Results 31 to 40 of about 4,423 (210)

Effects of strain rate and moisture content on the behaviour of sand under one-dimensional compression [PDF]

open access: yes, 2016
The influence of strain rate and moisture content on the behaviour of a quartz sand was assessed using high-pressure quasi-static (0.001 /s) and high-strain-rate (1000 /s) experiments under uniaxial strain.
Barr, A.   +6 more
core   +1 more source

Applicability of mechanical tests for biomass pellet characterisation for bioenergy applications [PDF]

open access: yes, 2018
In this paper, the applicability of mechanical tests for biomass pellet characterisation was investigated. Pellet durability, quasi-static (low strain rate), and dynamic (high strain rate) mechanical tests were applied to mixed wood, eucalyptus ...
Eastwick, Carol   +5 more
core   +3 more sources

An Experimental Investigation into Wear Resistance of Mg-SiC Nanocomposite Produced at High Rate of Compaction [PDF]

open access: yesJournal of Stress Analysis, 2018
The Mg-SiC nanocomposite specimens were produced at low strain rate of 8×10−3s−1 using a universal INSTRON testing machine, strain rate of about 8×102s−1 using a drop hammer and at strain rate of about 1.6×103s−1 employing a Split Hopkinson Pressure Bar (
G.H. Majzoobi, K. Rahmani, A. Atrian
doaj   +1 more source

The high strain-rate behaviour of three molecular weights of polyethylene examined with a magnesium alloy split-Hopkinson pressure bar

open access: yes, 2013
A traditional split-Hopkinson pressure bar system has been modified by the addition of ZK60A magnesium alloy pressure bars in order to increase the resolution of data when examining specimens of low-density, high-density and ultra-high molecular weight ...
Hughes, Foz   +2 more
core   +1 more source

High strain rate compression testing of glass fibre reinforced polypropylene

open access: yesEPJ Web of Conferences, 2012
This paper details an investigation of the high strain rate compression testing of GFPP with the Split Hopkinson Pressure Bar (SHPB) in the through-thickness and in-plane directions.
Cloete T.J.   +3 more
doaj   +1 more source

A testing technique for concrete under confinement at high rates of strain [PDF]

open access: yes, 2008
International audienceA testing device is presented for the experimental study of dynamic compaction of concrete under high strain rates. The specimen is confined in a metallic ring and loaded by means of a hard-steel Hopkinson pressure bar (80 mm ...
Forquin, Pascal   +2 more
core   +6 more sources

Pengaruh Beban Fatik dan Non Fatik Terhadap Kekuatan Tarik Impak Baja Karbon st.60

open access: yesTeknika, 2017
Penelitian ini bertujuan untuk mendapatkan kurva Stress–Number of cycles (S-N Curve) baja pada baja karbon st.60, sehingga dapat diketahui endurance limit dari material tersebut.dan untuk mengetahui seberapa besar kekuatan tarik impak material baja ...
Zulmiardi Zulmiardi
doaj   +1 more source

Experimental study on dynamic behavior analysis of coal and its acoustic emission response characteristics under impact failure

open access: yesDeep Underground Science and Engineering, EarlyView.
Based on acoustic emission response characteristics, it can be more accurate to identify the damage evolution process of coal under the combined dynamic and static loads, reveal the moment corresponding to coal damage, and identify the characteristics of coal failure. The research results are conducive to the further use of acoustic emission monitoring
Wei Zhang   +10 more
wiley   +1 more source

Strain hardening and shock mitigation response of polyurethane under high strain rates

open access: yesAIP Advances, 2021
Polyurethane is a promising candidate for the potting of embedded electronics due to its shock absorbing properties. This paper discusses the less known strain hardening and shock mitigation properties of 4,4′-methylenediphenyl diisocyanate based ...
Amandeep Singh   +5 more
doaj   +1 more source

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