Publications/Areas of Interest

Journal Publications (Area-wise)

Finite Element Method

T.E. Tezduyar, S. Mittal, and R. Shih, Time ­accurate incompressible flow computations with quadrilateral velocity­pressure elements, Computer Methods in Applied Mechanics and Engineering, 87 (1991) 363-384.

S. Mittal, A. Ratner, D. Hastreiter, and T.E. Tezduyar, Space ­time finite element computation of incompressible flows involving oscillating cylinders and airfoils, International Video Journal of Engineering Research, 1 (1991) 83-96.

T.E. Tezduyar, S. Mittal, S.E. Ray, and R. Shih, Incompressible flow computations with stabilized bilinear and linear equal ­order­ interpolation velocity ­pressure elements, Computer Methods in Applied Mechanics and Engineering, 95(1992) 221-242.

T.E. Tezduyar, M. Behr, S. Mittal, and J. Liou, A new strategy for finite element computations involving moving boundaries and interfaces  - the deforming­spatial­domain/ space­time procedure: II. Computation of free ­surface flows, two ­liquid flows, and flows with drifting cylinders, Computer Methods in Applied Mechanics and Engineering, 94 (1992) 353-371.

T.E. Tezduyar, M. Behr, S.K. Aliabadi, S. Mittal, and S.E. Ray, A new mixed preconditioning method for finite element computations, Computer Methods in Applied Mechanics and Engineering, 99(1992) 27-42.

S. Mittal, T.E. Tezduyar, Notes on the stabilized space­time finite element formulation of unsteady incompressible flows, Computer Physics Communications, 73 (1992) 93-112.

S. Mittal, and T.E. Tezduyar, Parallel finite element simulation of 3D incompressible flows: Fluid­Structure Interactions, International Journal for Numerical Methods in Fluids, 21 (1995) 933-953.

S. Mittal, Finite Element Computation of Unsteady Viscous Compressible Flows, Computer Methods in Applied Mechanics and Engineering, 157 (1998) 151-175.

S. Mittal, Finite Element Computation of Unsteady Viscous Transonic Flows Past Stationary Airfoils, Computational Mechanics, 21 (1998) 172-188.

S. Mittal, and T.E. Tezduyar, A Unified Finite Element Formulation for Compressible and Incompressible Flows Using Augmented Conservation Variables, Computer Methods in Applied Mechanics and Engineering, 161 (1998) 229-243.

S. Mittal, T.E. Tezduyar, and S. Aliabadi,  Enhanced­Discretization Interface­Capturing Technique Applied to Computation of Unsteady Compressible Flows, Computational Mechanics, 23 (1999) 151-157.

S. Mittal, On the Performance of High Aspect­Ratio Elements for Incompressible Flows, Computer Methods in Applied Mechanics and Engineering, 188 (2000) 269­287.

S. Mittal, Computation of Internal and External Compressible Flows using EDICT, International Journal of Computational Fluid Dynamics, 3, (2001), 225-241

J. Ed Akin, T. Tezduyar, M. Ungor, and S. Mittal, Stabilization Parameters and Smagorinsky Turbulence Model, Journal of Applied Mechanics, ASME, 70, (2003), 2--9.

Sanjay Mittal, Bhaskar Kumar, 'A stabilized finite element method for global analysis of convective instabilities in nonparallel flows', Physics of Fluids, 19, 088105, (2007).

Vortex Induced Vibrations

S. Mittal, and T.E. Tezduyar, A finite element study of unsteady incompressible flows past oscillating cylinders and airfoils, International Journal for Numerical Methods in Fluids, 15 (1992) 1073-1118.

S. Mittal, and V. Kumar, Finite Element Study of Vortex­Induced Cross­Flow and In­Line Oscillations of a Circular Cylinder at Low Reynolds Numbers, International Journal for Numerical Methods in Fluids, 31 (1999) 1087­1120.

S. Mittal, and V. Kumar, Flow­Induced Oscillations of Two Cylinders in Tandem and Staggered Arrangement, Journal of Fluids and Structures, 15, (2001), 717-736.

S. Mittal, and V. Kumar, Flow Induced Vibrations of a Light Circular Cylinder at Reynolds Numbers 10^3 and 10^4, Journal of Sound and Vibrations, 245, (2001), 923-946.

