1974 …2019
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Research Output 1974 2019

1994

Higher-order formulation of the pressure Poisson equation on collocated finite-difference grids

Najjar, F. M. & Vanka, S. P., 1994, Advances in Computational Methods in Fluid Dynamics. Publ by ASME, Vol. 196. p. 177-185 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Poisson equation
Navier Stokes equations
Vortex flow

Large eddy simulation of the wake of a normal flat plate

Joshi, D. S., Vanka, S. P. & Tafti, D. K., 1994, Boundary Layer and Free Shear Flows. Publ by ASME, Vol. 184. p. 231-242 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Large eddy simulation
Unsteady flow
Flow fields
Reynolds number
Viscosity

Multigrid calculations of twin jet impingement with crossflow: Comparison of segregated and coupled relaxation strategies

Wang, G., Cope, K. W. & Vanka, S. P., Jan 1 1994, Advances in Computational Methods in Fluid Dynamics. Publ by ASME, p. 233-244 12 p. (American Society of Mechanical Engineers, Fluids Engineering Division (Publication) FED; vol. 196).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Mathematical operators
Aspect ratio
Deterioration
Flow fields
Turbulence

Numerical simulations of bluff body wakes on the CM-5 using the MIMD mode

Wang, M. & Vanka, S. P., 1994, High Performance Computing in Computational Dynamics. ASME, Vol. 6. p. 1-13 13 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Parallel processing systems
Turbulent flow
Physics
Computer simulation

Response: To the Comments by Drs. W. Shyy and M. Sindir

Vanka, S. P., Jan 1 1994, In : Journal of Fluids Engineering, Transactions of the ASME. 116, 2, p. 197-198 2 p.

Research output: Contribution to journalComment/debate

Simulations of unsteady fluid flows on the CM-5

Najjar, F. M. & Vanka, S. P., 1994, Advances in Computational Methods in Fluid Dynamics. Publ by ASME, Vol. 196. p. 277-285 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Flow of fluids
FORTRAN (programming language)
Unsteady flow
Navier Stokes equations
Geometry
1993

A Divergence-Free Chebyshev Collocation Procedure for Incompressible Flows with Two Non-periodic Directions

Madabhushi, R. K., Balachandar, S. & Vanka, S. P., Jan 1 1993, In : Journal of Computational Physics. 105, 2, p. 199-206 8 p.

Research output: Contribution to journalArticle

incompressible flow
collocation
Incompressible flow
divergence
continuity equation

A multigrid procedure for three‐dimensional flows on non‐orthogonal collocated grids

Smith, K. M., Cope, W. K. & Vanka, S. P., Jan 1 1993, In : International Journal for Numerical Methods in Fluids. 17, 10, p. 887-904 18 p.

Research output: Contribution to journalArticle

Three-dimensional Flow
Grid
Incompressible flow
Laminar Flow
Laminar flow
Heat Conduction Equation
Parallel algorithms
Heat conduction
conductive heat transfer
MIMD (computers)

Numerical study of a separated-reattaching flow

Najjar, F. M. & Vanka, S. P., Nov 1 1993, In : Theoretical and Computational Fluid Dynamics. 5, 6, p. 291-308 18 p.

Research output: Contribution to journalArticle

separated flow
Reynolds number
Numerical Study
flow characteristics
high Reynolds number
1992

A computational fluid dynamics and chemistry model for jet fuel thermal stability

Krazinski, J. L., Vanka, S. P., Pearce, J. A. & Roquemore, W. M., Jan 1 1992, In : Journal of Engineering for Gas Turbines and Power. 114, 1, p. 104-110 7 p.

Research output: Contribution to journalArticle

Jet fuel
Computational fluid dynamics
Thermodynamic stability
Activation energy
Dissolved oxygen

Hot gas environment around STOVL aircraft in ground proximity—Part 2: Numerical study

Tafti, D. K. & Vanka, S. P., Jan 1 1992, In : Journal of Aircraft. 29, 1, p. 20-27 8 p.

