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Proceedings Papers

Detailed Sliding-Mesh Computation of Turbulent Jet Ignition and Combustion in a Wave Rotor Combustor With Stationary Pre-Chamber

Rasheed K. Yinusa, Mohamed Razi Nalim
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A033, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128674
https://doi.org/10.1115/GT2024-128674
View Paper titled, Detailed Sliding-Mesh Computation of Turbulent Jet Ignition and Combustion in a Wave Rotor Combustor With Stationary Pre-Chamber
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Topics: Combustion, Combustion chambers, Computation, Gas turbines, Ignition, Kinetic energy, Rotors, Turbulence, Waves
Proceedings Papers

Dynamic Performance of Conventional and Electrically Activated Engine Thermostats

L. Alan Gunter, M. Razi Nalim
Proc. ASME. ICES2001, Volume 3: Engine Systems: Lubrication, Wear, Components, System Dynamics, and Design, 109-113, April 29–May 2, 2001
Publisher: American Society of Mechanical Engineers
Paper No: ICES2001-138
https://doi.org/10.1115/ICES2001-138
View Paper titled, Dynamic Performance of Conventional and Electrically Activated Engine Thermostats
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Topics: Engines, Temperature controls, Temperature, Valves, Actuators, Coolants, Flow (Dynamics), Heat transfer, Brass (Metal), Control systems
Journal Articles

Numerical Modeling of a Wave Turbine and Estimation of Shaft Work

Ravichandra R. Jagannath, Sally P. M. Bane, M. Razi Nalim
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. October 2018, 140(10): 101106.
Paper No: FE-17-1279
https://doi.org/10.1115/1.4040015
Published Online: May 18, 2018
View Article titled, Numerical Modeling of a Wave Turbine and Estimation of Shaft Work
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Topics: Rotors, Waves, Turbines, Blades, Pressure, Flow (Dynamics), Ducts
Proceedings Papers

Numerical Simulation of Dual-Fuel Compression-Ignition Engine in Part-Load Operating Condition With Double Injection

Arash Jamali, M. Razi Nalim
Proc. ASME. ICEF2016, ASME 2016 Internal Combustion Engine Division Fall Technical Conference, V001T06A011, October 9–12, 2016
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2016-9374
https://doi.org/10.1115/ICEF2016-9374
View Paper titled, Numerical Simulation of Dual-Fuel Compression-Ignition Engine in Part-Load Operating Condition With Double Injection
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Topics: Computer simulation, Diesel engines, Fuels, Stress, Diesel, Natural gas, Emissions, Engines, Simulation, Combustion
Proceedings Papers

Wave Cycle Design for NOx-Limited Wave Rotor Core Engines for High Speed Propulsion

M. Razi Nalim, Jeffrey C. Mocsari, Edwin L. Resler, Jr.
Proc. ASME. GT1993, Volume 3C: General, V03CT17A087, May 24–27, 1993
Publisher: American Society of Mechanical Engineers
Paper No: 93-GT-426
https://doi.org/10.1115/93-GT-426
View Paper titled, Wave Cycle Design for NOx-Limited Wave Rotor Core Engines for High Speed Propulsion
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Topics: Cycles, Design, Engines, Nitrogen oxides, Propulsion, Rotors, Waves, Pressure, Temperature, Aircraft engines
Proceedings Papers

Wave Cycle Design for Wave Rotor Gas Turbine Engines With Low NOx Emissions

M. Razi Nalim, Edwin L. Resler, Jr.
Proc. ASME. GT1995, Volume 2: Aircraft Engine; Marine; Microturbines and Small Turbomachinery, V002T02A010, June 5–8, 1995
Publisher: American Society of Mechanical Engineers
Paper No: 95-GT-245
https://doi.org/10.1115/95-GT-245
View Paper titled, Wave Cycle Design for Wave Rotor Gas Turbine Engines With Low NOx Emissions
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Topics: Cycles, Design, Emissions, Gas turbines, Nitrogen oxides, Rotors, Waves, Combustion, Temperature, Turbines
Proceedings Papers

