Journal of Pressure Vessel Technology: Recent submissions
Now showing items 3181-3200 of 4506
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Application of Ultrasonics to Nonintrusive Vibration Measurement
(The American Society of Mechanical Engineers (ASME), 1993)This paper outlines a nonintrusive vibration measurement method using standard, off-the-shelf commercial ultrasonic instruments designed for flaw detections, together with digital signal analysis ... -
Weight Functions for Stress-Intensity Factors for Cracks Emanating From the Base of Edge Notches
(The American Society of Mechanical Engineers (ASME), 1993) -
Sizing Swing Check Valves for Stability and Minimum Velocity Limits
(The American Society of Mechanical Engineers (ASME), 1993)Unexpected wear and failure of swing check valves cost power plants and water treatment facilities millions of dollars each year. Operating swing check valves at too low flow velocities can ... -
An Experimental Study of Assessment of Weld Quality on Fatigue Reliability Analysis of a Nuclear Pressure Vessel
(The American Society of Mechanical Engineers (ASME), 1993)The steam generator in a PWR primary coolant system is one of the pieces of equipment made in China for the Qinshan nuclear power plant, Zhejiang. It is a crucial unit belonging to the ... -
Determination of Dynamic Fracture-Initiation Toughness Using a Novel Impact Bend Test Procedure
(The American Society of Mechanical Engineers (ASME), 1993)A novel impact bend test procedure is described/or determining the dynamic fracture-initiation toughness, KId , at a loading rate (stress intensity factor rate), K̇I , of the order of 106 ... -
Experimental Studies on a Nonlinear Hydroelastic Vibration of a Clamped Cylindrical Tank Partially Filled With Liquid
(The American Society of Mechanical Engineers (ASME), 1993)Experimental studies have been carried out on the nonlinear hydroelastic vibrations of a clamped circular cylindrical tank with a flexible wall and a rigid bottom. In the studies, two test ... -
Defect Assessment of Tubular T-Joints Using the R6 Failure Analysis Diagram
(The American Society of Mechanical Engineers (ASME), 1993)The present work centers on studying the application of the R6-type failure assessment diagram to the nodal joints of offshore platforms. The work concentrates on finite element models of tubular ... -
A Strain Gage Analysis of Fracture in Wide Plate Tests of Reactor Grade Steel
(The American Society of Mechanical Engineers (ASME), 1993)A new method of fracture analysis is described. Strains recorded by gages in the immediate vicinity of a propagating crack are analyzed. From the analysis, crack tip position, propagation ... -
Use of Fundamental Modeling of Environmental Cracking for Improved Design and Lifetime Evaluation
(The American Society of Mechanical Engineers (ASME), 1993)This manuscript reviews an approach for improved design and lifetime evaluation for environmental cracking based on fundamental modeling of the underlying, operative processes in crack advance. ... -
Contact Between Vessel Shell and Welded Pad in Nozzle Reinforcement
(The American Society of Mechanical Engineers (ASME), 1993)In the thin shell analysis of welded pad reinforced nozzles in pressure vessels, no contact between pad and vessel is often assumed. The significance of this contact force to the stress ... -
Local Flexibility of Cylindrical Shells and Pipes at the Support
(The American Society of Mechanical Engineers (ASME), 1993)This article presents a parametric study for the determination of the flexibility and stiffness of a cylindrical shell at its support location. The parametric equation incorporates the geometric ... -
Mixed-Mode Fracture in Plastically Deforming Materials
(The American Society of Mechanical Engineers (ASME), 1993)A finite element method was developed for evaluating an angled crack in a thin plate. In the spirit of the Dugdale and Barenbaltt damage zone models, the method superposes cohesive stresses ... -
Finite Element Analysis of History-Dependent Damage in Time-Dependent Fracture Mechanics
(The American Society of Mechanical Engineers (ASME), 1993)The demands for structural systems to perform reliably under both severe and changing operating conditions continue to increase. Under these conditions time-dependent straining and history-dependent ... -
Reissner’s New Mixed Variational Principle Applied to Laminated Cylindrical Shells
(The American Society of Mechanical Engineers (ASME), 1992)Reissner’s new mixed variational theorem, which allows independent interpolation, through the thickness, of the three transverse stresses besides that of the three displacements, is applied here ... -
Nonlinear Analysis of Transverse Shear Deformable Laminated Composite Cylindrical Shells—Part I: Derivation of Governing Equations
(The American Society of Mechanical Engineers (ASME), 1992)Based on the concept of an “intermediate” class of deformations, a theory suitable for the nonlinear static and dynamic analysis of transverse shear deformable circular and noncircular cylindrical ... -
Nonlinear Analysis of Transverse Shear Deformable Laminated Composite Cylindrical Shells—Part II: Buckling of Axially Compressed Cross-Ply Circular and Oval Cylinders
(The American Society of Mechanical Engineers (ASME), 1992)A linearized transverse shear deformable shell theory presented in a companion paper is confined to consideration with the buckling problem of axially compressed, cross-ply laminated noncircular ... -
Effect of Composite Damage on the Fatigue Behavior of the Metal-Lined Hoop-Wrapped Cylinders
(The American Society of Mechanical Engineers (ASME), 1992)Effects of an axial defect in the composite of hoop-wrapped steel and aluminum cylinders on the hoop stress as well as on the bulging of the liners were investigated through the numerical ... -
An Adaptive Growth Method for Shape Refinement: Methodology and Applications to Pressure Vessels and Piping
(The American Society of Mechanical Engineers (ASME), 1992)A simple shape refinement technique for improving strength has been developed. The technique is to deform shapes with growth bulk strain which springs up in proportion with deflection of a ... -
Technical Basis for a Revised Fatigue Crack Growth Rate Reference Curve for Ferritic Steels in Air
(The American Society of Mechanical Engineers (ASME), 1992)Appendix A of the ASME Boiler and Pressure Vessel Code, Section XI, contains a reference curve for fatigue crack growth rates in air in ferritic steels that was established in 1973 with a ... -
A Method for Suppression of Pressure Pulse in Fluid-Filled Piping—Part II: Experimental Verification
(The American Society of Mechanical Engineers (ASME), 1992)A simple, nondestructive method to suppress pressure pulses in fluid-filled piping was proposed and theoretically analyzed in the previous companion paper. In this paper, the proposed method is ...