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Research Output 1986 2018

Navier Stokes equations
Ordinary differential equations
Prisms
Partial differential equations
Convection

Multiple parallel solvers in a CFD code using PETSc

Rock, D. T., Rizwan-Uddin & Tzanos, C. P. 2005 In : Transactions of the American Nuclear Society. 93, p. 541-542 2 p.

Research output: Contribution to journalArticle

Computational fluid dynamics

Reactor design efforts at UIUC, invited

Hu, J., Teruel, F. E. & Rizwan-Uddin 2005 In : Transactions of the American Nuclear Society. 92, p. 154-156 3 p.

Research output: Contribution to journalArticle

Real time, distance lab via labview and webcam

Gu, Y. & Rizwan-Uddin Dec 1 2005 In : Transactions of the American Nuclear Society. 92, p. 789-790 2 p.

Research output: Contribution to journalArticle

Research and virtual reactor design at UIUC, invited

Griffith, J., Hu, J., Karancevic, N., Teruel, F. E., Yan, Y., Stubbins, J. & Rizwan-Uddin 2005 In : Transactions of the American Nuclear Society. 93, p. 873-875 3 p.

Research output: Contribution to journalArticle

Semi-analytical bifurcation analysis of two-phase flow in a heated channel

Dokhane, A., Hennig, D., Crawla, R. & Rizwan-Uddin Jan 1 2005 In : International Journal of Bifurcation and Chaos in Applied Sciences and Engineering. 15, 8, p. 2395-2409 15 p.

Research output: Contribution to journalArticle

Hopf bifurcation
Bifurcation Analysis
Two-phase Flow
Two phase flow
Hopf Bifurcation
2004

A virtual laboratory and control room

Karancevic, N., Stubbins, J. & Rizwan-uddin 2004 In : Transactions of the American Nuclear Society. 91, p. 971-972 2 p.

Research output: Contribution to journalArticle

Beam calculation for TRIGA reactor

Teruel, F. E. & Rizwan-uddin 2004 Proceedings of the PHYSOR 2004: The Physics of Fuel Cycles and Advanced Nuclear Systems - Global Developments. p. 2043-2056 14 p.

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

Research reactors
Fluxes

Bifurcation analysis using the system code Ramona

Dokhane, A., Chawla, R., Hennig, D. & Rizwan-Uddin 2004 Proceedings of the 12th International Conference on Nuclear Engineering (ICONE12) - 2004 Volume 1: Materials and Chemistry Issues; Next Generation Systems; Student Paper Competition. Vol. 1, p. 595-604 10 p.

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

Hopf bifurcation
Boiling water reactors

CFD, clusters and nuclear engineering

Rizwan-Uddin & Yan, Y. 2004 In : Transactions of the American Nuclear Society. 91, p. 272-274 3 p.

Research output: Contribution to journalArticle

Nuclear engineering
Computational fluid dynamics

Dynamics of a reduced order natural circulation BWR model

Zhou, Q. & Rizwan-Uddin 2004 Proceedings of the PHYSOR 2004: The Physics of Fuel Cycles and Advanced Nuclear Systems - Global Developments. p. 1117-1130 14 p.

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

Enthalpy
Computer simulation
Water

Flashing and instability in a boiling natural circulation loop under low pressure

Zhou, Q. & Rizwan-uddin 2004 In : Transactions of the American Nuclear Society. 91, p. 915-917 3 p.

Research output: Contribution to journalArticle

Boiling liquids

INIE collaboration between UIUC and Purdue on virtual reactor development

Andritsos, D., Griffith, J., Karancevic, N., Jevremovic, T., Stubbins, J. & Rizwan-uddin 2004 In : Transactions of the American Nuclear Society. 91, p. 992-993 2 p.

Research output: Contribution to journalArticle

Investigating the nonlinear dynamics of natural-circulation, boiling two-phase flows

Zboray, R., De Kruijf, W. J. M., Van Der Hagen, T. H. J. J. & Uddin, R. Jan 1 2004 In : Nuclear Technology. 146, 3, p. 244-256 13 p.

Research output: Contribution to journalArticle

two phase flow
Two phase flow
boiling
Boiling liquids
risers

The virtual nuclear laboratory

Karancevic, N. & Rizwan-Uddin 2004 American Nuclear Society 4th International Topical Meeting on Nuclear Plant Instrumentation, Control and Human Machine Interface Technology. p. 1367-1376 10 p.

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

Engineers
Virtual reality
Visualization
Research reactors
Television

Towards virtual GEN-IV reactors

Karancevic, N. & Rizwan-Uddin 2004 In : Transactions of the American Nuclear Society. 91, p. 912-914 3 p.

