NEHRP Clearinghouse

displaying 51 - 60 results in total 91

• 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

• Symans, M. D.; Constantinou, M. C.
  Development and Experimental Study of Semi-Active Fluid Damping Devices for Seismic Protection of Structures.
  National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., August 3, 1995, 532 p.
  Identifying Number(s): NCEER-95-0011
  Keywords: Fluid damping devices; Dampers; Structural vibration; Earthquake resistance; Seismic waves; Fluid-structure interactions; Structural properties; Fluid flow; Mechanical properties; Vibration damping; Semi-active control; Vibration isolators; Shaking table tests; Control algorithms; Seismic isolation; Vibration control

• Pekcan, G.; Mander, J. B.; Chen, S. S.
  Experimental Performance and Analytical Study of a Non-Ductile Reinforced Concrete Frame Structure Retrofitted with Elastomeric Spring Dampers.
  National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., July 14, 1995, 151 p.
  Identifying Number(s): NCEER-95-0010
  Keywords: Elastomers; Shock absorbers; Earthquake resistant structures; Friction; Reinforced concrete; Viscosity; Dynamic analysis; Spring damper systems; Shear properties; Vibration damping; Compressibility; Structural analysis

• Teran-Gilmore, A.; Bertero, V. V.; Youssef, N.
  Seismic Rehabilitation of Framed Buildings Infilled with Unreinforced Masonry Walls Using Post-Tensioned Steel Braces.
  National Science Foundation, Arlington, VA., June 1995, 283 p.
  Identifying Number(s): UCB/EERC-95/06
  Keywords: Reinforced concrete; Steel structures; Columns (Supports); Vibration damping; Masonry; URM (Unreinforced Masonry); Structural vibration; Beams (Structural); Retrofitting; Bracing; Reinforcing steels; Buildings; Stiffness; EQGM (Earthquake Ground Motion); Earthquake resistance; Dynamic response; Earthquake engineering; Frame structures; Mechanical properties; Dynamic structural analysis

• Valles, R. E.; Reinhorn, A. M.; Kunnath, S. K.; Li, C.; Madan, A.
  IDARC2D Version 4.0: A Computer Program for the Inelastic Damage Analysis of Buildings.
  National Science Foundation, Arlington, VA., June 3, 1996, 351 p.
  Identifying Number(s): NCEER-96-0010
  Keywords: IDARC2D computer program; Framed structures; Columns (Supports); Deformation; Flexibility; Bending; Connectors; Hysteresis; Damage assessment; Computerized simulation; Panels; Vibration damping; Vibration isolators; Nonlinear systems; Structural vibration; Beams (Structural); Earthquake damage; Buildings; Seismic effects; Inelastic stress; Walls; Rigidity; Computer programs; Dynamic structural analysis

• Cheng, F. Y.; Suthiwong, S.
  Active Control for Seismic-Resistant Structures on Embedded Foundation in Layered Half-Space.
  National Science Foundation, Arlington, VA.; National Center for Earthquake Engineering Research, Buffalo, NY., August 1996, 297 p.
  Identifying Number(s): STRUCTURAL SER-96-2
  Keywords: ; Earthquake resistant structures; Algorithms; Mathematical models; Coefficients; Structural design; Dynamic response; Degrees of freedom; Foundations (Structures); Active control; Closed loop systems; Vibration damping; Earthquake engineering; Stiffness; Soil-structure interactions; Excavation; Half spaces; Dynamic structural analysis

• Rao, R. S.; Gergely, P.; White, R. N.
  Retrofit of Non-Ductile Reinforced Concrete Frames Using Friction Dampers.
  National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., December 22, 1995, 187 p.
  Identifying Number(s): NCEER-95-0020
  Keywords: ; Masonry; Seismic design; Friction; Load bearing capacity; Reinforced concrete; Framed structures; Structural vibration; Vibration tests; Time series analysis; Bracing; Earthquake engineering; Vibration damping; Cyclic loads; Vibration isolators; Ducitility; Nonlinear systems; Dynamic structural analysis

• Valles, R. E.; Reinhorn, A. M.
  Evaluation, Prevention and Mitigation of Pounding Effects in Building Structures.
  National Science Foundation, Arlington, VA., February 20, 1997, 278 p.
  Identifying Number(s): NCEER-97-0001
  Keywords: Seismic design; Oscillations; Slamming; Buildings; Earthquake engineering; Vibration damping; Pounding; Building codes

• Earthquake Engineering Research at Berkeley, 1996.
  Applied Technology Council, Berkeley, CA.; Business, Transportation and Housing Agency, Sacramento, CA.; California Seismic Safety Commission, Sacramento.; Federal Emergency Management Agency, Washington, DC., February 1997, 256 p.
  Identifying Number(s): UCB/EERC-96/01
  Keywords: ; Bridges (Structures); Reinforced concrete; Steel structures; Displacement; Soil-structure interactions; Dams; Seismic isolation; Earthquake resistance structures; Vibration damping; Design analysis; Vibration isolators; Ductility; Research projects; Meetings; Design criteria; Steel construction; Tension; Ground motion; Earthquake engineering; Dynamic structural analysis

• Seleemah, A. A.; Constantinou, M. C.
  Investigation of Seismic Response of Buildings with Linear and Nonlinear Fluid Viscous Dampers.
  National Science Foundation, Arlington, VA., May 21, 1997, 314 p.
  Identifying Number(s): NCEER-97-0004
  Keywords: Linear systems; Fluid damping devices; Time series analysis; Structural vibration; Seismic waves; Earthquake resistance; Fluid-structure interactions; Dynamic response; Buildings; Earthquake engineering; Ground motion; Vibration damping; Vibration isolators; Shaking table tests; Viscous dampers; Nonlinear systems; Dynamic structural analysis