Publications — engine combustion modeling, CFD and chemical kinetics

Publications

21 journal papers and 26 conference papers on engine combustion modeling, sprays, in-cylinder flows, chemical kinetics and scientific computing. The same list, with citation counts, is on Google Scholar.

Journal papers 21

2025
Multigrid laminar flame calculations using sparser analytical Jacobians, parallel iterative solvers, and hybrid integration F. Perini, N. Fiorini, L. Cheli, G. Vichi, R.D. Reitz Combustion Theory and Modelling, 2025. doi:10.1080/13647830.2025.2477717.Publisher DOI
2021
Computational optimization of CH4/H2/CO blends in a spark-ignition engine using quasi-dimensional combustion model A. Paykani, C.E. Frouzakis, C. Schurch, F. Perini, K. Boulouchos Fuel 303, 121281, 2021. doi:10.1016/j.fuel.2021.121281 .Publisher DOI
2020
Investigation of post-injection strategies for diesel engine Catalyst Heating Operation using a vapor-liquid-equilibrium-based spray model F. Perini, S. Busch, R.D. Reitz The Journal of Supercritical Fluids 167, 105042, 2020. doi:10.1016/j.supflu.2020.105042.Publisher DOI
2020
Effects of Stepped-Lip Combustion System Design and Operating Parameters on Turbulent Flow Evolution in a Diesel Engine S. Busch, F. Perini, R. Reitz, E. Kurtz SAE Int. J. Engines 13(2):2020, doi:10.4271/03-13-02-0016 .Publisher
2020
A phenomenological rate of injection model for predicting fuel injection with application to mixture formation in light-duty engines F. Perini, S. Busch, R.D.Reitz Proc ImechE Part D: J Automobile Engineering 234(7), 1826-1839, 2020. doi:10.1177/0954407019898062PDF Publisher DOI
2019
Progress toward understanding vortex generation in stepped-lip diesel engine combustion chambers S. Busch, F. Perini Results in Engineering 1(2019), 100004, doi:10.1016/j.rineng.2019.100004Publisher, open-access DOI
2018
Fast approximations of exponential and logarithm functions combined with efficient storage/retrieval for combustion kinetics calculations F. Perini, R.D. Reitz Combustion and Flame 194(2018), 37-51.PDF Publisher
2017
Piston geometry effects in a light-duty, swirl-supported diesel engine: flow structure characterization F. Perini, K. Zha, S. Busch, E. Kurtz, R.C. Peterson, A. Warey, R.D. Reitz International Journal of Engine Research Online First, 2017, doi:10.1177/1468087417742572PDF Publisher DOI
2016
An Efficient Level-Set Flame Propagation Model for Hybrid Unstructured Grids using the G-Equation F. Perini, Y. Ra, K. Hiraoka, K. Nomura, A. Yuuki, Y. Oda, C.J. Rutland, R.D. Reitz SAE International Journal of Engines 9(3) 2016, doi:10.4271/2016-01-0582.PDF Publisher DOI
2016
Improved atomization, collision and sub-grid scale momentum coupling models for transient vaporizing engine sprays F. Perini and R.D. Reitz International Journal of Multiphase Flows 79(2016), 107-123. doi:10.1016/j.ijmultiphaseflow.2015.10.009PDF Publisher DOI
2014
A comprehensive modeling study of in-cylinder fluid flows in a high-swirl, light-duty optical diesel engine F. Perini, P.C. Miles, R.D. Reitz Computers & Fluids 2014(105):113-124, doi:10.1016/j.compfluid.2014.09.011.PDF Publisher DOI
2014
Modeling the Ignitability of a Pilot Injection for a Diesel Primary Reference Fuel: Impact of Injection Pressure, Ambient Temperature and Fuel Mass F. Perini, D. Sahoo, P.C. Miles, R.D. Reitz SAE Int. J. Fuels Lubr. April 2014(7):48-64; doi:10.4271/2014-01-1258.PDF Publisher DOI
2014
Improved Chemical Kinetics Numerics for the Efficient Simulation of Advanced Combustion Strategies F. Perini, B. Das Adhikary, J.H. Lim, X. Su, Y. Ra, H. Wang, R.D. Reitz SAE Int. J. Engines 7(1):2014, doi:10.4271/2014-01-1113.PDF Publisher DOI
2014
Computationally efficient simulation of multi-component fuel combustion using a sparse analytical Jacobian chemistry solver and high-dimensional clustering F. Perini, A. Krishnasamy, Y. Ra, R.D. Reitz ASME J. Eng. Gas Turbines Power 136(9), 091515, 2014. doi: 10.1115/1.4027280PDF Publisher DOI
2014
A study of direct and Krylov iterative solver techniques to approach linear scaling of the integration of Chemical Kinetics with detailed combustion mechanims F. Perini, E. Galligani, R.D. Reitz Combustion and Flame 161(5), 1180-1195, 2014.PDF Publisher
2012
High-dimensional, unsupervised cell clustering for computationally efficient engine simulations with detailed combustion chemistry F. Perini Fuel 106, 344-356, 2012.PDF Publisher
2012
An analytical Jacobian approach to sparse reaction kinetics for computationally efficient combustion modelling with large reaction mechanisms F. Perini, E. Galligani, R.D. Reitz Energy&Fuels 26 (8), 4804-4822, 2012.PDF Publisher
2012
Development of reduced and optimized reaction mechanisms based on genetic algorithms and element flux analysis F. Perini, J.L. Brakora, G. Cantore, R.D. Reitz Combustion and Flame 159 (1), 103-119, 2012.PDF Publisher
2011
Development and calibration of an enhanced quasi-dimensional combustion model for HSDI diesel engines F. Perini, E. Mattarelli International Journal of Engine Research 12 (4), 311-335, 2011.PDF Publisher
2010
A quasi-dimensional combustion model for performance and emissions of SI engines running on hydrogen–methane blends F. Perini, F. Paltrinieri, E. Mattarelli International Journal of Hydrogen Energy 35 (10), 4687-4701, 2010.PDF Publisher
2009
Optimization of a Supercharged Single Cylinder Engine for a Formula SAE Racing Car E. Mattarelli, F. Perini, C.A. Rinaldini SAE International Journal of Engines 2 (1), 199-210, 2009.PDF Publisher

