Educational Background

  • B.S. in Mechanical Engineering, NIT Kurukshetra, India, 1996
  • M.S. in Thermal Engineering, Indian Institute of Technology, Delhi 1998
  • Ph.D. in Mechanical Engineering, University of Wisconsin-Madison, 2005

Research Interests

  • new interdisciplinary modeling methods
  • dynamic system calibration and control/advanced IC engine calibration methods
  • advanced energy systems
  • renewable energy systems
  • automotive emission control

Courses

  • System Dynamics (MECH 405)
  • Thermodynamics
  • Fluid Dynamics

Grant Proposals

  • "Acquisition of a Fast Particulate Spectrometer", NSF MRI, PI, $166,240, funded, 09/01/13-09/01/16, awarded 08/16/2011
  • "Engineering Knowledge Based Machine Learning", NSF CAREER, PI, $399,997, declined 01/10/2011

Work Experience

  • Maruti-Suzuki Motor Corporation: Feb. 1997-May 2000, Automotive Engineering.
  • Cummins Inc: Feb. 2005-July 2009, Automotive Emission and Fuel Efficiency Research

Selected Publications

Brahma, I., "A decision tree-based approach to smoke spike detection on a heavy duty diesel engine", Proceedings of the Institution of Mechanical Engineers, Part D, Journal of Automobile Engineering, accepted for publication, Sept. 10, 2012

Brahma, I., "A non-parametric modeling method of estimating engine emissions for control or calibration purposes", 2nd U.S. Conference: Design of Experiments (DoE) in Vehicle and Engine Development, Sept 2012, Plymouth MI, USA

Tanner, M., Stryker, P., and Brahma, I., "Assessment of the feasibility of biodiesel blends for small commercial engines", Proceedings of the ASME 2012 Internal Combustion Engine Division Fall Technical Conference ICEF2012, Sept 2012, Vancouver BC, Canada

Brahma, I. and Chi, J.N., "Development of a model-based transient calibration process for diesel engine electronic control module tables - Part 2: modelling and optimization", International Journal of Engine Research, December 7, 2011, doi:10.1177/1468087411424377

Brahma, I. and Chi, J.N., "Development of a model-based transient calibration process for diesel engine electronic control module tables - Part 1: data requirements, processing, and analysis", International Journal of Engine Research , November 7, 2011, doi:10.1177/1468087411424376

Brahma, I., "An Investigation into the Causes of Transient Particulate Matter Spikes in Production Diesel Engines, Proceedings of the ASME 2011 Internal Combustion Engine Division Fall Technical Conference ICEF2011, October 2-5, 2011, Morgantown, West Virginia, USA

Brahma, I., "Development of Dynamic Constraint Models for a Model Based Transient Calibration Process", SAE International Journal of Engines, June 2011 4:813-827; doi:10.4271/2011-01-0691, 2011

Brahma, I., "The challenges of an empirical model based transient calibration process", in Röpke, K. (editor) Design of Experiments (DoE) in Engine Development V, Expert Verlag, 2011, pp 235-247

Brahma, I., Sharp, M.C., and Frazier, T.R., "Empirical Modeling of Transient Emissions and Transient Response for Transient Optimization", SAE International Journal of Engines, October 2009 Volume 2, pp 1433-1443, 2009

Brahma, I., Sharp, M.C., Richter, I.B., and Frazier, T.R., "Development of the Nearest Neighbor Multivariate Localized Regression Modeling Technique for Steady State Engine Calibration and Comparison With Neural Networks and Global Regression", International Journal of Engine Research, Volume 9, Number 4, 2008 , pp. 297-323(27), 2008

Brahma, I., Sharp, M.C. and Frazier, T.R., "Estimation of Engine Torque from a First Law Based Regression Model", SAE (Society of Automotive Engineers) Paper 2008-01-1014, April 2008

Brahma, I., Rutland, C.J., Foster, D.E. and He, Y., "A New Approach to System Level Soot Modeling", SAE Paper 2005-01-1122, 2005

Kapparos, D., Brahma, I., Strzelec, A., Rutland, C.J., Foster, D.E. and He, Y., "Integration of Diesel Engine, Exhaust System, Engine Emissions and Aftertreatment Device Models", SAE Paper 2005-01-094, 2005

Brahma, I., and Rutland, C.J., "Optimization of Diesel Engine Operating Parameters Using Neural Networks", SAE Paper 2003-01-3228, 2003; also published in 2004 SAE Transactions, Journal of fuels and Lubricants, Vol. 112, No. 4, pp. 2521-2529

Brahma, I., and Rutland, C.J., "Improvement of Neural Network Accuracy for Engine Simulations", SAE Paper 2003-01-3227, 2003

Brahma, I., Zhu, X., Frankel S.H. and Gore, J.P, "A Study of the Effects of Radiation on Pollutant Emissions in Direct Injection Engines", ICE-Vol.37-1, 2001 Fall technical conference, ASME 2001, pp 59-64, Sept 2001

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