Top : Science : Technology : Structural Engineering : Earthquake Engineering :
Control
Websites
Washington University structural control for earthquake engineering research projects.
http://wusceel.cive.wustl.edu/quake/
Some base isolation concepts, their research, and example applications.
site exerpt
Base Isolation: Origins and Development In recent years base isolation has become an increasingly applied structural design technique for buildings and bridges in highly seismic areas. Many types of structures have been built using this approach, and many others are in the design phase or...Java-Powered simulation for a SDOF system equipped with a mass damper.
http://www.nd.edu/~quake/java/sin.html
Java-Powered simulation for a SDOF building model equipped with base isolation.
http://www.nd.edu/~quake/java/nonlinear/
Building and Fire Research Laboratory of NIST draft guidelines for testing of base isolation systems.
site exerpt
BFRL Publications analytical tools Publications analytical tools analytical tools Summary of the Structural Performance of Single-Family, Wood-Frame Housing. NISTIR 6224; 168 p. September 1998. Yancey, C. W. C Cheok, G. S Sadek, F Mohraz, B. Building and Fire Research Laboratory National Institute of Standards...SEAINT presented research paper on seismic isolation for free download.
site exerpt
%PDF-1.2 30 0 obj endobj xref 30 34 0000000016 00000 n 0000001027 00000 n 0000001410 00000 n 0000001617 00000 n 0000001745 00000 n 0000001956 00000 n 0000002265 00000 n 0000014078 00000 n 0000014099 00000 n 0000014803 00000 n 0000015022 00000...Proceedings of the 1994 First World Conference on Structural Control and of the two preceding workshops.
site exerpt
Structural Control Research STRUCTURAL CONTROL RESEARCH Fist World Conference on Structural Control, 1994 Proceedings of International Workshop on Structural Control, 1993 Proceedings of the U.S. National Workshop on Structural Control Research, 1990 Julie Young jlyoung@vivian2.usc.edu...Information from Japan's major national research institution carrying out earthquake engineering and structural control research in buildings.
site exerpt
BRI Building Research Institute Please give me the opinion and comment about a homepage to here. web-adm@kenken.go.jp BUILDING RESEARCH INSTITUTE (c) 2002 BRI All Rights Reserved...Research information on semi active vibration control methods and smart damping, magnetorheological, and electrorheological devices.
site exerpt
Structural Dynamics Seismic Response Control Laboratory Duke University Map and directions to the Hudson Engineering Center Map of the Duke Campus An article in the October 2, 2002 issue of ABCNews.com An article in the September 5, 2001 issue of Space.com An article in the 1999-2000 issue of...Takenaka Corporation (Japan) briefs on its development from "Earthquake Resistance" to "Vibration Control".
site exerpt
Structural Control System The most advanced technology for protecting urban functions Overview Structural control technology can be largely divided into the AMD and TMD technology which aim to improve the amenities of skyscrapers during strong winds, and the friction damper and ultralow-yield steel...Department of Civil Engineering presents current structural control projects.
site exerpt
Structural Control Home Page Prof. Paul Roschke Department of Civil Engineering Texas AM University College Station, Texas 77843-3136 U.S.A. 06/11/2005...Department of Civil Engineering, University of Maryland online paper.
site exerpt
Dynamic Analysis of Base-Isolation Highway Bridge N for a three dimensional nonlinear time-history analysis of a 4 span base isolated highway bridge. The bridge model is taken from the text of Priestley et al 1 Figure 1 Elevation View of Four-Span Isolated Bridge Figure 1 is...Taylor Devices, Inc. presents its design application of damping devices.
site exerpt
Taylor Devices, Inc. Seismic Design with Fluid Dampers as Part of a Base Isolation System Behind us is an isolated highway bridge model, using rubber isolation bearings combined with Fluid Viscous Dampers. This research involves collaboration between the University and industry, a process that allows promising new technology to be implemented much more quickly than...Enidine presents energy absorption, shock and vibration isolation and motion control products.
site exerpt
Enidine Incorported, Providing Solutions in Energy Absorption and Vibration Isolation. Incorporated has established an impeccable reputation as a leading manufacturer of energy absorption, vibration isolation and motion control solutions to the Industrial, Aerospace, Rail and Structural Control markets. Over that time, Enidine has grown significantly, established new technologies and gained...Information on one of the earliest attempts to implement both structural and non-structural seismic isolation technique.
