PUBLICATIONS:
Mahesh, K., Constantinescu S.G., Apte, S., Iaccarino, G., Ham, F. and Moin, P. (2004) “Large eddy simulation of reacting turbulent flows in complex geometries,” accepted for publication, ASME J. of Applied Mechanics.
Mahesh, K., Constantinescu, S.G. and Moin, P. (2004). “A numerical method for large eddy simulation in complex geometries,” J. Computational Physics, Vol. 197, No. 1, 215-240.
Constantinescu, S.G. and Squires, K.D. (2004). “Numerical investigation of the flow over a sphere in the subcritical and supercritical regimes,” Physics of Fluids, Vol. 16(5), 1449-1467.
Constantinescu, S.G. and Squires, K.D. (2003). “LES and DES investigations of turbulent flow over a sphere at Re=10,000,” Flow, turbulence and combustion ERCOFTAC Journal, Vol. 70, 267-298.
Constantinescu, S.G., Chapelet, M.C., and Squires, K.D. (2003). “Turbulence modeling applied to flow over a sphere,” AIAA Journal, Vol. 41(9), 1733-1743.
Constantinescu, S.G., Pasinato, H., Wang, Y.Q., Forsythe, J.R. and Squires, K.D. (2002). “Numerical investigations of flow past a prolate spheroid,” J. of Fluids Engineering ASME, Vol. 124, No. 4, December, 904-910.
Ansar, M., Nakato, T. and Constantinescu, S.G. (2002). “Numerical simulation of inviscid three-dimensional flows at single and dual pump intakes,” IAHR Journal of Hydraulics Research, Vol. 40, No. 4, 461-470.
Constantinescu, S.G. and Lele, S.K. (2002). “A highly accurate technique for the treatment of flow equations at the polar axis in cylindrical coordinates using series expansions,” J. of Computational Physics, Vol 183, No. 1, 165-186.
Constantinescu, S.G. and Patel, V.C. (2000). “Role of turbulence model in prediction of pump-bay vortices,” Technical Paper, ASCE J. of Hydr. Engrg., Vol. 126, No. 5, May, 387-392.
Rajendran, V., Constantinescu, S.G. and Patel, V.C. (1999). “Experimental validation of a numerical model of flow in pump-intakes bays,” ASCE J. of Hydr. Engrg., Vol. 125, No. 11, November, 1119-1126.
Constantinescu, S.G. and Patel, V.C. (1998). “Numerical model for simulation of pump-intake flow and vortices,” ASCE J. of Hydr. Engrg, Vol. 124, No. 2, February, 123-134.
Sotiropoulos, F and Constantinescu, S.G. (1997). “Pressure-based residual smoothing operators for multistage pseudocompressibility algorithms,” J. of Computational Physics, Vol. 133, 129-145.
Petrescu, V. and Constantinescu, S.G. (1993). “The study of turbulent flows using a modified k-e model,” Scientific Bulletin of the Civil Engineering Institute, Bucharest, Romania, Vol. 36, No. 2, 43-60.
Conference Proceedings
Chang, K.S., Constantinescu, S.G.
and Park, S. (2005),
“Assessment of predictive capabilities of SST
based Detached Eddy Simulation method for incompressible flow over
an open cavity,” 6th Asian Computational Fluid
Dynamics Conference, Taiwan, October 2005. Constantinescu, S.G. (2005), “On the use of eddy resolving techniques to simulate river transport processes and flow around hydraulic structures,” INVITED PAPER, US-China Workshop on Advanced Computational Modeling in Hydroscience and Engineering, University of Mississippi, Oxford, Mississippi, September 2005.
Zeng, J., Constantinescu, S.G. and Weber, L. (2005), “Validation of a computational model to predict suspended and bed load sediment transport and equilibrium bed morphology in open channels,” River and Coastal Estuarine Morphology Conference, University of Illinois, Urbana Champaign, Illinois, October 2005.
Kirkil, G. and Constantinescu, S.G. (2005), “The horseshoe vortex system around a circular bridge pier on a flat bed,” XXXIst International Association Hydraulic Research Congress, Seoul, Korea, September 2005.
