Results 31 to 40 of about 5,398,452 (282)

Study on Creep Behavior of Silty Clay Based on Fractal Derivative

open access: yesApplied Sciences, 2022
Soft soil is widely distributed in the riverside area of southern China. The creep deformation characteristics of the soft soil affect the long-term stability of the structure foundation, which cannot be ignored. Through the triaxial drainage creep test,
Qian Yin   +5 more
doaj   +1 more source

Development of Advanced Creep Damage Constitutive Equations for Low CR Alloy Under Long-Term Service [PDF]

open access: yes
Low Cr alloys are mostly utilized in structural components such as steam pipes, turbine generators and reactor pumps operating at high temperatures from 400℃ to 700℃ in nuclear power plants.
Xu, Qihua
core   +3 more sources

Shear creep mechanical properties and damage model of mudstone in open-pit coal mine

open access: yesScientific Reports, 2022
Clarifying the shear creep characteristics of rock and scientifically analyzing its creep deformation law is the key to solving the problem of safe construction and long-term stability analysis of the open-pit coal slope rock mass. Shear creep tests were
Guanghe Li   +7 more
doaj   +1 more source

Creep and Hardening Characteristics of Anthracite under Graded Static–Dynamic Coupled Loading

open access: yesApplied Sciences, 2023
Remaining coal pillars in remining areas exhibit clear creep characteristics, and dynamic pressure accelerates their instability and failure. The creep and hardening characteristics of coal under dynamic pressure are of great engineering significance for
Shaofei Yue   +5 more
doaj   +1 more source

Creep Characteristics and Creep Model of Coal Based on Pore Water Pressure

open access: yesProcesses, 2023
Anthracite in a specific area of Shanxi Province is the subject of this essay’s research. In the creep studies, different porosity intervals and pore water pressures were employed to evaluate the mechanical properties of creep under various test paths.
Fumin Zhang   +2 more
openaire   +1 more source

Time-Dependent Creep Constitutive Model of Roadway Surrounding Rock Based on Creep Parameters

open access: yesGeofluids, 2022
In order to better study the creep deformation characteristics of rock under different stresses, the generalized Burgers model was used as the basic model after analyzing the creep characteristics of rock and its relationship with stress and strain, and ...
Yukun Ma   +4 more
doaj   +1 more source

The role of uncertainty in creep mechanics [PDF]

open access: yes, 2013
The development of constitutive models for the analysis of the creep (and fatigue) of structures at high temperature has a long history. Nevertheless, with a few exceptions, it is common in engineering practice to use relatively simple models, typically ...
Boyle, James
core   +3 more sources

Creep Characteristics of Weathered Soils and Application of Singh-Mitchell's Creep Formula [PDF]

open access: yesJournal of The Korean Society of Agricultural Engineers, 2009
Soils exhibit creep behavior in which deformation and movement proceed under a state of constant stress or load. In Korea, weathered soil is abundant and occupies around one-third of the country. Weathered soil is visually described as a sandy or gravelley soil, but the behavior is quite different from the behavior of usual sand and gravel.
Tae-Ho Bong   +4 more
openaire   +1 more source

Experimental study on creep failure characteristics of coal mass under multistage stress and construction of prediction model

open access: yesFrontiers in Earth Science, 2023
The creep and failure mode of stratified coal is complex and challenging to predict. This is highly attributed to the internal stratified structure generated during coal forming.
Yiran Yang   +5 more
doaj   +1 more source

Improved Nonlinear Nishihara Shear Creep Model with Variable Parameters for Rock-Like Materials

open access: yesAdvances in Civil Engineering, 2020
Creep property is an important mechanical property of rocks. Given the complexity of rock masses, mechanical parameters change with time in the creep process.
Hang Lin   +6 more
doaj   +1 more source

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