S. Mittal, and V. Kumar, Vortex induced vibrations of a pair of cylinders at Reynolds number 1000, International Journal of Computational Fluid Dynamics,18, (2004), 601—614.

S.P. Singh and S. Mittal,``Vortex induced oscillations at low Reynolds numbers: hysteresis & vortex-shedding modes'', Journal of Fluids and Structures, 20, (2005), 1085—1104.

S. Mittal and S. Singh,``Vortex induced vibrations at subcritical Re', Journal of Fluid Mechanics, 534, (2005), 185—194.

Prasanth T.K., Behara Suresh, Singh Satya P., Kumar, Rahul and Mittal Sanjay, ``Effect of blockage on vortex-induced vibrations at low Reynolds Numbers'' Journal of Fluids and Structures, 22, 865--876, (2006).

Prasanth T.K. and Sanjay Mittal, `Vortex-induced vibrations of a circular cylinder at low Reynolds numbers', Journal of Fluid Mechanics, 594, 463--491, (2008).

Prasanth T.K. and Sanjay Mittal, `Effect of blockage on free vibration of a circular cylinder at low Re', International Journal for Numerical Methods in Fluids, 58(10), 1063-1080, (2008)

Prasanth T.K. and Sanjay Mittal, `Free v/s forced vibrations of a cylinder at low Re', International Journal for Computational Fluid Dynamics, 22, Issue 8, 583, (2008)

Prasanth T.K. and Sanjay Mittal, 'Vortex-induced vibration of two circular cylinders at low Reynolds number', accepted for publication in Journal of Fluids and Structures, (2008).

Prasanth T.K. and Sanjay Mittal, 'Flow-induced oscillation of two circular cylinders in tandem arrangement at low Re', accepted for publication in Journal of Fluids and Structures, (2009).

Flows past Wings/Airfoils/Ram-air Parachutes

V. Kalro, S. Aliabadi, W. Garrard, T.E. Tezduyar, S. Mittal, and K. Stein, Parallel finite element simulation of Large Ram­Air Parachutes, International Journal for Numerical Methods in Fluids, 24 (1997) 1353-1369.

S. Mittal and P. Saxena, Prediction of Hysteresis associated with the Static Stall of an Airfoil, AIAA Journal, 38(5) (2000) 933­935.

S. Mittal, P. Saxena and A. Singh, Computation of 2D Flows Past Ram­Air Parachutes, International Journal for Numerical Methods in Fluids, 35, (2001), 643-667.

Balaji. R, S. Mittal and A.K. Rai, Effect of Leading Edge Cut on the Aerodynamics of Ram-Air Parachutes, International Journal for Numerical Methods in Fluids, 47, (2005), 1--17

S. Mittal, and P. Saxena, Hysteresis in flow past a NACA 0012 airfoil, Computer Methods in Applied Mechanics and Engineering, 191, (2002), 2179-­2189.

Sanjay Mittal, Ashoke De and Vinod Kumar, ``Finite Element Computation of Turbulent Flow past a Multi-Element Airfoil'', International Journal for Computational Fluid Dynamics, 20(8), 563--577, (2006)

Samir B. Savaliya, S. Praveen Kumar and Sanjay Mittal 'Laminar separation bubble on an Eppler 61 airfoil' accepted for publication in International Journal for Numerical Methods in Fluids, (2009)

Air Intakes/Wind-tunnels/Supersonic Diffusers/Internal Flows

S. Mittal, Computation of Internal and External Compressible Flows using EDICT, International Journal of Computational Fluid Dynamics, 3, (2001), 225-241

S. Mittal and S. Yadav, Computation of Flows in Supersonic Wind Tunnels, Computer Methods in Applied Mechanics and Engineering, 191, (2001), 611-634.

M.K. Jain and S. Mittal,``Euler flow in a supersonic mixed-compression inlet'' International Journal for Numerical Methods in Fluids, 50, 1405--1423, (2006).

Vivek P. and Sanjay Mittal, 'Buzz instability in a mixed compression air intake', accepted for publication in Journal of Propulsion and Power, (2009).

Parallel Computing

S. Mittal, T.E. Tezduyar, Massively parallel finite element computation of unsteady flows involving fluid ­body interactions, Computer Methods in Applied Mechanics and Engineering, 112 (1994) 253-282.

