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Proceedings Papers

Dual-Fuel System for Heavy Duty Truck Engines

Usman Asad, Umar A. Shafique
Proc. ASME. ICEF2001, Volume 2: Large-Bore Engines, Fuel Effects, Homogeneous Charge Compression Ignition, Engine Performance and Simulation, 157-163, September 23–26, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-ICE-423
https://doi.org/10.1115/2001-ICE-423
View Paper titled, Dual-Fuel System for Heavy Duty Truck Engines
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Topics: Engines, Fuels, Trucks, Diesel, Natural gas, Emissions, Stress, Carbon, Developing nations, Diesel engines
Journal Articles

Implementation Challenges and Solutions for Homogeneous Charge Compression Ignition Combustion in Diesel Engines

Usman Asad, Ming Zheng, David S.-K. Ting, Jimi Tjong
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2015, 137(10): 101505.
Paper No: GTP-15-1053
https://doi.org/10.1115/1.4030091
Published Online: October 1, 2015
View Article titled, Implementation Challenges and Solutions for Homogeneous Charge Compression Ignition Combustion in Diesel Engines
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Topics: Combustion, Emissions, Exhaust gas recirculation, Fuels, Homogeneous charge compression ignition engines, Pressure, Engines, Cylinders, Stress, Temperature
Proceedings Papers

Implementation Challenges and Solutions for Homogenous Charge Compression Ignition Combustion in Diesel Engines

Usman Asad, Ming Zheng, David Ting, Jimi Tjong
Proc. ASME. ICEF2014, Volume 1: Large Bore Engines; Fuels; Advanced Combustion; Emissions Control Systems, V001T03A003, October 19–22, 2014
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2014-5413
https://doi.org/10.1115/ICEF2014-5413
View Paper titled, Implementation Challenges and Solutions for Homogenous Charge Compression Ignition Combustion in Diesel Engines
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Topics: Combustion, Compression, Diesel engines, Ignition, Homogeneous charge compression ignition engines, Emissions, Engines, Exhaust gas recirculation, High pressure (Physics), Cylinders
Journal Articles

Study of Cylinder Charge Control for Enabling Low Temperature Combustion in Diesel Engines

Prasad Divekar, Usman Asad, Xiaoye Han, Xiang Chen, Ming Zheng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2014, 136(9): 091503.
Paper No: GTP-14-1112
https://doi.org/10.1115/1.4026929
Published Online: March 21, 2014
View Article titled, Study of Cylinder Charge Control for Enabling Low Temperature Combustion in Diesel Engines
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Topics: Combustion, Cylinders, Diesel, Diesel engines, Engines, Exhaust gas recirculation, Fuels, Homogeneous charge compression ignition engines, Simulation, Stress
Proceedings Papers

Study of Cylinder Charge Control for Enabling Low Temperature Combustion in Diesel Engines

Prasad Divekar, Usman Asad, Xiaoye Han, Xiang Chen, Ming Zheng
Proc. ASME. ICEF2013, Volume 1: Large Bore Engines; Advanced Combustion; Emissions Control Systems; Instrumentation, Controls, and Hybrids, V001T03A029, October 13–16, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2013-19226
https://doi.org/10.1115/ICEF2013-19226
View Paper titled, Study of Cylinder Charge Control for Enabling Low Temperature Combustion in Diesel Engines
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Topics: Combustion, Cylinders, Diesel engines, Low temperature, Exhaust gas recirculation, Fuels, Diesel, Engines, Ethanol, Stress
Proceedings Papers

An Enabling Study of Low Temperature Combustion With Ethanol in a Diesel Engine

Tongyang Gao, Prasad Divekar, Usman Asad, Xiaoye Han, Graham T. Reader, Meiping Wang, Ming Zheng, Jimi Tjong
Proc. ASME. ICEF2012, ASME 2012 Internal Combustion Engine Division Fall Technical Conference, 217-226, September 23–26, 2012
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2012-92176
https://doi.org/10.1115/ICEF2012-92176
View Paper titled, An Enabling Study of Low Temperature Combustion With Ethanol in a Diesel Engine
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Topics: Combustion, Diesel engines, Ethanol, Low temperature, Engines, Emissions, Diesel, Stress, Exhaust gas recirculation, Fuels
Proceedings Papers

