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Room: Room 111
Engineering Research Building
1500 Engineering Dr.
Madison, WI 53706

Ph: (608) 263-1610
Fax: (608) 263-9870
kokjohn@wisc.edu

Primary Affiliation:
Mechanical Engineering

Additional Affiliations:
Engine Research Center

Publications

 Link to Curriculum Vitae

Link to Google Scholar Page

  1. Kavuri, C., Paz, J., and Kokjohn, S.L., "A comparison of Reactivity Controlled Compression Ignition (RCCI) and Gasoline Compression Ignition (GCI) strategies at high load, low speed conditions", Energy Conversion and Managment, 128:324-341, 2016. http://authors.elsevier.com/a/1Tijwin8VKjzn

 

  1. Li, Y, Jia, M., Chang, Y., Kokjohn, S.L., and Reitz, R.D., “Thermodynamic energy and exergy analysis of three different engine combustion regimes”, Applied Energy, 180:849-858, 2016. doi:10.1016/j.apenergy.2016.08.038.

 

  1. Ra, Y. , Chuahy, F., and Kokjohn, S.L., “Development and validation of a reduced reaction mechanism describing diesel fuel / syngas co-oxidation”, Fuel, 185:663-683. doi:10.1016/j.fuel.2016.07.039.

 

  1. Kavuri, C., Tiry, M., and Kokjohn S.L., “Experimental and Computational Investigation of Soot Production from a Premixed Compression Ignition Engine using a Load Extension Injection”, International Journal of Engine Research, 2016. doi:10.1177/1468087416650073.

 

  1. DelVescovo, D., Kokjohn, S.L., and Reitz, R.D C., “The Development of an Ignition Delay Correlation for PRF Fuel Blends from PRF0 (n-heptane) to PRF100 (isooctane)”, SAE Int. J. Engines, 9(1):520-535, 2016. doi:10.4271/2016-01-0551.

 

  1. Kavuri, C.N., Klos, D., Kokjohn S.L., Hou, D., “Blending the Benefits of Reactivity Controlled Compression Ignition (RCCI) and Gasoline Compression Ignition (GCI) Combustion using an Adaptive Fuel Injection System”, International Journal of Engine Research, 2015. doi: 10.1177/1468087415615255.

 

  1. Pan, L., Kokjohn, S.L., Huang, Z., “Development and validation of a reduced chemical kinetic model for DME combustion”, Fuel, 160, 2015. http://dx.doi.org/10.1016/j.fuel.2015.07.066

 

  1. Klos, D. and Kokjohn, S.L., “Investigation of the Effect of Injection and Control Strategies on Combustion Instability in Reactivity Controlled Compression Ignition (RCCI) Engines”, Journal of Engineering for Gas Turbines and Power, 138(1), 2015. doi:10.1115/1.4031179. 

 

  1. Bhagatwala, A., Sankaran, R., Kokjohn, S.L., Chen, J.H., “Numerical investigation of spontaneous flame propagation under RCCI conditions”, Combustion and Flame, 162(9), 2015. http://dx.doi.org/10.1016/j.combustflame.2015.06.005

 

  1. Klos, D., Janecek, D., and Kokjohn, S.L., "Investigation of the Combustion Instability-NOx Tradeoff in a Dual Fuel Reactivity Controlled Compression Ignition (RCCI) Engine," SAE Int. J. Engines 8(2):821-830, 2015, doi:10.4271/2015-01-0841.

 

  1. Klos, D.T. and Kokjohn, S.L., “Investigation of the Sources of Combustion Instability in Low Temperature Combustion (LTC) Engines”, International Journal of Engine Research, Vol. 22, No. 1, 2014. doi: 10.1177/1468087414556135.

 

  1. Kokjohn, S.L., Musculus, M.P.B., and Reitz, R.D. “Evaluating Temperature and Fuel Stratification for Heat-Release Rate Control in a Reactivity-Controlled Compression-Ignition Engine using Optical Diagnostics and Chemical Kinetics Modeling”, Combustion and Flame, Vol. 162, No. 6, 2015. http://dx.doi.org/10.1016/j.combustflame.2015.04.009

 

  1. Kokjohn, S.L. and Reitz, R.D., "RCCI and Conventional Diesel Combustion: A Comparison of Methods to Meet Light-Duty NOx and Fuel Economy Targets," International Journal of Engine Research, Vol. 14, No. 5 pp. 452-468, 2013.

 

  1. Hanson, R.M., Curran, S., Wagner, R., Kokjohn, S.L., Splitter, D.A., and Reitz, R.D., "Piston Bowl Optimization for RCCI Combustion in a Light-Duty Multi-Cylinder Engine," SAE Int. J. Engines, Vol. 5, No. 2, pp. 286-299, 2012.