Conference papers 26

2025
Numerical Investigation of In-Cylinder Heat Transfer Using a 1D Reactive Boundary Layer Model F. Perini, K. Hiraoka, T. Kamino, R.D. Reitz COMODIA 2025 The 11th International Conference on Modeling and Diagnostics for Advanced Engine Systems, Chiba, Japan, 12/16-18, 2025.
2023
A Dual-Fuel Model of Flame Initiation and Propagation for Modelling Heavy-Duty Engines with the G-Equation F. Perini, C. Wright, R.D. Reitz, K. Hiraoka, T. Kamino JSAE Technical Paper 20239007, JSAE 2023 Powertrains, Energy and Lubricants International Meeting, Kyoto, Japan, 8/29-9/1, 2023.
2023
An optimized, data-driven reaction mechanism for Dual-Fuel combustion of Ammonia and Diesel Primary Reference Fuels F. Perini, R.D. Reitz, N. Fiorini, A. Innocenti, M. Latinov, G. Vichi JSAE Technical Paper 20239124, JSAE 2023 Powertrains, Energy and Lubricants International Meeting, Kyoto, Japan, 8/29-9/1, 2023.
2022
Advanced Finite-Volume Numerics and Source Term Assumptions for Kernel and G-Equation Modelling of Propane/Air Flames F. Perini, F. Dal Forno Chuahy, A. Sircar, D. Splitter, R. Reitz SAE Technical Paper 2022-01-0406, 2022, doi:10.4271/2022-01-0406.Publisher DOI
2022
Non-Equilibrium Law-of-the-wall Modeling for Improved Heat Transfer Predictions: Model Development and Validation F. Perini, A. Wu, S. Busch, R. Reitz SAE Technical Paper 2022-01-0405, 2022, doi:10.4271/2022-01-0405.PDF Publisher DOI
2022
Numerical and Experimental Studies of a Novel Dimpled Stepped-Lip Piston Design on Turbulent Flow Development in a Medium-Duty Diesel Engine A. Wu, S. Busch, F. Perini, S. Cho, D. Lopez Pintor, R. Reitz SAE Technical Paper 2022-01-0400, 2022, doi:10.4271/2022-01-0400.PDF Publisher DOI
2021
Parallel Load Balancing Strategies for Mesh-Independent Spray Vaporization and Collision Models F. Perini, S. Busch, R.D. Reitz, A. Wu SAE Technical Paper 2021-01-0412, 2021, doi:10.4271/2021-01-0412.PDF Publisher DOI
2020
An Investigation of Real-Gas and Multiphase Effects on Multicomponent Diesel Sprays F. Perini, S. Busch, R.D. Reitz SAE Technical Paper 2020-01-0240, 2020, doi:10.4271/2020-01-0240.PDF Publisher DOI
2019
Piston Bowl Geometry Effects on Combustion Development in a high-speed light-duty Diesel Engine F. Perini, S. Busch, K. Zha, E. Kurtz, R.D. Reitz SAE Technical Paper 2019-24-0167, 2019, doi:10.4271/2019-24-0167.PDF Publisher DOI
2019
Robust preconditioning techniques for iterative solvers in scalable engine simulations using FRESCO F. Perini, S. Bna, E. Pascolo, I. Spisso, R.D. Reitz 29th International Multidimensional Engine Modeling User's Group Meeting, Detroit, MI, April 8, 2019.HPCEuropa_paper_Perini_final
2019
Limitations of sector mesh geometry and initial conditions to model flow and mixture formation in direct-injection diesel engines F. Perini, S. Busch, E. Kurtz, A. Warey, R.C. Peterson, R.D. Reitz SAE Technical Paper 2019-01-0204, 2019, doi:10.4271/2019-01-0204.PDF Publisher DOI
2018
Bowl Geometry Effects on Turbulent Flow Structure in a Direct Injection Diesel Engine S. Busch, K. Zha, F. Perini, R.D. Reitz et al. SAE Technical Paper 2018-01-1794, 2018, doi:10.4271/2018-01-1794.Publisher DOI
2018
A Triangulated Lagrangian Ignition Kernel Model with Detailed Kinetics for Modeling Spark Ignition with the G-Equation - Part I: Geometric Aspects F. Perini, K. Hiraoka, Y. Oda, A. Yuuki, C.J. Rutland, R.D. Reitz SAE Tachnical Paper 2018-01-0195, SAE 2018 World Congress and Exhibition 2018, Detroit, MI, April 10-12, 2018, doi:10.4271/2018-01-0195.Publisher DOI
2018