site exerpt
Great Kanto Earthquake Imperial Hotel This paper appeared in the Proceedings of the Seventh World Conference on Earthquake Engineering, September 8-13, 1980, Istanbul, Turkey, volume 4. A version of this paper was also published in AIA Journal, June 1980. The photographs are of the salvaged...An intelligent base-isolation system, comprised of low damping isolation bearings and controllable fluid dampers, is studied in this online paper.
http://www.nd.edu/~quake/papers/BASE.2WCSC.html
Earthquake Protection Systems, Inc. presents an overview of its major building projects incorporating seismic isolation devices.
site exerpt
EPS Seismic Isolation of Buildings M seismic isolation of this new building protects the expansive glass exterior walls and the long span roof trusses. Use of Friction PendulumTM bearings, instead of the equivalent rubber bearings, saved 600 tons of structural steel. With over 1.2 million...This project involves a 3-story concrete building and a tower portion extending four more stories which are upgraded with the help of base isolation.
http://www.wai.com/Hart/Pages/proj_base_kerckhoff.html
Earthquake Protection Systems, Inc.: from experience.
site exerpt
EPS Seismic Isolation of the Marina Apartments, San Francisco, California First seismically isolated building in Northern California Friction PendulumTM bearings were used to seismically retrofit this four-story, wood frame building which was severely damaged during the 1989 Loma Prieta Earthquake. In 1990, thirty-one Friction PendulumTM bearings were installed at the...Earthquake Protection Systems presents its major industrial projects incorporating seismic isolation technique.
site exerpt
EPS Seismic Isolation of Industrial Applications M bearings were selected over rubber bearings because they maintain their design properties while fully accommodating the effects of: 35 years of aging in a marine environment; temperatures ranging from 10F to 86F; simultaneous lateral and vertical earthquake motions; and...Mitsubishi Heavy Industries, Ltd. developed the Seismic Isolation System for quayside container cranes.
site exerpt
NEW PRODUCT:Seismic Isoltion System for Mitsubishi Quayside Gantly Crane The earthquake which struck Kobe Japan in 1995 caused serious damages to the container terminal facilities in the Kobe Port dealing a serious blow to the key industry of the city. This raised concerns for the security of container terminals...Research data presented by M.C. Constantinou.
site exerpt
Teflon Sliding Bearing Properties for Base Isolation Systems A project was carried out to study the dynamic behavior of a base isolation system which combines Teflon sliding and Neoprene bearings using the Drexel University shaking table facility. As part of this project, the frictional characteristics of Teflon-steel interfaces...In process of seismic upgrading a high-rise building was placed atop a mechanical system of isolators, sliders and dampers called "base isolation technology".
site exerpt
isolators sliders 1 Reducing the forces transmitted to the building from the ground City Hall has been placed atop a mechanical system of isolators, sliders and dampers called base isolation technology that will dampen the violent movements of the earth during a seismic...Makers of a patented base isolation system for seismic application. Information on the company and the isolation system is provided.
site exerpt
Earthquake Protection and Seismic Damage Prevention Technology from Seismic Shock Control Systems, Inc. Introducing a superior earthquake protection device that isolates up to 30 70% of destructive seismic motion subjected to buildings, bridges and other major structures.The patented and tested Seismic Shock Units utilize a new Base Isolation technology with sliding action allowing...The National Science Foundation program to support research on the relevant fundamental earthquake engineering concepts and mathematical theories.
http://www.eng.nsf.gov/cms/dsc.htm
Research projects related to the earthquake/wind protective building control techniques that are developed at the California State University, Northridge.
site exerpt
Structural Control Research at CSUN The main objective of the research is to evaluate, analytically and experimentally, applicability of a new earthquake protective system called Seismic Soil Isolation. Building Elevation Configuration as a Tool of Structural Control It is quite possible to disperse the seismic...Experiments on a structural beam element to control linear buckling phenomena.
site exerpt
ACTIVE STRUCTURAL ENHANCEMENT RESEARCH Active structural enhancement consists of the use of active control to modify structural behavior. This enhancement can be used to actively stiffen, or strengthen (against Euler buckling) a given structure. Therefore, actively controlled structures can adaptively modify their stiffness properties...