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Nonlinear Finite-Element Analysis for Highway Bridge Superstructures
Publisher: American Society of Civil Engineers
Abstract: The most popular type of bridge in service today is the concrete deck on steel-girder composite bridge. A finite-element model is built to analyze the superstructure of this type of bridge under working load conditions. ...
Solutions of Complete Circular Cylindrical Shell under Concentrated Loads
Publisher: American Society of Civil Engineers
Abstract: Series solutions to the differential equations for a complete cylindrical shell under various point loads are developed. Instead of expanding the solution series in both axial and circumferential directions, the solution ...
Performance Study of a Bi-Directional Thermodiode Designed for Energy-Efficient Buildings
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A new, bi-directional thermodiode designed for energy-efficient buildings was constructed and tested. Experimental results are presented and discussed for solar-heating applications. The thermodiode ...
Optimum Design of Welded Steel Plate Girder Bridges Using a Genetic Algorithm with Elitism
Publisher: American Society of Civil Engineers
Abstract: The genetic algorithm (GA) is a general optimization technique that has some unique features that are especially suitable for structural engineering problems. This work uses a simple GA with elitism to find the optimum ...
Integral Equation Method for Spherical Shell under Axisymmetric Loads
Publisher: American Society of Civil Engineers
Abstract: This paper is concerned with the development of the integral equation method for the analysis of a spherical shell under axisymmetric loads. The governing equations of shell are traditionally described as a set of two ...
Analysis and Optimal Design of Spherical Shells under Axisymmetric Loads
Publisher: American Society of Civil Engineers
Abstract: In a companion paper the integral equations for a spherical shell have been developed. This paper is concerned with the engineering applications of the integral equation method. A structure is selected to demonstrate how ...
Effect of Initial Curvature on Natural Frequency of Thin Plate on Hinge Supports
Publisher: American Society of Civil Engineers
Abstract: This study investigates the influence of initial curvature on the dynamic behavior of a hinge‐supported thin plate. The large‐deflection theory is used to determine the mid‐plane forces produced by the deflection and the ...
Experimental Testing and Numerical Simulation of Precast Segmental Bridge Piers Constructed with a Modular Methodology
Publisher: American Society of Civil Engineers
Abstract: A new precast segmental bridge pier system using modular construction methodology is proposed in this study. The proposed system contains multiple segmental layers with several small precast modular RC segments for each ...
Detecting the Characteristics of the Spatial Patterns of Trees Adjacent to Buildings within Changed Settlements of Farmers in Shanghai, China
Publisher: American Society of Civil Engineers
Abstract: Urban sprawl has resulted in numerous land-lost farmers who must relocate from villages to residential quarters. The spatial landscapes of new homelands have profoundly changed, which is necessary for the succession of ...
Transient and Synchronized Behaviors of Two Coupled Thermal Acoustic Converters
Publisher: American Society of Civil Engineers
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