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Naeim A. Henein
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Proceedings Papers

A Simplified Piston-Ring Assembly Friction Model

Richard E. Stanley, Dinu Taraza, Naeim A. Henein, Walter Bryzik
Proc. ASME. IMECE98, Dynamic Systems and Control, 665-671, November 15–20, 1998
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1998-0315
https://doi.org/10.1115/IMECE1998-0315
View Paper titled, A Simplified Piston-Ring Assembly Friction Model
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Topics: Friction, Manufacturing, Piston rings, Lubrication, Boundary-value problems, Cylinders, Diesel engines, Geometry
Proceedings Papers

Experimental Validation of a 3-Component Surrogate for Sasol-IPK in Single Cylinder Diesel Engine and IQT

Samy A. Alkhayat, Manan J. Trivedi, Naeim A. Henein, Sampad Mukhopadhyay, Peter Schihl
Proc. ASME. ICEF2017, Volume 1: Large Bore Engines; Fuels; Advanced Combustion, V001T02A009, October 15–18, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2017-3660
https://doi.org/10.1115/ICEF2017-3660
View Paper titled, Experimental Validation of a 3-Component Surrogate for Sasol-IPK in Single Cylinder Diesel Engine and IQT
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Topics: Cylinders, Diesel engines, Fuels, Engines, ASTM International, Combustion, Ignition, Ignition delay, Pressure, Stress
Proceedings Papers

Computational Analysis of a Diesel Engine Autoignition, Combustion, and Emissions Using Injection Rate Shapes

Amit Shrestha, Ziliang Zheng, Tamer Badawy, Naeim A. Henein
Proc. ASME. ICEF2013, Volume 1: Large Bore Engines; Advanced Combustion; Emissions Control Systems; Instrumentation, Controls, and Hybrids, V001T03A006, October 13–16, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2013-19060
https://doi.org/10.1115/ICEF2013-19060
View Paper titled, Computational Analysis of a Diesel Engine Autoignition, Combustion, and Emissions Using Injection Rate Shapes
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Topics: Combustion, Diesel engines, Emissions, Shapes, Fuels, Engines, Cylinders, Flow (Dynamics), Heat, Ignition delay
Proceedings Papers

Effect of Inlet Air Temperature on Auto-Ignition of Fuels With Different Cetane Number and Volatility

Chandrasekharan Jayakumar, Ziliang Zheng, Umashankar M. Joshi, Walter Bryzik, Naeim A. Henein, Eric Sattler
Proc. ASME. ICEF2011, ASME 2011 Internal Combustion Engine Division Fall Technical Conference, 261-272, October 2–5, 2011
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2011-60141
https://doi.org/10.1115/ICEF2011-60141
View Paper titled, Effect of Inlet Air Temperature on Auto-Ignition of Fuels With Different Cetane Number and Volatility
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Topics: Fuels, Ignition, Temperature, Volatility, Ignition delay, Combustion, Computational fluid dynamics, Cylinders, Diesel, Diesel engines
Journal Articles

Ion Current, Combustion and Emission Characteristics in an Automotive Common Rail Diesel Engine

Naeim A. Henein, Tamer Badawy, Nilesh Rai, Walter Bryzik
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2012, 134(4): 042801.
https://doi.org/10.1115/1.4004074
Published Online: January 25, 2012
View Article titled, Ion Current, Combustion and Emission Characteristics in an Automotive Common Rail Diesel Engine
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Topics: Combustion, Common rail fuel injectors, Diesel engines, Emissions, Engines, Pressure, Probes, Signals, Stress, Cylinders
Journal Articles

Effect of Swirl and Injection Pressure on Performance and Emissions of JP-8 Fueled High Speed Single Cylinder Diesel Engine

Chandrasekharan Jayakumar, Jagdish Nargunde, Anubhav Sinha, Naeim A. Henein, Walter Bryzik, Eric Sattler
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2012, 134(2): 022802.
https://doi.org/10.1115/1.4003973
Published Online: December 14, 2011
View Article titled, Effect of Swirl and Injection Pressure on Performance and Emissions of JP-8 Fueled High Speed Single Cylinder Diesel Engine
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Topics: Combustion, Cylinders, Diesel engines, Emissions, Engines, Fuels, Pressure, Temperature, Particulate matter, Exhaust systems
Journal Articles

Effect of Biodiesel, Jet Propellant (JP-8) and Ultra Low Sulfur Diesel Fuel on Auto-Ignition, Combustion, Performance and Emissions in a Single Cylinder Diesel Engine

