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Proceedings Papers

LES Investigation of Pollution Dispersion in a Street Canyon

Jedhathai (Vicky) Boontanom, Danesh Tafti

Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T01A013, August 3–5, 2022

Paper No: FEDSM2022-87197

DOI: https://doi.org/10.1115/FEDSM2022-87197

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Topics: Pollution, Roads

Proceedings Papers

Predictions of Scour Around Submerged Object Using LES-DEM

Husam Elghannay, Danesh Tafti

Proc. ASME. FEDSM2020, Volume 2: Fluid Mechanics; Multiphase Flows, V002T04A007, July 13–15, 2020

Paper No: FEDSM2020-20011

DOI: https://doi.org/10.1115/FEDSM2020-20011

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Topics: Computational fluid dynamics, Discrete element methods, Particulate matter, Sediments

Proceedings Papers

Modeling Non-Spherical Particulate Systems in the DEM Framework

Vivek Srinivasan, Danesh Tafti

Proc. ASME. FEDSM2020, Volume 2: Fluid Mechanics; Multiphase Flows, V002T04A017, July 13–15, 2020

Paper No: FEDSM2020-20018

DOI: https://doi.org/10.1115/FEDSM2020-20018

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Topics: Collisions (Physics), Discrete element methods, Modeling, Particulate matter

Proceedings Papers

LES-Conjugate Heat Transfer Analysis of a Ribbed Cooling Passage Using the Immersed Boundary Method

Tae Kyung Oh, Danesh Tafti, Krishnamurthy Nagendra

Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT10A001, June 17–21, 2019

Paper No: GT2019-90397

DOI: https://doi.org/10.1115/GT2019-90397

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Topics: Cooling, Heat transfer, Simulation, Ducts, Flow (Dynamics), Boundary layers, Boundary-value problems, Convection, Flat plates, Fluctuations (Physics)

Proceedings Papers

Heat Transfer During Impact of Elastoplastic and Cohesive Particles

Kuahai Yu, Danesh Tafti, Xi Yang, Shihong Xin

Proc. ASME. GT2019, Volume 2D: Turbomachinery, V02DT47A012, June 17–21, 2019

Paper No: GT2019-91087

DOI: https://doi.org/10.1115/GT2019-91087

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Topics: Heat transfer, Particulate matter, Temperature, Adhesion, Collisions (Physics), Sands, Stainless steel, Alloys, Compression, Deformation

Proceedings Papers

A Multiphase Computational Framework for Deposit Formation and Growth

Steven Paul, Danesh Tafti, Kuahai Yu

Proc. ASME. GT2019, Volume 2D: Turbomachinery, V02DT47A003, June 17–21, 2019

Paper No: GT2019-90266

DOI: https://doi.org/10.1115/GT2019-90266

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Topics: Collisions (Physics), Flow (Dynamics), Fluids, Gas turbines, Heat conduction, Heat transfer, Jets, Materials properties, Particulate matter, Physics

Journal Articles

Size- and Temperature-Dependent Collision and Deposition Model for Micron-Sized Sand Particles

Kuahai Yu, Danesh Tafti

J. Turbomach. March 2019, 141(3): 031001.

Paper No: TURBO-18-1079

DOI: https://doi.org/10.1115/1.4042215

Published Online: January 16, 2019

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Topics: Collisions (Physics), Deformation, Particulate matter, Sands, Temperature, Adhesion

Proceedings Papers

Sand Transport and Deposition in Rotating Two-Passed Ribbed Duct With Coriolis and Centrifugal Buoyancy Forces at Re=100,000

Cody Dowd, Danesh Tafti, Kuahai Yu

Proc. ASME. GT2017, Volume 2D: Turbomachinery, V02DT48A002, June 26–30, 2017

Paper No: GT2017-63167

DOI: https://doi.org/10.1115/GT2017-63167

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Topics: Buoyancy, Ducts, Sands, Particulate matter, Rotation, Temperature, Wall temperature, Collisions (Physics), Cooling, Coriolis force

Proceedings Papers

Size and Temperature Dependent Deposition Model of Micro-Sized Sand Particles

Kuahai Yu, Danesh Tafti

Proc. ASME. GT2017, Volume 2D: Turbomachinery, V02DT48A008, June 26–30, 2017

Paper No: GT2017-63792

DOI: https://doi.org/10.1115/GT2017-63792

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Topics: Particulate matter, Sands, Temperature, Adhesion, Collisions (Physics), Displacement, Gas turbines, Glass, Hazards, Modeling

Proceedings Papers

Study of Fluid Structure Interaction Using Sharp Interface Immersed Boundary Method

