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Journal Articles

Numerical Analysis of Flow Behavior in Gas–Liquid Cylindrical Cyclone (GLCC © ) Separators With Inlet Design Modifications

Srinivas Swaroop Kolla, Ram S. Mohan, Ovadia Shoham
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. September 2021, 143(9): 093005.
Paper No: JERT-19-1702
https://doi.org/10.1115/1.4051423
Published Online: June 24, 2021
View Article titled, Numerical Analysis of Flow Behavior in Gas–Liquid Cylindrical Cyclone (GLCC © ) Separators With Inlet Design Modifications
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Topics: Cavities, Computational fluid dynamics, Design, Flow (Dynamics), Pressure, Steam, Slug flows, Fluids, Nozzles
Journal Articles

A Study on the Effect of Fluid Properties and Watercut on Liquid Carry-Over in Gas-Liquid Cylindrical Cyclone Compact Separators

Srinivas Swaroop Kolla, Ram S. Mohan, Ovadia Shoham
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. September 2019, 141(9): 091303.
Paper No: FE-18-1178
https://doi.org/10.1115/1.4043161
Published Online: April 15, 2019
View Article titled, A Study on the Effect of Fluid Properties and Watercut on Liquid Carry-Over in Gas-Liquid Cylindrical Cyclone Compact Separators
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Topics: Flow (Dynamics), Fluids, Uncertainty analysis, Water, Pressure, Viscosity, Uncertainty
Proceedings Papers

Mechanistic Modeling of Dynamic Zero-Net Liquid Holdup (ZNLH) in Gas-Liquid Cylindrical Cyclone (GLCC © ) Separator

Srinivas Swaroop Kolla, Megharaj Praneeth Karpurapu, Ram S. Mohan, Ovadia Shoham
Proc. ASME. IMECE2018, Volume 7: Fluids Engineering, V007T09A016, November 9–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2018-88481
https://doi.org/10.1115/IMECE2018-88481
View Paper titled, Mechanistic Modeling of Dynamic Zero-Net Liquid Holdup (ZNLH) in Gas-Liquid Cylindrical Cyclone (GLCC © ) Separator
Open the PDF for Mechanistic Modeling of Dynamic Zero-Net Liquid Holdup (ZNLH) in Gas-Liquid Cylindrical Cyclone (GLCC © ) Separator in another window
Topics: Modeling, Flow (Dynamics), Gas flow, Gas industry, Performance characterization, Pressure, Vessels
Proceedings Papers

Gas Carry-Under in GLCC for Separated and Recombined Outlet Configurations

Srinivas Swaroop Kolla, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2018, Volume 3: Fluid Machinery; Erosion, Slurry, Sedimentation; Experimental, Multiscale, and Numerical Methods for Multiphase Flows; Gas-Liquid, Gas-Solid, and Liquid-Solid Flows; Performance of Multiphase Flow Systems; Micro/Nano-Fluidics, V003T20A005, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83406
https://doi.org/10.1115/FEDSM2018-83406
View Paper titled, Gas Carry-Under in GLCC for Separated and Recombined Outlet Configurations
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Topics: Flow (Dynamics), Pressure, Surface tension, Swirling flow, Test facilities, Viscosity, Water
Proceedings Papers

Foam Breakup in CFC/GLCC © System

Ramin Dabirian, Ardian Nababan, Ilias Gavrielatos, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T06A012, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83315
https://doi.org/10.1115/FEDSM2018-83315
View Paper titled, Foam Breakup in CFC/GLCC © System
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Topics: Bubbles, Cutting, Drilling, Flow (Dynamics), Foams (Chemistry), Half-life, Petroleum industry, Separation (Technology), Surfactants
Proceedings Papers

Utilization of Churn Flow Coalescer for Improving Foam Breakup in Gas-Liquid Cylinderical Cyclone

Ramin Dabirian, Ilias Gavrielatos, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T06A013, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83317
https://doi.org/10.1115/FEDSM2018-83317
View Paper titled, Utilization of Churn Flow Coalescer for Improving Foam Breakup in Gas-Liquid Cylinderical Cyclone
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Topics: Flow (Dynamics), Separation (Technology), Testing, Bubbles, Slug flows, Stability, Temperature
Proceedings Papers

Evaluation of Models for Droplet Shear Effect of Centrifugal Pump

Ramin Dabirian, Shihao Cui, Ilias Gavrielatos, Ram Mohan, Ovadia Shoham
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T06A014, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83318
https://doi.org/10.1115/FEDSM2018-83318
View Paper titled, Evaluation of Models for Droplet Shear Effect of Centrifugal Pump
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Topics: Centrifugal pumps, Drops, Shear (Mechanics), Log normal distribution, Design, Flow (Dynamics), Petroleum, Production equipment, Pumps, Separation (Technology)
Proceedings Papers

Mechanistic Modeling of Liquid Carry-Over for 3-Phase Flow in GLCC © Compact Separators

