Technical Note: Quality assurance of proton central axis pencil-beam spread-out Bragg peak using large-diameter multilayer ionization chambers.
Sign Up to like & getrecommendations! Published in 2019 at "Medical physics"
DOI: 10.1002/mp.13732
Abstract: PURPOSE The aim of this work is to describe a method of machine quality assurance (QA) by measuring proton spread-out Bragg peak constructed by the integrated depth dose via a large-diameter (12-cm) multilayer ionization chamber… read more here.
Keywords: large diameter; energy; spread bragg; bragg peak ... See more keywords
Optimization of the Processes of Forming and Welding of Large-Diameter Pipes with the Help of Mathematic Simulation
Sign Up to like & getrecommendations! Published in 2020 at "Metallurgist"
DOI: 10.1007/s11015-020-00981-2
Abstract: We propose the procedures whose realization in the form of algorithms and mathematical models developed on the basis of the finite-element method (FEM) enables one to compute the boundaries of the zone of deformation and… read more here.
Keywords: diameter pipes; large diameter; welding large; forming welding ... See more keywords
Pipe-Soil Interaction and Sensitivity Study of Large-Diameter Buried Steel Pipes
Sign Up to like & getrecommendations! Published in 2021 at "Ksce Journal of Civil Engineering"
DOI: 10.1007/s12205-021-0392-3
Abstract: Large-diameter buried steel pipes (BSPs) have been widely utilized in water diversion and hydropower fields. This paper presents a comprehensive numerical investigation on the interaction between the large-diameter pipe and soil under three typical working… read more here.
Keywords: diameter; soil; pipe soil; large diameter ... See more keywords
Numerical Investigation of the Method of Structural Performance and Rehabilitation of Large-Diameter Buried Steel Pipes Subjected to Excessive Deformation: A Case Study of China
Sign Up to like & getrecommendations! Published in 2021 at "KSCE Journal of Civil Engineering"
DOI: 10.1007/s12205-021-2351-4
Abstract: Large-diameter buried steel pipes (BSPs) play critical roles in water transport for major water diversion and hydropower projects. Due to poor pipe-soil composite system properties and installation conditions, they are prone to excessive deformation, resulting… read more here.
Keywords: large diameter; steel pipes; deformation; excessive deformation ... See more keywords
Large-diameter, non-pumped wells filled with reactive media for groundwater remediation
Sign Up to like & getrecommendations! Published in 2017 at "Environmental Earth Sciences"
DOI: 10.1007/s12665-017-7029-3
Abstract: A groundwater flow and contaminant transport model was used to simulate arrays of non-pumped wells with reactive media for remediating contaminated groundwater. Each array featured a minimum number of wells, with identical diameter, capable of… read more here.
Keywords: reactive media; groundwater; pumped wells; large diameter ... See more keywords
Ultimate Lateral Capacity of Large Diameter Monopiles Embedded in Sand
Sign Up to like & getrecommendations! Published in 2021 at "Indian Geotechnical Journal"
DOI: 10.1007/s40098-021-00556-1
Abstract: Large diameter monopiles are considered to be sustainable foundations for supporting large offshore wind turbines in shallow to medium water depths. In view of the offshore environment, lateral response of the monopile usually governs its… read more here.
Keywords: diameter monopiles; large diameter; ultimate lateral; lateral capacity ... See more keywords
Simulation analysis of the hydration heat of large diameter CFST arch and its effects on loading age
Sign Up to like & getrecommendations! Published in 2019 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2019.01.022
Abstract: Abstract The hydration heat of pumped concrete in large diameter concrete-filled steel tube (CFST) arches results in considerable temperature changes, which significantly affect the development of the mechanical properties of concrete during its hardening process,… read more here.
Keywords: hydration heat; heat; large diameter; cfst ... See more keywords
An Efficient FE model for SSI: Theoretical background and assessment by predicting the response of large diameter monopiles supporting OWECs
Sign Up to like & getrecommendations! Published in 2018 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2017.12.001
Abstract: Abstract An efficient technique called NVSM (Nonlinear Vertical Slices Model) for analyzing soil/structure interaction (SSI) problems is presented. This procedure approximates a full 3D problem into a series of 2D vertical interacting panels which can… read more here.
Keywords: diameter monopiles; predicting response; large diameter; monopiles supporting ... See more keywords
Finite element analysis of cyclic lateral responses for large diameter monopiles in clays under different loading patterns
Sign Up to like & getrecommendations! Published in 2021 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2021.104104
Abstract: Abstract It is very important to analyze the lateral cyclic response of monopiles for the design of offshore wind turbines (OWTs). A three-dimensional finite element method for lateral cyclic responses of large-diameter monopiles is developed… read more here.
Keywords: responses large; diameter monopiles; large diameter; loading patterns ... See more keywords
Upper bound analysis of working face passive failure in large-diameter shield tunneling based on a composite mechanism
Sign Up to like & getrecommendations! Published in 2021 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2021.104362
Abstract: Abstract This paper investigates the passive instability of the working face of large-diameter shield tunneling in frictional soils by developing a new mechanism. The proposed composite mechanism comprises rotational and translational blocks, and failure is… read more here.
Keywords: diameter shield; failure; composite mechanism; large diameter ... See more keywords
Axial bearing capacity of large-diameter grouted connections analyzed by means of a simplified double shear test
Sign Up to like & getrecommendations! Published in 2017 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2016.11.123
Abstract: Abstract Grouted connections have recently been widely used in the support structures of offshore wind turbines. As these connections are strong and large, full-scale testing has been proved difficult. Double shear specimens with a high… read more here.
Keywords: large diameter; grouted connections; double shear; test ... See more keywords