Journal of Pressure Vessel Technology: Recent submissions
Now showing items 21-40 of 4506
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The Selective Cell-Based Smoothed Finite Element Method for Partitioned Semi-Implicit Fluid–Structure Interaction
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. A selective cell-based smoothed finite element method (CSFEM) is incorporated into a partitioned semi-implicit coupling scheme for fluid–structure interaction (FSI) based on four-node quadrilateral element. The ... -
An Optimization Method for Valve Seat Contour to Improve the Sealing Performance of Cryogenic Butterfly Valve
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Triple-offset butterfly valves are manufactured under standard temperature conditions. During cryogenic service, critical sealing structures undergo uneven deformation due to thermal contraction. This leads to ... -
Research on Methods of Determining Design Stress of Square Shell
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The analysis and design of square cross section vessels have always been difficult and complicated due to the lack of theoretical solutions. Current design codes rely on empirical formulas for stress calculations ... -
Techniques for Analyzing Soil Aggressiveness to Assess the Impact of Corrosion Using Artificial Intelligence on the Mechanical Integrity of Pipelines in the Oil and Gas Industry
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The interaction between soil and oil transportation pipelines is crucial for their durability, as it influences various types of corrosion, including sweet corrosion (SC), acid corrosion (AC), oxygen corrosion ... -
Shaking Characteristics and Leakage Diffusion Mechanism of Vehicle Mounted Liquid Hydrogen Storage Tanks
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. In order to improve the safety of vehicle-mounted liquid hydrogen storage and transportation and reveal the leakage and diffusion characteristics of vehicle-mounted liquid hydrogen in open space, a numerical ... -
Long-Term Behavior of Welded Connections of Martensitic/Bainitic Steels and Nickel-Based Alloys Under Near-to-Service Loading
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The paper aims to experimentally investigate the long-term behavior of welded connections between nickel-based alloys and martensitic/bainitic steels. It specifically examines the creep and thermo-mechanical ... -
Experimental Investigation of Tube-to-Tubesheet Welding in Stainless Steel Heat Exchangers
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Shell and tube heat exchangers are widely used in various industries for effective heat transfer between fluids. However, these exchangers often encounter challenges such as corrosion and wear, which can greatly ... -
Steel Cryo-Compressed Hydrogen Vessels for Automotive Applications
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. We have modeled the applicability of type 1 (all-metal) austenitic stainless steel (XM-11) vessels for cryo-compressed hydrogen (CcH2) storage. Thermodynamic modeling of refueling and utilization patterns for ... -
Study on Autofrettage Process Parameters Selection and Methods Improvement of Hoop Wrapped Composite Vessel
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Current selection criteria for autofrettage pressure in hoop wrapped composite vessels are inadequately defined, critically lacking consideration of axial structural safety and fatigue life requirements. To address ... -
Development of Nondestructive Examination Acceptance Criteria for Shallow Partial Penetration Welds in a Conceptual Used Nuclear Fuel Container
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The used fuel container (UFC) is a metal container for long-term management (i.e., disposal) of used nuclear fuel in a deep geological repository. The UFC employs a nonstandard closure weld joint with a shallow ... -
Predicting Critical Loads in U-Notched 3D-Printed Acrylonitrile-Styrene-Acrylate and Carbon Fiber-Reinforced Acrylonitrile-Styrene-Acrylate Specimens Using Failure Assessment Diagrams
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The mechanical behavior of three dimensional (3D)-printed polymeric materials, particularly those obtained through fused filament fabrication (FFF), has been extensively investigated over the last few years with ... -
Bayesian Approach to Model Temperature Dependence of Charpy Absorbed Energy and Uncertainty Evaluation of Ductile-to-Brittle Transition Temperature for Reactor Pressure Vessel Steel
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Embrittlement of reactor pressure vessel (RPV) steel caused by neutron irradiation has been evaluated using ductile-to-brittle transition temperature (DBTT) derived from surveillance tests (Charpy impact tests) ... -
Optimization of Protection Device Parameters for Pump-Stopping Water Hammer Protection in Long-Distance Water Conveyance Pipelines Via Hybrid NSGA-II
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Water hammer in long-distance pumped water transmission pipelines can cause severe safety incidents, making effective protection for pipelines and pump stations essential. However, optimizing parameters of water ... -
Research on the Deformation Behavior and Critical Liquid Level Prediction of Large Vertical Tank During Oil Inlet Settlement Process
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. In practical engineering applications, storage tanks in long-term service are prone to severe settlement, causing significant deformation of the tank walls. This can lead to floating roof jamming or seal failure, ... -
Physics-Informed One-Dimensional Convolutional Neural Networks Framework for Predicting Buckling Load of Spherical Shells Under External Pressure Based on Energy Barrier Method
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. In ocean engineering, spherical shells often serve as common pressure vessels. Under external pressure, these shells tend to suffer from buckling damage. To ensure the stability of spherical shells and optimize ... -
Mechanical Behavior of Corroded Steel Pipe Rehabilitated by Liner Under Four-Point Bending
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. During operation, buried pipelines are vulnerable to corrosion induced by electrochemical factors, microorganisms, and stray currents, leading to compromised structural integrity and diminished load-bearing ... -
Research on Identification of the Plasticity Parameters of X80 Steel Based on Dimensional Analysis and Kriging Modeling Method
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Traditional tensile tests are not suitable for evaluating the mechanical properties of in-service pipelines, while indentation testing provides a more convenient alternative due to its minimal damage and effectiveness ... -
Buckling Assessment of Heat Exchanger Tubes Considering the Manufacturing Eccentricity: A Simplified Methodology Based on Experimental Insights
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Slender tubes are prone to buckling failure under compressive loads, which remains a critical challenge in the design of thin tubes. The fabrication of slender tubes is susceptible to manufacturing eccentricity, ... -
A Local Approach for Fatigue Life Analysis of Notched Components
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. From the author's previous study, it is sure that the local approach for fracture analysis of notched components under static loading proposed by the author established on the basis of linear elastic mechanics ... -
Seismic Safety Analysis of Double-Steel-Wall Full-Containment Liquefied Natural Gas Storage Tanks Under Service and Leakage Conditions
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The seismic resilience of liquefied natural gas (LNG) storage tanks is critical for public safety and economic stability. This study accesses the safety of a 30,000 m3 double-steel-wall full-containment LNG storage ...