Srinivas Swaroop Kolla, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T06A017, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83407
https://doi.org/10.1115/FEDSM2018-83407
View Paper titled, Mechanistic Modeling of Liquid Carry-Over for 3-Phase Flow in GLCC © Compact Separators
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Topics: Flow (Dynamics), Modeling, Design, Fluids, Petroleum, Pressure control, Surface tension, Viscosity, Water
Proceedings Papers

Effect of Fluid Properties on Slug Dissipation in Enlarged Impacting Tee

Mobina Mohammadikharkeshi, Ramin Dabirian, Ovadia Shoham, Ram S. Mohan
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T06A010, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83313
https://doi.org/10.1115/FEDSM2018-83313
View Paper titled, Effect of Fluid Properties on Slug Dissipation in Enlarged Impacting Tee
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Topics: Energy dissipation, Fluids, Slug flows, Extended irreversible thermodynamics, Manifolds, Pipes, Water, Blocks (Building materials), Flow (Dynamics), Gas flow
Proceedings Papers

Simulation of Coalescence and Breakup of Dispersed Water Droplets in Continuous Oil Phase

Shuxia Yuan, Ramin Dabirian, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T06A011, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83314
https://doi.org/10.1115/FEDSM2018-83314
View Paper titled, Simulation of Coalescence and Breakup of Dispersed Water Droplets in Continuous Oil Phase
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Topics: Drops, Simulation, Water, Simulation results, Collisions (Physics), Computational fluid dynamics, Delays, Separation (Technology), Computer software, Fluids
Proceedings Papers

Effect of Liquid Level on Gas Carry-Under in GLCC Compact Separators

Srinivas Swaroop Kolla, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T07A005, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83301
https://doi.org/10.1115/FEDSM2018-83301
View Paper titled, Effect of Liquid Level on Gas Carry-Under in GLCC Compact Separators
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Topics: Equilibrium (Physics), Flow (Dynamics), Porosity, Pressure, Pumps, Separation (Technology), Stability, Swirling flow, Vortices, Water
Journal Articles

Oil/Water Emulsions Stabilized by Nanoparticles of Different Wettabilities

Ilias Gavrielatos, Ramin Dabirian, Ram S. Mohan, Ovadia Shoham
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. February 2019, 141(2): 021301.
Paper No: FE-17-1820
https://doi.org/10.1115/1.4040465
Published Online: June 29, 2018
View Article titled, Oil/Water Emulsions Stabilized by Nanoparticles of Different Wettabilities
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Topics: Emulsions, Nanoparticles, Water, Separation (Technology), Fluids
Proceedings Papers

Experimental Investigation of Sand Bed Height and Wave Height in Gas-Slurry Stratified Flow

Ashwin Padsalgikar, Ramin Dabirian, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2017, Volume 1C, Symposia: Gas-Liquid Two-Phase Flows; Gas and Liquid-Solid Two-Phase Flows; Numerical Methods for Multiphase Flow; Turbulent Flows: Issues and Perspectives; Flow Applications in Aerospace; Fluid Power; Bio-Inspired Fluid Mechanics; Flow Manipulation and Active Control; Fundamental Issues and Perspectives in Fluid Mechanics; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes, V01CT15A010, July 30–August 3, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2017-69409
https://doi.org/10.1115/FEDSM2017-69409
View Paper titled, Experimental Investigation of Sand Bed Height and Wave Height in Gas-Slurry Stratified Flow
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Topics: Sands, Slurries, Stratified flow, Waves, Flow (Dynamics), Particulate matter, Pipelines, Corrosion, Crude oil, Design
Proceedings Papers

Fluid-Structure Interaction Study of GLCC © Inlet Modifications

Srinivas Swaroop Kolla, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2017, Volume 1C, Symposia: Gas-Liquid Two-Phase Flows; Gas and Liquid-Solid Two-Phase Flows; Numerical Methods for Multiphase Flow; Turbulent Flows: Issues and Perspectives; Flow Applications in Aerospace; Fluid Power; Bio-Inspired Fluid Mechanics; Flow Manipulation and Active Control; Fundamental Issues and Perspectives in Fluid Mechanics; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes, V01CT15A011, July 30–August 3, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2017-69412
https://doi.org/10.1115/FEDSM2017-69412
View Paper titled, Fluid-Structure Interaction Study of GLCC © Inlet Modifications
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Topics: Fluid structure interaction, Design, Computational fluid dynamics, Finite element analysis, Manufacturing, Slug flows, Deformation, Fluid dynamics, Gravity (Force), High temperature
Proceedings Papers

