Journal of Pressure Vessel Technology: Recent submissions
Now showing items 1081-1100 of 4506
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Biaxial Residual Stress Mapping for a Dissimilar Metal Welded Nozzle
(The American Society of Mechanical Engineers (ASME), 2016)This paper describes a sequence of residual stress measurements made to determine a twodimensional map of biaxial residual stress in a nozzle mockup having two welds, one a dissimilar metal (DM) weld and the other a stainless ... -
Gas Pipeline Failure Caused by In Service Welding
(The American Society of Mechanical Engineers (ASME), 2016)In the research presented in this paper, a failure analysis had been carried out to identify causes of an incident, which had taken place after an operation to repair a leak in an interstate natural gas pipeline. In this ... -
Effect of Reeling on Sour Service Fatigue Crack Growth Behavior of Welded API5LX65 Line Pipe
(The American Society of Mechanical Engineers (ASME), 2016)The effect of reeling on the fatigue crack growth rate (FCGR) behavior of welded pipe was investigated both inair as well as in sour environment. The FCGR behavior of the reeled pipe in various notch locations, such as ... -
Sensitivity Analysis of Operational Time Differences for a Pump–Valve System on a Water Hammer Response
(The American Society of Mechanical Engineers (ASME), 2016)Pumps and valves are primary power and control devices in water supply piping systems. A collaborative operational scheme is very important for a series pump–valve system to decrease the transient pressure during the ... -
Mechanical and Thermal Stresses in FGPPM Hollow Cylinder Due to Radially Symmetric Loads
(The American Society of Mechanical Engineers (ASME), 2016)In this paper, the general solution of steadystate 1D radially symmetric mechanical and thermal stresses and electrical and mechanical displacements for a hollow thick cylinder made of fluidsaturated functionally graded ... -
Strength Criteria Versus Plastic Flow Criteria Used in Pressure Vessel Design and Analysis1
(The American Society of Mechanical Engineers (ASME), 2016)This paper presents a critical comparison of the traditional strength criteria and the modern plastic flow criteria used in the structural design and integrity assessment of pressure vessels. This includes (1) a brief ... -
Descriptions of Reversed Yielding in Internally Pressurized Tubes
(The American Society of Mechanical Engineers (ASME), 2016)Using Tresca's yield criterion and its associated flow rule, solutions are obtained for the stresses and strains when a thickwalled tube is subject to internal pressure and subsequent unloading. A bilinear hardening material ... -
Mechanical Properties Variations and Comparative Analysis of Dissimilar Metal Pipe Welds in Pressure Vessel System of Nuclear Plants
(The American Society of Mechanical Engineers (ASME), 2016)The experimental investigations of two dissimilar metal weld (DMW) joints between SA508Gr.3Cl.1 ferritic steel and SS304LN austenitic stainless steel using Inconel 82/182 (ERNiCr3/ENiCrFe3) and Inconel 52/152 (ERNiCrFe7/ENiCrFe7) ... -
Stress Intensity Factor and Elastic Crack Opening Displacement Solutions of Complex Cracks in Pipe Using Elastic Finite Element Analyses
(The American Society of Mechanical Engineers (ASME), 2016)In the present paper, the closedform expressions for the stress intensity factors (SIFs) and the elastic crack opening displacements (CODs) of complexcracked pipes are derived based on the systematic threedimensional (3D) ... -
Thermomechanical Analysis of Pressure Vessels With Functionally Graded Material Coating
(The American Society of Mechanical Engineers (ASME), 2016)Pressure vessels covered with overlaying layer or coating are widely applied due to its strong heat resistance, corrosion resistance, and loadcarrying capacity. However, limited work has been reported on investigating the ... -
Elastic–Brittle–Plastic Analysis of Double Layered Combined Thick Walled Cylinder Under Internal Pressure
(The American Society of Mechanical Engineers (ASME), 2016)The elastic–brittle–plastic unified solutions of limit internal pressure are presented for doublelayered combined thickwalled cylinder by the tripleshear unified strength criterion. The unified solutions obtained in ... -
Nonidealized Surface to Through Wall Crack Transition Model for Axial Cracks in Cylinders
(The American Society of Mechanical Engineers (ASME), 2016)Recent studies have shown that a subcritical surface crack, due to primary water stress corrosion cracking (PWSCC), can transition to a throughwall crack (TWC) with significant differences between the inner diameter (ID) ... -
Coupling Vibration Investigation of Cyclone Separator Interacted With Unsteady Fluid
(The American Society of Mechanical Engineers (ASME), 2016)Gas–cyclone body coupling vibration is one kind of vibration caused by air pulsation. This coupling vibration causes widespread damage and deformation of threestage cyclone separator used in residue fluid catalytic ... -
Extending Replacement Intervals of Elastomeric Components by Evaluating Samples Removed From Service
(The American Society of Mechanical Engineers (ASME), 2016)Elastomers play an essential role in pressure vessels as seals, hoses, gaskets, diaphragms, liners, and other critical components. Polymeric materials used for nonpressure applications such as electric power cable insulation ... -
Evaluation of Fatigue Strength of Similar and Dissimilar Welded Joints of Modified 9Cr–1Mo Steel
(The American Society of Mechanical Engineers (ASME), 2016)This paper presents an evaluation method for the fatigue strength of similar and dissimilar welded joints of modified 9Cr–1Mo steel, which is a candidate structural material for demonstration of fastbreeder reactor being ... -
Dynamic Behavior of Carbon Fiber Explosion Containment Vessels
(The American Society of Mechanical Engineers (ASME), 2016)The dynamic behavior of carbon fiber containment vessels subjected to internal blast loading is studied. The experimental observation of dynamic response of carbon fiber cylindrical shells is presented, in which failure ... -
Applicability of the ASME Exemption Curve for Chinese Pressure Vessel Steel Q345R
(The American Society of Mechanical Engineers (ASME), 2015)Q345R steel is the most commonly used material in fabrication of the pressure vessels and boilers in China, due to its excellent properties. In 2010, ASME code case 2642 accepted Q345R steel for use in construction of ... -
Simulations and Experiments for the Detection of Flow Assisted Corrosion in Pipes
(The American Society of Mechanical Engineers (ASME), 2015)Flowaccelerated corrosion (FAC) is a phenomenon which causes wall thinning of pipes, fittings, vessels, and other components in the metal based piping systems that carry water or watersteam mixture in power plants and ... -
The Effects of Maintenance Actions on the Average Probability of Failure on Demand of Spring Operated Pressure Relief Valves
(The American Society of Mechanical Engineers (ASME), 2015)The safety integrity level (SIL) of equipment used in safety instrumented functions is determined by the average probability of failure on demand (PFDavg) computed at the time of periodic inspection and maintenance, i.e., ... -
Automated Fracture Mechanics and Fatigue Analyses Based on Three Dimensional Finite Elements
(The American Society of Mechanical Engineers (ASME), 2015)This paper describes the structure and application of a software system that automates the fatigue initiation and crack propagation analysis based on finite element method (FEM). The system automatically performs necessary ...