Research output: Contribution to journalArticle

Aircraft landing
Takeoff
Fuselages
Ingestion (engines)
Gases

Large-eddy simulations of turbulence on the CM-2

Robichaux, J., Tafti, D. K. & Vanka, S. P., Jan 1 1992, In : Numerical Heat Transfer, Part B: Fundamentals. 21, 3, p. 367-388 22 p.

Research output: Contribution to journalArticle

Connection Machine
Large Eddy Simulation
Large eddy simulation
large eddy simulation
Turbulence

Multigrid calculations of a jet in crossflow

Claus, R. W. & Vanka, S. P., Jan 1 1992, In : Journal of Propulsion and Power. 8, 2, p. 425-431 7 p.

Research output: Contribution to journalArticle

turbulence
grids
three dimensional flow
turbulence models
Turbulence models
1991

A numerical study of flow separation and reattachment on a blunt plate

Tafti, D. K. & Vanka, S. P., Jan 1 1991, In : Physics of Fluids A. 3, 7, p. 1749-1759 11 p.

Research output: Contribution to journalArticle

Flow separation
Vortex flow
Vortex shedding
Steady flow
Flow fields

A numerical study of the effects of spanwise rotation on turbulent channel flow

Tafti, D. K. & Vanka, S. P., Jan 1 1991, In : Physics of Fluids A. 3, 4, p. 642-656 15 p.

Research output: Contribution to journalArticle

Channel flow
Turbulence
Coriolis force
Flow visualization
Navier Stokes equations

A three-dimensional numerical study of flow separation and reattachment on a blunt plate

Tafti, D. K. & Vanka, S. P., 1991, In : Physics of Fluids A. 3, 12, p. 2887-2909 23 p.

Research output: Contribution to journalArticle

flow separation
Flow separation
attachment
low frequencies
unsteady flow

Large eddy simulation of turbulence-driven secondary flow in a square duct

Madabhushi, R. K. & Vanka, S. P., Jan 1 1991, In : Physics of Fluids A. 3, 11, p. 2734-2745 12 p.

Research output: Contribution to journalArticle

secondary flow
Secondary flow
Large eddy simulation
large eddy simulation
ducts

Multigrid calculation procedure for internal flows in complex geometries

Joshi, D. S. & Vanka, S. P., Jan 1 1991, In : Numerical Heat Transfer, Part B: Fundamentals. 20, 1, p. 61-80 20 p.

Research output: Contribution to journalArticle

Internal Flow
internal flow
Complex Geometry
Geometry
Momentum

Separated flow in a driven trapezoidal cavity

Darr, J. H. & Vanka, S. P., Jan 1 1991, In : Physics of Fluids A. 3, 3, p. 385-392 8 p.

Research output: Contribution to journalArticle

Reynolds number
Shear flow
Enclosures
Flow patterns
Navier Stokes equations

Technical note: Fast numerical computation of viscous flow in a cube

Vanka, S. P., Jan 1 1991, In : Numerical Heat Transfer, Part B: Fundamentals. 20, 2, p. 255-261 7 p.

Research output: Contribution to journalArticle

Three-dimensional Flow
Computational Algorithm
viscous flow
Viscous flow
Viscous Flow
1990

Computational fluid dynamics and chemistry model for jet fuel thermal stability

Krazinski, J. L., Vanka, S. P., Pearce, J. A. & Roquemore, W. M., 1990, In : American Society of Mechanical Engineers (Paper).

Research output: Contribution to journalArticle

Jet fuel
Computational fluid dynamics
Thermodynamic stability
Activation energy
Decomposition

Fluid flow calculations using a multigrid method and an improved discretization scheme

Karki, K. C., Vanka, S. P. & Mongia, H. C., 1990, In : Numerical Heat Transfer, Part B: Fundamentals. 16, 2, p. 143-159 17 p.