Effects of Intake Air Humidity on the NO X Emissions and Performance of a Light-Duty Diesel Engine

Usman Asad, Christopher Kelly, Meiping Wang, Jimi Tjong
Proc. ASME. ICEF2012, ASME 2012 Internal Combustion Engine Division Fall Technical Conference, 235-242, September 23–26, 2012
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2012-92027
https://doi.org/10.1115/ICEF2012-92027
View Paper titled, Effects of Intake Air Humidity on the NO X Emissions and Performance of a Light-Duty Diesel Engine
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Topics: Diesel engines, Emissions, Nitrogen oxides, Smoke, Brakes, Cylinders, Engines, Exhaust gas recirculation, Generators, Steam
Proceedings Papers

Empirical Study of Simultaneously Low NOx and Soot Combustion With Diesel and Ethanol Fuels in Diesel Engine

Xiaoye Han, Tongyang Gao, Usman Asad, Kelvin Xie, Ming Zheng
Proc. ASME. ICES2012, ASME 2012 Internal Combustion Engine Division Spring Technical Conference, 251-259, May 6–9, 2012
Publisher: American Society of Mechanical Engineers
Paper No: ICES2012-81067
https://doi.org/10.1115/ICES2012-81067
View Paper titled, Empirical Study of Simultaneously Low NOx and Soot Combustion With Diesel and Ethanol Fuels in Diesel Engine
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Topics: Combustion, Diesel, Diesel engines, Ethanol, Fuels, Nitrogen oxides, Soot, Engines, Emissions, Exhaust gas recirculation
Journal Articles

An Enabling Study of Low Temperature Combustion With Ethanol in a Diesel Engine

Tongyang Gao, Prasad Divekar, Usman Asad, Xiaoye Han, Graham T. Reader, Meiping Wang, Ming Zheng, Jimi Tjong
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. December 2013, 135(4): 042203.
Paper No: JERT-13-1042
https://doi.org/10.1115/1.4024027
Published Online: May 31, 2013
View Article titled, An Enabling Study of Low Temperature Combustion With Ethanol in a Diesel Engine
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Topics: Combustion, Cylinders, Diesel, Ethanol, Emissions, Engines
Proceedings Papers

Speciation Analysis of Light Hydrocarbons and Hydrogen Production During Diesel Low Temperature Combustion

Usman Asad, Arturo Mendoza, Kelvin Xie, Marko Jeftic, Meiping Wang, Ming Zheng
Proc. ASME. ICEF2011, ASME 2011 Internal Combustion Engine Division Fall Technical Conference, 451-460, October 2–5, 2011
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2011-60130
https://doi.org/10.1115/ICEF2011-60130
View Paper titled, Speciation Analysis of Light Hydrocarbons and Hydrogen Production During Diesel Low Temperature Combustion
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Topics: Combustion, Diesel, Hydrogen production, Low temperature, Emissions, Exhaust systems, Engines, Exhaust gas recirculation, Nitrogen oxides, Soot
Proceedings Papers

An Analysis of the Production of Hydrogen and Hydrocarbon Species by Diesel Post Injection Combustion

Marko Jeftic´, Usman Asad, Xiaoye Han, Kelvin Xie, Shui Yu, Meiping Wang, Ming Zheng
Proc. ASME. ICEF2011, ASME 2011 Internal Combustion Engine Division Fall Technical Conference, 679-687, October 2–5, 2011
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2011-60135
https://doi.org/10.1115/ICEF2011-60135
View Paper titled, An Analysis of the Production of Hydrogen and Hydrocarbon Species by Diesel Post Injection Combustion
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Topics: Combustion, Diesel, Hydrogen
Proceedings Papers

Evaluation of Diesel Low Temperature Combustion Fuel-Injection Strategies at Different Engine Loads