Ooi, S.K., Constantinescu, S.G. and Weber, L. (2005), “2D Large Eddy Simulation of lock-exchange gravity current flows,” XXXIst International Association Hydraulic Research Congress, Seoul, Korea, September 2005.
Zeng, J., Constantinescu, S.G. and Weber, L. (2005), “A fully 3D non-hydrostatic models for prediction of flow, sediment transport and bed morphology in open channels,” XXXIst International Association Hydraulic Research Congress, Seoul, Korea, September 2005.
Tokyay, T. and Constantinescu, S.G. (2005), “Coherent structures in pump intake flows: A Large Eddy Simulation study,” XXXIst International Association Hydraulic Research Congress, Seoul, Korea, September 2005.
McCoy, A., Constantinescu, S.G. and Weber, L. (2005), “LES simulation of contaminant removal from the embayment area between two vertical groynes in a channel,” XXXIst International Association Hydraulic Research Congress, Seoul, Korea, September 2005.
Chang, K.S., Constantinescu, S.G. and Park, S. (2005), “Flow and mass exchange processes between a channel and a cavity filled with a neutrally buoyant or a dense miscible contaminant,” XXXIst International Association Hydraulic Research Congress, Seoul, Korea, September 2005.
Constantinescu, S.G. and Koken, M. (2005), “Time-dependent and time-averaged structure of the flow past a surface mounted cylinder,” 4th International Conference on Computational Heat and Mass Transfer, Cachan, France, May 2005.
Chang, K.S., Constantinescu, S.G. and Park, S. (2005), “Influence of inflow conditions on the development of the flow and pollutant transport for the flow past an open cavity,” Proceedings of 4th International Conference on Computational Heat and Mass Transfer, Cachan, France, May 2005.
Strom, K.B., Papanicolaou, A.N. and Constantinescu, S.G. (2005), “Rough wall flow using k-w turbulence model in Fluent,” World Water and Environmental Resources Congress, Alaska, May 2005.
McCoy, A., Constantinescu, S.G. and Weber, L. (2005), “Coherent structures in a channel with groyne fields: A numerical investigation using LES,” World Water and Environmental Resources Congress, Alaska, May 2005.
Tokyay, T. and Constantinescu, S.G. (2005), “Large Eddy Simulation and Reynolds Averaged Navier Stokes Simulations of flow in a realistic pump intake: A validation study,” World Water and Environmental Resources Congress, Alaska, May 2005.
Kirkil, G., Constantinescu, S.G., and Ettema, R. (2005), “The horseshoe vortex system around a circular bridge pier on equilibrium scoured bed,” World Water and Environmental Resources Congress, Alaska, May 2005.
Haque, M.D.., Constantinescu, S.G. and Weber, L. (2005), “Validation of a 3D RANS model to predict flow and stratification effects in river-dam forebays,” World Water and Environmental Resources Congress, Alaska, May 2005.
McCoy, A., Constantinescu, S.G. and Weber, L. (2005), “Coherent structures and mass exchange processes in channel flow with spanwise obstructions,” ERCOFTAC International Symposium on Engineering Turbulence Modeling and Measurements, Sardinia, Italy, May 2005.
Constantinescu, G.C., Ettema, R., Koken, M. and Muste, M. (2004) “LES simulation of unsteady horseshoe vortex system and wake vortices generated by surface mounted cylinders,” Second International Conference on Scour and Erosion, November 14-17, 2004, Singapore.
Apte, S., Mahesh, K., Ham, F., Constantinescu, S.G., and Moin, P. (2003) “Large eddy simulation of multiphase flows in complex combustors,” Computational Methods in Multiphase Flow II, Eds., A.A. Mammoli and C.A. Brebbia, WIT press, U.K.
Mahesh, K., Constantinescu S.G. and Moin, P. (2003) “A numerical method for large eddy simulation in complex geometries”, Invited paper, Second MIT Conference on Computational Fluid and Solid Mechanics, June 17-20 2003, Boston, MA, USA.