Long He, Keyur Joshi, Danesh Tafti

Proc. ASME. FEDSM2016, Volume 1A, Symposia: Turbomachinery Flow Simulation and Optimization; Applications in CFD; Bio-Inspired and Bio-Medical Fluid Mechanics; CFD Verification and Validation; Development and Applications of Immersed Boundary Methods; DNS, LES and Hybrid RANS/LES Methods; Fluid Machinery; Fluid-Structure Interaction and Flow-Induced Noise in Industrial Applications; Flow Applications in Aerospace; Active Fluid Dynamics and Flow Control — Theory, Experiments and Implementation, V01AT11A003, July 10–14, 2016

Paper No: FEDSM2016-7861

DOI: https://doi.org/10.1115/FEDSM2016-7861

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Topics: Fluid structure interaction, Algorithms, Fluids, Boundary-value problems, Incompressible fluids

Proceedings Papers

On the Improvement of CFD-DEM Coarse Graining Predictions

Husam Elghannay, Kuahai Yu, Danesh Tafti

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, V01BT28A004, July 10–14, 2016

Paper No: FEDSM2016-7805

DOI: https://doi.org/10.1115/FEDSM2016-7805

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Topics: Computational fluid dynamics, Discrete element methods, Particulate matter, Engineering simulation, Simulation, Fluid mechanics, Multiphase flow

Proceedings Papers

LES Simulations of Rotating Two-Pass Ribbed Duct With Coriolis and Centrifugal Buoyancy Forces at Re=100,000

Cody Dowd, Danesh Tafti

Proc. ASME. HT2016, Volume 2: Heat Transfer in Multiphase Systems; Gas Turbine Heat Transfer; Manufacturing and Materials Processing; Heat Transfer in Electronic Equipment; Heat and Mass Transfer in Biotechnology; Heat Transfer Under Extreme Conditions; Computational Heat Transfer; Heat Transfer Visualization Gallery; General Papers on Heat Transfer; Multiphase Flow and Heat Transfer; Transport Phenomena in Manufacturing and Materials Processing, V002T09A001, July 10–14, 2016

Paper No: HT2016-7348

DOI: https://doi.org/10.1115/HT2016-7348

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Topics: Buoyancy, Ducts, Engineering simulation, Simulation, Heat transfer, Coriolis force, Flow (Dynamics), Geometry, Large eddy simulation, Reynolds number

Proceedings Papers

Dynamic Stall Simulation of Flow Over NACA0012 Airfoil at 1 Million Reynolds Number

Venkata Ravishankar Kasibhotla, Danesh Tafti

Proc. ASME. IMECE2015, Volume 7A: Fluids Engineering Systems and Technologies, V07AT09A020, November 13–19, 2015

Paper No: IMECE2015-50827

DOI: https://doi.org/10.1115/IMECE2015-50827

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Topics: Airfoils, Flow (Dynamics), Reynolds number, Simulation, Cycles, Vortices, Chords (Trusses), Dynamics (Mechanics), Large eddy simulation, Turbulence

Journal Articles

Computational Fluid Dynamics Computations Using a Preconditioned Krylov Solver on Graphical Processing Units

Amit Amritkar, Danesh Tafti

J. Fluids Eng. January 2016, 138(1): 011402.

Paper No: FE-14-1469

DOI: https://doi.org/10.1115/1.4031159

Published Online: August 21, 2015

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Topics: Channel flow, Computation, Computational fluid dynamics, Graphics processing units, Pipe flow

Proceedings Papers

Evaluating the Immersed Boundary Method in a Ribbed Duct for the Internal Cooling of Turbine Blades

Long He, Danesh Tafti

Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT11A036, June 15–19, 2015

Paper No: GT2015-43953

DOI: https://doi.org/10.1115/GT2015-43953

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Topics: Cooling, Ducts, Turbine blades, Geometry, Rotation, Turbulence, Blades, Flow (Dynamics), Heat transfer, Reynolds number

Proceedings Papers

Prediction of Sand Deposition in a Two-Pass Internal Cooling Duct

Sukhjinder Singh, Danesh Tafti

Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT11A039, June 15–19, 2015

Paper No: GT2015-44103

DOI: https://doi.org/10.1115/GT2015-44103

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Topics: Cooling, Ducts, Sands, Particulate matter, Wall temperature, Geometry, Temperature, Boundary-value problems, Engines, Flow (Dynamics)