T.E. Tezduyar, S.K. Aliabadi, M. Behr and S. Mittal, Massively parallel finite element simulation of compressible and incompressible flows, Computer Methods in Applied Mechanics and Engineering, 119 (1994) 157-177.

T.E. Tezduyar, S. Aliabadi, M. Behr, A. Johnson, and S. Mittal, Parallel finite­ element computation of 3D flows, IEEE Computer, 26­10 (1991) 27-36.

M. Behr, A. Johnson, J. Kennedy, S. Mittal, and T.E. Tezduyar, Computation of incompressible flows with implicit finite element implementations on the Connection Machine, Computer Methods in Applied Mechanics and Engineering, 108 (1993) 99-118.

S. Mittal, and T.E. Tezduyar, Parallel finite element simulation of 3D incompressible flows: Fluid­Structure Interactions, International Journal for Numerical Methods in Fluids, 21 (1995) 933-953.

V. Kalro, S. Aliabadi, W. Garrard, T.E. Tezduyar, S. Mittal, and K. Stein, Parallel finite element simulation of Large Ram­Air Parachutes, International Journal for Numerical Methods in Fluids, 24 (1997) 1353-1369.

Suresh Behara and Sanjay Mittal, 'Parallel finite element computation of incompressible flows', Parallel Computing, 35, 195--212, (2009).

Bluff Body Flows

M. Behr, D. Hastreiter, S. Mittal and T.E. Tezduyar, Incompressible flow past a circular cylinder: Dependence of the computed flow field on the location of the lateral boundaries, Computer Methods in Applied Mechanics and Engineering, 123 (1995) 309-316.

S. Mittal, V. Kumar and A. Raghuvanshi, Unsteady Incompressible Flow Past Two Cylinders in Tandem and Staggered Arrangements, International Journal for Numerical Methods in Fluids, 25 (1997) 1315-1344.

S. Mittal, Computation of 3D Flows past Circular Cylinders of Low Aspect Ratio, Physics of Fluids, 13 (1) (2001) 177­191.

S. Mittal, and A. Raghuvanshi, Control of Vortex Shedding Behind Circular Cylinder for Flows at Low Reynolds Numbers, International Journal for Numerical Methods in Fluids, 35(4) (2001) 421­447

S. Mittal, Control of Flow Past Bluff Bodies Using Rotating Control Cylinder, Journal of Fluids and Structures, 15(2), (2001), 291-326.

S. Mittal, Effect of Aspect Ratio on the Flow past a Spinning Cylinder, Album of Visualization, 17 (2000) 15-16.

S. Mittal, Flow past rotating cylinders: effect of eccentricity, Journal of Applied Mechanics, ASME, 68, (2001), 543--552.

S. Mittal, H. Bankoti, and G. Dhananjay, 3D Flows Past Circular Cylinder of Low Aspect Ratio, Journal of Visualization, 4, (2001), 118.

S. Mittal and B. Kumar, Flow past a Rotating Cylinder, Journal of Fluid Mechanics, 476, (2003), 303--334. Errata

S.P. Singh and S. Mittal, Simulation of drag crisis in flow past a circular cylinder using 2D computations, Journal of Aerospace Sciences & Technologies, 55, 2003, 56--62.

S. Mittal, Effect of a "slip" splitter plate on vortex shedding from a cylinder, Physics of Fluids, 3, (2003), 817--820.

S. Mittal, Flow Control Using Rotating Cylinders: Effect of Gap, Journal of Applied Mechanics, ASME, 70(5), (2003), 762--770.

S.P. Singh and S. Mittal, Role of shear layer instability in the transition of boundary layer on a bluff body, Journal of Visualization, 7, (2004), 107.

S. Mittal, Three-dimensional instabilities in flow past a rotating cylinder, Journal of Applied Mechanics, ASME, 71, (2004), 89--95.

S.P. Singh and S. Mittal, Energy Spectra of Flow Past a Circular Cylinder, International Journal of Computational Fluid Dynamics, 18(8), (2004), 671--679.

S.P. Singh and S. Mittal, Flow Past a Cylinder: Shear Layer Instability and Drag Crisis,International Journal for Numerical Methods in Fluids,  47, (2005) 75—98.

S. Mittal,``Excitation of shear layer instability in flow past a cylinder at low Reynolds number'' International Journal for Numerical Methods in Fluids, 49, (2005), 1147—1167.