Chandrasekharan Jayakumar, Jagdish Nargunde, Anubhav Sinha, Walter Bryzik, Naeim A. Henein, Eric Sattler
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2012, 134(2): 022801.
https://doi.org/10.1115/1.4003971
Published Online: December 8, 2011
View Article titled, Effect of Biodiesel, Jet Propellant (JP-8) and Ultra Low Sulfur Diesel Fuel on Auto-Ignition, Combustion, Performance and Emissions in a Single Cylinder Diesel Engine
Open the PDF for Effect of Biodiesel, Jet Propellant (JP-8) and Ultra Low Sulfur Diesel Fuel on Auto-Ignition, Combustion, Performance and Emissions in a Single Cylinder Diesel Engine in another window
Topics: Combustion, Emissions, Fuels, Pressure, Diesel, Biodiesel, Engines, Diesel engines, Heat, Particulate matter
Proceedings Papers

Ion Current, Combustion and Emission Characteristics in an Automotive Common Rail Diesel Engine

Naeim A. Henein, Tamer Badawy, Nilesh Rai, Walter Bryzik
Proc. ASME. ICEF2010, ASME 2010 Internal Combustion Engine Division Fall Technical Conference, 647-657, September 12–15, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2010-35123
https://doi.org/10.1115/ICEF2010-35123
View Paper titled, Ion Current, Combustion and Emission Characteristics in an Automotive Common Rail Diesel Engine
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Topics: Combustion, Common rail fuel injectors, Diesel engines, Emissions, Engines, Cylinders, Signals, Corporate average fuel economy, Feedback, Fuel efficiency
Proceedings Papers

Effect of Biodiesel, JP-8 and Ultra Low Sulfur Diesel Fuel on Autoignition, Combustion, Performance and Emissions in a Single Cylinder Diesel Engine

Chandrasekharan Jayakumar, Jagdish Nargunde, Anubhav Sinha, Walter Bryzik, Naeim A. Henein, Eric Sattler
Proc. ASME. ICEF2010, ASME 2010 Internal Combustion Engine Division Fall Technical Conference, 149-162, September 12–15, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2010-35060
https://doi.org/10.1115/ICEF2010-35060
View Paper titled, Effect of Biodiesel, JP-8 and Ultra Low Sulfur Diesel Fuel on Autoignition, Combustion, Performance and Emissions in a Single Cylinder Diesel Engine
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Topics: Biodiesel, Combustion, Cylinders, Diesel, Diesel engines, Emissions, Sulfur, Fuels, Diffusion (Physics), Engines
Proceedings Papers

Effect of Swirl and Injection Pressure on Performance and Emissions of JP-8 Fueled High Speed Single Cylinder Diesel Engine

Jagdish Nargunde, Chandrasekharan Jayakumar, Anubhav Sinha, Naeim A. Henein, Walter Bryzik, Eric Sattler
Proc. ASME. ICEF2010, ASME 2010 Internal Combustion Engine Division Fall Technical Conference, 163-173, September 12–15, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2010-35073
https://doi.org/10.1115/ICEF2010-35073
View Paper titled, Effect of Swirl and Injection Pressure on Performance and Emissions of JP-8 Fueled High Speed Single Cylinder Diesel Engine
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Topics: Cylinders, Diesel engines, Emissions, Pressure, Combustion, Particulate matter, Engines, Fuels, Amperes, Common rail fuel injectors
Proceedings Papers

Effect of Swirl Ratio and Injection Pressure on Autoignition, Combustion and Emissions in a High Speed Direct Injection Diesel Engine Fuelled With Biodiesel (B-20)

Vinay Nagaraju, Mufaddel Dahodwala, Kaushik Acharya, Walter Bryzik, Naeim A. Henein
Proc. ASME. ICES2009, ASME 2009 Internal Combustion Engine Division Spring Technical Conference, 359-370, May 3–6, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICES2009-76166
https://doi.org/10.1115/ICES2009-76166
View Paper titled, Effect of Swirl Ratio and Injection Pressure on Autoignition, Combustion and Emissions in a High Speed Direct Injection Diesel Engine Fuelled With Biodiesel (B-20)
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Topics: Biodiesel, Combustion, Diesel engines, Emissions, Pressure, Fuels, Engines, Chemical processes, Chemical properties, Chemical reactions
Proceedings Papers

Two Dimensional Effects in the Lubrication of the Cam-Tappet Contact

Dinu Taraza, Mircea Teodorescu, Naeim A. Henein, Walter Bryzik
Proc. ASME. ICERT2003, Design and Control of Diesel and Natural Gas Engines for Industrial and Rail Transportation Applications, 381-389, September 7–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2003-0751
https://doi.org/10.1115/ICEF2003-0751
View Paper titled, Two Dimensional Effects in the Lubrication of the Cam-Tappet Contact
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Topics: Lubrication, Friction, Stress, Valves, Wear, Camshafts, Design, Engines, Film thickness, Geometry
Proceedings Papers

A New Predictive ID Model for Advanced High Speed Direct Injection Diesel Engines

