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Stress-Strain Relations for Cracked Tensile Concrete from RC Beam Tests
Publisher: American Society of Civil Engineers
Abstract: A method for determining the stress-strain relations for concrete form short-term flexural tests of reinforced concrete members is proposed. The method is based on the smeared crack approach. Average stress-strain relations ...
Active Control of Structures Using Neural Networks
Publisher: American Society of Civil Engineers
Abstract: A new neural-network-based control algorithm has been developed and tested in the computer simulation of active control of a three-story frame structure subjected to ground excitations. First, an emulator neural network ...
Effective Stress Analysis of Seismic Response and Liquefaction: Theory
Publisher: American Society of Civil Engineers
Abstract: An effective stress method is presented for analysis of seismic response and liquefaction of horizontally layered saturated sand deposits, based on solution of the fully coupled equations for the granular solid and the ...
Evolution of Optimum Structural Shapes Using Genetic Algorithm
Publisher: American Society of Civil Engineers
Abstract: The optimum structural shape design of skeletal structures has traditionally been solved by using conceptual designs, often based on ground structures, in which the generated designs resemble the conceptual designs. If the ...
Effective Stress Analysis of Seismic Response and Liquefaction: Case Studies
Publisher: American Society of Civil Engineers
Abstract: The effective stress method of analysis described in a comparison paper is used to study the effect of various factors on the response and the liquefaction potential of saturated sands. Through a number of analyses, a ...
Nonlinear Structural Control Using Neural Networks
Publisher: American Society of Civil Engineers
Abstract: Recently, Ghaboussi and Joghataie presented a structural control method using neural networks, in which a neurocontroller was developed and applied for linear structural control when the response of the structure remained ...
R/C Structures Under Impulsive Loading
Publisher: American Society of Civil Engineers
Abstract: A finite element method is presented to analyze the effects of airblast‐induced ground shock on shallow‐buried, flat‐roofed, reinforced concrete structures. A finite element based on Timoshenko beam theory is adopted. ...
Seismic Hydrodynamic Forces on Rock Slopes
Publisher: American Society of Civil Engineers
Abstract: A finite element method of analysis for seismic response of fluid‐structure problems is presented. Displacement model finite elements are used in the fluid region, leading to simple fluid‐structure interface conditions. ...
Simulation of Construction of Cable-Stayed Bridges
Publisher: American Society of Civil Engineers
Abstract: Construction of cable-stayed bridges involves major changes in configuration of the structure with the addition and removal of structural components to the partially constructed structure. At every stage of construction, ...
Estimation of Aeroelastic Parameters of Bridge Decks Using Neural Networks
Publisher: American Society of Civil Engineers
Abstract: A new method of estimating flutter derivatives using artificial neural networks is proposed. Unlike other computational fluid dynamics based numerical analyses, the proposed method estimates flutter derivatives utilizing ...