S. Mittal,``Shear layer instability at low Reynolds Numbers'' Journal of Visualization, Vol.8, No.3 (2005).

B. Kumar and S. Mittal,``Effect of blockage on critical parameters for flow past a circular cylinder at low Reynolds number'' International Journal for Numerical Methods in Fluids, 50, 987--1001, (2006).

Bhaskar~Kumar and Sanjay~Mittal,``Prediction of the critical Reynolds number for flow past a circular cylinder'', Computer Methods in Applied Mechanics and Engineering, 195, 6046--6058, (2006).

Mittal Sanjay, Singh Satya P., Kumar, Bhaskar and Kumar, Rahul, ``Flow past bluff bodies: effect of blockage'', International Journal for Computational Fluid Dynamics, 20 (3-4), 163--174, (2006).

S. Mittal,``Excitation of shear layer instability at low Reynolds number via an unsteady inflow'', Journal of Visualization, Vol.9, No.3 243, (2006).

Sanjay Mittal, `Instability of the separated shear layer in flow past a cylinder: forced excitation', International Journal for Numerical Methods in Fluids, 56, 687--702, (2008).

Sanjay Mittal, Jacob J. Kottaram, and Bhaskar Kumar, 'Onset of shear layer instability in flow past a cylinder', Physics of Fluids, 20, 054102 (2008).

Subhankar Sen, Sanjay Mittal and Gautam Biswas, 'Steady separated flow past a circular cylinder at low Reynolds numbers', Journal of Fluid Mechanics, 620, 89--119, (2009).

Bhaskar Kumar, Jacob Kottaram, Amit Singh and Sanjay Mittal, 'Global stability of flow past a cylinder with centerline symmetry', accepted for publication in Journal of Fluid Mechanics, (2009).

Sanjay Mittal, 'Stability of flow past a cylinder: energy budget of eigenmodes', accepted for publication in International Journal for Numerical Methods in Fluids, (2009).

Stability/Linear Stability Analysis/Transitional Flows

Sanjay Mittal, Bhaskar Kumar, 'A stabilized finite element method for global analysis of convective instabilities in nonparallel flows', Physics of Fluids, 19, 088105, (2007).

Sanjay Mittal, 'Global linear stability analysis of time-averaged flows', International Journal for Numerical Methods in Fluids, 58(1), 111-118 (2008)

Sanjay Mittal, 'Linear stability analysis of time-averaged flow past a cylinder', CMES: Computer Modeling in Engineering & Sciences, 27, 63--78, (2008).

Sanjay Mittal, `Instability of the separated shear layer in flow past a cylinder: forced excitation', International Journal for Numerical Methods in Fluids, 56, 687--702, (2008).

Sanjay Mittal, Jacob J. Kottaram, and Bhaskar Kumar, 'Onset of shear layer instability in flow past a cylinder', Physics of Fluids, 20, 054102 (2008).

Subhankar Sen, Sanjay Mittal and Gautam Biswas, 'Steady separated flow past a circular cylinder at low Reynolds numbers', Journal of Fluid Mechanics, 620, 89--119, (2009).

Bhaskar Kumar, Jacob Kottaram, Amit Singh and Sanjay Mittal, 'Global stability of flow past a cylinder with centerline symmetry', accepted for publication in Journal of Fluid Mechanics, (2009).

Sanjay Mittal, 'Stability of flow past a cylinder: energy budget of eigenmodes', accepted for publication in International Journal for Numerical Methods in Fluids, (2009).

Aerodynamic Shape Optimization

D.N. Srinath and Sanjay Mittal, ``A stabilized finite element method for shape optimization in low Reynolds number flows'', International Journal for Numerical Methods in Fluids, 54, 1451--1471, (2007).

D.N. Srinath and Sanjay Mittal, `Optimal airfoil shapes for low Reynolds number flows', in press International Journal for Numerical Methods in Fluids, (2008).

Traffic Modeling

Work in progress

Miscellaneous

S. Mittal, H.A. Deans, and T.E. Tezduyar, Numerical simulation of Deep well wet oxidation reactor using steam, Journal of Engineering Mechanics, 117 (1991) 798-819.

20. T.K. Sengupta, and S. Mittal, Activities of the AR & DB Associate Center for CFD at IIT Kanpur, Journal of the Aeronautical Society of India, 50(4) (1998) 220-228.

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