Research output: Contribution to journalArticle

multigrid methods
Discretization Scheme
Multigrid Method
fluid flow
Spline

Numerical study of twin-jet impingement upwash flow

Pegues, W. J. & Vanka, S. P., 1990, Forum on Turbulent Flows 1990. Miller, J. A. & Telionis, D. P. (eds.). Publ by ASME, Vol. 94. p. 97-103 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fountains
Turbulence models
Ingestion (engines)
Aircraft landing
Takeoff

Numerical study of twin-jet impingement upwash flow

Pegues, W. J. & Vanka, S. P., Jan 1 1990, Unknown Host Publication Title. New York, U.S.A., American Society of Mechanical Engineers

Research output: Chapter in Book/Report/Conference proceedingChapter

Fountains
Turbulence models
Ingestion (engines)
Aircraft landing
Takeoff
1989

Application of laser velocimetry for characterization of confined swirling flow

Nejad, A. S., Vanka, S. P., Favaloro, S. C., Samimy, M. & Langenfeld, C., Jan 1 1989, In : Journal of Engineering for Gas Turbines and Power. 111, 1, p. 36-45 10 p.

Research output: Contribution to journalArticle

Swirling flow
Velocity measurement
Inlet flow
Lasers
Combustors

Efficient computational tool for ramjet combustor research

Vanka, S. P., Krazinski, J. L. & Nejad, A. S., Jan 1 1989, In : Journal of Propulsion and Power. 5, 4, p. 431-437 7 p.

Research output: Contribution to journalArticle

combustion chambers
Combustors
dump combustors
reacting flow
spherical coordinates

Fluid flow calculations using a multigrid method and an improved discretization scheme

Karki, K. C., Vanka, S. P. & Mongia, H. C., Dec 1 1989, In : Numerical heat transfer. 16, 2, p. 143-159 17 p.

Research output: Contribution to journalArticle

Flow of fluids
Splines
Fluxes
Momentum
Convection

Fouling in jet fuels: a new approach

Roquemore, W. M., Pearce, J. A., Harrison, W. E., Krazinski, J. L. & Vanka, S. P., Sep 1989, In : American Chemical Society, Division of Petroleum Chemistry, Preprints. 34, 4, p. 841-849 9 p.

Research output: Contribution to journalArticle

Jet fuel
Fouling
Temperature
Aircraft fuels
Fluid mechanics

Fouling in jet fuels: A new approach

Roquemore, W. M., Pearce, J. A., Harrison, W. E., Krazinski, J. L. & Vanka, S. P., 1989, In : Preprints Symposia. 34, 4, p. 841-849 9 p.

Research output: Contribution to journalArticle

Jet fuel
Fouling
1988

APPLICATION OF LASER VELOCIMETRY FOR CHARACTERISATION OF CONFINED SWIRLING FLOW.

Nejad, A. S., Favaloro, S. C., Vanka, S. P., Samimy, M. & Langenfeld, C., 1988, In : American Society of Mechanical Engineers (Paper).

Research output: Contribution to journalArticle

Swirling flow
Inlet flow
Combustors
Velocity measurement
Vortex flow
1987

Second-order upwind differencing in a recirculating flow

Vanka, S. P., Jan 1 1987, In : AIAA journal. 25, 11, p. 1435-1441 7 p.

Research output: Contribution to journalArticle

Difference equations
Reynolds number

Vectorized multigrid fluid flow calculations on a CRAY X‐MP/48

Vanka, S. P. & Misegades, K. P., Jan 1 1987, In : International Journal for Numerical Methods in Fluids. 7, 6, p. 635-648 14 p.

Research output: Contribution to journalArticle

Vectorization
Fluid Flow
Flow of fluids
Gauss-Seidel
Laminar Flow
1986
multigrid methods
steady flow
Steady flow
three dimensional flow
continuity equation
two dimensional flow
continuity equation
fluid flow
Flow of fluids
Reynolds number

Block-implicit multigrid solution of Navier-Stokes equations in primitive variables

Vanka, S. P., Jan 1 1986, In : Journal of Computational Physics. 65, 1, p. 138-158 21 p.