Modeling Ignition and COmbustion in Spark-Ignition Engines Based on Swept-Volume Method G. Zhu, K. Pattabiraman, F. Perini, C.J. Rutland SAE Tachnical Paper 2018-01-0188, SAE 2018 World Congress and Exhibition 2018, Detroit, MI, April 10-12, 2018, doi:10.4271/2018-01-0188.Publisher DOI
2018
FRESCO - an object-oriented, parallel platform for internal combustion engine simulations F. Perini and R.D. Reitz 28th International Multidimensional Engine Modeling User's Group Meeting at the SAE Congress, Detroit, MI, April 9, 2018.PDF Publisher
2017
Comparison of Linear, Non-linear and Generalized RNG-based k-epsilon models for turbulent diesel engine flows F. Perini, S. Busch, K. Zha, R.D. Reitz SAE Technical Paper 2017-01-0561, 2017 SAE World Congress and Exhibition, Detroit, MI, April 4-6, 2017.PDF Publisher
2016
Modeling the effects of pilot injection strategies on combustion noise and soot emissions in a light-duty optical diesel engine F. Perini, K. Zha, S. Busch, A. Warey, R. Peterson, R.D. Reitz THIESEL 2016 Conference on Thermo- and Fluid Dynamic Processes in Direct Injection Engines, Valencia, Spain, 2016.PDF
2015
Principal Component Analysis and study of port-induced swirl structures in a light-duty optical diesel engine F. Perini, K.Zha, S. Busch, P.C. Miles, R.D. Reitz SAE Technical paper 2015-01-1696, SAE 2015 World Congress & Exhibition 2015, Detroit, MI, April 21-23 2015.PDF Publisher
2014
Effects of in-cylinder non-uniformities on mixture preparation in a light-duty Diesel engine operating a light-load Partially Premixed Combustion strategy F. Perini, K. Zha, D. Sahoo, S. Busch, P.C. Miles, R.D. Reitz - THIESEL 2014 Conference on Thermo- and Fluid Dynamic Processes in Direct Injection Engines, Valencia, Spain, 2014.PDF
2013
A Computational Investigation of the Effects of Swirl Ratio and Injection Pressure on Mixture Preparation and Wall Heat Transfer in a Light-Duty Diesel Engine F. Perini, A.B. Dempsey, R.D. Reitz, D. Sahoo, B. Petersen, P.C. Miles SAE Technical paper 2013-01-1105, SAE 2013 World Congress & Exhibition 2013, Detroit, MI, 2013.PDF Publisher
2012
Validation of a Sparse Analytical Jacobian Chemistry Solver for Heavy-Duty Diesel Engine Simulations with Comprehensive Reaction Mechanisms F. Perini, E. Galligani, G. Cantore, R.D. Reitz SAE Technical paper 2012-01-1974, SAE 2012 Commercial Vehicle Engineering Congress, Rosemont, IL, 2012.PDF Publisher
2011
An analysis on time scale separation for internal combustion engine simulations with detailed chemistry F. Perini, G. Cantore, R.D. Reitz SAE Technical paper 2011-24-0028, 10th International Conference on Engines & Vehicles, Capri (Italy), 2011;PDF Publisher
2010
2-Stroke Diesel engine for light aircrafts: IDI vs. DI combustion system E. Mattarelli, F. Paltrinieri, F. Perini, C.A. Rinaldini, M. Wilksch SAE Technical paper 2010-01-2147, SAE 2010 Powertrains Fuels & Lubricants meeting, 2010.Publisher
2010
Development and Validation of Predictive Emissions Schemes for Quasi-Dimensional Combustion Models F. Perini, E. Mattarelli, F. Paltrinieri SAE Technical paper 2010-01-0148, SAE World Congress & Exhibition 2010, Detroit, MI, 2010.PDF Publisher
2009
Quality and Reliability of Large-Eddy Simulation II M. Meldi and F. Perini - Reduced Interaction between numerical and model errors through anisotropic filtering september 9-11 2009, Pisa, Italy, Ed. Springer, ISBN: 978-94-007-0230-1.PDF Publisher
2009
A Lumped Parameter Approach for Simulation of ICE Cooling Systems G. Cantore, F. Paltrinieri, F. Perini, C.A. Rinaldini SAE Technical paper 2009-01-2760, SAE 2009 Powertrains Fuels and Lubricants Meeting, San Diego, CA, 2009.Publisher

