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Proceedings Papers

A 2-D Numerical Model for Flow Simulation in Radial Turbomachineries

Sadegh M. Sadeghipour, Amir F. Najafi
Proc. ASME. IMECE98, Advanced Energy Systems, 83-88, November 15–20, 1998
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1998-0830
https://doi.org/10.1115/IMECE1998-0830
View Paper titled, A 2-D Numerical Model for Flow Simulation in Radial Turbomachineries
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Topics: Computer simulation, Computers, Flow (Dynamics), Flow simulation, Fluid dynamics, Internal flow, Rotation
Journal Articles

Simulation and Experimentation of a Precise Nonlinear Tracking Control Algorithm for a Rotary Servo-Hydraulic System With Minimum Sensors

M. H. Toufighi, S. H. Sadati, F. Najafi, A. A. Jafari
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. November 2013, 135(6): 061004.
Paper No: DS-11-1161
https://doi.org/10.1115/1.4024799
Published Online: August 23, 2013
View Article titled, Simulation and Experimentation of a Precise Nonlinear Tracking Control Algorithm for a Rotary Servo-Hydraulic System With Minimum Sensors
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Topics: Algorithms, Control equipment, Design, Hydraulic drive systems, Servomechanisms, Simulation, Statistical process control, Tracking control, Valves, Sensors
Proceedings Papers

A Numerical Study of Transient Swirling Multiphase Flow of Molten Steel From a Ladle on a Teeming Process

A. Hashiebaf, Amir F. Najafi
Proc. ASME. IMECE2009, Volume 9: Heat Transfer, Fluid Flows, and Thermal Systems, Parts A, B and C, 177-184, November 13–19, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2009-10952
https://doi.org/10.1115/IMECE2009-10952
View Paper titled, A Numerical Study of Transient Swirling Multiphase Flow of Molten Steel From a Ladle on a Teeming Process
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Topics: Foundry ladles, Multiphase flow, Steel, Swirling flow, Transients (Dynamics), Slags, Fluids, Viscosity, Vortices, Water
Journal Articles

One-Way and Two-Way Coupling Analyses on Three Phase Flows in Hydrocyclone Separator

S. M. Mousavian, M. Ahmadvand, A. F. Najafi
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. November 2009, 76(6): 061005.
https://doi.org/10.1115/1.3130445
Published Online: July 23, 2009
View Article titled, One-Way and Two-Way Coupling Analyses on Three Phase Flows in Hydrocyclone Separator
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Topics: Computational fluid dynamics, Flow (Dynamics), Fluids, Modeling, Particulate matter, Separation (Technology), Simulation, Turbulence
Proceedings Papers

Numerical Analysis of the Swirl Intensity Decay Rate for Internal Turbulent Swirling Flow

A. F. Najafi, S. M. Mousavian, M. H. Saidi
Proc. ASME. FEDSM2007, Volume 1: Symposia, Parts A and B, 1987-1995, July 30–August 2, 2007
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2007-37370
https://doi.org/10.1115/FEDSM2007-37370
View Paper titled, Numerical Analysis of the Swirl Intensity Decay Rate for Internal Turbulent Swirling Flow
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Topics: Numerical analysis, Swirling flow, Turbulence
Proceedings Papers

Boundary Layer Solution for Laminar Swirling Decay Pipe Flow

M. Ahmadvand, A. F. Najafi, S. Shahidinejad
Proc. ASME. FEDSM2007, Volume 1: Symposia, Parts A and B, 1997-2003, July 30–August 2, 2007
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2007-37375
https://doi.org/10.1115/FEDSM2007-37375
View Paper titled, Boundary Layer Solution for Laminar Swirling Decay Pipe Flow
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Topics: Boundary layers, Pipe flow, Swirling flow, Computational fluid dynamics, Flow (Dynamics), Differential equations, Finite volume methods, Heat flux, Pipes, Rotation
Proceedings Papers

Numerical Simulations of Gas-Liquid-Solid Flows in a Hydrocyclone Separator

S. M. Musavian, A. F. Najafi
Proc. ASME. FEDSM2007, Volume 1: Symposia, Parts A and B, 413-422, July 30–August 2, 2007
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2007-37374
https://doi.org/10.1115/FEDSM2007-37374
View Paper titled, Numerical Simulations of Gas-Liquid-Solid Flows in a Hydrocyclone Separator
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Topics: Computer simulation, Flow (Dynamics), Computational fluid dynamics, Separation (Technology), Stress, Turbulence, Dimensions, Simulation models
Proceedings Papers

Boundary Layer Solution for the Turbulent Swirling Decay Flow Through a Fixed Pipe: SBR at the Inlet

A. F. Najafi, M. H. Saidi, M. S. Sadeghipour, M. Souhar
Proc. ASME. IMECE2003, Fluids Engineering, 449-456, November 15–21, 2003
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2003-55300
https://doi.org/10.1115/IMECE2003-55300
View Paper titled, Boundary Layer Solution for the Turbulent Swirling Decay Flow Through a Fixed Pipe: SBR at the Inlet
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Topics: Boundary layers, Flow (Dynamics), Pipes, Swirling flow, Turbulence, Computational fluid dynamics, Computer software, Differential equations, Pipe flow, Rotation
Journal Articles

Modeling and Qualitative Experiments on Swirling Bubbly Flows: Single Bubble With Rossby Number of Order 1

F. Magaud, A. F. Najafi, J. R. Angilella, M. Souhar
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Technical Papers
J. Fluids Eng. March 2003, 125(2): 239–246.
https://doi.org/10.1115/1.1539870
Published Online: March 27, 2003
View Article titled, Modeling and Qualitative Experiments on Swirling Bubbly Flows: Single Bubble With Rossby Number of Order 1
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Topics: Bubbles, Drag (Fluid dynamics), Swirling flow