Transient Response of Guyed Telecommunication Towers Subjected to Cable Ice-Shedding
This paper presents the results of a numerical study of the transient response of guyed telecommunication towers subjected to sudden ice shedding from the guy wires. Detailed nonlinear...

Design for Durability for Large Reinforced Concrete Shells
Classical design concepts restrict themselves to sufficient structural safety, using linear analysis methods. Durability questions are mainly treated independently. Modern computer simulations...

Space Frames and Polyhedra
Polyhedra are easy to build and they can be useful as architectural matrices. Relatively small polyhedra can be built as faceted structures; very large ones can be built with space frames....

Some Applications of Neural Networks in Structural Engineering
After a brief discussion of neural networks and their potential engineering applications, the author's on-going research in application of neural networks in structural engineering will...

General Structure Representation for Neural Networks
Current applications of neural networks for structural analysis are limited to specific structures. In order to expand the use of neural networks to general structural types, the input...

Damage Tolerance Analysis in Structural Rehabilitation
The rehabilitation of existing structures requires an evaluation by the structural engineer of past performance to determine the extent of existing damage. Following evaluation of the...

How to Optimize Light-Gage, Cold-Formed Steel Beams
The Illustrative Examples section of the AISI Cold-Formed Steel Design Manual (AISI 1989) demonstrates how to analyze a number of different cold-formed steel sections. This paper applies...

Distributed Flexibility Models for Nonlinear Analysis of RC Structures
The application of distributed flexibility member models in inelastic analysis of reinforced concrete (RC) structural systems is examined. While the utilization of flexibility-based formulations...

Large-Scale Computations in Analysis of Structures
Computer hardware and numerical analysis algorithms have progressed to a point where many engineering organizations and universities can perform nonlinear analyses on a routine basis....

Timing Analysis of a Multiprocessor Architecture for Active Control
This paper describes how real-time multiprocessor systems, such as those required for active structural control, can be developed to satisfy timing requirements on hardware and software....

Finite Element Analysis of Shear in RC Girders
Two complementary approaches are presented to model the shear behaviour of reinforced concrete structures. A local one, based on a probabilistic modelling of cracking, accounts for local...

Steel Detailing Neutral File from Modeling Software
Today's generation of computer graphics applications used for the purposes of modeling industrial structures can now transmit engineering electronic data to other downstream functions....

Optimization of Controlled Structures: Using H? Theory
This paper presents the algorithm for the design of a controlled structure in which the structural and control systems are designed simultaneously. The problem is posed as an optimization...

Stability Analysis of Optimal Active Control Systems with Time-Delay and Other Influence Parameters
This paper presents a theoretical solution for determining the stability region of multi-story buildings equipped with one active tendon controller on a certain floor. In this theoretical...

SQP Methods for Inverse Airfoil Design
We consider inverse design problems of systems governed by suitable discretizations of a boundary value problem (BVP). We present and examine a Sequential Quadratic Programming (SQP) method...

Galveston Bay 3D Model Study, Channel Deepening, Circulation, and Salinity Results
Galveston Bay in Texas contains the Houston Ship Channel connecting the port of Houston to the Gulf of Mexico. Due to navigational hazards, the Galveston District Corps of Engineers began...

Assessing the Impact of Channel Deepening in Delaware Bay Through Numerical Modeling
A three-dimensional numerical hydrodynamic model of Delaware Bay is being developed to assess the impact of deepening the navigation channel from near the mouth of Delaware Bay to the...

Three Dimensional Modelling of Estuarine Sediment Transport
This paper describes the sediment transport module in the three-dimensional finite element model TELEMAC-3D which uses the operator splitting technique to solve the shallow water and transport...

Comparison of 2D and 3D Models for Computing Shallow Water Tides in a Friction-Dominated Tidal Embayment
The friction related overtide generating mechanisms in 2D and 3D models are compared by investigating shallow water tides in the Bight of Abaco. The 2D and 3D forms of the circulation...

Modeling of Deep Water Outfall Plumes in the East Australian Coastal Ocean
The paper reports on the modeling study of deep water outfall plumes in the east Australian coastal ocean. The primary aims of the modeling were to provide estimates of plume condition...

 

 

 

 

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