High strain-rate compression tests on ice

WebTo study the variation of rock burst proneness according to different strain rates, four strain rates (0.005, 0.01, 0.5, and 1.0 s −1) were considered based on the typical range of strain rate ε e associated with rock burst (Wasantha et al., 2015).The specific test plan is listed in Table 1.Moreover, to avoid the heterogeneity of the rock material (especially the layered … WebFrom National Research Council Canada. High-speed uniaxial compression tests were conducted in the strain-rate range 10-1-101 s-1, at -11 C, on freshwater ice and "Baltic" …

Impact Compression Test of Ice by Combining SHPB …

WebJul 8, 2024 · The fracture behavior and stress of ice at high strain rates can be determined by combining the SHPB method with high-speed camera observation. The split Hopkinson pressure bar (SHPB) method proposed by Kolsky [ 1, 2] is the most famous impact test to measure the deformation of materials under high strain rates. WebApr 2, 2007 · The compressive strength of ice was measured at high strain rates of 103s−1 order of magnitude. Since ice compressive strength is known to be strongly dependent on strain rate,... flagship hotel ac https://shipmsc.com

Triaxial Compression Testing of Ice - American Society of Civil …

WebApr 1, 2007 · The compressive strength of ice was measured at high strain rates of 103 s−1 order of magnitude. Since ice compressive strength is known to be strongly dependent on strain rate, properties corresponding to high strain rates are needed for engineering predictions of the behavior of ice under dynamic crushing scenarios. The split Hopkinson … WebThe SHPB was adapted to perform tests at high strain rates in the range 60 to 1400/s at test temperatures of -10 and -30 C. Experimental results showed that the strength of ice … WebDec 1, 2006 · Schulson (2001) (see Fig. 2) shows a dramatic increase for polycrystal ice in the compressive failure stress from 0.5 MPa at a strain rate of 10 −8 s −1 to 10 MPa at a strain rate of 10 −3 s −1 then a decline to 6 MPa at 10 −1 s −1 (with considerable scatter in the data). Download : Download full-size image Fig. 1. canon ink cartridge 645

High strain rate out‐of‐plane compression of birch plywood from …

Category:(PDF) Compressive strength of iceberg ice - ResearchGate

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High strain-rate compression tests on ice

Impact Compression Test of Ice by Combining SHPB …

WebProcedures have been refined for performing constant-strain-rate triaxial tests on ice samples. The equipment is designed such that the confining pressure/axial stress ratio remains constant. Sample axial displacements are measured inside the cell on the sample and outside the cell between the cell and the loading piston. Webture interactions, such as, ice drilling/crushing and high-speed ice impacts, the strain rates in ice are much larger than those con-sidered in the limited experimental studies on ice thus …

High strain-rate compression tests on ice

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WebJul 8, 2024 · The fracture behavior and stress of ice at high strain rates can be determined by combining the SHPB method with high-speed camera observation. The split Hopkinson … WebJun 17, 2024 · Additionally, in some high strain rate studies on fiber-reinforced normal and high-strength concrete samples that had compressive strength values of 35–110 MPa, strain rates in the range of 10 to -700 s −1 were measured by using SHPB test setups [12,13,14,15,16,17]. In these experimental studies, the specimens having radii varying in …

WebJul 30, 2013 · High-Strain-Rate Compression Testing of Ice [Shazly, Mostafa, Nasa Technical Reports Server (Ntrs), Et Al] on Amazon.com. *FREE* shipping on qualifying offers. High-Strain-Rate Compression … WebApr 12, 2024 · Materials for aerostructures require vigorous testing to ensure they can withstand the range of conditions an aircraft is exposed to. With areas such as static bending and free vibration response of materials for this application, including composite panels, having been widely investigated [1,2,3,4,5].A specific area of interest is the impact …

WebFeb 12, 2011 · Ice strength will increase as strain rate rises up, until brittle failure occurs. Some investigations (Cole, 2001;Dutta, 1993; Jones, 2003) consider ice strength will … WebNano size pillars (<500 nm) show near universal scaling exponent of 1.50 ± 0.07 at all applied strain rates. The strain hardening rate and deformation …

WebMar 7, 2024 · In this study, the dynamic impact laboratory tests were conducted for frozen sandy soil with various water contents (from 15% to 110%) and strain rates (from 450 s -1 to 728 s -1) based on the split Hopkinson pressure bar (SHPB) system.

WebJan 20, 2024 · This type of tester has been used by Timco (1980) to document the compressive strength under a high loading rate of both carbamide-and saline-doped model ice over a limited range of scale factors, and by Nakajima and others (1981) in … canon ink cartridge cl 811WebSep 1, 2004 · High strain rate compression tests were conducted with columnar ice grown in the laboratory. In addition to measuring stress and strain to failure at 2 strain rates, we … flagship hotel atlantic city phone numberWebJan 1, 2006 · The SHPB was adapted to perform tests at high strain rates in the range 60 to 1400/s at test temperatures of -10 and -30 C. Experimental results showed that the … canon ink cartridge 251 bkWebFeb 1, 2015 · A modified split Hopkinson bar is developed for sub-zero temperature testing. •. Dynamic strength of lake water ice and distilled water ice is measured. •. States of stress include uniaxial compression and combined compression and shear. •. Peak strength of ice is rate sensitive over the strain rate range 100–600/s. •. canon ink cartridge 540 541WebJan 1, 2005 · The SHPB was adopted to perform elevated strain-rate tests at temperatures as low as -30 o C. Experimental results showed that the strength of ice increases with … canon ink cartridge air ventWebUniaxial compression tests on cylindrical polycrystalline ice specimens were made to determine the characteristics of the platens. For 21 specimens with ends prepared on a lapping plate to obtain a mirror finish, the measured strength showed a variation of only 13% for length-to-diameter ratios from 0.74 to 2.5, with no systematic trend. canon ink cartridge cheatWebNov 25, 2024 · Inconel 718 is a well-known nickel-based superalloy used for high-temperature applications. The aim of the present study was to formulate a constitutive … flagship hotel atlantic city