Constantinescu, S.G., Mahesh, K., S. Apte, Iaccarino, G. and Moin, P. (2003), “Simulation of turbulent combustion in realistic gas turbine combustors using LES,” Paper GT2003-38356, ASME/IGTI Turbo Expo Conference, Atlanta, GA, June 16-19, 2003.
Constantinescu, S.G., Pacheco, M., Chapelet, M.C., and Squires, K.D. (2002). “Detached eddy simulation of flow past a sphere,” Paper AIAA 2002-0425, 40th AIAA Aerospace Sciences Meeting and Exhibit, January 2002, Reno, NV, USA.
Constantinescu, S.G., Pasinato, H., Wang, Y.Q., and Squires, K.D. (2002). “Numerical investigation of flow past a prolate spheroid,” Paper AIAA 2002-0588, 40th AIAA Aerospace Sciences Meeting and Exhibit, January 2002, Reno, NV, USA.
Constantinescu, S.G. and Lele, S.K. (2001). “Large eddy simulation of a near sonic turbulent jet and its radiated noise,” Paper AIAA 2001-0376, 39th AIAA Aerospace Sciences Meeting and Exhibit, January 2001, Reno, NV, USA.
Constantinescu, S.G. and Squires, K.D. (2000). “Role of turbulence model in prediction of turbulent flow over a sphere,” Paper FEDSM2000-11217, ASME Fluids Engineering Division Summer Meeting, June 2000, Boston, MA, USA.
Constantinescu, S.G. and Squires, K.D. (2000). “LES and DES investigations of turbulent flow over a sphere,” Paper AIAA 2000-0540, 38th AIAA Aerospace Sciences Meeting and Exhibit, January 2000, Reno, NV, USA.
Constantinescu, S.G. and Patel, V.C. (1998). “Three-dimensional numerical model of pump-intake flow and vortices,” Proceedings of the Third International Conference: Hydroinformatics 98, Editors Babovic, V and Larsen, L., 61-68, Danish Hydraulic Institute, August 1998, Copenhagen, Denmark.
Constantinescu, S.G. and Patel, V.C. (1998). “Role of turbulence model in prediction of pump-intake vortices,” Paper FEDSM98-5003, ASME Fluids Engineering Division Summer Meeting, June 1998, Washington, D.C., USA.
Rajendran, V., Constantinescu, S.G. and Patel, V.C. (1998). “Experiments on flow in a model water-pump intake sump to validate a numerical model,” Paper FEDSM98-5098, ASME Fluids Engineering Division Summer Meeting, June 1998, Washington, D.C., USA.
Constantinescu, S.G. and Patel, V.C. (1997). “Influence of approach flow nonuniformity on vortices at a pump intake,” Proceedings of the XXVIIth IAHR Congress, August 1997, San Francisco, California, USA
Constantinescu, S.G., Patel, V.C., Ansar, M. and Nakato, T. (1997). “A numerical-simulation code for pump-bay design,” International Power Generation Conference, November 1997, Denver, Colorado, USA.
Ansar, M., Constantinescu, S.G., Nakato, T. and Patel, V.C. (1997). “Numerical simulation of three-dimensional pump-approach flow distributions at a two-pump intake,” Proceedings of the Symposium St-Venant, Ecole Nationale des Ponts et Chaussees, August 1997, Paris, France.
Sotiropoulos, F and Constantinescu, S.G. (1996). “Pressure-based residual smoothing operators for multistage pseudocompressibility algorithms,” Proceedings of the ASME Fluids Engineering Division Summer Meeting, San Diego, California, USA.
Iamandi, C, Petrescu, V. and Constantinescu, S.G. (1994). “The influence of the bar shape of a trash rack on the ice particle trajectory,” Proceedings of the International Conference on Development and Commercial Utilization of Technologies in Polar Regions, Lulea, Sweden, 305-315.
Reports
Tokyay, T and Constantinescu, S.G. (2005), “Investigation of flow physics of pump intake flows using Large Eddy Simulation” IIHR Limited Distribution Report No. , IIHR Hydroscience and Engineering, The University of Iowa, Iowa City, IA.
