Results 101 to 110 of about 3,575 (176)

Characterization of Behavior of Steel-Concrete Composite Members and Frames with Applications for Design [PDF]

open access: yes, 2014
Steel-concrete composite frames are seeing increased use in practice. Their excellent structural characteristics, including high strength, stiffness, and ductility, make them an appealing option for many building configurations. However, there exist gaps
Denavit, Mark D., Hajjar, Jerome F.
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Shear Behavior and Capacity of Large-Scale Prestressed High-Strength Concrete Bulb-Tee Girders

open access: yes, 2007
The current shear design provisions of the AASHTO LRFD Bridge Design Specifications limit the concrete compressive strength to 10 ksi due to a lack of experimental evidence for their extension to high strength concrete.
Sun, Shaoyun   +2 more
core  

Structural Health Monitoring Using Smart Sensors

open access: yes, 2008
Industrialized nations have a huge investment in the pervasive civil infrastructure on which our lives rely. To properly manage this infrastructure, its condition or serviceability should be reliably assessed.
Spencer, Billie F., Jr.   +1 more
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La enseñanza de la traducción y la teoría autoritaria de Peter Newmark

open access: yes, 1991
La teoría de la traducción elaborada en los años 80 por el británico Peter Newmark ha tenido un impacto importante en la formación de traductores no solo en Gran Bretaña sino también en España.
Pym, Anthony
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SIMULATION ACCURACY STUDY ON THE STRENGTH TEST OF SEATBELTS ANCHORAGES BASED ON LS-DYNA

open access: yesJixie qiangdu, 2015
As to the strength test of seatbelts anchorages which is a quasi-static problem,through comparative analysis of central difference method( explicit integration) and Newmark method( implicit integration) in elastodynamics,this paper used explicit solution
ZHENG SongLin   +3 more
doaj  

Seismic Loss Assessment and Mitigation for Critical Urban Infrastructure Systems

open access: yes, 2008
Transportation and utility networks (e.g., water delivery, power, and oil systems) are essential in the support of all economic and social activity of an industrialized region.
Kim, Young-Suk   +2 more
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Evaluation of Seismic Displacements of Quay Walls Using Newmark Sliding Block Method

open access: yes, 2004
지진시 중력식 안벽에 작용하는 동적작용력의 크기는 배면지반내에 발생하는 과잉간극수압의 크기에 따라 민감하게 변화한다. 본 연구에서는 지진시 발생 과잉간극수압에 따른 벽체 작용력의 변화를 고려하여 중력식 안벽의 지진변위를 산정할 수 있는 새로운 변위모델을 제안하였다. 이 모델은 기본적으로 Newmark 강성블럭 해석개념을 이용하며, 벽체 작용력의 크기 변화를 항복가속도 크기 변화와 연계하여 산정한다. 개발된 모델은 변수연구와 1g 진동대 실험을 수행하여
정충기   +3 more
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Earthquake-induced Landslides Behavior Simulation Using Numerical Model

open access: yes, 2013
摘要 台灣位於歐亞板塊及菲律賓板塊交界處,板塊互相擠壓造成地盤抬升速度較快,使得台灣地區山多且陡,又因氣候多雨且板塊運動造成地震頻繁,使得邊坡滑動的情形層出不窮,加上台灣地區人口密度高,在土地資源不足的情況下於是往山區發展,因此邊坡滑動往往造成人員及財產上的損失。有鑑於此,若能模擬出邊坡滑動的影響範圍,則可事前預知及防止災害發生。 本研究利用數值方法,包括Newmark 法及有限元素法的數值軟體來模擬由地震力引致的邊坡滑動情形,希望能夠建立一套適合應用於邊坡滑動的數值模擬模式,以計算邊坡滑動的臨界加速度、
Lin, Yam-chih, 林彥志
core  

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