... displacements measurement. The core idea was to add another set camera and laser perpendicular to the directions of the camera and laser in the conventional TSMT apparatus. Images of multiple orthogonal sections of soil were captured with the aid of a synchronous stepping device. Digital image correlation...

... content steel slags asphalt mixtures digital image correlation References Fakhri   M. and Ahmadi   A. , “ Recycling of RAP and Steel Slag Aggregates into the Warm Mix Asphalt: A Performance Evaluation ,” Construction & Building Materials   147 (August 2017 ): 630 – 638...

... displacement measurements, resulting in poor control performance of NEM. To address this issue, this study developed a rapid digital image correlation (DIC) method for displacement measurement, aiming to mitigate the impact of electromagnetic noise on displacement signals and improve displacement control...

...Siqi Wang; Zehui Zhu; Tao Ma; Jianwei Fan Digital image correlation (DIC) is an optical technique that measures displacement and strain by tracking pattern movement in a sequence of captured images during testing. DIC has gained recognition in asphalt pavement engineering since the early 2000s...

... simulated old asphalt pavement (AC-16) and overlay (SMA-13). First, the inclined shear test of the DLAM before and after freeze–thaw (F–T) cycles was conducted. Second, the digital image correlation (DIC) technique was used to calculate the deformation field to divide the failure of the specimen into meso...

... of corrosion in NSF canisters. However, bentonite clay subjected to heating from nuclear decay may form desiccation cracking. This study conducted disk-shaped free shrinkage tests and ring-shaped restrained shrinkage tests of bentonite clay samples reinforced with basalt microfibers. Digital image correlation...

... aggregates and two fillers (limestone and LFSs) to analyze the swelling potential and the performance levels of hot mix asphalts containing not-hydrated LFSs as filler. The analysis was conducted performing the SuperPave indirect tensile test protocol at 10°C and by using a 3D-digital image correlation...

... in sandstone discs by a hydraulic servo-controlled testing machine equipped with a lateral loading device. Meanwhile, digital image correlation (DIC) and the FLAC 3D are used to obtain the strain field and stress field evolution of the specimens. It was found that the presence of lateral pressure limits...

... and damage pattern of rocks under the indentation of circular punches, indentation experiments were carried out on three sandstones using the digital image correlation (DIC) and acoustic emission (AE) simultaneous test system. A penetration force prediction model considering the radius of the indenter...

...X. Y. Zhang; Z. F. Cui; X. C. Pan; Z. Chen; T. J. Dong; Y. J. Chen The fatigue test with the digital image correlation system is applied to 2198-T8 aluminum-lithium alloy sheets with preset cracks and impact dents. The influence of different inserts and impact energies on residual fatigue life...

.... Therefore, acoustic emission and digital image correlation are used to monitor the uniaxial compression failure process of self-healing cement paste. A kind of self-healing microcapsule was prepared with sodium silicate and expanded silicate cement as main core materials, and its state in mortar matrix...

... of the specimens. Simultaneously with the SCB test, the digital image correlation (DIC) method was adopted to capture the images and further analyze the crack propagation process of the SCB specimens. According to the findings, the optimal asphalt contents became high with smaller fiber diameters. The 7-μm BFs...

... preheating for inducing aged binder reactivation. Keywords preheated reclaimed asphalt pavement, cracking behavior, hot mix asphalt, digital image correlation, reclaimed asphalt pavement reactivation Copyright © 2021 by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959...

... equivalent strain energy density optical fiber strain measurement digital image correlation 11 12 2019 17 04 2020 15 07 2020 Journal of Testing and Evaluation doi:10.1520/JTE20190924 / Vol. 49 / No. 5 / 2021 / available online at www.astm.org D. L. Ball,1 M. Martinez,2 A. Baldassarre...

... of this study was to evaluate the application of a new digital technology, known as digital image correlation (DIC) technique, for the determination of mechanical properties of FRP materials. In this study, the strain data obtained from the DIC method were validated with strain data obtained from conventional...

...-through flattened Brazilian disk granite digital image correlation dynamic mechanical properties fracture behavior National Natural Science Foundation of China 10.13039/501100001809 51974318 National Key Research and Development Program of China 2016YFC0600903 Opening project...

... mechanically to failure under quasistatic and cyclic fatigue loading. Experimentally, digital image correlation was used to observe the onset of failure and strain response in the structure, which showed that vertical members typically failed by buckling and material yielding. Load, displacement, cycles...

...Liyun Yang; Qingcheng Wang; Chenxi Ding; Lanyue Zhang An ultra-high-speed digital image correlation system was applied in a blasting experiment that simulates the blasting response of deep rock under high ground stress. The full field strain evolutionary process of the specimen and the strain time...

...N. Hedayati; R. Hashemi Digital Image Correlation (DIC) is a robust method that is used to evaluate full-field displacements. In this technique, images taken from the specimen are compared before and after deformation; this method provides an accurate displacement field as well as strain values...

...Liyun Yang; Chenxi Ding; Renshu Yang; Qingcheng Wang Using an experimental system of digital image correlation based on a high-speed camera which can be applied for blast-induced loading, model experiments of single-hole and double-hole blasts were conducted in polycarbonate specimens...