Results 1 to 10 of about 102,126 (216)

Deformation-strength model application at the determining of stress-strain state of reinforced concrete structures

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2017
The work considers the possibility and expediency of deformation-strength model applica-tion in the study of stress-strain state of reinforced concrete structures.
Karpiuk V. M.   +3 more
doaj   +7 more sources

A Grip Strength Estimation Method Using a Novel Flexible Sensor under Different Wrist Angles

open access: yesSensors, 2022
It is a considerable challenge to realize the accurate, continuous detection of handgrip strength due to its complexity and uncertainty. To address this issue, a novel grip strength estimation method oriented toward the multi-wrist angle based on the ...
Yina Wang   +3 more
doaj   +1 more source

Influence of constitutive model on calculation results of creep deformation response of notched specimen of GH4169 alloy

open access: yesJournal of Aeronautical Materials, 2021
In view of the creep deformation failure of areo-engine high temperature components, the elastoplastic and creep deformation response of GH4169 alloy smooth and notched plate specimens at 650 ℃ is calculated using elastoplastic coupled creep constitutive
HU Xianming   +3 more
doaj   +1 more source

Dynamic recrystallization behavior and numerical simulation of S280 ultra-high strength stainless steel

open access: yesJournal of Materials Research and Technology, 2022
The S280 ultra-high strength stainless steel was subjected to isothermal constant strain rate compression experiments under the conditions of deformation temperature 1000–1150 °C and strain rate 0.001–10 s−1 by Thermecmaster-Z thermal simulation testing ...
Kaiming Zhang   +5 more
doaj   +1 more source

Research on influence of assembly gap on connection strength of composite overlap structures caused by curing deformation

open access: yesHangkong gongcheng jinzhan, 2020
Curing deformation can cause assembly gaps, thereby affecting the strength of composite material lap joint structures. The thermal coupling pre-treatment method is proposed.
ZHU Xiaolong   +6 more
doaj   +1 more source

Elasto-plastic analysis of a multi-stage excavation in bonded geomaterials [PDF]

open access: yesE3S Web of Conferences, 2019
The deformation characteristics of braced and unbraced excavations in a dry structured soil are investigated numerically. A constitutive model based on the theory of bounding surface plasticity is used to predict the plastic deformation of the soil.
Moghaddasi Hamed, Khoshghalb Arman
doaj   +1 more source

Deformation patterns and coordination mechanisms of cross-size microchannels during thermocompression bonding process

open access: yesJournal of Materials Research and Technology, 2023
High-quality bonding of microfluidic chips is essential for driving the rapid marketization of microfluidic devices. While thermocompression bonding is known for its simplicity, challenges such as high deformation and low bond strength persist.
Baishun Zhao   +4 more
doaj   +1 more source

Effects of 3D deformation and nonlinear stress–strain relationship on the Brazilian test for a transversely isotropic rock

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2023
To improve the accuracy of indirect tensile strength for a transversely isotropic rock in the Brazilian test, this study considered the three-dimensional (3D) deformation and the nonlinear stress–strain relationship.
Juhyi Yim   +3 more
doaj   +1 more source

Plastic deformation behavior and constitutive modeling of Cu-50Ta alloy during hot compression

open access: yesMaterials Research Express, 2022
This paper presents a study on plastic deformation behavior of Cu–50Ta alloy at temperatures of 286–473 K and strain-rate of 0.01–6200 s ^−1 . The effects of temperature, strain-rate, and strain on the yield strength, flow stress, and strain-rate ...
Bo Pu   +4 more
doaj   +1 more source

Analysis of Cold Composite Sheet Rolling Considering Anisotropic Effect and Position-Dependent Friction Model

open access: yesMetals, 2023
The large difference in mechanical properties and plastic deformation ability of each layer will have a great impact on the overall performance of a composite sheet prepared by cold-roll bonding. The effect of rolling and material variables on the stress
Jiageng Liu   +6 more
doaj   +1 more source

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