Publications

Cyclic Variability | Ignition ModelingSpray Modeling and Validation | In-Nozzle Flow Simulations | High-Performance Computing | Turbulence Modeling and Validation | Uncertainty Analysis | Combustion Modeling | Chemical Kinetics | Low-Temperature Combustion | Alternative Fuels

Cyclic Variability

R. Scarcelli, K. Richards, E. Pomraning, P.K. Senecal, T. Wallner, and K. Sevik, , “Cycle-to-Cycle Variations in Multi-Cycle Engine RANS Simulations,” SAE Technical Paper 2016-01-0593, SAE World Congress and Exhibition, Detroit, USA (2016).

R. Scarcelli, J. Sevik, T. Wallner, K. Richards, E. Pomraning, and P.K. Senecal, “Capturing Cyclic Variability in Exhaust Gas Recirculation Dilute Spark-Ignition Combustion Using Multicycle RANS,” ASME Journal of Engineering for Gas Turbines and Power (2016).

M.M. Ameen, X. Yang, T.W. Kuo, and S. Som, “Parallel Methodology to capture cyclic variability in Motored engines,” International Journal of Engine Research (2016).

L. Zhao, A. A. Moiz, S. Som, N. Fogla, M. Bybee, S. Wahiduzzman, M. Mirzaeian, F. Millo, and J. Kodavasal, “Multi-cycle large eddy simulation to capture cycle-to-cycle variation (CCV) in spark ignition (SI) engines,” under review by International Journal for Engine Research (2017).

M.M. Ameen, X. Yang, T.W. Kuo, and S. Som, “Using LES to simulate cycle-to-cycle variability during the gas exchange process,” Proceedings of the ASME 2017 Internal Combustion Engine Division Fall Technical Conference, ICEF2017-3591, Seattle, WA (2017).

M.M. Ameen, M. Mirzaeian, F. Millo, and S. Som, “Numerical prediction of CCV in a PFI engine using a parallel LES approach,” Proceedings of the ASME 2017 Internal Combustion Engine Division Fall Technical Conference, ICEF2017-3600, Seattle, WA (2017).

N. Van Dam, W. Zeng, M. Sjoberg, and S. Som, “Parallel multi-cycle Large-eddy Simulations of an optical Pent-roof DISI engine,” Proceedings of the ASME 2017 Internal Combustion Engine Division Fall Technical Conference, ICEF2017-3603, Seattle, WA (2017).

J. Kodavasal, A.A. Moiz, M.M. Ameen, and S. Som, “Machine learning analysis of factors impacting cycle-to-cycle variation in a spark ignition engine,” Proceedings of the ASME 2017 Internal Combustion Engine Division Fall Technical Conference, ICEF2017-3604, Seattle, WA (2017).

Ignition Modeling

A. Zhang, R. Scarcelli, S.Y. Lee, T. Wallner, and J. Naber, “Numerical Investigation of Spark Ignition in Lean and Dilute Methane/Air Mixture Using Detailed Energy Deposition Model,” SAE Technical Paper 2016-01-0609, SAE World Congress and Exhibition, Detroit, USA (2016).

Spray Modeling and Validation

L. Zhao, R. Torelli, X. Zhu, R. Scarcelli, S. Som, H. Schmidt, J. Naber, and S.Y. Lee, “An Experimental and Modeling Study of Diesel Spray Impingement on Flat Plate,” SAE Paper No. 2017-01-0854, SAE International Journal of Fuels and Lubricants 10(1) (2017).

P. Sphicas, L. Pickett, S. Skeen, K. Saha, S. Som, T. Lucchini, D. Sinoir, and G. D’Errico, “A Comparison of Experimental and Modeled Velocity in Gasoline Direct-Injection Sprays with Plume Interaction and Collapse,” SAE Paper No. 2017-01-0837, SAE International Journal of Fuels and Lubricants 10 (1) (2017).

K. Saha, S. Som, M. Battistoni, “Investigation of homogeneous relaxation model parameters and their implications on GDI spray formation,” Atomization and Sprays (2017).

