Correlation between Cerchar abrasivity index, rock properties, and drill bit lifetime
Sign Up to like & getrecommendations! Published in 2017 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-016-2798-7
Abstract: The Cerchar abrasivity index (CAI) is one of the most widely known index method for identification of rock abrasivity. It is a simple and fast testing method providing reliable information on rock abrasiveness. In this… read more here.
Keywords: rock properties; bit; drill bit; abrasivity ... See more keywords
Thermophysical rock properties of the crystalline Gonghe Basin Complex (Northeastern Qinghai–Tibet-Plateau, China) basement rocks
Sign Up to like & getrecommendations! Published in 2020 at "Environmental Earth Sciences"
DOI: 10.1007/s12665-020-8808-9
Abstract: The basement of the Gonghe Basin complex (GBC) mainly consists of plutonic rocks, which, in general are suitable for geothermal applications. Knowledge of the rock properties of the deep basement formations is of fundamental importance… read more here.
Keywords: rock properties; gonghe basin; basement; basin complex ... See more keywords
Correlations between ultrasonic pulse wave velocities and rock properties of quartz-mica schist
Sign Up to like & getrecommendations! Published in 2018 at "Journal of rock mechanics and geotechnical engineering"
DOI: 10.1016/j.jrmge.2018.01.006
Abstract: Abstract Physico-mechanical properties are critically important parameters for rocks. This study aims to examine some of the rock properties of quartz-mica schist (QMS) rocks in a cost-effective manner by establishing correlations between non-destructive and destructive… read more here.
Keywords: rock properties; mica schist; quartz mica; pulse wave ... See more keywords
Unsupervised learning elastic rock properties from pre-stack seismic data
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2020.107237
Abstract: Abstract As for a typical machine-learning method, large volume of labeled examples is required to train and update neural parameters that are later used on new datasets. Well logs usually provide true values of elastic… read more here.
Keywords: rock properties; pre stack; seismic data; rock ... See more keywords
Direct Geostatistical Seismic Amplitude Versus Angle Inversion for Shale Rock Properties
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2020.3017091
Abstract: The purpose of seismic reservoir characterization is to predict the spatial distribution of the subsurface rock properties from a set of direct and indirect measurements. Commonly, rock property volumes are obtained in a two-steps approach.… read more here.
Keywords: inversion; physics; rock properties; shale rock ... See more keywords
A study to correlate LCPC rock abrasivity test results with petrographic and geomechanical rock properties
Sign Up to like & getrecommendations! Published in 2018 at "Quarterly Journal of Engineering Geology and Hydrogeology"
DOI: 10.1144/qjegh2017-112
Abstract: Rock abrasivity is very much influenced by the petrographic and physico-mechanical properties of rock and hence its assessment from common geomechanical rock properties is helpful for rock engineers in estimating excavation costs. In this paper… read more here.
Keywords: rock properties; test results; rock; rock abrasivity ... See more keywords
Stochastic perturbation optimization for discrete-continuous inverse problems
Sign Up to like & getrecommendations! Published in 2020 at "Geophysics"
DOI: 10.1190/geo2019-0520.1
Abstract: Accurate subsurface modeling and characterization require the prediction of facies and rock properties within the reservoir model. This is commonly achieved by inverting geophysical data, such as seismic reflection data, using a two-step approach either… read more here.
Keywords: rock properties; discrete continuous; perturbation optimization; stochastic perturbation ... See more keywords
Rock properties and machine parameters evaluation at Rössing Uranium Mine for optimum drill performance
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the Southern African Institute of Mining and Metallurgy"
DOI: 10.17159/2411-9717/17/155/2019
Abstract: This work was carried out to determine the influence of rock properties and drilling machine parameters on the penetration rate at the SJ pit of Rössing Uranium Mine, Namibia. Rock properties (uniaxial compressive strength, tensile… read more here.
Keywords: rock properties; machine parameters; penetration rate; pressure ... See more keywords