Usman Asad, Ming Zheng
Proc. ASME. ICEF2010, ASME 2010 Internal Combustion Engine Division Fall Technical Conference, 479-489, September 12–15, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2010-35172
https://doi.org/10.1115/ICEF2010-35172
View Paper titled, Evaluation of Diesel Low Temperature Combustion Fuel-Injection Strategies at Different Engine Loads
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Topics: Combustion, Diesel, Engines, Fuels, Low temperature, Stress, Cycles, Exhaust gas recirculation, Common rail fuel injectors, Compression
Proceedings Papers

Hydrocarbon Impacts on Diesel HCCI Engine Cycles

Ming Zheng, Usman Asad, Xiaoye Han, Meiping Wang, Graham T. Reader
Proc. ASME. ICEF2009, ASME 2009 Internal Combustion Engine Division Fall Technical Conference, 149-162, September 27–30, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2009-14012
https://doi.org/10.1115/ICEF2009-14012
View Paper titled, Hydrocarbon Impacts on Diesel HCCI Engine Cycles
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Topics: Cycles, Diesel, Homogeneous charge compression ignition engines, Nitrogen oxides, Emissions, Exhaust gas recirculation, Exhaust systems, Carbon, Combustion, Common rail fuel injectors
Proceedings Papers

EGR Oxidation and Catalytic Fuel Reforming for Diesel Engines

Usman Asad, Ming Zheng
Proc. ASME. ICES2008, ASME 2008 Internal Combustion Engine Division Spring Technical Conference, 87-97, April 27–30, 2008
Publisher: American Society of Mechanical Engineers
Paper No: ICES2008-1684
https://doi.org/10.1115/ICES2008-1684
View Paper titled, EGR Oxidation and Catalytic Fuel Reforming for Diesel Engines
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Topics: Diesel engines, Exhaust gas recirculation, Fuels, Oxidation, Combustion, Cylinders, Emissions, Engines, Carbon dioxide, Catalysts
Proceedings Papers

Energy Efficiency Improvement of Diesel Aftertreatment With Flow Reversal and Central Fuelling

Ming Zheng, Siddhartha Banerjee, Xiaohong Xu, Usman Asad, Xiaoye Han, Meiping Wang, Graham T. Reader
Proc. ASME. ICEF2007, ASME 2007 Internal Combustion Engine Division Fall Technical Conference, 435-446, October 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2007-1631
https://doi.org/10.1115/ICEF2007-1631
View Paper titled, Energy Efficiency Improvement of Diesel Aftertreatment With Flow Reversal and Central Fuelling
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Topics: Diesel, Energy efficiency, Flow (Dynamics), Fuels, Temperature, Engines, Exhaust systems, Heating, Central heating, Chemical reactions
Proceedings Papers

Effect of Internal Exhaust Gas Recycling on n-Heptane HCCI Combustion

Usman Asad, Ming Zheng, David S.-K. Ting, Graham T. Reader
Proc. ASME. ICEF2005, ASME 2005 Internal Combustion Engine Division Fall Technical Conference (ICEF2005), 283-293, September 11–14, 2005
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2005-1245
https://doi.org/10.1115/ICEF2005-1245
View Paper titled, Effect of Internal Exhaust Gas Recycling on n-Heptane HCCI Combustion
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Topics: Combustion, Exhaust gas recirculation, Exhaust systems, Heptane, Homogeneous charge compression ignition engines, Recycling, Simulation
Proceedings Papers

Hydrogen as a Fuel Supplement in a CNG Operated Vehicle Using a Simple Onboard Hydrogen Generation System

Usman Asad, Mohammad A. Wattoo
Proc. ASME. IMECE2003, Energy Conversion and Resources: Fuels and Combustion Technology, Energy, Nuclear Engineering, and Solar Engineering, 85-90, November 15–21, 2003
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2003-41391
https://doi.org/10.1115/IMECE2003-41391
View Paper titled, Hydrogen as a Fuel Supplement in a CNG Operated Vehicle Using a Simple Onboard Hydrogen Generation System
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Topics: Fuels, Hydrogen, Vehicles, Emissions, Natural gas, Corporate average fuel economy, Design, Engines, Fuel efficiency, Gasoline engines