, 2012.
Sukanta Rakshit and David P. Schmidt, “Simulating cavitating flow in fuel injector nozzles with an equilibrium-based model,” 24th Annual Conference on Liquid Atomization and Spray Systems, San Antonio, TX, May 2012.
K.D. Neroorkar, C.E. Mitcham, A.H. Plazas, R.O. Grover, Jr and D.P. Schmidt, “Simulations and Analysis of Fuel Flow in an Injector Including Transient Needle Effects,” 24th Annual Conference on Liquid Atomization and Spray Systems, San Antonio, TX, May 2012.
Joseph Bliss, David Schmidt, James Smith, Kshitij Neroorkar, “Model Constant Optimization Using An Ensemble of Experimental Data”, SAE Paper 2012-01-0131, April 2012.
Kshitij Neroorkar, Bradley Shields, Ronald O. Grover, Jr., Alejandro Plazas Torres,David Schmidt, “Application of the Homogeneous Relaxation Model to Simulating Cavitating Flow of a Diesel Fuel”, SAE Paper 2012-01-1269 , April 2012.
J. Lee , M. Corn , and D. Schmidt, “Flash Atomization of a Superheated Jet Fuel,” Technical Meeting of the Eastern State Combustion Institute, Oct. 2011.
Paul Dauenhauer, Andrew R. Teixeira, David P. Schmidt, and Kyle G. Mooney, “Cellulose Pyrolysis Residence Time Distribution and the Mechanism of Reactive Boiling Ejection of Aerosols from Biomass,” AICHE Conference, Minneapolis, to Oct. 2011.
Bradley Shields, Kshitij Neroorkar, and David P. Schmidt, “Cavitation as Rapid Flash Boiling,” ILASS-Americas 23rd Annual Conference on Liquid Atomization and Spray Systems, Ventura, CA, May 2011.
Kyle G. Mooney, Sharon Snyder, P. E. Sojka, and David P. Schmidt, “Simulation and Experimental Studies of Shear-Thinning Droplet Breakup,” ILASS-Americas 23rd Annual Conference on Liquid Atomization and Spray Systems, Ventura, CA, May 2011.
K. Neroorkar and D.P. Schmidt, “A Computational Investigation of Flash-Boiling Multi-hole Injectors with Gasoline-Ethanol Blends,” SAE Paper 2011-01-0384, April 2011.
Thomas W. Furlong, Michael Colarossi, Mark J. Bergander, David P. Schmidt,” Computational and Thermodynamic Investigation of Condensing Injector Theory and Applications,” International Refrigeration and Air Conditioning Conference at Purdue, July 12-15, 2010.
Nathaniel Trask and David P. Schmidt, “A Prediction of Primary Atomization for a Subsonic Spray in Crossflow Using the Sigma − Y Model,” ILASS Americas Conference, Cincinnati, Ohio, May 2010.
Kyle Mooney, Sandeep Menon, and David P. Schmidt, “A Computational Study of Viscoelastic Droplet Collisions,” ILASS Americas Conference, Cincinnati, Ohio, May 2010.
T. Blake, D. Schmidt, M. Samel, K. Jakus and T. Witman, “Classification of micron and submicron particles with a louver type inertial separator operating at sub-atmospheric pressure,” World Congress on Particle Technology WCPT6, Nurnberg, April 2010.
Nathaniel Trask, J. Blair Perot, David P. Schmidt, Terry Meyer, Malissa Lightfoot, Steven Danczyk, “Modeling of the Internal Two-Phase Flow in a Gas-Centered Swirl Coaxial Fuel Injector,” 48th AIAA Aerospace Sciences Meeting, Orlando, FL, 2010.
J. Lee, M. Corn, C. Fotache, S. Gopalakrishnan, C. Fotache, D. Schmidt, “Atomization of A Superheated Jet Fuel,” Eastern States Combustion Symposium, Fall Meeting, 2009.
David Schmidt and Michael Colarossi, Mark J. Bergander, “Multidimensional Modeling of Two-Phase Condensing Ejector Flow,” International Seminar on ejector/jet-pump technology and application, Louvain-la-Neuve, Belgium, 2009.
K. D. Neroorkar, S. Gopalakrishnan and D. P. Schmidt, R.O.Grover, Jr., “Simulation of Flash-Boiling in Pressure Swirl Injectors,” 11th Triennial International Conference on Liquid Atomization and Spray Systems, Vail, Colorado USA, July 2009.
