Journal of Pressure Vessel Technology: Recent submissions
Now showing items 1881-1900 of 4506
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Assessment and Test of the Creep-Fatigue Crack Behavior for a High Temperature Component
(The American Society of Mechanical Engineers (ASME), 2009)Creep-fatigue crack behavior has been investigated for a welded component with 316L stainless steel and Mod. 9Cr–1Mo steel through assessment and test. The evaluation of creep-fatigue crack ... -
Strain Rate Dependence and Short-Term Relaxation Behavior of a Thermoset Polymer at Elevated Temperature: Experiment and Modeling
(The American Society of Mechanical Engineers (ASME), 2009)The inelastic deformation behavior of polymerization of monomeric reactants-15 (PMR-15) neat resin, a high-temperature thermoset polymer, was investigated at 288°C. The experimental program was ... -
Evaluation of Two-Parameter Approaches to Describe Crack-Tip Fields in Engineering Structures
(The American Society of Mechanical Engineers (ASME), 2009)The application of two-parameter approaches to describe crack-tip stress fields has generally focused on Ramberg–Osgood (RO) power law material behavior, which limits the range of applicability ... -
Assessment Procedure for Multiple Volumetric Flaws in p-M Diagram
(The American Society of Mechanical Engineers (ASME), 2009)Assessment of multiple volumetric flaws is one of the most common problems relating to pressure vessels and piping components. Under the current fitness for service rules, such as ASME, BS, ... -
Fracture Assessment Procedures for Steel Pipelines Using a Modified Reference Stress Solution
(The American Society of Mechanical Engineers (ASME), 2009)An accurate defect assessment procedure is needed to ensure integrity of girth welded steel pipelines while avoiding unnecessary repairs. An integral part of such a procedure is an estimation ... -
Performance of a Drum Type Packaging With Urethane Foam Overpack Subjected to Crush and Other Regulatory Tests
(The American Society of Mechanical Engineers (ASME), 2009)General purpose fissile package prototypes of two configurations, 16 in. and 18.5 in. diameter drum overpacks, were subjected to the free-drop, crush, puncture, and thermal hypothetical accident ... -
Further Study of Quasiperiodic Vibration Excitation Forces in Rotated Triangular Tube Bundles Subjected to Two-Phase Cross Flow
(The American Society of Mechanical Engineers (ASME), 2009)Two-phase cross flow exists in many shell-and-tube heat exchangers. Flow-induced vibration excitation forces can cause tube motion that will result in long-term fretting-wear or fatigue. Detailed ... -
Development of Weighted Residual Based Lattice Boltzmann Techniques for Fluid-Structure Interaction Application
(The American Society of Mechanical Engineers (ASME), 2009)New computational techniques were developed for the analysis of fluid-structure interaction. The fluid flow was solved using the newly developed lattice Boltzmann methods, which could solve irregular ... -
A Probabilistic Assessment Technique Applied to a Cracked Heat Exchanger Tube Subjected to Flow-Induced Vibration
(The American Society of Mechanical Engineers (ASME), 2009)Flow-induced vibration is a common phenomenon in shell-and-tube heat exchangers. The resulting vibration can lead to component failure by fretting wear due to tube-to-tube support impact or by ... -
Wind Effects on Dynamic Response of a Floating Roof in a Cylindrical Liquid Storage Tank
(The American Society of Mechanical Engineers (ASME), 2009)The dynamic response of a floating roof in a cylindrical liquid storage tank under wind loads is investigated analytically. Wind tunnel test in a turbulent flow is carried out to measure the ... -
Two-Phase Flow-Induced Vibration of Parallel Triangular Tube Arrays With Asymmetric Support Stiffness
(The American Society of Mechanical Engineers (ASME), 2009)Laboratory experiments were conducted to determine the flow-induced vibration response and fluidelastic instability threshold of model heat exchanger tube bundles subjected to a cross-flow of ... -
Fluid-Structure Interaction Effects Modeling for the Modal Analysis of a Steam Generator Tube Bundle
(The American Society of Mechanical Engineers (ASME), 2009)Seismic analysis of steam generator is of paramount importance in the safety assessment of nuclear installations. These analyses require, in particular, the calculation of frequency, mode shape, ... -
A Numerical Study on the Sensitivity of the Discrete Element Method for Hopper Discharge
(The American Society of Mechanical Engineers (ASME), 2009)Based on the time-driven discrete element method, granular flow within a hopper is investigated. The main focus is thereby set on hopper vessel design variables such as discharge rates and ... -
Numerical Simulation of the Flow-Sound Interaction Mechanisms of a Single and Two-Tandem Cylinders in Cross-Flow
(The American Society of Mechanical Engineers (ASME), 2009)A numerical simulation of the flow-excited acoustic resonance for the case of two-tandem cylinders in cross-flow is performed. The spacing ratio between the cylinders (L/D=2.5) is inside the ... -
Experimental Evaluation of the Bending Load Effect on the Failure Pressure of Wall-Thinned Elbows
(The American Society of Mechanical Engineers (ASME), 2009)During normal operating conditions, piping systems in nuclear power plants are subject to internal pressure and bending loads induced by deadweight, thermal expansion, and internal pressure. Thus, ... -
Structural Response Optimization of a Light-Weight Composite Blast Containment Vessel
(The American Society of Mechanical Engineers (ASME), 2009)This paper proposes an optimization technique for increasing the structural integrity of a light-weight composite blast containment vessel. The vessel is cylindrical with two hemispherical ends. ... -
Thermal Elastic-Plastic Analysis Considering Temperature Rise by Rapid Plastic Deformation in Undermatched Joints
(The American Society of Mechanical Engineers (ASME), 2009)The characteristics of dynamic strength and fracture in structural steels and their welded joints particularly for pipelines should be evaluated based on the effects of the strain rate and ... -
Structural Response of Piping to Internal Gas Detonation
(The American Society of Mechanical Engineers (ASME), 2009)Detonation waves in gas-filled piping or tubing pose special challenges in analysis and prediction of structural response. The challenges arise due to the nature of the detonation process and ... -
Stamina of a Nongasketed Flange Joint Under Combined Internal Pressure, Axial, and Bending Loading: An Experimental Study
(The American Society of Mechanical Engineers (ASME), 2009)Performance of a bolted flange joint is characterized mainly due to its “strength” and “sealing capability.” A number of analytical and experimental studies have been conducted to study these ... -
Study on Dynamic Strength Evaluation Method of Mechanical Members Based on Energy Balance
(The American Society of Mechanical Engineers (ASME), 2009)In Japan, mechanical structures installed in nuclear power plants, such as piping and equipment, are usually designed statically in an elastic region. Although these mechanical structures have ...