K. Saha, S. Som. M. Battistoni, Y. Li et al., “Numerical Investigation of Two-phase Flow Evolution of In- and Near-nozzle Regions of a Gasoline Direct Injection Engine During Needle Transients,” SAE Paper No. 2016-01-0870, SAE International Journal of Engines (2016).

M. Battistoni, C. Poggiani, and S. Som, “Prediction of Nozzle Flow and Jet Characteristics at Start and End of Injection: Transient Behaviors,” SAE International Journal of Engines 9(1) (2016).

K. Saha, S. Som, M. Battistoni, Y. Li, S. Quan, and P.K. Senecal, “Modeling of Internal and Near-nozzle Flow of a GDI Fuel Injector,” Journal of Energy Resource Technology; JERT-16-1023 (2016).

N. Van Dam, S. Som, A. Swantek, and C.F. Powell, “The Effect of Grid Resolution on Predicted Spray Variability Using Multiple Large Eddy Spray Simulations,” Proceedings of the ASME 2016 Internal Combustion Engine Division Fall Technical Conference, ICEF2016-9384, Greenville, SC (2016).

S. Quan, P.K. Senecal, E. Pomraning, Q. Xue, B. Hu, D. Rajamohan, J.M. Deur, and S. Som, “A one-way coupled volume of fluid and Eulerian-Lagrangian Method for Simulating Sprays,” Proceedings of the ASME 2016 Internal Combustion Engine Division Fall Technical Conference, ICEF2016-9390, Greenville, SC (2016).

P.K. Senecal, S. Mitra, E. Pomraning, Q. Xue, S. Som, S. Banerjee, B. Hu, K. Liu, D. Rajamohan, and J.M. Deur, “Modeling Fuel Spray Vapor Distribution with Large Eddy Simulation of Multiple Realizations,” accepted for Journal of Engineering for Gas Turbine and Power (2015).

Z. Wang, A. Swantek, R. Scarcelli, D. Duke, A. Kastengren, C. Powell, S. Som, R. Reese, K. Freeman, and Y. Zhu, “LES Modeling of Diesel and Gasoline Sprays with Validation Against X-ray Radiography Data,” SAE Paper No. 2015-01-0931, SAE 2015 World Congress, Detroit, MI (2015).

S. Som, “PREFACE: Sprays in Automotive Applications: Part 2,” Atomization and Sprays  (2015).

L. Bravo, Q. Xue, M. Tess, M. Kurman, C. Powell, S. Som, and C.B. Kweon, “Fuel Effects on Nozzle Flow and Spray Using Fully Coupled Eulerian Simulations,” submitted to Proceedings of the ASME Power Conference, Power 2015-49554, San Diego, CA, (2015).

Q. Xue, M. Battistoni, C.F. Powell, S. Quan, E. Pomraning, P.K. Senecal, D.P. Schmidt, and S. Som, “An Eulerian CFD Model and X-ray Radiography for Coupled Nozzle Flow and Spray in Internal Combustion Engines,” International Journal of Multi-phase Flows 70, 77-88 (2015).

Q. Xue, M. Battistoni, S. Som, S. Quan, P.K. Senecal, E. Pomraning, and D. Schmidt, “Eulerian CFD Modeling of Coupled Nozzle Flow and Spray with Validation Against X-Ray Radiography Data,” SAE International Journal of Fuels and Lubricants, 7(2), (2014).

S. Quan, M. Dai, E. Pomraning, P.K. Senecal, K. Richards, S. Som, S. Skeen, J. Manin, and L.M. Pickett, “Numerical Simulations of Supersonic Diesel Spray Injection and the Induced Shock,” SAE International Journal of Fuels and Lubricants, 7(1) (2014).

P.K. Senecal, E. Pomraning, K.J. Richards, and S. Som, “Grid-Convergent Spray Models for Internal Combustion Engine CFD Simulations,” Journal of Energy Resources Technology 136(1), 012204 (2013).

S. Som, D.E. Longman, G. D’Errico, and T. Lucchini, “Comparison and Standardization of Numerical Approaches for the Prediction of Non-Reacting and Reacting Diesel Sprays,” SAE Paper No. 2012-01-1263, SAE 2012 World Congress, Detroit, MI (2012).