Research output: Contribution to journalArticle

Navier-Stokes equation
Navier Stokes equations
viscous flow
Viscous flow
smoothing

Calculation of axisymmetric turbulent, confined diffusion flames

Vanka, S. P., Jan 1 1986, In : AIAA journal. 24, 3, p. 462-469 8 p.

Research output: Contribution to journalArticle

Newton-Raphson method
Oxidants
Nonlinear equations
Navier Stokes equations
Turbulent flow

Mixing, chemical reaction, and flowfield development in ducted rockets

Vanka, S. P., Craig, R. & Stull, F. D., Jan 1 1986, In : Journal of Propulsion and Power. 2, 4, p. 331-338 8 p.

Research output: Contribution to journalArticle

Domes
Rockets
domes
rockets
chemical reaction
Three-dimensional
Continuity Equation
Incompressible flow
Multigrid Method
Steady Flow
1985

Block-implicit calculation of steady turbulent recirculating flows

Vanka, S. P., Jan 1 1985, In : International Journal of Heat and Mass Transfer. 28, 11, p. 2093-2103 11 p.

Research output: Contribution to journalArticle

turbulent flow
Turbulent flow
elliptic differential equations
flow geometry
Newton methods

Block-implicit calculations of three-dimensional laminar flow in strongly curved ducts

Vanka, S. P., Jan 1 1985, In : AIAA journal. 23, 12, p. 1989-1991 3 p.

Research output: Contribution to journalArticle

Laminar flow
Ducts
Laminar flow
Ducts
Flow separation
Partial differential equations
Flow of fluids

BLOCK-IMPLICIT COUPLED CALCULATION OF INTERNAL FLUID FLOWS.

Vanka, S. P., 1985, Unknown Host Publication Title.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Flow of fluids
Chemical reactions
Turbulence

Block-implicit multigrid calculation of three-dimensional recirculating flows.

Vanka, S. P., Jan 1 1985, Unknown Host Publication Title. Pineridge Press Ltd

Research output: Chapter in Book/Report/Conference proceedingChapter

Momentum
Fluids

BLOCK-IMPLICIT MULTIGRID CALCULATION OF THREE-DIMENSIONAL RECIRCULATING FLOWS.

Vanka, S. P., 1985, Unknown Host Publication Title. Lewis, R. W. & Morgan, K. (eds.). Pineridge Press, Vol. 1. p. 667-679 13 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Momentum
Fluids

Calculation of axisymetric turbulent confined diffusion planes

Vanka, S. P., Jan 1 1985.

Research output: Contribution to conferencePaper

Newton-Raphson method
Oxidants
Nonlinear equations
Turbulent flow
Partial differential equations

CALCULATION OF AXISYMMETRIC TURBULENT CONFINED DIFFUSION FLAMES.

Vanka, S. P., 1985, In : AIAA Paper.

Research output: Contribution to journalArticle

Newton-Raphson method
Oxidants
Nonlinear equations
Navier Stokes equations
Turbulent flow

Investigation of a dual inlet side dump combustor using liquid fuel injection

Stull, F. D., Craig, R. R., Streby, G. D. & Vanka, S. P., Jan 1 1985, In : Journal of Propulsion and Power. 1, 1, p. 83-88 6 p.

Research output: Contribution to journalArticle

side inlets
dump combustors
liquid injection
fuel injection
liquid fuels

MIXING, CHEMICAL REACTION AND FLOW FIELD DEVELOPMENT IN DUCTED ROCKETS.

Vanka, S. P., Craig, R. R. & Stull, F. D., 1985, In : AIAA Paper.

Research output: Contribution to journalArticle

Domes
Rockets
Chemical reactions
Flow fields
Flow structure
1984

ADVANCED NUMERICS FOR MULTI-DIMENSIONAL FLUID FLOW CALCULATIONS.

Vanka, S. P., 1984, In : NASA Conference Publication. p. 99-102 4 p.

Research output: Contribution to journalArticle

Flow of fluids