Weber, L.J., Constantinescu, S.G., Haque, Md and Ooi, S.K. (2004), “McNary Dam forebay temperature improvements – computational fluid dynamics study,” IIHR Limited Distribution Report No. , IIHR Hydroscience and Engineering, The University of Iowa, Iowa City, IA.
Ham, F., Apte, S., Iaccarino, G., Wu, X., Hermann, S., Constantinescu, S.G., Mahesh, K., and Moin, P. (2003). “Unstructered LES of reacting multiphase flows in realistic gas-turbine combustors,” Annual Research Briefs 2003, Center for Turbulence Research, Stanford, CA.
Haselbacher, A., Moser, R.D., Constantinescu, S.G. and Mahesh, K. (2002). “Toward optimal large eddy simulation on unstructured meshes,” Proceedings of the 2002 Summer Program, Center for Turbulence Research, Stanford, CA.
Benhamadouche, S., Mahesh, K. and Constantinescu, S.G. (2002). “Collocated finite volume schemes for large eddy simulation on unstructured meshes,” Proceedings of the 2002 Summer Program, Center for Turbulence Research, Stanford, CA.
Mahesh, K., Constantinescu, S.G., Apte, S., Iaccarino, G., F. Ham, and Moin, P. (2002). “Progress toward large eddy simulation of turbulent reacting and non-reacting flows in complex geometries,” Annual Research Briefs 2002, Center for Turbulence Research, Stanford, CA.
Mahesh, K., Constantinescu, S.G., Apte, S., Iaccarino, G., and Moin, P. (2001). “Large eddy simulation of gas turbine combustors,” Annual Research Briefs 2001, Center for Turbulence Research, Stanford, CA.
Mahesh, K., Constantinescu, S.G. and Moin, P. (2000). “Large eddy simulation of gas turbine combustors,” Annual Research Briefs 2000, Center for Turbulence Research, Stanford, CA.
Constantinescu, S.G. and Lele, S.K. (2000). “LES of a near subsonic jet and its radiated noise,” Annual Research Briefs 2000, Center for Turbulence Research, Stanford, CA.
Constantinescu, S.G. and Patel, V.C. (1998). “Numerical simulation of flow through pump-intakes using near-wall turbulence model,” IIHR Report No. 394, Iowa Inst. of Hydr. Research, The University of Iowa, Iowa City, Iowa 52242.
Constantinescu, S.G., Patel, V.C., Ansar, M., Nakato, T. (1997). “Computational fluid dynamics model for pump-intake flow and User’ Guide,” IIHR Report No. 387, Iowa Inst. of Hydr. Research, The University of Iowa, Iowa City, Iowa 52242.
Sotiropoulos, F, Constantinescu, S.G., and Patel, V.C. (1996). “Prospects for numerical simulation of flow in pump intakes,” IIHR Report No. 244, Iowa Inst. of Hydr. Research, The University of Iowa, Iowa City, Iowa, USA.
Abstracts, Posters and Presentations
Chang, K.S., Constantinescu, S.G. and Park, S. (2005), “Influence of Richardson number on the ejection of a miscible contaminant from a rectangular cavity by an incoming turbulent overflow,” 58th Meeting of the American Physical Society, Division of Fluid Dynamics, Chicago, IL, November, 2005.
Ooi, S.K., Constantinescu, S.G. and Weber, L. (2005), “Large Eddy Simulation study of the development of finite channel lock-release currents at high Grashof numbers,” 58th Meeting of the American Physical Society, Division of Fluid Dynamics, Chicago, IL, November, 2005.
Haque, M.D., Constantinescu, S.G. and Weber, L. (2005), “Prediction of hydrodynamics and temperature stratification effects at large hydropower dams using Fluent,” 2005 North American Fluent CFD Summit, Dearborn, MI, June 7-9, 2005.
Kirkil, G. and Constantinescu, S.G. (2005), “The structure of the horseshoe vortex system around a circular bridge pier at equilibrium scour conditions,” University of Iowa College of Engineering Research Open House, April 7, 2005.
Ooi, S.K., Constantinescu, S.G. and Weber, L. (2005), “Numerical simulation of density driven gravity currents,” University of Iowa College of Engineering Research Open House, April 7, 2005.