S. Som and S.K. Aggarwal, “Effect of Primary Breakup Modeling on Spray and Combustion Characteristics of Compression Ignition Engines,” Combustion and Flame 157(6), 1179–1193 (2010).

A.I. Ramirez, S. Som, S.K. Aggarwal, A.L. Kastengren, E. El-Hannouny, D.E. Longman, and C.F. Powell, “Quantitative X-Ray Measurements of High-Pressure Fuel Sprays from a Production Heavy Duty Diesel Injector,” Experiments in Fluids 47(1), 119–134 (2009).

In-Nozzle Flow Simulations

K. Saha, S. Quan, M. Battistoni, S. Som, P.K. Senecal, and E. Pomraning, “Coupled Eulerian Internal Nozzle Flow and Lagrangian Spray Simulations for GDI Systems,” SAE Paper No. 2017-01-0834, SAE 2017 World Congress, Detroit, MI (2017).

M. Battistoni and S. Som, “Prediction of Nozzle Flow and Jet Characteristics at Start and End of Injection: Transient Behaviors,” submitted to JSAE/SAE Powertrains, Fuels and Lubricants International Meeting, Kyoto, Japan (2015).

D. Duke, M. Battistoni, C. Powell, S. Som, and  D. Schmidt, “Validation of Cavitation Simulations in Submerged Nozzles,” ILASS Americas 27th Annual Conference on Liquid Atomization and Spray Systems, Raleigh, NC (2015).

M. Battistoni, Q. Xue, and S. Som, “LES of Spray Transients: Start and End of Injection Phenomena,” LES for Internal Combustion Engine Flows, Rueil-Malmaison, France December 2014.

M. Battistoni, Q. Xue, and  S. Som, “LES of Spray Transients: Start and End of Injection Phenomena,” under review for Oil and Gas Science Technology (2015).

M. Battistoni, D.J. Duke, A.L. Kastengren, A.B. Swantek, F.Z. Tilocco, C.F. Powell, and S. Som, “Effect of Non-Condensable Gas on Cavitating Fuel Nozzles,” Atomization and Sprays (2015).

M. Battistoni, D.J. Duke, A.L. Kastengren, A.B. Swantek, F.Z. Tilocco, C.F. Powell, and S. Som, “Effect of Non-Condensable Gas on Cavitating Fuel Nozzles,” under review for Atomization and Sprays (2014).

H. Zhao, S. Quan, M. Dai, E. Pomraning, P.K. Senecal, Q. Xue, M. Battistoni, and S. Som, “Validation of a Three-Dimensional Internal Nozzle Flow Model Including Automatic Mesh Generation and Cavitation Effects,” accepted for Journal of Engineering for Gas Turbine and Power (2014).

M. Battistoni, Q. Xue, S. Som, and E. Pomraning, “Effect of Off-Axis Needle Motion on Internal Nozzle and Near Exit Flow in a Multi-Hole Diesel Injector,” SAE International Journal of Fuels and Lubricants, 7(1) (2014).

M. Battistoni, S. Som, and D.E. Longman, “Comparison of Mixture and Multifluid Models for In-Nozzle Cavitation Prediction,” Journal of Engineering for Gas Turbines and Power 136, 061506, 1–12 (2014).

Q. Xue, M. Battistoni, S. Som, D.E. Longman, H. Zhao, P.K. Senecal, and E. Pomraning, “Three-dimensional Simulations of the Transient Internal Flow in a Diesel Injector: Effects of Needle Movement,” 25th Annual Conference on Liquid Atomization and Spray (2013).

S. Som, D.E. Longman, A.I. Ramirez, and S.K. Aggarwal, “Influence of Nozzle Orifice Geometry and Fuel Properties on Flow and Cavitation Characteristics of a Diesel Injector,” Chapter 6 in Fuel Injection in Automotive Engineering, INTECH Open Access Publisher ISBN: 979-953-307-771-9 (2012).

S. Som, A.I. Ramirez, D.E. Longman, and S.K. Aggarwal, “Effect of Nozzle Orifice Geometry on Spray, Combustion, and Emission Characteristics under Diesel Engines Conditions,” Fuel 90(3), 1267–1276 (2011).

