NEHRP Clearinghouse

displaying 1 - 10 results in total 10

  • Muleski, G. E.; Ariman, T.; Aumen, C. P.
    A Shell Model of a Buried Pipe in a Seismic Environment.
    National Science Foundation, Washington, DC. Engineering and Applied Science., October 1978, 40 p.
    Identifying Number(s): TR-2
    Keywords: Seismic waves; Earth movements; Cylindrical shells; Dynamic response; Ground motion; Earthquake engineering; Viscoelasticity; Underground structures; Pipelines; Earthquakes; Dynamic structural analysis

  • Gyebi, O. K.; Dasgupta, G.
    Finite Element Formulation for Nonlinear Viscoplastic Material Using a Q-Model.
    National Science Foundation, Washington, DC., November 2, 1987, 162 p.
    Identifying Number(s): NCEER-87-0005
    Keywords: Rheology; Computer program; Plastic properties; Earthquake engineering; Soil dynamics; Viscoplasticity; Soil structure interactions; Blast effects; Viscoelasticity

  • Ahmad, S.; Israil, A. S. M.
    Dynamic Compliance of Vertically Loaded Strip Foundations in Multilayered Viscoelastic Soils.
    National Science Foundation, Washington, DC., June 17, 1988, 53 p.
    Identifying Number(s): NCEER-88-0017
    Keywords: ; Graphs (Charts); Earthquake engineering; Soil dynamics; Soil properties; Soil structure; Rigid foundations; Soil mechanics; Viscoelasticity; Dynamic structural analysis

  • Lin, R. C.; Liang, Z.; Soong, T. T.; Zhang, R. H.
    Experimental Study of Seismic Structural Response with Added Viscoelastic Dampers.
    National Science Foundation, Washington, DC., June 30, 1988, 78 p.
    Identifying Number(s): NCEER-88-0018
    Keywords: ; Earthquake resistant structures; Vibration; Damping; Graphs (Charts); Dynamic response; Ground motion; Mechanical properties; Loads (Forces); Seismic effects; Viscoelasticity; Dynamic structural analysis

  • El-Aidi, B.
    Nonlinear Earthquake Response of Concrete Gravity Dam Systems.
    National Science Foundation, Washington, DC., August 21, 1988, 202 p.
    Identifying Number(s): EERL-88-02
    Keywords: ; Cracking (Fracturing); Mathematical models; Gravity dams; Viscoelasticity; Cavitation; Concrete structures; Tensile stress; Response; Displacement; Rigid foundations; Earthquakes

  • HoLung, J. A.
    Effects of Protective Cushion and Soil Compliancy on the Response of Equipment within a Seismically Excited Building.
    National Science Foundation, Washington, DC., February 16, 1989, 74 p.
    Identifying Number(s): NCEER-89-0001
    Keywords: Protectors; Random processes; Secondary systems; Cushions; Buildings; Earthquake engineering; Soil compliancy; Soil structure interactions; Equipment; Seismic effects; Viscoelasticity

  • Chang, K. C.; Soong, T. T.; Oh, S. T.; Lai, M. L.
    Seismic Response of a 2/5 Scale Steel Structure with Added Viscoelastic Dampers.
    National Science Foundation, Washington, DC., May 17, 1991, 80 p.
    Identifying Number(s): NCEER-91-0012
    Keywords: ; Dynamic loads; Deformation; Seismic waves; Steel structures; Temperature; Loads (Forces); Mathematical models; Viscoelasticity; Vibration damping; Earthquake resistant structures; Structural vibration; Seismic effects; Model tests; Dynamic response; Ground motion; Earthquake engineering; Mechanical properties; Dynamic structural analysis

  • Chang, K. C.; Lai, M. L.; Soong, T. T.; Hao, D. S.; Yeh, Y. C.
    Seismic Behavior and Design Guidelines for Steel Frame Structures with Added Viscoelastic Dampers.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., May 1, 1993, 138 p.
    Identifying Number(s): NCEER-93-0009
    Keywords: ; Seismic design; Steel structures; Damping; Buildings; Earthquake engineering; Tests; Viscoelasticity

  • Gavin, H. P.; Hanson, R. D.
    Electrorheological Dampers for Structural Vibration Suppression.
    National Science Foundation, Arlington, VA., August 14, 1995, 210 p.
    Identifying Number(s): UMCEE-94-35
    Keywords: Rheology; Earthquake resistant structures; Structural vibration; Mathematical models; Viscous damping; Dynamic response; Actuators; Earthquake engineering; Electrorheological materials; Poiseuille flow; Vibration damping; Stress analysis; Vibration isolators; Ducted flow; Viscoelasticity

  • Sadek, F.; Mohraz, B.; Taylor, A. W.; Chung, R. M.
    Passive Energy Dissipation Devices for Seismic Applications.
    November 1996, 66 p.
    Identifying Number(s): NISTIR-5923
    Keywords: ; Vibration control; Performance evaluation; Vibration damping; Design analysis; Tuning; Viscosity; Structural vibration; Dampers; Seismic effects; Shape memory alloys; Friction; Earthquake resistance; Degrees of freedom; Ground motion; Earthquake engineering; Energy dissipation; Passive systems; Structural response; Viscoelasticity; Dynamic structural analysis