David P. Schmidt, Sukanta Rakshit, and Kshitij Neroorkar, “Thermal and Inertial Equilibrium in Small, High-Speed, Cavitating Nozzle Simulations,” 11th Triennial International Conference on Liquid Atomization and Spray Systems, Vail, Colorado USA, July 2009.
Sandeep Menon, Jonathan Rothstein and David P. Schmidt, “A Numerical Study of Axi-symmetric Droplet Formation Using A Moving Mesh Approach,” 11th Triennial International Conference on Liquid Atomization and Spray Systems, Vail, Colorado USA, July 2009.
Mark J. Bergander, David P. Schmidt, David A. Hebert, Jerzy Wojciechowski, Mateusz Szklarz, “Condensing Ejector For Second Step Compression In Refrigeration Cycles,” International Refrigeration and Air Conditioning Conference at Purdue, July 14-17, 2008.
Sandeep Menon, Jonathan Rothstein and David P. Schmidt, Zeljko Tukovic, “Simulating Non-Newtonian Droplet Formation With A Moving-Mesh Method,” ILASS Americas, Orlando, Florida, May 2008.
David A. Hebert, David P. Schmidt, Darin A. Knaus, Scott Phillips, Patrick J. Magari, “Parallel VOF Spray Droplet Identification in an Unstructured Grid,” ILASS Americas, Orlando, Florida, May 2008.
S. Gopalakrishnan and David P. Schmidt, “Multidimensional Simulation of Flash-Boiling Fuels in Injector Nozzles,” ILASS Americas, Orlando, Florida, May 2008.
J. Lee, R. Madabhushi, C. Fotache, S. Gopalakrishnan, , and D. Schmidt, “Flashing Flow of Superheated Jet Fuel,” Combustion Symposium, Toronto, 2008.
Shuhai Hou, David P. Schmidt, “Interaction Mechanisms Between Closely Spaced Sprays,” SAE Congress, Detroit, Paper 2008-01-0946, 2008.
David P. Schmidt, Stefano Toninel, Salvatore Filippone, Gian-Marco Bianchi, “Parallel Computation of Mesh Motion for CFD of IC Engines”, SAE Congress, Detroit, Paper 2008–01–0976, 2008.
Shaoping Quan, David P. Schmidt, P. S. Ayyaswamy, “Numerical Simulation of Modulated Jet using Direct Interface Tracking Method with Adaptive Mesh Refinement,” 7th World Congress on Computational Mechanics, Los Angeles, CA, July, 2006.
Michael J. O’Brien, Shuhai Hou, and David P. Schmidt, “Spatial Error and Artful Dodges in Lagrangian/Eulerian Spray Simulations,” ILASS Conference, Toronto, 2006.
Shaoping Quan, S. Gopalakrishnan and David P. Schmidt, “Effect of Droplet Distortion on the Drag Coefficient in Accelerated Flows,” ILASS Conference, Toronto, 2006.
Meizhong Dai, Shaoping Quan, S. Gopolakrishnan, and David P. Schmidt, “Direct Numerical Simulation of Multiphase Flows,” ONR Contractors Meeting, Monterey, CA, 2005.
Meizhong Dai and David P. Schmidt, “Numerical Simulation of Droplet Collision Using a Moving Mesh Method,” ILASS Conference, Irvine CA, 2005.
Shuhai Hou and David P. Schmidt, “Interaction Mechanisms Between Closely Spaced Sprays From Micro-Hole Nozzles,” ILASS Conference, Irvine CA, 2005.
J. B. Perot and D. Schmidt, “Unstructured Adaptive Moving Mesh Solution of Unsteady Shear Flows and Free Surface Flows,” Proceedings of the 4th International Symposium on Turbulence and Shear Flow Phenomena, Williamsburg, VA, June 2005.
Shaoping Quan and David P. Schmidt, “An Interface Tracking With Moving Mesh for Simulation of Three-Dimensional Two-Phase Flows, ILASS Conference, Irvine CA, 2005.
Andreas M. Lippert, Shengming Chang, Sasanka Are, David P. Schmidt, “Mesh Independence and Adaptive Mesh Refinement for Advanced Engine Spray Simulations,” SAE Congress, Detroit, Paper 2005-01-0207, 2005.
Meizhong Dai, Shaoping Quan, and David P. Schmidt, “Two Phase Flow Calculations with Interface Tracking,” ONR Propulsion Meeting, Cambridge, MA, 2004.
