Effect of Silicon Content on Carbide Precipitation and Low-Temperature Toughness of Pressure Vessel Steels
Sign Up to like & getrecommendations! Published in 2017 at "Metal Science and Heat Treatment"
DOI: 10.1007/s11041-017-0110-4
Abstract: Cr – Mn – Mo – Ni pressure vessel steels containing 0.54 and 1.55% Si are studied. Metallographic and fractographic analyses of the steels after tempering at 650 and 700°C are performed. The impact toughness… read more here.
Keywords: toughness; vessel steels; pressure vessel; effect silicon ... See more keywords
Design of a Comprehensive Pressure Vessel Experimental Device
Sign Up to like & getrecommendations! Published in 2018 at "Wireless Personal Communications"
DOI: 10.1007/s11277-017-5100-8
Abstract: AbstractThe equipment used in stress- and pressure-related non-destructive testing (NDT) experiments tends to have single functionality and a low degree of automation. There are also safety risks inherent in existing pressure testing methods. This paper… read more here.
Keywords: design comprehensive; pressure vessel; vessel; experimental device ... See more keywords
Mode-I Fracture Investigations of Pressure Vessel Steels: Experimental and Simulation Study
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Engineering and Performance"
DOI: 10.1007/s11665-020-05209-7
Abstract: The current paper reports the development of experimental–simulation coupled approach to investigate fracture behavior of SA 387 and SA 516 pressure vessel steels. Mechanical and fracture properties are derived from tensile and fracture tests, respectively.… read more here.
Keywords: pressure vessel; fracture; vessel steels; experimental simulation ... See more keywords
Piping and Pressure Vessel Welding Automation through Adaptive Planning and Control
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DOI: 10.1007/s11837-019-03912-y
Abstract: Welding automation is a pathway to reducing costs in the energy sector and dependence on certified welders, who are in short supply. Recent research into system-level automation of multibead/layer Tungsten Inert Gas welding for stainless-steel… read more here.
Keywords: planning; pressure vessel; automation; control ... See more keywords
Radiation induced solute clustering in high-Ni reactor pressure vessel steel
Sign Up to like & getrecommendations! Published in 2019 at "Acta Materialia"
DOI: 10.1016/j.actamat.2019.08.028
Abstract: Abstract The thermal stability and the structure of solute-vacancy clusters formed by neutron irradiation are studied by means of positron annihilation spectroscopy and hardness measurements of post-irradiation annealed reactor pressure vessel steels with high and… read more here.
Keywords: pressure vessel; radiation induced; reactor pressure;
Impact of shield elements on the WWER-440 reactor pressure vessel activation
Sign Up to like & getrecommendations! Published in 2019 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2019.03.008
Abstract: Abstract The WWER-440 type nuclear reactor is one of the most common reactor types in the nuclear power plants (NPP) across Central and Eastern Europe. Most of the NPPs equipped with these reactors have reached… read more here.
Keywords: shield elements; reactor pressure; pressure vessel; wwer 440 ... See more keywords
Prediction of composite layer thickness for Type III hydrogen pressure vessel at the dome part
Sign Up to like & getrecommendations! Published in 2021 at "Composite Structures"
DOI: 10.1016/j.compstruct.2021.114177
Abstract: Abstract A Type III hydrogen pressure vessel composed of an aluminum liner and composite layers was analyzed, and the rapidly varying thickness of composite layers at the dome part was precisely estimated. As each helical… read more here.
Keywords: hydrogen pressure; thickness; dome part; pressure vessel ... See more keywords
Correlation of local parameters of brittle crack initiation and propagation with the fracture toughness of VVER-1000 pressure vessel steels
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Fracture Mechanics"
DOI: 10.1016/j.engfracmech.2018.09.022
Abstract: Abstract Base metal of the VVER-1000 reactor pressure vessel steel in the unirradiated state was studied. The purpose of the work was to find a correlation between local fracture microparameters and macroparameters of samples under… read more here.
Keywords: pressure vessel; correlation local; fracture; parameters brittle ... See more keywords
A novel method to estimate the fracture toughness of pressure vessel ferritic steels in the ductile to brittle transition region using finite element analysis and Master Curve method
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Pressure Vessels and Piping"
DOI: 10.1016/j.ijpvp.2019.103949
Abstract: Abstract Fracture toughness is a key parameter in the structure integrity assessment for pressure vessels. Several experiments must be performed to obtain the accurate fracture toughness of pressure vessel steels. However, these experiments are both… read more here.
Keywords: toughness pressure; method; pressure; fracture toughness ... See more keywords
An optimized pressure vessel obtained by metal additive manufacturing: Preliminary results
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Pressure Vessels and Piping"
DOI: 10.1016/j.ijpvp.2021.104434
Abstract: Abstract The feasibility of a pressure vessel shape optimization is here investigated. An analytical procedure based on calculus of variations is used for the shape optimization of a naturally closed pressure vessel aiming at either… read more here.
Keywords: manufacturing; geometry; pressure; optimized pressure ... See more keywords
Evolution of precipitation in reactor pressure vessel steel welds under neutron irradiation
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Nuclear Materials"
DOI: 10.1016/j.jnucmat.2017.03.019
Abstract: Reactor pressure vessel steel welds are affected by irradiation during operation. The irradiation results in nanometre cluster formation, which in turn affects the mechanical properties of the material, e.g. the ductile-to-brittle transition temperature is shifted… read more here.
Keywords: irradiation; pressure vessel; material; reactor pressure ... See more keywords