Proceedings Papers

CFD Computations Using Preconditioned Krylov Solver on GPUs

Amit Amritkar, Danesh Tafti

Proc. ASME. FEDSM2014, Volume 1D, Symposia: Transport Phenomena in Mixing; Turbulent Flows; Urban Fluid Mechanics; Fluid Dynamic Behavior of Complex Particles; Analysis of Elementary Processes in Dispersed Multiphase Flows; Multiphase Flow With Heat/Mass Transfer in Process Technology; Fluid Mechanics of Aircraft and Rocket Emissions and Their Environmental Impacts; High Performance CFD Computation; Performance of Multiphase Flow Systems; Wind Energy; Uncertainty Quantification in Flow Measurements and Simulations, V01DT35A001, August 3–7, 2014

Paper No: FEDSM2014-21669

DOI: https://doi.org/10.1115/FEDSM2014-21669

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Topics: Computation, Computational fluid dynamics, Graphics processing units, Turbulence, Computer software, Pipe flow, Channel flow, FORTRAN, Hardware, Pressure

Proceedings Papers

Wall Modeled Large Eddy Simulation of Flow Over a Wall-Mounted Hump

Deepu Dilip, Danesh Tafti

Proc. ASME. FEDSM2014, Volume 1A, Symposia: Advances in Fluids Engineering Education; Turbomachinery Flow Predictions and Optimization; Applications in CFD; Bio-Inspired Fluid Mechanics; Droplet-Surface Interactions; CFD Verification and Validation; Development and Applications of Immersed Boundary Methods; DNS, LES, and Hybrid RANS/LES Methods, V01AT09A010, August 3–7, 2014

Paper No: FEDSM2014-21517

DOI: https://doi.org/10.1115/FEDSM2014-21517

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Topics: Flow (Dynamics), Large eddy simulation, Reynolds number, Resolution (Optics), Boundary layers, Modeling, Pressure, Skin friction (Fluid dynamics), Stress, Turbulence

Proceedings Papers

Large Eddy Simulation of the Flow Past Pitching NACA0012 Airfoil at 1E5 Reynolds Number

Venkata Ravishankar Kasibhotla, Danesh Tafti

Paper No: FEDSM2014-21588

DOI: https://doi.org/10.1115/FEDSM2014-21588

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Topics: Airfoils, Flow (Dynamics), Large eddy simulation, Reynolds number, Chords (Trusses), Turbulence, Vortex shedding, Vortices

Proceedings Papers

Predicting the Coefficient of Restitution for Particle Wall Collisions in Gas Turbine Components

Sukhjinder Singh, Danesh Tafti

Proc. ASME. GT2013, Volume 6B: Turbomachinery, V06BT37A041, June 3–7, 2013

Paper No: GT2013-95623

DOI: https://doi.org/10.1115/GT2013-95623

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Topics: Collisions (Physics), Gas turbines, Particulate matter, Sands, Energy dissipation, Adhesion, Damage, Deformation, Engines, Erosion

Journal citation

NARROW

LES Investigation of Pollution Dispersion in a Street Canyon

Predictions of Scour Around Submerged Object Using LES-DEM

Modeling Non-Spherical Particulate Systems in the DEM Framework

LES-Conjugate Heat Transfer Analysis of a Ribbed Cooling Passage Using the Immersed Boundary Method

Heat Transfer During Impact of Elastoplastic and Cohesive Particles

A Multiphase Computational Framework for Deposit Formation and Growth

Size- and Temperature-Dependent Collision and Deposition Model for Micron-Sized Sand Particles

Sand Transport and Deposition in Rotating Two-Passed Ribbed Duct With Coriolis and Centrifugal Buoyancy Forces at Re=100,000

Size and Temperature Dependent Deposition Model of Micro-Sized Sand Particles

Study of Fluid Structure Interaction Using Sharp Interface Immersed Boundary Method

On the Improvement of CFD-DEM Coarse Graining Predictions

LES Simulations of Rotating Two-Pass Ribbed Duct With Coriolis and Centrifugal Buoyancy Forces at Re=100,000

Dynamic Stall Simulation of Flow Over NACA0012 Airfoil at 1 Million Reynolds Number

Computational Fluid Dynamics Computations Using a Preconditioned Krylov Solver on Graphical Processing Units

Evaluating the Immersed Boundary Method in a Ribbed Duct for the Internal Cooling of Turbine Blades

Prediction of Sand Deposition in a Two-Pass Internal Cooling Duct

CFD Computations Using Preconditioned Krylov Solver on GPUs

Wall Modeled Large Eddy Simulation of Flow Over a Wall-Mounted Hump

Large Eddy Simulation of the Flow Past Pitching NACA0012 Airfoil at 1E5 Reynolds Number

Predicting the Coefficient of Restitution for Particle Wall Collisions in Gas Turbine Components

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