Temperature and Borehole-Wall Stress Fields of Gas Drilling
Sign Up to like & getrecommendations! Published in 2019 at "Chemistry and Technology of Fuels and Oils"
DOI: 10.1007/s10553-019-00990-1
Abstract: Air drilling technology in some cases improves wellbore penetration and stability. The annulus gas temperature is usually regarded to be the same as the formation temperature. However, the gas temperature is greatly influenced by the… read more here.
Keywords: temperature; gas; wall; stress ... See more keywords
Durability of concrete reinforced with alfa fibres exposed to external sulphate attack and thermal stresses
Sign Up to like & getrecommendations! Published in 2020 at "Asian Journal of Civil Engineering"
DOI: 10.1007/s42107-020-00228-0
Abstract: This study focuses on the durability of concrete reinforced with alfa fibres against external sulphatic attack and thermal stresses. Several mix design and tests were made of three types of concrete reinforced with alfa fibres… read more here.
Keywords: alfa fibres; attack; reinforced alfa; concrete reinforced ... See more keywords
Numerical investigation of residual thermal stresses in welded joints of heterogeneous steels with account of technological features of multi-pass welding
Sign Up to like & getrecommendations! Published in 2017 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2016.10.005
Abstract: Abstract The paper describes a two-dimensional mathematical model to evaluate stresses in welded joints formed in multi-pass welding of multi-layered steels. The model is based on a system of equations that includes the Lagrange's variational… read more here.
Keywords: pass welding; residual thermal; welded joints; thermal stresses ... See more keywords
Thermal stresses in composite cylindrical lattices
Sign Up to like & getrecommendations! Published in 2021 at "Composite Structures"
DOI: 10.1016/j.compstruct.2021.113747
Abstract: Abstract Deployable spacecraft technology should be both lightweight and compact for storage while also being rigid and expansive once deployed. A new type of structure that can meet both of these requirements is the morphing… read more here.
Keywords: thermal stresses; cylindrical lattices; symmetrical laminates; stresses composite ... See more keywords
Development of growth and thermal stresses in NiO scale on pure Ni: The metal nanocrystallization effect
Sign Up to like & getrecommendations! Published in 2017 at "Corrosion Science"
DOI: 10.1016/j.corsci.2017.10.020
Abstract: Abstract Ni sheet samples with one side normally coarse-grained and the other side nano-grained have been prepared for two-sided oxidation deflection testing. The sample is sharply deflected during heating up to 800 °C in air, because… read more here.
Keywords: thermal stresses; nio scale; nanocrystallization effect; development growth ... See more keywords
Monitoring of transient thermal stresses in pressure components of steam boilers using an innovative technique for measuring the fluid temperature
Sign Up to like & getrecommendations! Published in 2019 at "Energy"
DOI: 10.1016/j.energy.2019.03.049
Abstract: High thermal loads of the thick-walled components arise during the start-up and shutdown in the thermal power units, both classical and nuclear. The thermal stresses should be determined on-line during start-up of the power unit,… read more here.
Keywords: thermal stresses; pressure components; temperature; fluid temperature ... See more keywords
A stress function based model for transient thermal stresses of composite laminates in various time-variant thermal environments
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2020.105651
Abstract: Abstract We present a study of transient thermal stresses of composite laminate in this work by means of stress function based approach considering various time-variant thermal environments. Two-dimensional temperature distribution is considered for both linear… read more here.
Keywords: methodology; stresses composite; transient thermal; stress function ... See more keywords
Stochastic eigenfrequency and buckling analyses of plates subjected to random temperature distributions
Sign Up to like & getrecommendations! Published in 2021 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2020.107088
Abstract: Abstract Many studies previously reported in the literature have demonstrated, both theoretically and experimentally, the influence of thermally-induced stresses on the static and dynamic behavior of structures, due to the so-called stress-stiffening effect. In most… read more here.
Keywords: temperature; stochastic eigenfrequency; buckling analyses; eigenfrequency buckling ... See more keywords
Thermal stresses in layered thick cylindrical shells of infinite length
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Thermal Stresses"
DOI: 10.1080/01495739.2016.1269623
Abstract: ABSTRACT A layered infinite closed thick cylindrical shell subjected to steady thermo-loads on surfaces, which is treated as two-dimensional plane strain problem, i.e., a layered ring with rectangular cross section of unit width, was investigated… read more here.
Keywords: thick cylindrical; layered thick; method; two dimensional ... See more keywords
Modeling of thermal stresses in low alloy steels
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Thermal Stresses"
DOI: 10.1080/01495739.2019.1587329
Abstract: Abstract Computing the evolution of thermal stresses accurately requires appropriate constitutive relations. This includes both the thermal and mechanical aspects, as temperature is the driver to thermal stresses. The paradigm of Integrated Computational Materials Engineering… read more here.
Keywords: alloy steels; stresses low; low alloy; thermal stresses ... See more keywords
Thermal stresses in orthotropic Cosserat elastic cylinders
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Thermal Stresses"
DOI: 10.1080/01495739.2019.1679059
Abstract: Abstract This paper is concerned with the equilibrium theory of orthotropic Cosserat continua. We study the thermoelastic deformation of a beam which is subjected to a prescribed thermal field. The work is motivated by the… read more here.
Keywords: orthotropic cosserat; study; cosserat elastic; stresses orthotropic ... See more keywords