Tokyay, T. and Constantinescu, S.G. (2005), “Comparison of predictive abilities of Large Eddy Simulation and Reynolds Averaged Navier Stokes models for pump intake flows,” University of Iowa College of Engineering Research Open House, April 7, 2005.
McCoy, A., Constantinescu, S.G. and Weber, L. (2005), “Pollutant transport in a channel with groyne fields,” University of Iowa College of Engineering Research Open House, April 7, 2005.
Constantinescu, G.S., Krajewski, W., Kruger, A., Ciach, G., Tokyay, T.E., and Ozdemir, C. (2005), “Wind effects on rain gauge measurement: A new approach to an old problem,” European Geosciences Union, General Assembly Meeting, Vienna, Austria, April 2005.
McCoy, A., Constantinescu, S.G. and Weber, L. (2004), “Flow and mass exchange processes in channel flow with spanwise obstructions,” 57th Meeting of the American Physical Society, Division of Fluid Dynamics, Seattle, WA, November, 2004.
Constantinescu, S.G. and Mete, K. (2004), “Large Eddy Simulation study of horseshoe vortex system and wake for flow past a surface mounted cylinder,” 57th Meeting of the American Physical Society, Division of Fluid Dynamics, Seattle, WA, November, 2004.
Weber, L., Constantinescu, S.G., McConville, M.T., Haque, M. and Ooi, S.K. (2004), “CFD simulations of flow and thermal stratification effects in large rivers and lakes,” HydroVision 2004 Conference, Montreal, CA, July, 2004.
S. Apte, Mahesh, K., Iaccarino, G., Constantinescu, S.G., Ham, F., and Moin, P. (2003), “LES of reacting multiphase flows in complex combustors geometries,” 56th Meeting of the American Physical Society, Division of Fluid Dynamics, New Jersey, NJ, November, 2003.
Moin, P., Constantinescu, S.G., Mahesh, K., Apte, S., Iaccarino, G. and Ham, F. (2003), “Progress in the development and validation of the unstructured multi-phase Large Eddy Simulation code (CDP) for simulation of reacting and non-reacting flows,” Thermal and Fluid Sciences Affiliates and Sponsors Conference, Stanford University, February 5-6, 2003.
Constantinescu, S.G., Mahesh, K., S. Apte, Iaccarino, G. and Moin, P. (2002), “A new paradigm for simulation of turbulent combustion in realistic gas turbine combustors using LES,” 55th Meeting of the American Physical Society, Division of Fluid Dynamics, Dallas, TX, November, 2002.
Constantinescu, S.G., Mahesh, K., Apte, S., Iaccarino, G. and Moin, P. (2002), “Progress in validation of a general LES solver for reacting and non-reacting flows on unstructured grids,” Thermal and Fluid Sciences Affiliates and Sponsors Conference, Stanford University, February 7-8, 2002.
Mahesh, K., Constantinescu, S.G., Iaccarino, G. and Moin, P. (2001), “Simulating turbulent flows in complex geometries,” 54th Meeting of the American Physical Society, Division of Fluid Dynamics, San Diego, CA, November 20-22, 2001.
Constantinescu, S.G., Mahesh, K., Iaccarino, G., Apte, S. and Moin, P. (2001), “Simulation of the PW6000 combustor using an unstructured LES code,” ASCI Poster Session, 54th Meeting of the American Physical Society, Division of Fluid Dynamics, San Diego, CA, November 20-22, 2001.
Mahesh, K., Constantinescu, S.G., Apte, S. and Moin, P. (2001), “LES on unstructured grids in complex geometries,” ASCI Poster Session, 54th Meeting of the American Physical Society, Division of Fluid Dynamics, San Diego, CA, November 20-22, 2001.
Constantinescu, S.G., Mahesh, K., Apte, S. and Moin, P. (2001), “Unstructured LES code for simulation of reactive flows in complex geometries,” Thermal and Fluid Sciences Affiliates and Sponsors Conference, Stanford University, February 7-9, 2001.
Constantinescu, S.G. and Lele, S.K. (2000). “A new method for accurate treatment of flow equations in cylindrical coordinates using series expansions at the polar axis,” 53nd Meeting of the American Physical Society, Division of Fluid Dynamics, Washington D.C, November 19-21, 2000.