High-Performance Computing

K. Kodavasal, K. Harms, P. Srivastava, S. Som, S. Quan, K. Richards, and M. Garcia, “Development of Stiffness-based Chemistry Load Balancing Scheme, and Optimization of I/O and Communication, to Enable Massively Parallel High-fidelity Internal Combustion Engine Simulations,” Journal of Energy Resource Technology; JERT-16-1022 (2016).

M.M. Ameen, X. Yang, T.-W. Kuo, and S. Som, “Parallel Methodology to Capture Cyclic Variability in Motored Engines,” International Journal of Engine Research (2016).

J. Kodavasal, N. Van Dam, Y. Pei, K. Harms, K. Maheshwari, A. Wagner, M. Garcia, S. Ciatti, P.K. Senecal, and S. Som, “Sensitivity Analysis on Key CFD Model Inputs for Gasoline Compression Ignition on IBM Blue Gene/Q Supercomputer,” THIESEL 2016 Conference on Thermo- and Fluid Dynamic Processes in Direct Injection Engines, Valencia, Spain (2016).

J. Kodavasal, Y. Pei, A. Wagner, K. Harms, M. Garcia, S. Som, and P.K. Senecal, “Global Sensitivity Analysis of a Gasoline Compression Ignition Engine Simulation with Multiple Targets,” SAE Paper No. 2016-01-0602, SAE 2016 World Congress, Detroit, MI (2016).

J. Kodavasal, K. Harms, P. Srivastava, S. Som, S. Quan, K. Richards, and M. Garcia,  “Development of a Stiffness-based Chemistry Load Balancing Scheme and Optimization of I/O and Communication, to Enable Massively Parallel High-fidelity Internal Combustion Engine Simulations,” Proceedings of the ASME 2015 Internal Combustion Engine Division Fall Technical Conference, Paper no. ICEF2015-1035, Nov. 8–11 (2015).

P.K. Senecal, S. Mitra, E. Pomraning, Q. Xue, S. Som, S. Banerjee, B. Hu, K. Liu, D. Rajamohan, and J.M. Deur, “Modeling Fuel Spray Vapor Distribution with Large Eddy Simulation of Multiple Realizations,” accepted for Journal of Engineering for Gas Turbine and Power (2015).

S. Som, D.E. Longman, S.M. Aithal, R. Bair, M. Garcia, S.P. Quan, K.J. Richards, and P.K. Senecal, “A Numerical Investigation on Scalability and Grid Convergence of Internal Combustion Engine Simulations,” SAE Paper No. 2013-01-1095, SAE 2013 World Congress, Detroit, MI (2013).

Q. Xue, S. Som, P.K. Senecal, and E. Pomraning, “Large Eddy Simulation of Fuel Spray Under Non-Reacting IC Engine Conditions,” Atomization and Sprays 23(10), 925–955 (2013).

S. Som, D.E. Longman, Z. Luo, M. Plomer, T. Lu, P.K. Senecal, and E. Pomraning, “Simulating Flame Lift-off Characteristics of Diesel and Biodiesel Fuels Using Detailed Chemical-Kinetic Mechanisms,” Journal of Energy Resources Technology 134(3), 032204 (2012).

P. Kundu, Y. Pei, and S. Som, “Evaluation of Turbulence Chemistry Interactions under Diesel Engine Conditions with a Multi-Flamelet RIF Model,” accepted for Atomization and Sprays (2014).

Turbulence Modeling and Validation

Z. Wang, M. Ameen, S. Som, and J. Abraham, “Assessment of Large-Eddy Simulations of Turbulent Round Jets using Low-Order Numerical Schemes,” SAE Paper No. 2017-01-0575, SAE International Journal of Commercial Vehicles 10(2) (2017).

Y. Pei, P. Kundu, G.M. Goldin, and S. Som, “Large Eddy Simulation of a Reacting Spray Flame under Diesel Engine Conditions,” accepted for JSAE/SAE Powertrains, Fuels and Lubricants International Meeting, Kyoto, Japan (2015).

X. Yang, S. Gupta, Q. Xue, S. Som, and T-W. Kuo, “LES for IC Engine Flows – Effect of Machine Hardware, Adaptive Mesh Refinement and Sub-grid Scale Models, LES for Internal Combustion Engine Flows, Rueil-Malmaison, France (2014).

