Journal of Pressure Vessel Technology: Recent submissions
Now showing items 41-60 of 4408
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Applicability of Nonuniformly Varying the Fin Density of Tandem Finned Cylinders as a Viable Vortex and Noise Suppression Technique
(The American Society of Mechanical Engineers (ASME), 2024)This study investigates the use of nonuniform finned tubes in tandem arrangements with different spacing-to-average equivalent diameter ratios (L/Deq(avg)) to suppress flow-induced acoustic resonance. Particle image ... -
Surface Strain Measurement for Non-Intrusive Internal Pressure Evaluation of a Cannon
(The American Society of Mechanical Engineers (ASME), 2024)Recent cutting-edge designs for gun barrels, projectiles, and propellants require testing, such as measuring the internal pressure during firing. However, there are concerns with the current drilling method to mount pressure ... -
Latent Pitfalls in Microstructure-Based Modeling for Thermally Aged 9Cr-1Mo-V Steel (Grade 91)
(The American Society of Mechanical Engineers (ASME), 2024)A case study was conducted on a mechanistic model development that predicted tensile strength deterioration with thermal aging of 9Cr-1Mo-V steel in supporting the 60-year design life expected for advanced nuclear reactors. ... -
Experimental Research on Thermal-Oxidative Aging Performance of Polyethylene Pipe Under Hydrostatic Pressure
(The American Society of Mechanical Engineers (ASME), 2024)Aging performance of polyethylene (PE) material from PE pipe under hydrostatic pressure was investigated by measuring its mechanical/chemical properties. Tensile test, thermogravimetric analysis (TGA), oxidation induction ... -
Influence of Water Cover on the Blast Resistance of Circular Plates
(The American Society of Mechanical Engineers (ASME), 2024)Explosion containment vessels (ECVs) can effectively limit the range of potential hazards, and improving their blast resistance is an important research topic. Placing ECVs underwater is an excellent and promising method. ... -
The Upper Bound of the Buckling Stress of Axially Compressed Carbon Steel Circular Cylindrical Shells
(The American Society of Mechanical Engineers (ASME), 2024)The buckling stress of axially compressed circular cylindrical shells (CCSs) is highly sensitive to imperfections. Perfect CCSs are an idealization unattainable in reality. In practice, imperfections are always present and ... -
A Probabilistic Evaluation Method on Temperature and Time-Dependent Stress Intensity Limit St in Creep Assessment of Components at Elevated Temperatures
(The American Society of Mechanical Engineers (ASME), 2024)Creep is an important damage mode of components at elevated temperatures, and the temperature and time-dependent stress intensity limit St is an essential indicator in creep assessment of components. In general, the safety ... -
Machine Learning Modeling for Predicting Tensile Strain Capacity of Pipelines and Identifying Key Factors
(The American Society of Mechanical Engineers (ASME), 2024)Machine learning (ML) techniques have recently gained great attention across a multitude of engineering domains, including pipeline materials. However, their application to tensile strain capacity (TSC) modeling remains ... -
An Improved Model for Predicting Affected Region of Flashing Jet
(The American Society of Mechanical Engineers (ASME), 2024)When a water piping system operating under high temperatures and pressures is damaged and water is expelled into the atmosphere, a phenomenon known as depressurization boiling or flashing occurs. This flashing jet poses a ... -
Evaluation of the Structural Suitability of Lifting Trunnions in Large Pressure Vessels
(The American Society of Mechanical Engineers (ASME), 2025)Pressure vessels are designed to meet operational requirements, and their primary purpose is to maintain the required pressure without sustaining damage. In addition, pressure vessels must be equipped with appropriate ... -
Reducing Helium Consumption in Valve Manufacturing: Alternative Test Fluid for Fugitive Emissions Production Testing
(The American Society of Mechanical Engineers (ASME), 2024)Helium gas is used for fugitive emissions testing of industrial components such as valves. Purpose of these tests is to prevent unintentional and undesirable releases of process gas, from industrial sites, into the ... -
Structural Integrity Evaluation of Three-Dimensional-Printed Graphene-Reinforced Polylactic Acid Notched Plates Using Failure Assessment Diagrams
(The American Society of Mechanical Engineers (ASME), 2024)Failure assessment diagrams (FADs) constitute a well-known structural integrity evaluation tool that allows structural components containing crack-like defects to be assessed through a simultaneous analysis of fracture and ... -
Thermal Striping Limits Analysis on the Cylinder With a Defect of Liquid-Cooled Nuclear Fast Reactors
(The American Society of Mechanical Engineers (ASME), 2024)The structural safety of the cylinder in liquid-cooled fast reactors is significantly affected by high-temperature thermal striping on the cylinder wall due to the free level fluctuation. Based on the elevated-temperature ... -
Predicting the Effects of Cryogenic Treatment and Impact-Oscillatory Loading on Changes in the Strength Properties of Stainless Steels
(The American Society of Mechanical Engineers (ASME), 2024)New experimental results concerning the strength properties of stainless steels are analyzed. In particular, the strength properties of steels were improved at room temperature using the preliminary impact-oscillatory ... -
Master Curve Evaluation Using the Fracture Toughness Data at Low Temperature of T − T0 < −50 °C
(The American Society of Mechanical Engineers (ASME), 2025)The Master Curve (MC) fracture toughness evaluation methodology standardized by ASTM E1921 and JEAC4216 specifies an acceptable test temperature, T, to be selected within the range of ±50 °C from the evaluated reference ... -
Technical Basis for Revising the Fatigue Crack Growth Rates for Ferritic Steels in the ASME Code Section XI
(The American Society of Mechanical Engineers (ASME), 2025)Fatigue crack growth thresholds ΔKth and reference fatigue crack growth rate da/dN curves for ferritic steels in air environment are provided in Appendix Y of the ASME Boiler and Pressure Vessel Code Section XI. Therein, ... -
Development of Scaling Parameter SR for Negative Stress Ratios R Based on Trend in Experimental Data for Fatigue Crack Growth Rates of Austenitic Stainless Steels for ASME Code Section XI
(The American Society of Mechanical Engineers (ASME), 2025)Fatigue crack growth rates da/dN for stainless steels in air environment are provided by the ASME Code Section XI. The fatigue crack growth rates are given by da/dN = CF(ΔK)n, where CF is the fatigue crack growth rate ... -
Experimental Study on Fatigue Performance of TC4 Titanium Alloy Liner Carbon Fiber Composite Cylinders in Seawater Environment
(The American Society of Mechanical Engineers (ASME), 2025)The corrosive nature of seawater poses significant challenges to the design of gas cylinders in marine environments. Currently, TC4 titanium-alloy cylinders are predominantly used because of their resistance; however, they ... -
Application of an Equivalent Temperature Field for Emulating Thermal Autofrettage-Induced Residual Stresses in Thick-Walled Cylinder
(The American Society of Mechanical Engineers (ASME), 2025)The equivalent temperature field of residual stresses induced by autofrettage of thick-walled cylinders and spheres have been successfully implemented in a finite element method framework to study the crack growth in ... -
Determination and Sensitivity Analysis of Target Flaw Sizes for Performance Demonstration of Cast Austenitic Stainless Steel Pipe by Probabilistic Fracture Mechanics
(The American Society of Mechanical Engineers (ASME), 2025)The material of primary coolant pipe of nuclear power plants is cast austenitic stainless steel (CASS), which has a coarse crystal structure and its anisotropy causes low permeability of ultrasonic waves and low detectability. ...