Research output: Contribution to journalArticle

UIUC's contribution to Big-10's INIE project

Gu, Y., Karancevic, N., Sugawara, K., Yan, Y., Stubbins, J. & Rizwan-Uddin 2004 Proceedings of the PHYSOR 2004: The Physics of Fuel Cycles and Advanced Nuclear Systems - Global Developments. p. 2067-2077 11 p.

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

Research reactors
Graphical user interfaces
Virtual reality
Radiation
Testing
2003

A modified nodal scheme for the time-dependent, incompressible Navier-Stokes equations

Wang, F. & Rizwan-uddin, A. May 1 2003 In : Journal of Computational Physics. 187, 1, p. 168-196 29 p.

Research output: Contribution to journalArticle

Navier-Stokes equation
Navier Stokes equations
Brick
Ordinary differential equations
cells
Geometry

A Review of Year One INIE Activities of the Consortium of BIG-10 URTRs

Brenizer, J., Sears, C. F., Ünlü, K., Tsoukalas, L. H., Jevremovic, T., Stubbins, J., Uddin, R., Agasie, R. & Corradini, M. 2003 In : Transactions of the American Nuclear Society. 89, p. 858 1 p.

Research output: Contribution to journalArticle

Hybrid numerical methods for convection-diffusion problems in arbitrary geometries

Toreja, A. J. & Rizwan-uddin Jul 1 2003 In : Computers and Fluids. 32, 6, p. 835-872 38 p.

Research output: Contribution to journalArticle

Numerical methods
Geometry
Finite element method
Convection
Navier Stokes equations
Boundary conditions
Boiling liquids

Virtual reality: At the service of GEN-IV, and V, and.⋯

Rizwan-Uddin, Karancevic, N. & Tikves, S. 2003 2003 International Congress on Advances in Nuclear Power Plants - Proceedings of ICAPP 20'03. American Nuclear Society

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

virtual reality
Virtual reality
Nuclear reactors
Fueling
Outages

Virtual Systems for Understanding and Advancement of Nuclear Power

Karancevic, N. & Rizwan-Uddin 2003 In : Transactions of the American Nuclear Society. 89, p. 54 1 p.

Research output: Contribution to journalArticle

Nuclear energy
2002

Adaptive mesh refinement for the time-dependent nodal integral method

Toreja, A. J. & Rizwan-uddin Jan 1 2002 In : Nuclear Science and Engineering. 142, 1, p. 85-95 11 p.

Research output: Contribution to journalArticle

Error analysis
Mathematical operators
Interpolation
Convection

Bifurcation analysis of nuclear-coupled thermal hydraulics of BWR using BIFDD

Zhou, Q. & Uddin, R. 2002 International Conference on Nuclear Engineering, Proceedings, ICONE. Vol. 4, p. 855-862 8 p.

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

Hydraulics
Heat conduction
Hopf bifurcation
Neutrons
Control rods

Improving the efficiency of the nodal integral method with the portable, extensible toolkit for scientific computation

Toreja, A. J. & Uddin, R. 2002 International Conference on Nuclear Engineering, Proceedings, ICONE. Vol. 4, p. 883-890 8 p.

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

Peclet number
Program processors
Convection

Stability and bifurcation analyses of two-phase flow using a drift flux model and bifurcation code BIFDD

Dokhane, A., Hennig, D., Chawla, R. & Uddin, R. 2002 International Conference on Nuclear Engineering, Proceedings, ICONE. Vol. 4, p. 875-881 7 p.

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

Two phase flow
Fluxes
Polycyclic aromatic hydrocarbons
2001

An efficient formulation of the modified nodal integral method and application to the two-dimensional burgers' equation

Wescott, B. L. & Rizwan-Uddin Jan 1 2001 In : Nuclear Science and Engineering. 139, 3, p. 293-305 13 p.

Research output: Contribution to journalArticle

Navier Stokes equations
Partial differential equations
Numerical methods
Derivatives
Convection
Nonstandard Finite Difference Schemes
Fisher Equation
Integral Method
Finite Difference Scheme
Initial conditions

Studies on nodal integral methods for the convection-diffusion equation

Michael, E. P. E., Dorning, J. & Rizwan-Uddin Jan 1 2001 In : Nuclear Science and Engineering. 137, 3, p. 380-399 20 p.

Research output: Contribution to journalArticle

Computational efficiency
Program processors
Convection
2000

Effect of void distribution parameter and axial power profile on boiling water reactor bifurcation characteristics

Van Bragt, D. D. B., Rizwan-Uddin & Van Der Hagen, T. H. J. J. Jan 1 2000 In : Nuclear Science and Engineering. 134, 2, p. 227-235 9 p.

Research output: Contribution to journalArticle

Boiling water reactors
Feedback
Hopf bifurcation
1999

A Nodal Method for Phase Change Moving Boundary Problems

Rizwan-Uddin Jan 1 1999 In : International Journal of Computational Fluid Dynamics. 11, 3-4, p. 211-221 11 p.