Meizhong Dai, Shaoping Quan and David P. Schmidt, “Direct Numerical Simulation of Multiphase Flows,” ILASS Conference, Arlington VA., 2004.
David P. Schmidt, “High Spatial Accuracy in Gas-to-Liquid Coupling in Eulerian/Lagrangian CFD,” ILASS Conference, Arlington VA., 2004.
Shuhai Hou and David P. Schmidt, “Modeling Droplet Collision With Adaptive Meshing and Updated Outcomes,” SAE Congress, Detroit, 2004, Paper 2004-01-0533.
Meizhong Dai, Shaoping Quan, and David P. Schmidt, “New Numerical Methods in Two-Phase Flow,” ONR Propulsion Meeting, Stanford, Dec. 2003.
Sasanka Are, Shuhai Hou, and David P. Schmidt, “Second Order Spatial Accuracy in Spray Calculations,” ICLASS, Sorrento, Italy, 2003.
Meizhong Dai and David P. Schmidt, “Calculation of Ligament and Droplet Dynamics,” Int’l Colloq. on Combustion and Noise Control, Cranfield UK, August 2003.
David P. Schmidt, Meizhong Dai, and Shaoping Quan, “Direct Simulation of Primary Atomization,” ONR Propulsion Meeting, Los Angeles, July, 2003.
Shuhai Hou, Sasanka Are, David P. Schmidt, “A Generalized Adaptive Collision Mesh for Multiple Injector Orifices,” Multi-dimensional Engine Modeler's User Group Meeting, Detroit, 2003.
David P. Schmidt, “Direct Simulation of Primary Atomization,” ONR Contractors Meeting, 2002.
Meizhong Dai, J. Blair Perot, David P. Schmidt, “Heat Transfer within Deforming Droplets,” Fall ASME ICE Meeting, New Orleans, 2002.
Meizhong Dai, Haoshu Wang, J. Blair Perot, and David P. Schmidt, “A Numerical Method for Interface Tracking”, 15th ILASS Meeting, Madison, WI, 2002.
David P. Schmidt and C.J. Rutland, “Reducing Grid Dependency in Droplet Collision Calculations,” Fall ASME ICE Meeting, Argonne National Laboratory, 2001.
David Schmidt, et al., “Review and Assessment of Fuel Effects and Research Needs in Clean Diesel Technology,” Spring ASME ICE Meeting, Philadelphia, 2001.
David P. Schmidt and C.J. Rutland, “Numerical Issues in Droplet Collision Modeling,” Multi-dimensional Engine Modeler's User Group Meeting, Detroit, 2001.
David P. Schmidt, M. L. Corradini, and C. J. Rutland, “A Two-Dimensional, Non-Equilibrium Model of Flashing Nozzle Flow,” 3rd ASME/JSME Joint Fluids Engineering Conference, 1999.
Jeffrey A. Hoffman, Idriss Nouar, David P. Schmidt, Jay K. Martin, and Chris Rutland, “The Experimental Comparison of a Single-Liquid High-Pressure Spray Model,” ILASS-98 Americas Conference, Sacramento, 1998.
David P. Schmidt and M. L. Corradini, “Extending Cavitation Models to Subcooled and Superheated Nozzle Flow,” Nureth-8 Conference, Japan, 1997.
David P. Schmidt and M. L. Corradini, “One-Dimensional Analysis of Cavitating Orifices,” ILASS-96 Americas Conference, San Francisco, 1996.
David P. Schmidt, T.-F. Su, K. H. Goney, P. V. Farrell, and M. L. Corradini, “Detection of Cavitation in Fuel Injector Nozzles,” Transport Phenomena in Combustion, ed. S. H. Chan, Taylor and Francis, 1996

Honors

Recognition of Excellence in Oral Presentation for “X-Ray Radiography and CFD Studies of the Spray G Injector,” SAE World Congress and Exposition, 2016.
Recognition of service to the Institute of Liquid Atomization and Spray Systems, 2015.
Ralph R. Teetor Educational Award, Society of Automotive Engineering, 2009.
Awarded Fellowship by the Institute for Advanced Studies, University of Bologna, 2006.
Best Paper in Conference, ASME Internal Combustion Engine Division, 2003.
College of Engineering Commencement Speaker, 2003.
Student-selected Mechanical Engineering Professor of the Year, 2003.
Student-selected Mechanical Engineering Advisor of the Year, 2003.
Office of Naval Research Young Investigator Award, 2002.

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