Journal of Pressure Vessel Technology: Recent submissions
Now showing items 81-100 of 4408
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Path Forward: Materials Data Modernization for ASME Codes and Standards in the Artificial Intelligence Era
(The American Society of Mechanical Engineers (ASME), 2024)Development of the ASME Materials Properties Database was initiated in the early 2010s to support the ASME Codes and Standards. As information technologies advance at an accelerated pace with the artificial intelligence ... -
Mechanical Behavior of Buried HDPE Pipe Subjected to Surface Load: Constitutive Modeling and Finite Element Method Simulations
(The American Society of Mechanical Engineers (ASME), 2024)In this paper, the Sherwood–Frost constitutive model was first used to simulate the stress response and deformation process of buried high-density polyethylene (HDPE) pipe subjected to surface load, where parameters in ... -
Application of C(t)-Integral Solutions in Extending ASME BPVC Section XI Division 2 Code Case N-934 for Transient Creep Crack Growth
(The American Society of Mechanical Engineers (ASME), 2024)Creep crack growth is a phenomenon which arises in damaged metallic structures under combined primary and secondary loads in the creep regime. The High Temperature Flaw Evaluation Code Committee of the American Society of ... -
Combined Gas Tungsten Arc Welding and Shielded Metal Arc Welding Processes for Joining Tube to Tubesheet in Shell and Tube Heat Exchangers
(The American Society of Mechanical Engineers (ASME), 2024)Flawless tube and tubesheet joints are necessary for shell and tube heat exchanger with high leakproof ability and durability. The consequence of mixing of transfer fluids due to the defective welded or expanded tube-to-tubesheet ... -
Lightweight Reseach of Tube Sheet for Spiral Wound Heat Exchanger Based on ANSYS
(The American Society of Mechanical Engineers (ASME), 2024)Tube sheet is the key pressure-bearing part in the spiral wound heat exchanger, and the high-strength and light-weight tube sheet structure is of great engineering significance for the development of a large-scale heat ... -
Mean Stress Correction of S45C Carbon Steel Based on Crack Growth Concept (Proposal of Non-Closure Model)
(The American Society of Mechanical Engineers (ASME), 2024)Influence of the tensile mean stress on fatigue life and fatigue limit was investigated for carbon steel. Uni-axial fatigue tests were conducted under stress and strain-controlled conditions at room temperature. The fatigue ... -
Simulation and Experiments on Sealing and Extrusion Failure on Application of Deep-Sea Adsorption by Differential Pressure
(The American Society of Mechanical Engineers (ASME), 2024)Negative pressure adsorption can make use of deep-sea environmental pressure to provide a great adsorption force and it is a suitable fixed method for deep-sea applications. However, the deep-sea environment puts forward ... -
Tempering Procedure Effects on the Impact Toughness in Simulated Heat Affected Zone of Grade 22 Steel
(The American Society of Mechanical Engineers (ASME), 2024)Welding of thick low alloy steel components without elevated preheat imposes rapid cooling rates that may promote martensite formation in the coarse-grained heat affected zone (CGHAZ). Freshly formed martensite contains a ... -
Optimizing Coupled Fluid-Structure Simulations for Nuclear-Relevant Geometries
(The American Society of Mechanical Engineers (ASME), 2024)The numerical simulation of fluid-structure interactions (FSI) has gained interest to study flow-induced vibrations. Nevertheless, the high computational resources required by such simulations can represent a significant ... -
An Improved Positive Displacement Pump Model Accounting for Suction Cavitation
(The American Society of Mechanical Engineers (ASME), 2024)Positive displacement (PD) pumps are widely employed in industrial settings due to their inherent simplicity and reliability, serving a variety of applications from slurry transport to jet washing. Although their operational ... -
Study of Buffeting Excitation Acting on Coil Tube Bundles in Cross Flow
(The American Society of Mechanical Engineers (ASME), 2024)The amplitudes induced by random excitation forces on the tubes bring continuous friction between the tube and supports, which results in gradual failure of the tubes due to fretting wear. Therefore, it is very important ... -
Experiment on the Excitation of Vapor Behavior and the Vibration by Thermal Flow Under C-Tube Pool Boiling Model
(The American Society of Mechanical Engineers (ASME), 2024)As an important safety equipment in nuclear system, the passive residual heat removal heat exchanger (PRHR HX) with C-tube is responsible for timely removing heat from the reactor core in accident. A C-tube heating device ... -
Experimental and Numerical Investigations on the Relaxation Behavior of Power Plant Flange Connections Under Steady State and Transient Conditions
(The American Society of Mechanical Engineers (ASME), 2024)An essential part of today's power plants are flanges, for example, as connection between turbine housings and pipes. They allow for revisions, inspections, and maintenance measures. Ongoing changes toward higher amounts ... -
Analytical Study on the Buckling of Cylindrical Shells With Circumferential Thickness Variation Under Varying External Pressure
(The American Society of Mechanical Engineers (ASME), 2024)In this article, the analytical buckling load coefficient formula for a cylinder with circumferential thickness variation subjected to varying external pressure is established for the first time by developing a quadratic ... -
Experimental and Numerical Study on the Protection Efficiency of a Diamond-Shaped Thermal Jacket for Gun Barrels
(The American Society of Mechanical Engineers (ASME), 2024)Experimental and numerical investigations on the protection efficiency of a diamond-shaped thermal jacket made of the certain braided composites with anisotropic material properties for gun barrels were carried out to gain ... -
Experimental Study and Creep-Fatigue Life Prediction of Turbine Blade Material DZ125 Considering the Nonholding Effect and Coupling Effect of Stress and High Temperature
(The American Society of Mechanical Engineers (ASME), 2024)In response to the problem of creep-fatigue interaction damage failure of aero-engine turbine blade material, based on the modified damage evolution model of Kachanov-Rabotnov and Chaboche, a creep-fatigue life prediction ... -
Effect of Pitch Ratio and Tube Support Conditions on the Dynamic Behavior of a Low Mass-Damping Parameter Parallel Triangular Array
(The American Society of Mechanical Engineers (ASME), 2024)To better explain the basic aspects of fluidelastic instability (FEI) in tube arrays, a rigorous research program has been initiated. In this research, the authors executed a series of water-flow experiments utilizing a ... -
Investigation of Fluidelastic Instability in Normal Triangular Tube Arrays Subjected to Air Flow
(The American Society of Mechanical Engineers (ASME), 2024)This work presents the results of an experimental investigation of fluidelastic instability (FEI) in a normal triangular array. Several tube array configurations were considered, including a single flexible tube, a row of ... -
Comparative Analysis of Bursting Pressure Prediction Methods for Steam Generator Tube With Volume Defect
(The American Society of Mechanical Engineers (ASME), 2024)This paper compares the difference and accuracy of bursting pressure prediction based on the flow stress σf prediction method, plastic collapse prediction method, and ductile damage model prediction method in Inconel 690 ... -
Failure Pressure Evaluation of Corroded Pipeline Using Semi-Empirical and Finite Element Analysis
(The American Society of Mechanical Engineers (ASME), 2024)Computational simulation using the finite element method (FEM) has proven to be one of the most efficient methods for the correct evaluation of the structural integrity of pipelines with corrosion-induced defects. In this ...