G. Goldin, P.K. Senecal, E. Pomraning, K.J. Richards, and S. Som, “LES of Diesel Sprays Considering Multi-injection Averaging and Grid-convergent Mesh Resolution,” LES for Internal Combustion Engine Flows, Rueil-Malmaison, France (2014).

P.K. Senecal, S. Mitra, E. Pomraning, Q. Xue, S. Som, S. Banerjee, B. Hu, K. Liu, D. Rajamohan, and J. Deur, “Modeling Fuel Spray Vapor Distribution with Large Eddy Simulation of Multiple Realizations,” Proceedings of the ASME Internal Combustion Engine Division Fall Technical Conference, ICEF2014-5488, Columbus, IN (2014).

P.K. Senecal, E. Pomraning, Q. Xue, S. Som, S. Banerjee, B. Hu, K. Liu, and J. Deur, “Large Eddy Simulation of Vaporizing Sprays Considering Multi-Injection Averaging and Grid-Convergent Mesh Resolution,” Journal of Engineering for Gas Turbines and Power 136 (11), 111504: 1-13, (2014).

P.K. Senecal, E. Pomraning, K.J. Richards, and S. Som, “An Investigation of Grid Convergence for Spray Simulations Using an LES Turbulence Model,” SAE Paper No. 2013-01-1083, SAE 2013 World Congress, Detroit, MI (2013).

Q. Xue, S. Som, P.K. Senecal, and E. Pomraning, “A Study of Grid Resolution and SGS Models for LES under Non-reacting Spray Conditions,” 25th Annual Conference on Liquid Atomization and Spray Systems, Pittsburg, PA (2013).

S. Som, P.K. Senecal, and E. Pomraning, “Comparison of RANS and LES Turbulence Models against Constant Volume Diesel Experiments,” 24th Annual Conference on Liquid Atomization and Spray Systems, San Antonio, TX (2012).

Uncertainty Analysis

Y. Pei, M.J. Davis, L.M. Pickett, and S. Som, “Engine Combustion Network (ECN): Uncertainty Quantification of Spray A for Different Combustion Vessels,” Combustion and Flame 162(6), 2337-2347 (2015).

Y. Pei, R. Shan, S. Som, T. Lu, D.E. Longman, and M.J. Davis, “Global Sensitivity Analysis of a Diesel Engine Simulation with Multi-Target Functions,” SAE Paper No. 2014-01-1117, SAE 2014 World Congress, Detroit, MI (2014).

D.Y. Zhou, M.J. Davis, and R.T. Skodje, “Multitarget Global Sensitivity Analysis of n‑Butanol Combustion,” Journal of Physical Chemistry A 117(17), 3569–3584 (2013).

D.Y. Zhou, R.T. Skodje, W. Liu, and M.J. Davis, “Multitarget Global Sensitivity Analysis of n-Butanol Combustion,” 8th U.S. National Combustion Meeting, Western States Section of the Combustion Institute, May 19–22, 2013.

Combustion Modeling

P. Kundu, M. Ameen, and S. Som, “Importance of Turbulence Chemistry Interaction at Low Temperature Engine Conditions,” accepted by Combustion and Flame (2017).

P. Kundu, M.M. Ameen, C. Xu, U. Unnikrishnan, T. Lu, and S. Som, “Implementation of detailed chemistry mechanisms in engine simulations,” Proceedings of the ASME 2017 Internal Combustion Engine Division Fall Technical Conference, ICEF2017-3596, Seattle, WA, October 2017.

P. Pal, Y. Wu, T. Lu, S. Som, Y.C. See, and A.L. Moine, “Multidimensional CFD simulations of knocking combustion in a CFR engine,” Proceedings of the ASME 2017 Internal Combustion Engine Division Fall Technical Conference, ICEF2017-3599, Seattle, WA (2017).

P. Kundu, M. Ameen, U. Unnikrishnan, and S. Som, “Implementation of a Tabulated Flamelet Model for Investigation of Methyl Decanoate Combustion in an Optical Direct Injection Engine,” SAE Paper No. 2017-01-0564, SAE 2017 World Congress, Detroit, MI (2017).

Y. Yao, Y. Pey, B.-J. Zhong. S. Som, T. Lu, and K.H. Luo, “A Compact Skeletal Mechanism for N-Dodecane with Optimized Semi-Global Low-Temperature Chemistry for Diesel Engine Simulations,” Fuel 191, 339–349 (2017).

M. Ameen, P. Kundu, and S. Som, “Novel Tabulated Combustion Model Approach for Lifted Spray Flames with Large Eddy Simulations,” SAE Int. J. Engines 9(4) (2016).

P. Kundu, T. Echekkai, Y. Pei, and S. Som, “An Equivalent Dissipation Rate Model for Capturing History Effects in Non-premixed Flames,” Combustion and Flame (2016).

S. Skeen, J. Manin, L. Pickett, E. Cenker et al., “A Progress Review on Spray A Soot Experiments and Modeling from the 4th Engine Combustion Network (ECN) Workshop,” SAE Paper No. 2016-01-0734, SAE International Journal of Engines (2016).

Y. Pei, S. Som, E. Pomraning, P.K. Senecal, S.A. Skeen, J. Manin, and L.M. Pickett, “Large Eddy Simulation of a Reacting Spray Flame with Multiple Realizations under Compression Ignition Engine Conditions,” Combustion and Flame; 162(12), 4442–4455 (2015).

M. Ameen, Y. Pei, and S. Som, “Computing Statistical Averaged from Large Eddy Simulations of Spray Flames,” SAE Paper No. 2016-01-0585, SAE 2016 World Congress, Detroit, MI (2016).

R. Payri, J.P. Viera, Y. Pei, and S. Som, “Experimental and Numerical Study of Lift-off Length and Ignition Delay of a Two-Component Diesel Surrogate,” Fuel (2014).

Y. Pei, W. Liu, M. Mehl, T. Lu, W.J. Pitz, and S. Som, “A Multi-component Blend as a Diesel Fuel Surrogate for Compression Ignition Engine Applications,” accepted for Journal of Engineering for Gas Turbine and Power (2015).

Z. Luo, S. Som, S.M. Sarathy, M. Plomer, W.J. Pitz, D.E. Longman, and T. Lu, “Development and Validation of an n-Dodecane Skeletal Mechanism for Diesel Spray-Combustion Applications,” Combustion Theory and Modeling (2014).

S. Som, W. Liu, D.Y. Zhou, G.M. Magnotti, R. Sivaramakrishnan, D.E. Longman, R.T. Skodje, and M.J. Davis, “Quantum Tunneling Affects Engine Performance,” Journal of Physical Chemistry Letters 4(12), 2021–2025 (2013).

W. Liu, R. Sivaramakrishnan, M.J. Davis, S. Som, D.E. Longman, and T. Lu, “Development of a Reduced Biodiesel Surrogate Model for Compression Ignition Engine Modeling,” 34th Proceedings of the Combustion Institute, Poland, pp. 401–409 (2013).

Z. Luo, M. Plomer, T. Lu, S. Som, and D.E. Longman, “A Reduced Mechanism for Biodiesel Surrogates with Low Temperature Chemistry for Compression Ignition Engine Applications,” Combustion Theory and Modeling 16(2), 369–385 (2012).

M. Raju, M. Wang, P.K. Senecal, S. Som, and D.E. Longman, “A Reduced Diesel Surrogate Mechanism for Compression Ignition Engine Applications,” ICEF2012-92045, ASME Internal Combustion Engine Division Fall Technical Conference, Vancouver, Canada (2012).

Chemical Kinetics

R.S. Tranter, P.T. Lynch and C.J. Annesley, “Shock Tube Investigation of CH3+CH3OCH3,” Journal of Physical Chemistry A 116(27), 7287–7292 (2012).

G. Altinay and R. G. Macdonald, “Determination of the Rate Constant for the OH(X2Π) + OH(X2Π) → H2O + O(3P) Reaction Over the Temperature Range 295 to 701 K,” Journal of Physical Chemistry A 118(1), 38–54 (2014).