Lurun Zhong, Naeim A. Henein, Walter Bryzik
Proc. ASME. ICEF2004, ASME 2004 Internal Combustion Engine Division Fall Technical Conference, 325-333, October 24–27, 2004
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2004-0892
https://doi.org/10.1115/ICEF2004-0892
View Paper titled, A New Predictive ID Model for Advanced High Speed Direct Injection Diesel Engines
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Topics: Diesel engines, Exhaust gas recirculation, Combustion, Emissions, Common rail fuel injectors, Cylinders, Diffusion (Physics), Engines, Ignition delay, Stress
Proceedings Papers

A Generic, Transient Model of a Turbocharged, Multi-Cylinder, Common-Rail Diesel Engine

Radu Ceausu, Dinu Taraza, Naeim A. Henein, Walter Bryzik
Proc. ASME. ICES2005, ASME 2005 Internal Combustion Engine Division Spring Technical Conference, 375-386, April 5–7, 2005
Publisher: American Society of Mechanical Engineers
Paper No: ICES2005-1021
https://doi.org/10.1115/ICES2005-1021
View Paper titled, A Generic, Transient Model of a Turbocharged, Multi-Cylinder, Common-Rail Diesel Engine
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Topics: Common rail fuel injectors, Cylinders, Diesel engines, Transients (Dynamics), Engines, Design, Stress, Combustion, Computers, Dynamic models
Proceedings Papers

An Investigation of the Low Temperature Combustion Regime (LTC) in a Small Bore HSDI Diesel Engine

Jasmeet Singh, Yusuf Poonawala, Inderpal Singh, Naeim A. Henein, Walter Bryzik
Proc. ASME. ICES2005, ASME 2005 Internal Combustion Engine Division Spring Technical Conference, 217-224, April 5–7, 2005
Publisher: American Society of Mechanical Engineers
Paper No: ICES2005-1033
https://doi.org/10.1115/ICES2005-1033
View Paper titled, An Investigation of the Low Temperature Combustion Regime (LTC) in a Small Bore HSDI Diesel Engine
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Topics: Combustion, Diesel engines, Low temperature, Emissions, Corporate average fuel economy, Engines, Fuel efficiency, Fuels, Nitrogen oxides, Smoke
Proceedings Papers

Split Injection Strategy for Prompt Cold Starting and Low White Smoke Emissions

Mukul Girotra, L. R. Zhong, Naeim A. Henein, Walter Bryzik
Proc. ASME. ICES2005, ASME 2005 Internal Combustion Engine Division Spring Technical Conference, 343-350, April 5–7, 2005
Publisher: American Society of Mechanical Engineers
Paper No: ICES2005-1100
https://doi.org/10.1115/ICES2005-1100
View Paper titled, Split Injection Strategy for Prompt Cold Starting and Low White Smoke Emissions
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Topics: Emissions, Smoke, Cycles, Diesel engines, Engines, Fuels, Sprays, Combustion, Combustion chambers, Common rail fuel injectors
Proceedings Papers

Cylinder Pressure Reconstruction From Crankshaft Speed Measurement in a Four-Stroke Single Cylinder Diesel Engine

Dinu Taraza, Naeim A. Henein, Mangesh J. Gade, Walter Bryzik
Proc. ASME. ICES2005, ASME 2005 Internal Combustion Engine Division Spring Technical Conference, 387-395, April 5–7, 2005
Publisher: American Society of Mechanical Engineers
Paper No: ICES2005-1023
https://doi.org/10.1115/ICES2005-1023
View Paper titled, Cylinder Pressure Reconstruction From Crankshaft Speed Measurement in a Four-Stroke Single Cylinder Diesel Engine
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Topics: Cylinders, Diesel engines, Pressure, Dynamics (Mechanics), Engines, Steady state, Friction, Single-cylinder engines, Stiffness
Proceedings Papers

A Mathematical Model for the Cranking Period in the Cold Start of Diesel Engines

Lurun Zhong, Naeim A. Henein, Hengqing Liu, Walter Bryzik
Proc. ASME. IMECE2003, Energy Conversion and Resources: Fuels and Combustion Technology, Energy, Nuclear Engineering, and Solar Engineering, 43-51, November 15–21, 2003
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2003-43990
https://doi.org/10.1115/IMECE2003-43990
View Paper titled, A Mathematical Model for the Cranking Period in the Cold Start of Diesel Engines
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Topics: Diesel engines, Cylinders, Fuels, Temperature, Chemical processes, Cycles, Pressure, Vapors, Volatility, Wall temperature
Journal Articles

A New Approach to Determine Lubrication Regimes of Piston-Ring Assemblies

Naeim A. Henein, Shengqiang Huang, Walter Bryzik
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 1997, 119(4): 808–816.
https://doi.org/10.1115/1.2833889
Published Online: October 1, 1997
View Article titled, A New Approach to Determine Lubrication Regimes of Piston-Ring Assemblies
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Topics: Lubrication, Piston rings, Engines, Stress, Torque, Cylinders, Friction, Manufacturing, Pistons, Spark-ignition engine