Software 1

Fortran Standard Library version v0.8.0. doi: 10.5281/zenodo.18346788.DOI

Technical reports and other publications 5

2019
Modeling Piston Bowl Geometry Effects on Combustion in a High-Speed Diesel Engine F. Perini, S. Busch, R.D. Reitz proceedings of the 17th Conference “The Working Process of the Internal Combustion Engine”, 165-177, Graz, September 26-27, 2019.Publisher
2013
High load (21 bar IMEP) dual fuel RCCI combustion optimization J.H. Lim, F. Perini, R.D. Reitz International Multidimensional Engine Modeling User's Group Meeting at the SAE Congress (IMEM) Detroit, MI, April 15, 2013.PDF
2013
A note on the Rosenbrock formulae E. Galligani, F. Perini University of Modena Numerical Analysis Technical Report TR NA-UniMoRE-5-2013, 2013.PDF University website
2012
Approcci all'incorporazione di meccanismi di combustione dettagliati per la simulazione multidimensionale dei motori a combustione interna G. Cantore, F. Perini I Giornata di Studio Roberto Bettocchi, Cento (FE), Italy, 2012 (in Italian).PDF
2009
Simulazione quasi-dimensionale del processo di combustione di motori a combustione interna alimentati ad idrogeno F. Perini, G. Cantore proceedings of "Giornata di Studio - Il motore alternativo alimentato ad idrogeno", Pisa, Italy, November 2009.PDF

Talks 12

2025
Precision-Agnostic BLAS/LAPACK and a Modern Linear Algebra API for the Fortran Standard Library F. Perini, J. Vandenplas, J. Alves, O. Certik FortranCon 2025, Virtual, Nov 4, 2025.
2024
Automated CFD Meshing with focus on Internal Combustion Engines F. Perini University of Wisconsin Engine Research Center, June 14th, 2024.
2019
Leveraging HPC technology for faster simulations of engine combustion F. Perini, S. Bna, E. Pascolo, I. Spisso, R.D. Reitz Workshop HPC for Industry 4.0, Milano, May 23, 2019.
2018
Better models for better engines: towards multi-physics modelling F. Perini, R.D. Reitz Free University of Bozen, December 13th, 2018.PDF
2016
Piston Geometry Effects on Compression Stroke Swirling Flow in a Light-Duty Optical Diesel Engine K. Zha, F. Perini, S. Busch, C. Park, R.D. Reitz, E.M. Kurtz, A. Warey, R.C. Peterson 16PFL-1192, SAE World Congress 2016, Detroit, MI, April 12th, 2016.
2015
Computationally efficient dimension reduction of combustion chemistry via Principal Components Analysis based domain partitioning F. Perini, R.D. Reitz 2nd Frontiers in Computational Physics - Energy Sciences conference, Zurich, June 3-5, 2015.PDF
2015
Towards improved spray models for handling complex engine geometries F. Perini, R.D. Reitz IEA Combustion Agreement Fuel Spray Workshop 2015, Detroit, MI, Apr 20th, 2015.PDF
2014
Improving spray models for advanced combustion strategies F. Perini, P.C. Miles, R.D. Reitz IEA 36th Task Leaders Meeting 2014 "Energy Conservation and Emission Reduction in Combustion", Stavanger (Norway), June 9-13, 2014.PDF
2013
Importance of internal flow and geometry modelling in the GM 1.9L light duty engine F. Perini University of Wisconsin Engine Research Center, November 19th, 2013.PDF Video
2013
A computational investigation of the effects of swirl ratio and injection pressure on mixture preparation in a light-duty diesel engine F. Perini University of Wisconsin Engine Research Center, January 22nd, 2013PDF Video
2012
Approaches to the incorporation of realistic chemical kinetics in multidimensional engine combustion simulations F. Perini Michigan State University, May 14th, 2012PDF
2012
SpeedCHEM - A Sparse Analytical Jacobian Chemistry code for engine simulations with detailed chemistry F. Perini University of Wisconsin Engine Research Center, October 9th, 2012PDF Video

Courses 2

2013
"Tips and tricks for good (and fast) scientific programming", University of Wisconsin Engine Research Center, 11/27, 12/04, 12/11 2013.Video1 Video2 Video3 PDF1 PDF2
2012
"Modern Fortran for Scientific Computing and Engineering Applications" [in Italian], University of Modena, Italy, December 11-12, 2012.Google group page

Posters 4

2015
An improved sub-grid scale flow model for transient fuel sprays F. Perini, R.D. Reitz ERC Symposium, Madison WI, June 3-4, 2015.PDF
2015
Study of In-cylinder Swirl Flow Structures using Principal Component Analysis F. Perini, R.D. Reitz, P.C. Miles ERC Symposium, Madison WI, June 3-4, 2015.PDF
2013
Modeling Partially Premixed Combustion in a Light Duty Optical Diesel Engine F. Perini, P.C. Miles, R.D. Reitz ERC Symposium, Madison WI, June 5-6, 2013.PDF
2013
Advanced Numerics for Detailed Chemical Kinetics in Internal Combustion Engine Simulations F. Perini, G. Cantore, E. Galligani, R.D. Reitz ERC Symposium, Madison WI, June 5-6, 2013.PDF

Ph. D. Thesis 1

2011
Optimally reduced reaction mechanisms for internal combustion engines running on biofuels F. Perini University of Modena and Reggio Emilia, 2011.University website