D. Polino, S. J. Klippenstein, L. B. Harding, and Y. Georgievskii, “Predictive Theory for the Addition and Insertion Kinetics of 1CH2 Reacting with Unsaturated Hydrocarbons,” Journal of Physical Chemistry A 117(48), 12677–12692 (2013) [cover story].

N. J. Labbe, R. Sivaramakrishnan, and S. J. Klippenstein, “The Role of Prompt Reactions in Ethanol and Methylformate Low-Pressure Flames,” accepted for Proceedings of the Combusion Institute 35 (2014).

Low-Temperature Combustion

J. Kodavasal, C.P. Kolodziej, S.A. Ciatti, and S. Som, “Effect of Injection Parameters, Boost, and Swirl Ratio on Gasoline Compression Ignition Operation at Idle and Low-Load Conditions,” International Journal of Engine Research (2016).

A.A. Moiz, M.M. Ameen, S.-Y. Lee, and S. Som, “Study Of Soot Production on Double Injections of N-Dodecane in CI Engine-Like Conditions,” Combustion and Flame, 173, 123–131 (2016).

P. Kundu, R. Scarcelli, S. Som, A. Ickes, Y. Wang, J. Keidaisch, and M. Rajkumar, “Modeling Heat Loss through Pistons and Effect on Thermal Boundary Coatings in Diesel Engine Simulations using Conjugate Heat Transfer Methods,” SAE Paper No. 2016-01-2235, SAE 2016 International Powertrain, Fuels & Lubricants Meeting, Baltimore, MD (2016).

J. Kodavasal, S. Ciatti, and S. Som, “Analysis of the Impact of Uncertainties in Inputs on CFD Predictions of Gasoline Compression Ignition,” Proceedings of the ASME 2016 Internal Combustion Engine Division Fall Technical Conference, ICEF2016-9328, Greenville, SC (2016).

K. Saha, A.M. Moiz, A.I. Ramirez, S. Som, M. Biruduganti, M. Bima, and P. Powell, “Proof-of-Concept Numerical Study for Nox Reduction in Diesel Engines Using Enriched Nitrogen and Enriched Oxygen,” SAE Paper No. 2016-01-8082, SAE 2016 Commercial Vehicle Conference, Rosemont, IL (2016).

J. Kodavasal, C. Kolodziej, S. Ciatti, and S. Som, “CFD Simulation of Gasoline Compression Ignition,” accepted for Journal of Energy Resource Technology (2015).

C. Kolodziej, S. Ciatti, J. Kodavasal, and S. Som, “Achieving Stable Engine Operation of Gasoline Compression Ignition Using 87AKI Gasoline down to Idle,” SAE Paper No. 2015-01-0832, SAE 2015 World Congress, Detroit, MI (2015).

P. Kundu, Y. Pei, and S. Som, “Combustion Modeling under Diesel Engine Conditions with Multi-Flamelet RIF Model,” Spring Technical Meeting of the Central States Section of the Combustion Institute, Tulsa, OK, March 2014.

Y. Zhu, N. Salman, K. Freeman, R. Reese, Z. Wang, R. Scarcelli, and S. Som, “Numerical Study of the Combustion Characteristics of a Turbocharged DI Gasoline Engine with Diesel Micro Pilot Ignition and Cooled EGR,” Proceedings of the ASME 2013 Internal Combustion Engine Division Fall Technical Conference, ICEF2013-19170, Dearborn, MI (2013).

Z. Wang, R. Scarcelli, S. Som, S.S. McConnell, N. Salman, Y. Zhu, K. Freeman, K. Hardman, R.A. Reese, P.K. Senecal, M. Raju, and S.D. Gilver, “Multi-Dimensional Modeling and Validation of Combustion in a High-Efficiency Dual-Fuel Light-Duty Engine,” SAE Paper No. 2013-01-1091, SAE 2013 World Congress, Detroit, MI (2013).

A.I. Ramirez, S. Som, T.P. Rutter, D.E. Longman, and S.K. Aggarwal, “Investigation of the Effects of Rate of Injection on Combustion Phasing and Emission Characteristics: Experimental and Numerical Study,” Spring Technical Meeting of the Central States Section of the Combustion Institute, Dayton, OH (2012).

