Results 11 to 20 of about 246,608 (267)

A new device for stress monitoring in continuously welded rails using bi-directional strain method

open access: yesJournal of Modern Transportation, 2018
The technology of continuously welded rails (CWRs) is important in modern railway track structures. To measure rail stress, resistance strain gauges are preferred due to their good stability, sensitivity, and resistance to external interference. Based on
Ganzhong Liu   +5 more
doaj   +1 more source

A new measurement method for micro deformation of sheet on handling processes (Development of an apparatus for measuring micro deformation)

open access: yesNihon Kikai Gakkai ronbunshu, 2015
In fabrication process for electric devices, high precision patterning on sheet substrates is required. To pattern with high precision, high precision positioning of the sheet to the target location is needed.
Katsumasa YAMAZAKI   +2 more
doaj   +1 more source

Recent Advances on Early Detection of Heat Strain in Dairy Cows Using Animal-Based Indicators: A Review

open access: yesAnimals, 2021
In pursuit of precision livestock farming, the real-time measurement for heat strain-related data has been more and more valued. Efforts have been made recently to use more sensitive physiological indicators with the hope to better inform decision-making
Hang Shu   +3 more
doaj   +1 more source

Development of strain gages to analyze the stress intensity factor of a crack tip

open access: yesNihon Kikai Gakkai ronbunshu, 2015
There are currently one or two kinds of strain gages to measure the stress intensity factor. It might not be sometimes easy to analyze the stress intensity factor with those gages.
Shigeru KUROSAKI   +5 more
doaj   +1 more source

Development of K0 Coefficient Measurement and Stress Path Test Function of Triaxial Apparatus

open access: yesShanghai Jiaotong Daxue xuebao, 2021
The high accuracy small strain triaxial apparatus (hereinafter inferred to as the new triaxial apparatus) developed and assembled by Shanghai Jiao Tong University adopts a built-in pressure chamber by integrating the stress and strain loading function ...
PAN Shang, LIU Jinhao, ZHANG Qi, YE Guanlin
doaj   +1 more source

Experimental determination of the plastic deformation and fracture behavior of polypropylene composites under various strain rates

open access: yesPolymer Testing, 2021
A strain measurement method is proposed that defines an intrinsic flow stress equation for various strain rates using representative brittle and ductile polypropylene composites.
Minsoo Kim, Tae Yun Park, Seokmoo Hong
doaj   +1 more source

Direct measurement of strain-dependent solid surface stress

open access: yesNature Communications, 2017
Solid surface stress is a fundamental property of solid interfaces. Here authors measure the solid surface stress of a gel, and show its dependence on surface strain through a surface modulus.
Qin Xu   +5 more
doaj   +1 more source

Research on In Situ Stress Measurements in Reinforced Concrete Beams Based on the Core-Drilling Method

open access: yesAdvances in Civil Engineering, 2020
To increase the accuracy of the core-drilling method in measuring the in situ stresses within concrete beams, this paper developed a special core-drilling machine system, studied the surface stress release rule of concrete beams through finite element ...
Nian-Chun Deng, Peng-Fei Tang
doaj   +1 more source

Modification of the CSIRO method in the long-term monitoring of slope-induced stress

open access: yesFrontiers in Earth Science, 2022
The in situ stress measurement technique can be used in long-term monitoring of induced stress to obtain three-dimensional stress states in slope engineering.
Zhihao Jin   +6 more
doaj   +1 more source

Measurement of Strain-Amplitude Dependent Internal Friction with Torsion Pendulum and Vibration Reed Methods [PDF]

open access: yesMaterials Research, 2018
In the traditional standard of internal friction measurement the torsion pendulum and vibration reed were preferentially recommended where the issue of strain amplitude dependence of internal friction was not concerned.
Qianfeng Fang   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy