NEHRP Clearinghouse
displaying 971 - 980 results in total 2187
Moore, G. B.; Yin, R. K.
Innovations in Earthquake and Natural Hazards Research: Three Additional Examples.
National Science Foundation, Washington, DC., April 1985, 61 p.
Keywords: Mapping; Flood damage; Disasters; Risk; Hazards; EarthquakesHu, Y.
Input Identification from Structural Vibrational Response.
National Science Foundation, Washington, DC., August 1980, 90 p.
Identifying Number(s): UCB/EERC-80/26
Keywords: Structures; Mechanical hysteresis; Mathematical models; Rigid frames; Dynamic response; Frequency response; Earthquake engineering; Earthquakes; Dynamic structural analysisInstalling Seismic Restraints for Duct and Pipe.
January 2004, 91 p.
Identifying Number(s): FEMA-414
Keywords: Seismic design; Electrical equipment; Seismic restraint devices; Pipes; Earthquake engineering; Configurations; Fasteners; Buildings; Ducts; Anchors; Restraints; Structural analysisInstalling Seismic Restraints for Electrical Equipment.
January 2004, 93 p.
Identifying Number(s): FEMA-413
Keywords: ; Seismic design; Electrical equipment; Damage; Buildings; Earthquake engineering; Safety; Anchors; Building codes; RestraintsInstalling Seismic Restraints for Mechanical Equipment.
Federal Emergency Management Agency, Washington, DC., December 2002, 84 p.
Identifying Number(s): FEMA-412
Keywords: Installation; Damage; Mechanical equipment; Seismic restraint devices; Configurations; Earthquake engineering; Fasteners; Anchors; Seismic effects; Restraints; Building codesYang, J. N.; Akbarpour, A.; Ghaemmaghami, P.
Instantaneous Optimal Control Laws for Tall Buildings Under Seismic Excitations.
National Science Foundation, Washington, DC., June 10, 1987, 108 p.
Identifying Number(s): NCEER-87-0007
Keywords: ; Seismic design; Algorithms; Buildings; Earthquake engineering; Optimal control; Open loop systemsYang, J. N.; Li, Z.
Instantaneous Optimal Control for Linear, Nonlinear and Hysteretic Structures - Stable Controllers.
National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., November 15, 1991, 57 p.
Keywords: ; Seismic waves; Matrices (Mathematics); Algorithms; Controllers; Mathematical models; Lyapunov functions; Dynamic response; Earthquake engineering; Vibration damping; Vibration isolators; Nonlinear systemsYang, J. N.; Li, Z.
Instantaneous Optimal Control with Acceleration and Velocity Feedback.
National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., June 29, 1990, 56 p.
Keywords: Numerical analysis; Seismic waves; Feedback control; Earth movements; Displacement; Mathematical models; Vibration damping; Stochastic processes; Earthquake resistant structures; Structural vibration; Active control; Acceleration (Physics); Floors; Control equipment; Earthquake resistance; Dynamic response; Earthquake engineering; Velocity measurement; Dynamic structural analysisYegian, M. K.; Marciano, E. A.; Ghahraman, V. G.
Integrated Seismic Risk Analysis for Earth Dams.
National Science Foundation, Washington, DC., December 1988, 147 p.
Identifying Number(s): CE-88-15
Keywords: Probability theory; Seismic design; Damage; Risk analysis; Seismic risk; Earthquake engineering; Soil dynamics; Earth dams; Computer programs; UncertaintyBritz, K. I.; Libby, L.; Hadinata, D.
Integration of Seismic Design Principles into Preliminary Architectural Design.
National Science Foundation, Washington, DC., June 1981, 87 p.
Keywords: Seismic design; Earthquake resistant structures; Architects; Seismic risk; Structural design; Design standards; Earthquake engineering; Eastern Region (United States); Building codes; Attitude surveys; Design criteria; Dynamic structural analysis