Spectral Distribution Free Bounds on the Response Variability of Stochastic Systems
A methodology to analytically and numerically evaluate the spectral distribution-free upper bounds of the response variability of stochastic systems is developed. The structural systems...
Random Vibrations of Discrete and Continuous Inelastic Structures
Nonstationary random vibrations of elasto-plastic cantilever beams excited by earthquakes are studied, where a finite spread of inelastic zones is taken into account. Following a complete...
Damage Process of Composite Material with Randomly Oriented Fibers
A numerical procedure is formulated to make clear the damage process of composite materials with randomly oriented fibers. These composites often have complicated fiber oriented states,...
Fatigue Design and Reliability Analysis of CFRP Composites
The statistical fatigue properties of unidirectional (UD) T800/3631 carbon/epoxy composite laminates are investigated in this paper. Fatigue tests were conducted under rotating bending....
Fatigue Reliability of Prestressed Concrete Bridges
Experimental studies indicate that fatigue is a random phenomenon. Therefore, the approach is based on probabilistic methods. The fatigue life of the prestressed concrete girder is estimated...
Structural Reliability of Wood Beam-Columns
A formulation for reliability-based design procedures of wood columns and beam columns is presented. The load carrying capacity of these structural members is obtained using a non-linear...
Reliability Synthesis of CFRP Laminated Plate
The paper presents a formulation of shift synthesis to improve the reliability of fiber reinforced plastic (FRP) laminated plates with uncertain elastic constants and lamina strength....
Statistical Properties of Prestressed Concrete Beams in Shear
Monte Carlo simulations were performed on prestressed concrete rectangular and tee-section beams in shear produced by a single concentrated load at mid span. The truss analogy model was...
Reliability-Oriented Materials Design of Composite Materials
A basic formulation for evaluating safety index of unidirectional fiber reinforced laminate is presented. The proposed formulation is based on in-plane failure criteria of composite laminate...
Design Method Satisfying Safety Requirements for Various Limit-States Based on Information Integration Method
This paper discusses the applicability of the information integration method to optimum design of structures and the advantages of the above optimum structural design method over other...
Buried Structural Capacity of Insituform?
In July 1988, a test was conducted at Utah State University to determine the structural support that can be provided to a failing rigid pipe system through the use of the Insituform process....
Dynamics of Composite Tubes
A displacement-based stiffness method is used to study the characteristics of dispersive wave propagation in laminated composite cylindrical tubes. It is assumed that the tube is composed...
Effect of Gravity on Dynamic Behavior of Beams
Large space structures will be needed to provide structural framework for maintaining relative positions of individual components of systems in low earth orbit. Particularly because of...
Design Considerations for a Ceramic Fabric Radiator
The design of an Advanced Ceramic Fabric (ACF) thermal management device for use in both interplanetary and near-earth space must consider several important aspects of the environment....
Structural FRP Composites
Fiber-reinforced plastics are only just being discovered by civil engineers. Long used in expensive military and aerospace applications, they are beginning to find their way into structures....
Structural Wood Products
This paper provides a description of available structural wood products. Traditional products such as lumber and plywood are being supplemented by new products that include composite lumber...
Damage Prediction in Laminated Composites with Continuum Damage Mechanics
A finite element model is developed for laminated composite plates experiencing fatigue load induced microstructural damage. Continuum damage mechanics based constitutive relationships,...
A Materials Study of Interleaved Bismaleimide Composites
One approach for improving damage tolerance in epoxy based composites involves interleafing of tough adhesive layers between plies of the composite prior to fabrication. Extension of this...
Resin Transfer Process Modelling: Computational & Experimental
In most cases, the resin transfer molding (RTM) researcher has a fundamental understanding of composites and possibly some mold design experience. The areas of resin flow dynamics and...
Combined Compression-Shear Experiments on Mortar-Aggregate Interfaces
Material interfaces between matrix and aggregate particles in cementitious composites such as concrete are considered to be a very important component of the material microstructure, which...
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