A Numerical Investigation of Premixed Combustion in Wave Rotors

M. Razi Nalim, Daniel E. Paxson
Proc. ASME. GT1996, Volume 1: Turbomachinery, V001T01A039, June 10–13, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-GT-116
https://doi.org/10.1115/96-GT-116
View Paper titled, A Numerical Investigation of Premixed Combustion in Wave Rotors
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Topics: Combustion, Rotors, Waves, Cycles, Simulation, Explosions, Combustion chambers, Computational fluid dynamics, Ducts, Flow (Dynamics)
Journal Articles

Traversing Hot-Jet Ignition in a Constant-Volume Combustor

Abdullah Karimi, Manikanda Rajagopal, Razi Nalim
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2014, 136(4): 041506.
Paper No: GTP-13-1325
https://doi.org/10.1115/1.4025659
Published Online: December 12, 2013
View Article titled, Traversing Hot-Jet Ignition in a Constant-Volume Combustor
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Topics: Combustion, Combustion chambers, Ignition, Ignition delay, Methane, Jets, Temperature, Flames, Turbulence, Fuels
Proceedings Papers

Shock-Flame Interaction Modeling in a Constant-Volume Combustion Channel Using Detailed Chemical Kinetics and Automatic Mesh Refinement

Sameera D. Wijeyakulasuriya, Manikanda Rajagopal, Razi Nalim
Proc. ASME. GT2013, Volume 1A: Combustion, Fuels and Emissions, V01AT04A042, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94617
https://doi.org/10.1115/GT2013-94617
View Paper titled, Shock-Flame Interaction Modeling in a Constant-Volume Combustion Channel Using Detailed Chemical Kinetics and Automatic Mesh Refinement
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Topics: Chemical kinetics, Combustion, Flames, Modeling, Shock (Mechanics), Ignition, Pressure, Turbulence, Waves, Combustion chambers
Proceedings Papers

Traversing Hot-Jet Ignition in a Constant-Volume Combustor

Abdullah Karimi, Manikanda Rajagopal, Razi Nalim
Proc. ASME. GT2013, Volume 1B: Combustion, Fuels and Emissions, V01BT04A059, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95797
https://doi.org/10.1115/GT2013-95797
View Paper titled, Traversing Hot-Jet Ignition in a Constant-Volume Combustor
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Topics: Combustion chambers, Ignition, Combustion, Jets, Waves, Rotors, Compression, Eddies (Fluid dynamics), Equilibrium (Physics), Explosions
Proceedings Papers

Wave-Rotor Pressure-Gain Combustion Analysis for Power Generation and Gas Turbine Applications

Manikanda Rajagopal, Abdullah Karimi, Razi Nalim
Proc. ASME. GTINDIA2012, ASME 2012 Gas Turbine India Conference, 357-368, December 1, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2012-9741
https://doi.org/10.1115/GTINDIA2012-9741
View Paper titled, Wave-Rotor Pressure-Gain Combustion Analysis for Power Generation and Gas Turbine Applications
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Topics: Combustion, Energy generation, Gas turbines, Pressure, Rotors, Waves, Combustion chambers, Engineering simulation, Flames, Simulation
Proceedings Papers

Pressure Gain Combustion Application to Marine and Industrial Gas Turbines

Philip H. Snyder, M. Razi Nalim
Proc. ASME. GT2012, Volume 5: Manufacturing Materials and Metallurgy; Marine; Microturbines and Small Turbomachinery; Supercritical CO2 Power Cycles, 409-422, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69886
https://doi.org/10.1115/GT2012-69886
View Paper titled, Pressure Gain Combustion Application to Marine and Industrial Gas Turbines
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Topics: Combustion, Industrial gases, Pressure, Turbines, Engines, Brayton cycle, Combustion chambers, Compression, Cycles, Fuel consumption
Journal Articles

Transient Thermal Response of Turbulent Compressible Boundary Layers

Hongwei Li, M. Razi Nalim, Charles L. Merkle
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. August 2011, 133(8): 081701.
https://doi.org/10.1115/1.4003571
Published Online: April 26, 2011
View Article titled, Transient Thermal Response of Turbulent Compressible Boundary Layers
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Topics: Boundary layers, Temperature, Transients (Dynamics), Turbulence, Flow (Dynamics), Steady state, Laminar flow, Viscosity, Thermal boundary layers, Heat transfer
Proceedings Papers

Air-Standard Aerothermodynamic Analysis of Gas Turbine Engines With Wave Rotor Combustion

