Journal of Pressure Vessel Technology: Recent submissions
Now showing items 4021-4040 of 4506
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The Effect of Induction Heating Stress Remedies on Existing Flaws in Pipes
(The American Society of Mechanical Engineers (ASME), 1982)One method for reducing stress corrosion cracking problems called induction Heating for Stress Improvement (IHSI) has been successful in producing compressive residual stresses on the inside surface ... -
The Effect of Pipe Thickness on Residual Stresses due to Girth Welds
(The American Society of Mechanical Engineers (ASME), 1982)This paper addresses the question of what effect the pipe thickness has on weld residual stresses in 304 stainless steel piping. Two diameters are considered. These are nominal 4-in. and 10-in. ... -
A Finite Element Model for Thick-Walled Axisymmetric Shells
(The American Society of Mechanical Engineers (ASME), 1982)The symmetrically loaded moderately thick-walled shell of revolution can be treated by general finite elements, or for certain geometric conditions, by extended thin shell finite elements that ... -
Residual Stress Generation and Relaxation in Butt-Welded Pipes
(The American Society of Mechanical Engineers (ASME), 1982)A numerical scheme for the determination of thermally induced local residual stresses and their relaxation behavior during heat treatment in the case of butt-welded pipes is described. The ... -
Applications of Energy Release Rate Techniques to Part-Through Cracks in Experimental Pressure Vessels
(The American Society of Mechanical Engineers (ASME), 1982)In nonlinear applications of computational fracture mechanics, energy release rate techniques are used increasingly for computing stress intensity parameters of crack configurations. Recently, deLorenzi ... -
The Cross-Flow Response of a Tube Array in Water—A Comparison With the Same Array in Air
(The American Society of Mechanical Engineers (ASME), 1982)A water tunnel study was conducted on a parallel triangular array of tubes with a pitch ratio of 1.375. The array was geometrically identical to that used previously in a wind tunnel study ... -
Plastic Strain Concentrations in Perforated Structures Subjected to Alternating Loads
(The American Society of Mechanical Engineers (ASME), 1982)Perforated plates with a uniform triangular penetration pattern subjected to alternating loads are analyzed. The cases of equibiaxial and shear loading are considered and the finite element method ... -
Dynamic Crack Curving and Branching in Line-Pipe
(The American Society of Mechanical Engineers (ASME), 1982)The newly derived dynamic crack curving and crack branching criteria are briefly reviewed. The two criteria are justified by a micro-mechanics model and are used to predict crack curving and ... -
Qualification of Induction Heating Stress Improvement for Mitigation of Stress Corrosion Cracking
(The American Society of Mechanical Engineers (ASME), 1982)This paper describes the efforts toward qualification of induction heating stress improvement (IHSI) for mitigation of intergranular stress corrosion cracking (IGSCC) in Boiling Water Reactor (BWR) ... -
Methods for Minimization of Solution Costs for Transient Dynamic Analysis of Nonlinear Periodic Structures
(The American Society of Mechanical Engineers (ASME), 1982)Techniques are described for the transient dynamic analysis of nonlinear periodic structures. These techniques consider the special characteristics of periodic structures in conjunction with the ... -
On a Study of the Use of the (Ṫ) Integral in Fracture Analysis of Solids With Inelastic Rate-Constitutive Laws
(The American Society of Mechanical Engineers (ASME), 1982)Here, the following topics are discussed: (i) a new integral (ΔT 1 ) of relevance in the presence of cracks in an elastic-plastic material characterized by a rate-independent incremental ... -
A Simplified Method for Determining Acoustic and Tube Eigenfrequencies in Heat Exchangers
(The American Society of Mechanical Engineers (ASME), 1982)A method of computation of eigenfrequencies of large tube arrays is presented, which is based on homogenization techniques. It is supposed that the fluid is compressible, at rest and contained ... -
A Study of Shear Crack Propagation in Gas-Pressurized Pipelines
(The American Society of Mechanical Engineers (ASME), 1982)Full-scale burst tests were carried out five times on line pipes of 48 in. o.d. × 0.720 in. w.t., Grad. X-70 manufactured by the controlled rolling and the quenching and tempering ... -
A Theoretical Model for Fluid-Elastic Instability in Heat Exchanger Tube Bundles
(The American Society of Mechanical Engineers (ASME), 1982)A simple theoretical model has been developed from first principles for the fluid-elastic instability in heat exchanger tube bundles. A series of experiments were conducted to verify the basic ... -
Elastic-Plastic Fracture of Cylindrical Shells Containing a Part-Through Circumferential Crack
(The American Society of Mechanical Engineers (ASME), 1982)In this paper the problem of fatigue crack propagation and ductile fracture of a cylindrical shell containing a macroscopic circumferential flaw is considered. The main interest in the study ... -
Flow-Induced Vibration of Tube Arrays With Various Pitch-to-Diameter Ratios
(The American Society of Mechanical Engineers (ASME), 1982)Tube arrays in cross flow start to vibrate abruptly when the flow reaches at a certain velocity. The threshold flow velocity depends upon the geometrical arrangement of tubes. It is very ... -
Elastic-Plastic Analysis of the Maximum Postulated Flaw in the Beltline Region of a Reactor Vessel
(The American Society of Mechanical Engineers (ASME), 1982)A maximum postulated surface flaw in the beltline region of a PWR pressure vessel has been analyzed under elastic-plastic conditions. The analysis was performed using 3-D finite element methods, ... -
PVP-57: Pressure Vessel Design
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Elastic-Plastic Line-Spring Finite Elements for Surface-Cracked Plates and Shells
(The American Society of Mechanical Engineers (ASME), 1982)The elastic line-spring finite element of Parks, et al. [1], which was incorporated into the ABAQUS© finite element program, is extended to include elastic-plastic response for approximate ... -
Background for Changes in the 1981 Edition of the ASME Nuclear Power Plant Components Code for Controlling Primary Loads in Piping Systems
(The American Society of Mechanical Engineers (ASME), 1982)Section III of the ASME Boiler and Pressure Vessel Code contains simplified design formulas for placing bounds on the plastic deformations in nuclear power plant piping systems. For Class 1 ...