SHPB Experimental Investigation used for Concrete

    Experimental investigation on dynamic behavior of concrete

    Oct 13, 2018 · an experimental investigation on the effects of strain rate on normal weight concrete after exposure to high temperature up to 1000 C using a microwave oven and a SHPB. Test results

    An Experimental Investigation on Partial Replacement of

    paper reports the preliminary results of an experimental investigation on the use of glass powder to partially replace cement in concrete applications. Although there is strength reaction in the presence of glass powder, however, glass powder can be used to replace 30% of the cement in a concrete mix with satisfactory strength

    Experimental and numerical investigations on the use of

    (a) Soft materials. The use of linear elastic, metal bars in the classical SHPB has certain limitations when testing soft materials. Because the levels of stress in the specimen only correspond to low stresses and strains in solid metal bars, the transmitted signal in the output bar may be low and difficult to measure accurately.

    Experimental and numerical investigation on the dynamic tensile

    The experimental results indicate that the concrete material has high strain rate sensitivity of the tensile. – The simulation results have a good agreement with the experimental data, the exploited damage model can be used for the dynamic tensile simulation of concrete and the used …

    SHPB - Scientific.Net

    SHPB Experimental Investigation used for Concrete Authors: Wei Zhang, Han Dong Song, Wei Yang, Guo Ping Jiang Abstract: The incident wave and transmission wave varying with the time have been obtained by SHPB experiment.

    Experimental Study on Dynamic and Static Mechanical

    experimental research with the rapid development in SFRC technology. Mohammadi and Bischoff et al. [6], [7] respectively using a drop-hammer machine and SHPB studied the impact resistance and dynamic mechanical properties of SFRC by experimental test. It had been observed that the concrete containing fibres at 2.0%

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    Sensitivity and Uncertainty Analysis of SHPB Tests for Concrete

    2020-01-27 · Many researches focus on the effect of interfacial friction on Split Hopkinson Pressure Bar (SHPB) tests of concrete materials, in which SHPB is one of the most widely used techniques for determination of the dynamic stress–strain response.

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    It is an experimental device that can be used to effectively study the dynamic constitutive relations of different materials at high stress–strain rates and was invented by Kolsky in 1950 (Kolsky 1949). The SHPB is also a powerful technique for evaluating different types of material damage.

    Experimental Investigation on Pervious Concrete Using Special

    The literatures were collected on the previous investigation based pervious concrete and their admixtures. Experimental investigation of pervious concrete with special admixtures was investigated. 2.2 LITERATURE VIEW 1. Karthik H.Obla(2010) Investigated that Pervious concrete is a special high porosity concrete used for flatwork

    CONCRETE MATERIALS AND TESTING

    2008-05-05 · September 1, 2003 CONCRETE MAN UAL 5-694.100 CONCRETE MATERIALS AND TESTING 5-694.100 5-694.101 GENERAL REQUIREMENTS The Specifications contain requirements for all concrete materials. Inspect all materials used in the construction of concrete …

    THE USE OF COCONUT FIBRES AS AN ENHANCEMENT OF CONCRETE

    USE OF COCONUT FIBRES AS AN ENHANCEMENT OF CONCRETE 1Yalley, P. P. and 2Kwan, A.S K. 1School of Engineering, Takoradi Polytechnic, Takoradi, Ghana 2School of Engineering, Cardiff University , Cardiff, UK. ABSTRACT This research describes experimental studies on the use of coconut fibre as enhancement of concrete.

    Sensitivity and uncertainty analysis of interfacial effect in SHPB tests for concrete

    Sensitivity and uncertainty analysis of interfacial effect in SHPB tests for concrete-like ... effective estimation of SHPB experimental results considering the ... are focused on investigation.

    EXPERIMENTAL INVESTIGATION ON THE BEHAVIOR OF ARAMID FIBER

    EXPERIMENTAL INVESTIGATION ON THE BEHAVIOR OF ARAMID FIBER REINFORCED POLYMER CONFINED CONCRETE SUBJECTED TO HIGH STRAIN-RATE COMPRESSION Hengwen Song 1(*), Hui Yang 1 1Department of Airfield and Building Engineering, Air Force Engineering University Aeronautics and Astronautics Engineering College, Xi’an 710038. PR China

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    Experimental and Numerical Analyses of the Rational Loading

    Aiming at the determination of the rational loading waveform for rock materials, the comparative impact tests under the loadings of rectangular and half-sine stress waves were performed on red sandstone using an Ø50 mm SHPB apparatus. Experimental results with the rectangular stress wave affirm that the waveform dispersion and stress-strain curve oscillation frequently exist during ...

    Experimental Investigation about Dynamic Bond-Slip between

    The aim of the present research is to assess the dynamic performance of bond-slip between reinforcing steel bar and concrete. Precisely, the sensitivity of the bond stress-displacement relationship in the interface between reinforcing steel bar and concrete to strain rate is investigated.

    Behaviour of Foam Concrete under Impact Loading Based on SHPB

    Foam concrete is widely used as a sustainable building material in many infrastructures and constructions, such as the roof of a building [1, 2], the thermal insulation layer outside a concrete wall , the backfill of an abandoned mine, and the support system for an underground coal mine .

    Experimental Investigation of Bamboo Reinforced Concrete Slab

    2014-01-27 · substitute to steel reinforcement in concrete. An experimental investigation of bamboo reinforced concrete slab cast in the laboratory and subjected to concentrated load at mid span is presented in this paper. The crack pattern, load-elongation curve and the experimental values were investigated. Bamboo reinforced concrete may

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    Experimental Study on Concrete Using Cement With Glass Powder

    concrete; from the results obtained, it is found that glass powder can be used as cement replacement material up to particle size less than 75μm to prevent alkali silica reaction. Keywords: Experimental Study, Concrete, Using Cement, Glass Powder I INTRODUCTION Concrete is a blend of cement, sand, coarse aggregate and water.

    Experimental investigations of dynamic compressive properties

    An experimental investigation on the dynamic mechanical properties of the reactive powder concrete (RPC) was conducted using the Split-Hopkinson Pressure Bar (SHPB) . The compressive behavior of recycled aggregate concrete (RAC) with different recycled coarse aggregate (RCA) replacement percentages was experimentally investigated under quasi-static to high strain rates [34] .

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    Experimental Investigation Of Coarse Aggregate With Steel Slag In Concrete

    2015-06-05 · Experimental Investigation Of Coarse Aggregate With Steel Slag In Concrete International organization of Scientific Research 66 | P a g e 3.3 Propertiy Of Course Aggregate Crushed granite aggregate with specific gravity of 2.77 and passing through 4.75 mm sieve and will be used …

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    Experimental And Numerical Investigations On Projectile

    The parameters of the Johnson-Homquist-Concrete (JHC) model were obtained by the SHPB test data and other relevant experimental data. A good agreement between the numerical predictions for the penetration depth and experimental data is observed.

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