Journal of Pressure Vessel Technology: Recent submissions
Now showing items 1501-1520 of 4506
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Through-Wall Repairs Using the GTAW Ambient Temperature Temperbead Process
(The American Society of Mechanical Engineers (ASME), 2012)Ambient temperature temperbead welding employs the gas tungsten arc welding (GTAW) machine process, and avoids both the elevated temperature preheat and postsoak heating operations associated with ... -
Failure Mode Analysis of Mobile Equipment Hydraulic Leaks
(The American Society of Mechanical Engineers (ASME), 2012)Leaks in general and hydraulic leaks in specific are one of the major failure modes for mobile equipment. In-plant leak rates may range from 1% to 25%, while field leaks may range from 1% ... -
Creep Rupture Ductility of Creep Strength Enhanced Ferritic Steels
(The American Society of Mechanical Engineers (ASME), 2012)Creep rupture strength and ductility of creep strength enhanced ferritic steels of Grades 23, 91, 92, and 122 was investigated with particular emphasis on remarkable drop in the long-term. Large ... -
Safe Life Estimation of Coke Drum in Service Environment
(The American Society of Mechanical Engineers (ASME), 2012)It is generally known that delayed coke drums are operated under severe conditions by cyclic heating and quenching operation. It makes them susceptible to thermal fatigue. Therefore, fatigue ... -
In Memoriam: Shoei-Sheng Chen (January 26, 1940–February 11, 2012)
(The American Society of Mechanical Engineers (ASME), 2012)Shoei-Sheng Chen, or S.-S. or more affectionately “Sunshine” as he was commonly known to his close friends and colleagues, was born in Ko-Lin Village in Dong-Shan County of I-Lan, Taiwan. He ... -
Evaluation of Creep Strength Reduction Factors for Welded Joints of Modified 9Cr-1Mo Steel
(The American Society of Mechanical Engineers (ASME), 2012)Creep strength of welded joint for high Cr ferritic heat resisting steels decreases due to Type-IV failure in heat-affected zone (HAZ) during long-term use at high temperatures. In order to ... -
Maintenance Optimization and Nuclear Power Plant Life Management—A Proposal for an Integrated Set of Maintenance Effectiveness Indicators
(The American Society of Mechanical Engineers (ASME), 2012)Economic deregulation of electricity markets in many countries has placed nuclear power plants (NPPs) in a new competitive environment where capital, operating, and maintenance costs must be ... -
Explosively Driven Fragmentation Experiments for Continuum Damage Modeling
(The American Society of Mechanical Engineers (ASME), 2012)The explosively loaded right-circular tube geometry is used as the basis for dynamic fracture and fragmentation modeling. Details of the cylinder configuration are investigated to prescribe ... -
Three-Dimensional Free Vibration Analysis of Functionally Graded Annular Plates on Elastic Foundations via State-Space Based Differential Quadrature Method
(The American Society of Mechanical Engineers (ASME), 2012)In this paper, free vibration of functionally graded annular plates on elastic foundations, based on the three-dimensional theory of elasticity, using state-space based differential quadrature ... -
Stress and Strain Locus of Perforated Plate in Inelastic Deformation—Strain-Controlled Loading Case
(The American Society of Mechanical Engineers (ASME), 2012)Plastic strain of structures having stress concentration is estimated by using the simplified method or the finite element elastic solutions. As the simplified methods used in codes and standards, ... -
Special Topic on Codes and Standards
(The American Society of Mechanical Engineers (ASME), 2012)ASME pressure technology Codes and Standards are used in the design, fabrication, examination, installation, maintenance, and in-service inspection and evaluation of pressure boundary components. ... -
Analysis on Elastoplastic Stress Distribution in a Layered Cylindrical Vessel With Interlayer Gaps
(The American Society of Mechanical Engineers (ASME), 2012)In this paper, the formulae for elastoplastic stress distribution in layered cylindrical vessel layers with gaps have been provided. These formulae are based on the modified Pimshtein formulae ... -
Design and Analysis of Buried Liquid Petroleum Gas Storage Bullets Supported on Multiple Saddles (PVP2010-25052)
(The American Society of Mechanical Engineers (ASME), 2012)The use of large, high pressure liquid petroleum gas (LPG) storage bullets has become a common, and often assumed safe, practice in the petrochemical industry. The Engineering Equipment and ... -
Development of ASME Section X Code Rules for High Pressure Composite Hydrogen Pressure Vessels With Nonload Sharing Liners
(The American Society of Mechanical Engineers (ASME), 2012)The purpose of this paper is to document the development of ASME Section X Code rules for high pressure vessels for containing hydrogen and to provide a technical basis of their content. The ... -
Three-Dimensional Fracture Analysis of Circumferentially Cracked Boiler Tubes
(The American Society of Mechanical Engineers (ASME), 2012)A comprehensive methodology is developed to understand and characterize the fracture behavior of circumferentially cracked boiler tubes in this study. Weld overlay is applied on the coal-fired ... -
A Modified Weld Structure of Layered Urea Reactor Based on Stress Analysis and Leak Detection
(The American Society of Mechanical Engineers (ASME), 2012)In this paper, a modified weld structure of the layered urea reactor has been provided. In the modified structure, new circumferential weld can improve the stress status of the urea reactor. ... -
Simulation of Ductile Fracture of Multiple Flaws
(The American Society of Mechanical Engineers (ASME), 2012)The effect of the interaction of multiple flaws on ductile fracture is studied numerically by Gurson’s constitutive equation. Based on experimental results, two parallel flaw and three parallel ... -
An Investigation of the Stress Intensity Factor Along a Corner Crack in Pressurizer Vent Nozzle Penetration Weld
(The American Society of Mechanical Engineers (ASME), 2012)Elastic–plastic fracture mechanics as well as linear-elastic fracture mechanics may be applied to evaluate a flaw in ferritic low alloy steel components for operating conditions when the material ... -
Direct and Inverse Solutions for Thermal- and Stress-Transients and the Analytical Determination of Boundary Conditions Using Remote Temperature or Strain Data
(The American Society of Mechanical Engineers (ASME), 2012)From an analytical standpoint, a majority of calculations use known boundary conditions (temperature or flux) and the so-called direct route to determine internal temperatures, strains, and/or ... -
Gun Liner Emplacement
(The American Society of Mechanical Engineers (ASME), 2012)The development of a process to emplace a refractory metal liner inside a gun tube is described. The process consists of filling the liner with an elastomeric material and then slipping this ...