Research output: Contribution to journalArticle

Temperature distribution
Phase boundaries
Heat flux
Boundary conditions
temperature distribution

Computational fluid dynamics (CFD) and its potential for nuclear applications

Weber, D. P., Wei, T. Y. C., Rock, D. T., Rizwan-uddin, Brewster, R. A. & Jonnavithula, S. 1999 In : Proceedings of the American Power Conference. 61

Research output: Contribution to journalArticle

Computational fluid dynamics
Nuclear industry
Pressurized water reactors
Dynamic models
Industry

Nonlinear analysis of a natural circulation boiling water reactor

Van Bragt, D. D. B., Rizwan-uddin & Van Der Hagen, T. H. J. J. Jan 1 1999 In : Nuclear Science and Engineering. 131, 1, p. 23-44 22 p.

Research output: Contribution to journalArticle

Boiling water reactors
Nonlinear analysis
Hopf bifurcation
Dynamic models
Feedback

One-dimensional phase change with periodic boundary conditions

Rizwan-Uddin, L. C. Mar 1 1999 In : Numerical Heat Transfer; Part A: Applications. 35, 4, p. 361-372 12 p.

Research output: Contribution to journalArticle

Phase Change
Periodic Boundary Conditions
Boundary conditions
boundary conditions
Temperature Distribution
1998
Stefan Problem
Numerical Scheme
Approximate Solution
Boundary conditions
boundary conditions

Improved axial flux shape generator for a quick departure from nucleate boiling test

Karve, A. A., Han, C. & Rizwan-Uddin Jan 1 1998 In : Nuclear Technology. 123, 2, p. 121-129 9 p.

Research output: Contribution to journalArticle

nucleate boiling
Nucleate boiling
generators
Fluxes
constrictions

Probing the order within neonatal heart rate variability

Nelson, J. C., Rizwan-uddin, Griffin, M. P. & Moorman, J. R. Jan 1 1998 In : Pediatric Research. 43, 6, p. 823-831 9 p.

Research output: Contribution to journalArticle

Heart Rate
Neonatal Intensive Care Units
Entropy

Structure and growth of tumors: The effect of cartesian, cylindrical, and spherical geometries

Rizwan-Uddin & Saeed, I. M. Jan 1 1998 In : Annals of the New York Academy of Sciences. 858, p. 127-136 10 p.

Research output: Contribution to journalArticle

Tumors
Geometry
Growth
Neoplasms
Population Dynamics
1997

A multiple-scales systematic theory for the simultaneous homogenization of lattice cells and fuel assemblies

Zhang, H., Rizwan-uddin & Dorning, J. J. 1997 In : Transport Theory and Statistical Physics. 26, 7, p. 765-811 47 p.

Research output: Contribution to journalArticle

Multiple Scales
homogenizing
Homogenization
assemblies
Transport Theory
Integral Method
Partial differential equations
Numerical analysis
Partial differential equation
Mesh

A second-order space and time nodal method for the one-dimensional convection-diffusion equation

Rizwan-Uddin Jan 1 1997 In : Computers and Fluids. 26, 3, p. 233-247 15 p.

Research output: Contribution to journalArticle

Convection

Bubble-bubble interaction for Lagrangian treatment of multi-component flow

Rizwan-Uddin Jan 1 1997 In : Annals of Nuclear Energy. 24, 6, p. 423-438 16 p.

Research output: Contribution to journalArticle

bubble
Liquids
Bubbles (in fluids)
Two phase flow
Mass transfer

Stability analysis of BWR nuclear-coupled thermal-hydraulics using a simple model

Karve, A. A., Uddin, R. & Dorning, J. J. Dec 1 1997 In : Nuclear Engineering and Design. 177, 1-3, p. 155-177 23 p.

Research output: Contribution to journalArticle

boiling water reactors
Boiling water reactors
stability analysis
hydraulics
Hydraulics
reconstruction
1996

Improved axial flux shape generator for quick DNB test

Karve, A. A., Han, C. & Rizwan-uddin 1996 Proceedings of the ASME/JSME International Conference on Nuclear Engineering, ICONE. Rao, A. S., Duffey, R. B. & Elias, D. (eds.). ASME, Vol. 4, p. 711-717 7 p.

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

Nucleate boiling
Fluxes
Pressurized water reactors
1995

Non-linear dynamics of space-independent xenon oscillations

Rizwan-Uddin Jan 1 1995 In : Dynamics and Stability of Systems. 10, 1, p. 33-48 16 p.

Research output: Contribution to journalArticle

Hopf bifurcation
Xenon
Hopf Bifurcation
Nonlinear Dynamics
Oscillation