Razi Nalim, Hongwei Li, Pezhman Akbari
Proc. ASME. GT2009, Volume 4: Cycle Innovations; Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine, 445-456, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-60055
https://doi.org/10.1115/GT2009-60055
View Paper titled, Air-Standard Aerothermodynamic Analysis of Gas Turbine Engines With Wave Rotor Combustion
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Topics: Combustion, Gas turbines, Rotors, Waves
Proceedings Papers

Transient Thermal Response of Turbulent Compressible Boundary Layers

Hongwei Li, M. Razi Nalim, Charles L. Merkle
Proc. ASME. IMECE2008, Volume 10: Heat Transfer, Fluid Flows, and Thermal Systems, Parts A, B, and C, 711-720, October 31–November 6, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2008-68788
https://doi.org/10.1115/IMECE2008-68788
View Paper titled, Transient Thermal Response of Turbulent Compressible Boundary Layers
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Topics: Boundary layers, Transients (Dynamics), Turbulence, Thermal boundary layers, Transient heat transfer, Differential equations, Eddies (Fluid dynamics), Flat plates, Flow (Dynamics), Fluids
Proceedings Papers

Thermal Boundary Layer Response to Far-Field Flow Temperature Transitions

Hongwei Li, M. Razi Nalim
Proc. ASME. IMECE2007, Volume 8: Heat Transfer, Fluid Flows, and Thermal Systems, Parts A and B, 355-364, November 11–15, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2007-42188
https://doi.org/10.1115/IMECE2007-42188
View Paper titled, Thermal Boundary Layer Response to Far-Field Flow Temperature Transitions
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Topics: Flow (Dynamics), Temperature, Thermal boundary layers, Fluids, Heat transfer, Boundary layers, Combustion, Differential equations, Energy conversion, Engines
Proceedings Papers

Computed Synovial Fluid Flow in a Simple Knee Joint Model

Kerem Pekkan, Razi Nalim, Hiroki Yokota
Proc. ASME. FEDSM2003, Volume 1: Fora, Parts A, B, C, and D, 2085-2091, July 6–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2003-45430
https://doi.org/10.1115/FEDSM2003-45430
View Paper titled, Computed Synovial Fluid Flow in a Simple Knee Joint Model
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Topics: Fluid dynamics, Knee, Flow (Dynamics), Fluids, Shear stress, Cartilage, Computational fluid dynamics, Convection, Shear (Mechanics), Transients (Dynamics)
Proceedings Papers

A Review of Rotary Pressure-Gain Combustion Systems for Gas Turbine Applications

M. Razi Nalim, Kerem Pekkan
Proc. ASME. GT2003, Volume 3: Turbo Expo 2003, 241-248, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38349
https://doi.org/10.1115/GT2003-38349
View Paper titled, A Review of Rotary Pressure-Gain Combustion Systems for Gas Turbine Applications
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Topics: Combustion systems, Gas turbines, Pressure, Engines, Cycles, Waves, Aerospace industry, Combustion, Design, Design methodology
Proceedings Papers

Two-Dimensional Flow and NO x Emissions in Deflagrative Internal Combustion Wave Rotor Configurations

Razi Nalim, Kerem Pekkan
Proc. ASME. GT2002, Volume 1: Turbo Expo 2002, 501-511, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30085
https://doi.org/10.1115/GT2002-30085
View Paper titled, Two-Dimensional Flow and NO x Emissions in Deflagrative Internal Combustion Wave Rotor Configurations
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Topics: Combustion, Emissions, Flow (Dynamics), Nitrogen oxides, Rotors, Waves, Design, Fuels, Combustion chambers, Ignition
Proceedings Papers

Computational Study of Fuel Injection in a Large-Bore Gas Engine

Snehaunshu Chowdhury, Razi Nalim, Thomas M. Sine
Proc. ASME. ICERT2003, Design and Control of Diesel and Natural Gas Engines for Industrial and Rail Transportation Applications, 261-273, September 7–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2003-0755
https://doi.org/10.1115/ICEF2003-0755
View Paper titled, Computational Study of Fuel Injection in a Large-Bore Gas Engine
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Topics: Engines, Fuels, Valves, Flow (Dynamics), Geometry, High pressure (Physics), Air pollution control, Combustion, Combustion chambers, Cylinders