Constantinescu, S.G. and Squires, K.D. (1999). “On the role of the turbulence model in predicting vortex shedding behind a sphere,” Bulletin of the American Physical Society, Vol. 44, No. 8, 131.
Constantinescu, S.G. and Squires, K.D. (1999). “High Reynolds number turbulent flow around spheres,” 52nd Meeting of the American Physical Society, Division of Fluid Dynamics, New Orleans, Louisiana, November 21-23, 1999.
Constantinescu, S.G., Squires, K.D. and Spalart, P.R. (1999). “Prediction of the turbulent flow over a sphere,” Fifteenth Arizona Fluids Mechanics Conference, April 23-24, 1999.
SeminarsConstantinescu, S.G. (2004). “Computational Fluid Dynamics applications for environmental flows,” Department of Civil Engineering, University of Iowa, Undergraduate Professional Seminar, January, 2004.
Constantinescu, S.G. (2003). “A multiphysics multiphase LES code on unstructured meshes for reacting and non-reacting turbulent flows in complex geometries,” Department of Mechanical Engineering, University of Iowa, October, 2003.
Constantinescu, S.G. (2003). “A multiphysics multiphase LES code on unstructured meshes for reacting and non-reacting turbulent flows in complex geometries,” Department of Mechanical Engineering, Virginia Tech University, April, 2003.
Constantinescu, S.G. (2003). “A multiphysics LES code on unstructured meshes for single and two-phase turbulent flows in complex geometries,” Department of Civil and Environmental Engineering, Louisiana State University, March, 2003.
Constantinescu, S.G. (2003). “A multiphysics LES code on unstructured meshes for single and two-phase turbulent flows in complex geometries,” Department of Civil and Environmental Engineering, University of South Florida, March, 2003.
Constantinescu, S.G. (2003). “A multiphysics LES code on unstructured meshes for single and two-phase flows in complex geometries,” Department o Civil Engineering, Clemson University, February, 2003.
Constantinescu, S.G. (2003). “A multiphysics LES code on unstructured meshes for reacting and non-reacting turbulent flows in complex geometries,” Department of Mechanical Engineering, University of Toronto, February, 2003.
Constantinescu, S.G. (2002). “A multiphysics LES code on unstructured meshes for turbulent flows in complex geometries,” Department of Civil Engineering, University of Mississippi, October, 2002.
Constantinescu, S.G. (2002). “Progress toward the development of an LES code on unstructured meshes for turbulent flows in complex geometries,” Department of Civil and Environmental Engineering, Rice University, TX, March, 2002.
Constantinescu, S.G. (2002). “Progress toward the development of an LES code on unstructured meshes for turbulent flows in complex geometries,” Department of Mechanical and Aerospace Engineering, University of Missouri Columbia, March, 2002.
Constantinescu, S.G. (2001). “Comparative study of the predictive abilities of LES, DES and time-accurate RANS models for separated flows,” Department of Civil and Environmental Engineering, University of California Davis, CA, April, 2001.
Constantinescu, S.G. (2001). “Parallel computations of complex turbulent flows using a finite-volume method on unstructured meshes,” Department of Architecture and Civil Engineering, Drexel University, CA, March, 2001.
Constantinescu, S.G., Mahesh, K. and Iaccarino G. (2001), “Progress in the unstructured LES combustor code”, ASCI seminar, Center for Integrated Turbulence Simulations, Stanford University, CA, January, 2001.
Constantinescu, S.G. (1999). “Detached eddy simulation predictions of flow past spheres,” Center for Turbulence Research, Stanford University, CA, November, 1999.
Constantinescu, S.G. (1999). “Influence of upstream conditions and bay design on the formation of free surface and subsurface vortices at pump intakes,” Center for Environmental Fluid Dynamics, Arizona State University, AZ, September, 1999.
Constantinescu, S.G. (1997). “Numerical investigation of pump-bay flows and vortices,” International Center for Computational Hydraulics, Danish Hydraulics Institute, Denmark, November, 1997.
|