Separation Kinetics of Oil/Water Emulsions Stabilized by Nanoparticles

Ilias Gavrielatos, Ramin Dabirian, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2017, Volume 1B, Symposia: Fluid Measurement and Instrumentation; Fluid Dynamics of Wind Energy; Renewable and Sustainable Energy Conversion; Energy and Process Engineering; Microfluidics and Nanofluidics; Development and Applications in Computational Fluid Dynamics; DNS/LES and Hybrid RANS/LES Methods, V01BT10A005, July 30–August 3, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2017-69112
https://doi.org/10.1115/FEDSM2017-69112
View Paper titled, Separation Kinetics of Oil/Water Emulsions Stabilized by Nanoparticles
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Topics: Emulsions, Nanoparticles, Separation (Technology), Water, Fluids, Particulate matter, Die cutting, Shearing (Deformation), Computer software, Density
Proceedings Papers

Performance of Supercritical Slurry Jet Drilling System

Ashwin Padsalgikar, Ramin Dabirian, Ken Oglesby, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2017, Volume 1C, Symposia: Gas-Liquid Two-Phase Flows; Gas and Liquid-Solid Two-Phase Flows; Numerical Methods for Multiphase Flow; Turbulent Flows: Issues and Perspectives; Flow Applications in Aerospace; Fluid Power; Bio-Inspired Fluid Mechanics; Flow Manipulation and Active Control; Fundamental Issues and Perspectives in Fluid Mechanics; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes, V01CT15A013, July 30–August 3, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2017-69462
https://doi.org/10.1115/FEDSM2017-69462
View Paper titled, Performance of Supercritical Slurry Jet Drilling System
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Topics: Drilling, Slurries, Nozzles, Particulate matter, Flow (Dynamics), Fluids, Geometry, Carbon dioxide, Critical points (Physics), Cutting
Proceedings Papers

Computational Fluid Dynamics Study on the Effect of Inlet Modifications of Gas-Liquid Cylindrical Cyclone (GLCC © ) Compact Separators

Srinivas Swaroop Kolla, Ram S. Mohan, Ovadia Shoham
Proc. ASME. FEDSM2017, Volume 1C, Symposia: Gas-Liquid Two-Phase Flows; Gas and Liquid-Solid Two-Phase Flows; Numerical Methods for Multiphase Flow; Turbulent Flows: Issues and Perspectives; Flow Applications in Aerospace; Fluid Power; Bio-Inspired Fluid Mechanics; Flow Manipulation and Active Control; Fundamental Issues and Perspectives in Fluid Mechanics; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes, V01CT14A007, July 30–August 3, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2017-69413
https://doi.org/10.1115/FEDSM2017-69413
View Paper titled, Computational Fluid Dynamics Study on the Effect of Inlet Modifications of Gas-Liquid Cylindrical Cyclone (GLCC © ) Compact Separators
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Topics: Computational fluid dynamics, Flow (Dynamics), Design, Computer software, Fluids, Gravity (Force), Hydrodynamics, Nozzles, Robustness, Safety
Proceedings Papers

Structural Integrity Analysis of GLCC © Separator Inlet

Srinivas Swaroop Kolla, Ram S. Mohan, Ovadia Shoham
Proc. ASME. IMECE2016, Volume 7: Fluids Engineering, V007T09A084, November 11–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2016-67863
https://doi.org/10.1115/IMECE2016-67863
View Paper titled, Structural Integrity Analysis of GLCC © Separator Inlet
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Topics: Design, Finite element analysis, Gravity (Force), Petroleum, Simulation results
Proceedings Papers

Experimental Investigation of Liquid Carry-Over in GLCC © Separators for 3-Phase Flow

Srinivas Swaroop Kolla, Ram S. Mohan, Ovadia Shoham
Proc. ASME. IMECE2016, Volume 7: Fluids Engineering, V007T09A006, November 11–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2016-67457
https://doi.org/10.1115/IMECE2016-67457
View Paper titled, Experimental Investigation of Liquid Carry-Over in GLCC © Separators for 3-Phase Flow
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Topics: Flow (Dynamics), Viscosity, Pressure, Water
Proceedings Papers

Sand Flow Regimes in Slightly Upward Inclined Gas-Liquid Stratified Flow

Ramin Dabirian, Ram S. Mohan, Ovadia Shoham, Gene Kouba
Proc. ASME. FEDSM2016, Volume 1B, Symposia: Fluid Mechanics (Fundamental Issues and Perspectives; Industrial and Environmental Applications); Multiphase Flow and Systems (Multiscale Methods; Noninvasive Measurements; Numerical Methods; Heat Transfer; Performance); Transport Phenomena (Clean Energy; Mixing; Manufacturing and Materials Processing); Turbulent Flows — Issues and Perspectives; Algorithms and Applications for High Performance CFD Computation; Fluid Power; Fluid Dynamics of Wind Energy; Marine Hydrodynamics, V01BT28A003, July 10–14, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2016-7729
https://doi.org/10.1115/FEDSM2016-7729
View Paper titled, Sand Flow Regimes in Slightly Upward Inclined Gas-Liquid Stratified Flow
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Topics: Flow (Dynamics), Sands, Stratified flow, Particulate matter, Pipes, Water, Pipelines, Failure, Fluids, Glass