Impact compressive response of dry sand
Witryna4 lip 2024 · The dynamic response, energy dissipation and particle-breaking behaviors of sand subjected to high-speed impact were investigated. Sand specimens with moisture contents of 0%, 2%, 4%, … Witryna1 mar 2014 · The dynamic compressive behavior of sorted and unsorted Eglin sand (Quikrete #1961 sand quarried in Pensacola, FL) under confinement was characterized under dry or moisture conditions at strain rates near 600 s−1 using a long split Hopkinson pressure bar, respectively.
Impact compressive response of dry sand
Did you know?
Witryna1 sie 2007 · Abstract. The dynamic compaction of sand was investigated experimentally and computationally to stresses of 1.8 GPa. Experiments have been performed in the … Witryna1 lut 2024 · Sandy soil can be always enhanced by increasing the moisture content and degree of compaction. The mechanical properties of the sandy soil specimens with …
Witryna8 sty 2013 · The nearly uniaxial stress-strain curves exhibit an elastic-plastic behavior, whereas the uniaxial stress-strain curves show a brittle behavior. The compressive … Witryna1 lut 2024 · Based on the mesoscopic numerical model, the dynamic response of dry sand at the mesoscopic scale is firstly analyzed in detail and is then validated against …
Witryna1 gru 2016 · It was found in the experiments that an increasing water saturation (in the range between 10 and 30 %) affected the height of sand pile for a given drop height due to an increasing cohesion... Witryna1 lis 2011 · Request PDF Effect of Mass Density on the Compressive Behavior of Dry Sand Under Confinement at High Strain Rates Dynamic compressive behavior of …
Witryna9 wrz 2024 · The results showed that the compressibility and the granular crushing index of the dry sand were much greater than that of the saturated sand, and the dynamic stress-strain relationship of the dry sand exhibited three-stage nonlinear characteristics. cunny person meaningWitryna1 cze 2024 · It can be observed that the stress–strain response of partially saturated sand generally stiffens with increasing initial dry density prior to water lock-up, while stiffening decreases with increasing saturation. An increase in confinement rigidity causes a rise in stiffness with lock-up occurring only in specimens confined in steel … easy banana pudding with vanilla wafersWitryna1 cze 2024 · The objective is to determine the influence of initial dry density and confinement environment on the stress–strain response, energy absorption, and … easy banana pudding with cool whipWitrynaThe results moisture content, initial density and lateral confinement showed that the compressive response of the dry sand is which are varied systematically. The sand becomes not strain rate sensitive under the loading conditions in stiffer if initial density or confinement pressure the study considered by Song et al. (2009) whereas it increases. easy banana recipes few ingredientsWitryna1 lis 2011 · Moreover, the uniaxial compressive behaviors of dry sand in the loading phase is independent of the strain rate [38][39] [40], or insensitive to the strain rate … cunny und friedrich baumarktWitrynaThe sands varied in grading and angularity, though at a strain rate of 103s−1the results for all three sands indicated a reduction in stiffness in 20% saturated samples compared to the dry sand, followed by a stiffening response for saturations of 40−100%, with the onset of lock-up behaviour varying between sands. easy banana recipes with few ingredientsWitryna22 paź 2024 · In this paper, a split Hopkinson pressure bar (SHPB) apparatus is used to conduct impact tests on two types of coral sand to investigate mechanical behavior. Using this approach, compressive stress-strain curves of the one-dimensional strain state are obtained, with strain rates ranging from 460 s −1 to 980 s −1. cu no3 2 safety sheet