 

  1. Kokjohn, S.L., Reitz, R.D., Splitter, D.A., and Musculus, M.P.B., "Investigation of Fuel Reactivity Stratification for Controlling PCI Heat-Release Rates Using High-Speed Chemiluminescence Imaging and Fuel Tracer Fluorescence," SAE Int. J. Engines, Vol. 5, No. 2, pp. 248-269, 2012.

 

  1. Kokjohn, S.L., Splitter, D.A., Hanson, R.M., Reitz, R.D., Manente, V. and Johansson, B., "Modeling Charge Preparation and Combustion in Diesel Fuel, Ethanol, and Dual Fuel PCCI Engines," Atomization and Sprays, Vol. 21, No. 2, pp. 107-119, 2011.

 

  1. Kokjohn, S.L., and Reitz, R.D., "Investigation of the Roles of Flame Propagation, Turbulent Mixing, and Volumetric Heat Release in Conventional and Low Temperature Diesel Combustion," ASME J. Eng. Gas Turbines Power, Vol. 133, No. 10, 2011.

 

  1. Kokjohn, S.L., Hanson, R.M., Splitter, D.A., and Reitz, R.D., "Fuel Reactivity Controlled Compression Ignition (RCCI): A Pathway to Controlled High-Efficiency Clean Combustion," International Journal of Engine Research, Vol. 12, No. 3, pp. 209-226, 2011.

 

  1. Puduppakkam, K.V., Kokjohn, S.L., Liang, L., Naik, C.V., Reitz, R.D., and Meeks, E., "Use of Detailed Kinetics and Advanced Chemistry-Solution Techniques in CFD to Investigate Dual-Fuel Engine Concepts," SAE Int. J. Engines, Vol. 4, No. 1, pp. 1127-1149, 2011.

 

  1. Hanson, R.M., Kokjohn, S.L., Splitter, D.A., and Reitz, R.D., "Fuel Effects on Reactivity Controlled Compression Ignition (RCCI) Combustion at Low Load," SAE Int. J. Engines, Vol. 4, No. 1, pp. 394-411, 2011.

 

  1. Kokjohn, S.L., Hanson, R.M., Splitter, D.A., Kaddatz, J., and Reitz, R.D., "Fuel Reactivity Controlled Compression Ignition (RCCI) Combustion in Light- and Heavy-duty Engines," SAE Int. J. Engines, Vol. 4, No. 1, pp. 360-374, 2011.

 

  1. Bergin, M., Musu, E., Kokjohn, S.L., and Reitz, R.D., "Examination of Initialization and Geometric Details on the Results of CFD Simulations of Diesel Engines," ASME J. Eng. Gas Turbines Power, Vol. 133, No. 4, 2011.

 

  1. Kokjohn, S.L., and Reitz, R.D., "An Investigation of Charge Preparation Strategies for Controlled PPCI Combustion using a Variable Pressure Injection System," International Journal of Engine Research, Vol. 11, No. 4, pp. 257-282, 2010.

 

  1. Splitter, D.A., Hanson, R.M., Kokjohn, S.L., Rein, K., Sanders, S., and Reitz, R.D., "An Optical Investigation of Ignition Processes in Fuel Reactivity Controlled PCCI Combustion," SAE Int. J. Engines Vol. 3, No. 1, pp. 142-162, 2010.

 

  1. Hanson, R.M., Reitz, R.D., Splitter, D.A., and Kokjohn, S.L., "An Experimental Investigation of Fuel Reactivity Controlled PCCI Combustion in a Heavy-Duty Engine," SAE Int. J. Engines, Vol. 3, No. 1, pp. 700-716, 2010.

 

  1. Kokjohn, S.L., Hanson, R.M., Splitter, D.A., and Reitz, R.D., "Experiments and Modeling of Dual Fuel HCCI and PCCI Combustion Using In-Cylinder Fuel Blending," SAE Int. J. Engines, Vol. 2, No. 2, pp. 24-39, 2009.

 

  1. Kokjohn, S.L., Swor, T.A., Andrie, M.J., and Reitz, R.D., "Experiments and Modeling of Adaptive Injection Strategies (AIS) in Low Emissions Diesel Engines," SAE Int. J. Engines, Vol. 2, No. 1, pp. 16-32, 2009.

 

  1. Kokjohn, S.L. and Reitz, R.D. "A Computational Investigation of Two-stage Combustion in a Light-Duty Engine," SAE Int. J. Engines, Vol. 1, No. 1, pp. 1083-1104, 2008.

 

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