Wind Engineering and Experimental Aerodynamics

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WEEA Program

Aerospace Eng. Dept

2271 Howe Hall, Rm 1200

Iowa State University

Ames, IA 50011-2271 U.S.A.

aere-weea@iastate.edu

 

Tornado Cell3DOF Vibration RigAABL Wind TunnelTornado SimulatorDowndraft

College of Engineering

Iowa State University

 

 

 

Publications

Aeroelasticity

  1. Gan Chowdhury, A. and Sarkar, P.P. (2004). "Identification of Eighteen Flutter Derivatives of an Airfoil and a Bridge Deck," International Journal of Wind and Structures, Vol. 7, No. 3 (scheduled for publication in May 2004).

  2. Gan Chowdhury, A. and Sarkar, P.P. (2003). "A New Technique for Identification of Eighteen Flutter Derivatives using a Three-Degree-of-Freedom Section Model," Engineering Structures, The Journal of Earthquake, Wind and Ocean Engineering, 25, pp. 1763-1772.

  3. Balasubramanian, S., Haan, Jr., F.L., Szewczyk, A.A., Skop, R.A. (2001). "An Experimental Investigation of the Vortex-Excited Vibrations of Pivoted Tapered Cylinders in Uniform and Shear Flow." Journal of Wind Engineering and Industrial Aerodynamics, v. 89, n. 9 (2001) 757-784.

  4. Balasubramanian, S., Skop, R.A., Haan, Jr., F.L., Szewczyk, A.A. (2000). "Vortex-excited vibrations of uniform pivoted cylinders in shear flow." Journal of Fluids and Structures, v. 14, n. 1 65-85.

  5. Pulipaka, N., Sarkar, P.P. and McDonald, J.R. (1998). "On Galloping Vibration of Traffic Signal Structures," Journal of Wind Engineering and Industrial Aerodynamics Vols. 77-78, pp. 327-336.

  6. Balasubramanian, S., Haan, Jr., F.L., Szewczyk, A.A., Skop, R.A. (1998). "On the Existence of a Critical Shear Parameter for Cellular Vortex Shedding From Cylinders in Nonuniform Flow." Journal of Fluids and Structures, v. 12, n. 1 3-15.

  7. Gupta, H., Sarkar, P.P. and Mehta, K.C. (1996). "Identification of Vortex-Induced Response Parameters in Time Domain," Journal of Engineering Mechanics, ASCE, Vol. 122, No. 11.

  8. Jones, N.P., Scanlan, R.H., Sarkar, P.P. and Singh, L. (1995). "The Effect of Section Model Details on Aeroelastic Parameters," Journal of Wind Engineering and Industrial Aerodynamics, Vols. 54-55, pp. 45-53.

  9. Sarkar, P.P., Jones, N.P. and Scanlan, R.H. (1994). "Identification of Aeroelastic Parameters of Flexible Bridges," Journal of Engineering Mechanics, ASCE, Vol. 120, No. 8.

  10. Sarkar, P.P., Jones, N.P. and Scanlan, R.H. (1992). "System Identification for Estimation of Flutter Derivatives", Journal of Wind Engineering and Industrial Aerodynamics, 41-44, pp. 1243-1254.

  11. Tsiatas, G. and Sarkar, P.P. (1988). "Motion Stability of Long-Span Bridges under Gusty Winds," Journal of Engineering Mechanics, ASCE, Vol. 114, No. 2.

 

Wind Tunnel Testing

  1. Sarkar, P.P., Gan Chowdhury, A. and Gardner, T.B. (2004). "A Novel Elastic Suspension system for Wind Tunnel Section Model Studies," Journal of Wind Engineering and Industrial Aerodynamics, Vol. 92, pp. 23-40.

  2. Kareem, A., Yalla, S., Kabat, S., Haan, Jr., F.L., "Dynamic Load Simulator: Development of a Prototype," ASCE Journal of Engineering Mechanics, v. 127, n. 12 (2001) 1310-1315.

  3. Letchford, C. W. and Sarkar, P.P. (2000). "Mean and Fluctuating Wind Loads on Rough and Smooth Parabolic Domes," Journal of Wind Engineering and Industrial Aerodynamics, Vol. 88, pp. 101-117.

  4. Banks, D., Meroney, R.N., Sarkar, P.P., Zhao, Z. and Wu, W. (2000). "Flow Visualization of Conical Vortices on Flat Roofs with Simultaneous Surface Pressure Measurement," Journal of Wind Engineering and Industrial Aerodynamics, Vol. 84, pp. 65-85.

  5. Kareem, A., Kabat, S., Haan, F.L. (1998). "Aerodynamics of Nanjing Tower: A Case Study." Journal of Wind Engineering and Industrial Aerodynamics, v. 77-78, 725-739.
  6. Haan, Jr., F.L., Kareem, A., Szewczyk, A.A. (1998). "The effects of turbulence on the pressure distribution around a rectangular prism." Journal of Wind Engineering and Industrial Aerodynamics, v. 77-78, 381-392.

Comparison: Wind Tunnel and CFD

  1. Meroney, R. N., Letchford, C.W. and Sarkar, P.P. (2002). "Comparison of Numerical and Wind Tunnel Simulation of Wind Loads on Smooth, Rough and Dual Domes Immersed in a Boundary Layer," International Journal of Wind and Structures, Vol. 5, No. 2-4, pp. 347-358.

Full-Scale Measurements

  1. Zhao, Z., Sarkar, P.P. and Mehta, K.C. and Wu, F. (2002). "Wind-Flow Characteristics and their Loading Effects on Flat Roofs of Low-Rise Buildings," International Journal of Wind and Structures, Vol. 5, No. 1, pp. 25-48.

  2. Wu, F., Sarkar, P.P. and Mehta, K.C. (2001). "Full-Scale Study of Conical Vortices and Roof Corner Pressures," International Journal of Wind and Structures, Vol. 4, No. 2, pp. 131-146.

  3. Wu, F., Sarkar, P.P. Mehta, K.C. and Zhao, Z. (2001). "Influence of Incident Wind Turbulence on Pressure Fluctuations near Flat-Roof Corners," Journal of Wind Engineering and Industrial Aerodynamics, Vol. 89, pp. 403-420.

  4. Sarkar, P.P., Mehta, K.C., Peterson, R.E. and McDonald, J.R. (1998). "The Texas Tech Project for Dissemination of Wind Engineering Research and Curriculum via Electronic Media," Journal of Wind Engineering and Industrial Aerodynamics, Vols. 77-78, pp. 663-672.

  5. Sarkar, P.P., Zhao, Z. and Mehta, K.C. (1997). "Flow Visualization and Measurement on the Roof of the Texas Tech Building," Journal of Wind Engineering and Industrial Aerodynamics, Vols. 69-71, pp. 597-606.

  6. McDonald, J.R., Sarkar, P.P. and Gupta, H. (1997). "Wind-Induced Loads on Metal Edge Flashings," Journal of Wind Engineering and Industrial Aerodynamics, Vol. 72, pp. 367-377.

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Curriculum Development

  1. Sarkar, P.P. and Mehta, K.C. (1997). "Educational Modules on Wind Engineering," Multimedia CD-ROM, Texas Tech University, August 1997.

Proceedings (Ed)

  1. Sarkar, P.P. (2002). "Proceedings of the Third U.S.-Japan Workshop on Wind Engineering, UJNR Panel on Wind and Seismic Effects," Seattle, October 2-5, 2002, edited by Partha P. Sarkar.