Alternative Fuels

L. Bartolucci, R. Scarcelli, T. Wallner, A. Swantek, C.F. Powell, A Kastengren, and D. Duke, “Gaseous Direct Injection from an Outward Opening Injector: CFD and X-ray Analysis,” SAE technical paper 2016-01-0850, SAE World Congress and Exhibition, Detroit, USA (2016).

R. Torelli, S. Som, Y. Pei, Y. Zhang, A. Voice, M. Traver, and D. Cleary, “Influence of Fuel properties on internal nozzle flow development in a multi-hole diesel injector,” accepted by Fuel (2017).

Y. Pei, Y. Zhang, P. Kumar, M. Traver, D. Cleary, M. Ameen, S. Som, D. Probst, T. Burton, E. Pomraning, and P.K. Senecal, “Combustion System Optimization of Gasoline-like Fuel in a Heavy-Duty Engine Using Design of Experiments,” SAE Paper No. 2017-01-0550, SAE International Journal of Commercial Vehicles 10 (2) (2017).

P. Pal, D. Probst, Y. Pei, Y. Zhang, M. Traver, D. Cleary, and S. Som, “Numerical Investigation of Gasoline-like Fuel in a Heavy-Duty Compression Ignition Engine Using Global Sensitivity Analysis,” SAE Paper No. 2017-01-0578, SAE International Journal of Fuels and Lubricants 10 (1) (2017).

Y. Pei, R. Torelli, T. Tzanetakis, Y. Zhang, M. Traver, D.J. Cleary, and S. Som, “Modeling the fuel spray of a high reactivity gasoline under heavy-duty diesel engine conditions,” Proceedings of the ASME 2017 Internal Combustion Engine Division Fall Technical Conference, ICEF2017-3530, Seattle, WA (2017).

R. Torelli, S. Som, Y. Pei, Y. Zhang, A. Voice, M. Traver, and D. Cleary, “Comparison of In-Nozzle Flow Characteristics of Naptha and N-dodecane Fuels,” SAE Paper No. 2017-01-0853, SAE 2017 World Congress, Detroit, MI (2017).

A.I. Ramirez, S.K. Aggarwal, S. Som, T. Rutter, and D.E. Longman, “Effects of blending a heavy alcohol (C20H40O) with diesel in a heavy-duty compression ignition engine,” Fuel 136, 89-102 (2014).

P.C. Shukla, A.K. Agarwal, S. Som, and D.E. Longman, “Comparative Study of Nozzle Hole Flow Parameters with Spray Injection Parameters for Diesel, Karanja and Jatropha Biodiesels and their Blends with Diesel,” under review for Applied Energy (2014).

Z. Luo, M. Plomer, T. Lu, S. Som, D.E. Longman, S.M. Sarathy, and W.J. Pitz, “A Reduced Mechanism for Biodiesel Surrogates for Compression Ignition Engine Applications,” Fuel 99, 143–153 (2012).

S. Som and D.E. Longman, “Numerical Study Comparing the Combustion and Emission Characteristics of Biodiesel to Petrodiesel,” Energy and Fuels 25(4), 1373–1386 (2011).

A.I. Ramirez, S. Som, L.A. LaRocco, T.P. Rutter, and D.E. Longman, “Investigating the Use of Heavy Alcohols as a Fuel Blending Agent for Compression Ignition Engine Applications,” ICES2012-81169, ASME Internal Combustion Engine Division Spring Technical Conference, Torino, Italy (2012).

S. Som, Z. Wang, W. Liu, and D.E. Longman, “Comparison of Different Chemical Kinetic Models for Biodiesel Combustion,” Proceedings of the ASME 2013 Internal Combustion Engine Division Fall Technical Conference, ICEF2013-19094, Dearborn, MI (2013).

S. Som, D.E. Longman, A.I. Ramirez, and S.K. Aggarwal, “A Comparison of Injector Flow and Spray Characteristics of Biodiesel with Petrodiesel,” Fuel 89, 4014–4024 (2010).

Z. Luo, T. Lu, M.J. Maciaszek, S. Som, and D.E. Longman, “A Reduced Mechanism for High Temperature Oxidation of Biodiesel Surrogates,” Energy and Fuels 24(12), 6283–6293 (2010).