Journal of Pressure Vessel Technology: Recent submissions
Now showing items 2721-2740 of 4506
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Applications of Iterative Elastic Techniques for Elastic-Plastic Analysis of Pressure Vessels
(The American Society of Mechanical Engineers (ASME), 1999)The paper presents an application of iterative elastic techniques for the determination of elasto-plastic stress-strain fields, limit and shakedown loads. The iterative elastic method relies on ... -
On the Evaluation of Dynamic Stresses in Pipelines Using Limited Vibration Measurements and FEA in the Time Domain
(The American Society of Mechanical Engineers (ASME), 1999)A practical technique is investigated for the determination of dynamic stresses in pipelines through the use of finite element method (FEM) and field measurement vibrations at selected points. ... -
Remote Identification of Impact Forces on Loosely Supported Tubes: Analysis of Multi-Supported Systems
(The American Society of Mechanical Engineers (ASME), 1999)Impact forces are useful information in field monitoring of many industrial components, such as heat exchangers, condensers, etc. In two previous papers we presented techniques—based on vibratory ... -
Analysis of Thermal Stresses in a Boiler Drum During Start-Up
(The American Society of Mechanical Engineers (ASME), 1999)The paper presents an analytical way of calculating thermal stress distributions in cylindrical vessels, nonuniformly heated on their circumference. In thick-walled vessel elements, simplified ... -
Seismic Hazard and Damages—Avoiding Disaster Through Simulation, Experiment, and Experience
(The American Society of Mechanical Engineers (ASME), 1999)This paper deals with the role of proving tests and a large shaking test facility for equipment and piping systems in conjunction with the development of aseismic design in the field of ... -
Notch and Temperature Effects on Crack Propagation in SS 304 Under LCF Conditions
(The American Society of Mechanical Engineers (ASME), 1999)Crack growth behavior at room temperature and at 600°C of SS 304 plates with a central circular hole is studied using linear elastic and elastic-plastic fracture mechanics concepts. Due ... -
On the Choice of Initial Geometric Imperfections in Externally Pressurized Shells
(The American Society of Mechanical Engineers (ASME), 1999)Localized and global, of eigenmode type, initial geometric imperfections were superimposed on perfect torispherical, ellipsoidal, and toroidal shells of circular and elliptical cross section. Reduction ... -
Effect of Gap Between Pad and Vessel for Moment Loading on Nozzle
(The American Society of Mechanical Engineers (ASME), 1999)The purpose of this paper is to present a study of the effect of a geometric gap between the cylindrical shell and reinforcement pad on the local stresses in the area of the intersection ... -
Fracture Analysis of the Heat-Affected Zone in the NESC-1 Spinning Cylinder Experiment
(The American Society of Mechanical Engineers (ASME), 1999)This paper presents updated analyses of the cylinder specimen being used in the international Network for Evaluating Steel Components (NESC) large-scale spinning-cylinder project (NESC-1). The NESC ... -
Limit Loads for Pipe Elbows Subjected to In-Plane Opening Moments and Internal Pressure
(The American Society of Mechanical Engineers (ASME), 1999)The purpose of this study is to determine limit loads for pipe elbows subjected to inplane bending moments that tend to open the elbow (i.e., increase its radius of curvature), and the ... -
An Efficient Asymptotic Approach for Assessing Fatigue Reliability
(The American Society of Mechanical Engineers (ASME), 1999)By applying the cumulative fatigue damage to the random process reliability problem, and the introduction of a proposed concept of unified equivalent stress mean level in fatigue life prediction, ... -
The Measurement of Fluidelastic Effects at Low Reduced Velocities Using Piezoelectric Actuators
(The American Society of Mechanical Engineers (ASME), 1999)Fluidelastic effects which are responsible for fluidelastic instabilities may be indirectly measured through the analysis of the vibrating motion of a system under flow. In this paper, piezoelectric ... -
Fatigue Strength Reduction Factors for Welds Based on Nondestructive Examination
(The American Society of Mechanical Engineers (ASME), 1999)Based on the author’s hypothesis that nondestructive examination (NDE) has a major role in predicting the fatigue life of pressure vessels, a project was initiated to develop a defined relationship ... -
A Simple Estimating Method for Reduction of Welding Residual Stresses in Thick Welded Joint From Stress-Relief Annealing—Part II: The Characteristics of Reduction of Welding Residual Stresses in Very Thick Joints During SR Treatment
(The American Society of Mechanical Engineers (ASME), 1999)Stress-relief annealing (SR treatment) is often applied to relieve welding residual stresses in the fabrication process of pressure vessels, etc. This study aims at development of an efficient ... -
Calculation of Stress Intensity Factors for Elliptical Cracks in Finite Bodies by Using the Boundary Weight Function Method
(The American Society of Mechanical Engineers (ASME), 1999)In this study, mode I stress intensity factors for a three-dimensional finite cracked body with arbitrary shape and subjected to arbitrary loading is presented by using the boundary weight ... -
Deformation of Metal Pipe due to Underwater Shock Wave
(The American Society of Mechanical Engineers (ASME), 1999)The deformation process of the metal pipes, accelerated by underwater shock wave resulting from the underwater detonation of explosive inside the metal pipe, was investigated by means of both ... -
Estimation of the η Factors for Mixed-Mode Cracks in Compact Tension Specimens
(The American Society of Mechanical Engineers (ASME), 1999)The η factors for mixed-mode cracks in compact tension specimens are investigated for estimation of the J -resistance curve under mixed-mode loading conditions. The derivation of the η factor ... -
Effects of Crack Starter Bead Preparation in Drop-Weight Test on Nil-Ductility Transition Temperature
(The American Society of Mechanical Engineers (ASME), 1999)The procedure for making crack starter weld deposit on drop-weight test (DWT) specimens was altered from two passes to one pass in about 1990. The effects of some parameters of crack starter ... -
Damage Tolerance of Large Shell Structures
(The American Society of Mechanical Engineers (ASME), 1999)Progressive damage and fracture of large shell structures is investigated. A computer model is used for the assessment of structural response, progressive fracture resistance, and defect/damage ... -
Three-Dimensional Analysis of a Semi-Elliptical Crack Emanating From an Erosion at the Bore of an Autofrettaged Pressurized Cylinder
(The American Society of Mechanical Engineers (ASME), 1999)The effect of various erosion configurations on the mode I stress intensity factor (SIF) distribution along the front of a semi-elliptical crack, emanating from the deepest line of the erosion ...