Journal of Pressure Vessel Technology: Recent submissions
Now showing items 1741-1760 of 4506
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Load and Resistance Factor Design (LRFD) of Nuclear Straight Pipes for Loads That Cause Primary Stress
(The American Society of Mechanical Engineers (ASME), 2010)Class 2 and 3 nuclear piping is designed according to the allowable stress design (ASD) method used in the ASME Boiler and Pressure Vessel (B&PV) code, Sec. III, Division 1, NC and ND-3600 ... -
Ratchet Boundary Determination Using a Noncyclic Method
(The American Society of Mechanical Engineers (ASME), 2010)A simple and systematic procedure is proposed for shakedown analysis using a combination of linear and nonlinear finite element analysis (FEA). The method can identify the boundary between the ... -
Modal Techniques for Remote Identification of Nonlinear Reactions at Gap-Supported Tubes Under Turbulent Excitation
(The American Society of Mechanical Engineers (ASME), 2010)Predictive computation of the nonlinear dynamical responses of gap-supported tubes subjected to flow excitation has been the subject of very active research. Nevertheless, experimental results are ... -
An Analytical Method for Cylindrical Shells With Nozzles Due to Internal Pressure and External Loads—Part II: Design Method
(The American Society of Mechanical Engineers (ASME), 2010)A universal design method for pressurized cylindrical shells with attached nozzles subjected to external forces (moments) and internal pressure are presented, based on theoretical stress analysis. ... -
The Spanwise Dependence of Vortex-Shedding From Yawed Circular Cylinders
(The American Society of Mechanical Engineers (ASME), 2010)Simultaneous measurements of the fluctuating wall pressure along the cylinder span were used to examine the spanwise characteristics of the vortex-shedding for yaw angles varying from α=60 deg ... -
Behavior of X60 Line Pipe Subjected to Axial and Lateral Deformations
(The American Society of Mechanical Engineers (ASME), 2010)Buried pipelines may be subjected to various complicated combinations of forces and deformations. This may result in localized curvature, strains, and associated deformations in the pipe wall. ... -
Achieving Uniform Clamp Load in Gasketed Bolted Joints Using a Nonlinear Finite Element Model
(The American Society of Mechanical Engineers (ASME), 2010)A three-dimensional nonlinear finite element model is developed for achieving a uniform clamp load in gasketed bolted joints. The model is used for both multiple and single pass tightening ... -
An Analytical Method for Cylindrical Shells With Nozzles Due to Internal Pressure and External Loads—Part I: Theoretical Foundation
(The American Society of Mechanical Engineers (ASME), 2010)An improved version of the analytical solutions by , and co-workers (1991, “Some Results on Analytical Solution of Cylindrical Shells With Large Opening,” ASME J. Pressure Vessel Technol., 113, ... -
Loading Analysis on the Thread Teeth in Cylindrical Pipe Thread Connection
(The American Society of Mechanical Engineers (ASME), 2010)This paper presents a new analytical method that can calculate the load distribution on the thread teeth in cylindrical pipe threaded connection. The new method was developed by analyzing each ... -
Further Evidence for Acoustic Resonance in Full Size Steam Generator and Tubular Heat Exchanger Tube Banks
(The American Society of Mechanical Engineers (ASME), 2010)Acoustic resonance or acoustic vibration, which develops in flow channels containing a tube bank, is caused by vortex shedding generated by crossflow over the tube bank. Transverse acoustic modes ... -
Parametric FEA Study of Burst Pressure of Cylindrical Shell Intersections
(The American Society of Mechanical Engineers (ASME), 2010)In an earlier paper (2009, “Burst Pressure of Pressurized Cylinders With the Hillside Nozzle,” ASME J. Pressure Vessel Technol., 131(4), p. 041204), an elastic-plastic large deflection analysis ... -
Comparison of Failure Modes of Piping Systems With Wall Thinning Subjected to In-Plane, Out-of-Plane, and Mixed Mode Bending Under Seismic Load: An Experimental Approach
(The American Society of Mechanical Engineers (ASME), 2010)Pressurized piping systems used for an extended period may develop degradations such as wall thinning or cracks due to aging. It is important to estimate the effects of degradation on the ... -
Evaluation of Creep-Fatigue Damage for Hot Gas Duct Structure of the NHDD Plant
(The American Society of Mechanical Engineers (ASME), 2010)Evaluation of creep-fatigue damage has been carried out for the hot gas duct (HGD) structure in the nuclear hydrogen development and demonstration (NHDD) plant. The core outlet and inlet ... -
The Accepting of Pipe Bends With Ovality and Thinning Using Finite Element Method
(The American Society of Mechanical Engineers (ASME), 2010)Thinning and ovality are commonly observed irregularities in pipe bends, which induce higher stress than perfectly circular cross sections. In this work, the stresses introduced in pipe bends ... -
An Exact Solution for Classic Coupled Thermoelasticity in Spherical Coordinates
(The American Society of Mechanical Engineers (ASME), 2010)In this paper, the classic coupled thermoelasticity model of hollow and solid spheres under radial-symmetric loading condition (r,t) is considered. A full analytical method is used and an exact ... -
A Study of the Sealing Performance of a New High-Pressure Cone Valve for Deep-Sea Gas-Tight Water Samplers
(The American Society of Mechanical Engineers (ASME), 2010)The cone valve plays an important role in high-pressure sealing applications. In this paper, a new high-pressure cone valve, based on the titanium alloy poppet-to-polyetheretherketone seat sealing ... -
Instability of Pressure Relief Valves in Water Pipes
(The American Society of Mechanical Engineers (ASME), 2010)Pressure relief valves in water pipes are known to sometimes chatter when the inlet pressure slightly exceeds the set pressure. While these devices are responsible for numerous fatigue issues ... -
Effect of Preferential Flexibility Direction on Fluidelastic Instability of a Rotated Triangular Tube Bundle
(The American Society of Mechanical Engineers (ASME), 2010)In operating shell-and-tube heat exchangers, tube vibration induced by cross-flow can be a serious problem. The region of concern in steam generators is the upper most U-bend region where the ... -
Transformation of BS7448-CTOD to ASTM E1290-CTOD
(The American Society of Mechanical Engineers (ASME), 2010)Experimental and analytical investigations into crack tip opening displacement (CTOD) were conducted to demonstrate the relationship between BS7448-CTOD and ASTM E1290-CTOD. The CTOD test results ... -
The Rate (Time)-Dependent Mechanical Behavior of the PMR-15 Thermoset Polymer at 316°C: Experiments and Modeling
(The American Society of Mechanical Engineers (ASME), 2010)The inelastic deformation behavior of PMR-15 neat resin, a high-temperature thermoset polymer, was investigated at 316°C. The experimental program was designed to explore the influence of ...