Application Of Porosity In Mining Engineering

Rock Mechanics | SpringerLink

Rock mechanics is a subdiscipline within applied geology, geological engineering, and mining engineering focused on the physical mechanics of rock with applications in both dynamic structural geology and in engineering.

Application of Controlled-Porosity Ceramic Material in …

PROCEEDINGS, 43rd Workshop on Geothermal Reservoir Engineering Stanford University, Stanford, California, February 12-14, 2018 SGP-TR-213 1 Application of Controlled-Porosity Ceramic Material in Geothermal Drilling 1Bill Lowry and 2Dennis Nielson 1Olympic Research, Inc. 151 Seton Road, Port Townsend, WA 98368 bill.lowry@olympic-research

An intelligent approach to predict unconfined compressive

Unconfined compressive strength (UCS) of rocks is one of the most important parameters in rock engineering, engineering geology, and mining projects. In the laboratory determination of UCS, high-quality samples are necessary; in which preparing of core samples has several limits, as it is difficult, expensive, and time-consuming. For this, development of …

Three-Dimensional Scaffolds for Tissue Engineering Applications…

Tissue engineering applications commonly encompass the use of three-dimensional (3D) scaffolds to provide a suitable microenvironment for the incorporation of cells or growth factors to regenerate damaged tissues or organs. ... Gradient Porosity. Tissue engineering scaffolds should ideally exhibit similar structural complexity as the native ...

Predicting porosity, permeability and water saturation …

Predicting permeability (Ke), water saturation (Sw) and effective porosity (EP) of oil and gas reservoir sections from well log data is necessary task because core data is typically not available for all wells drilled or complete reservoir sections.A novel data matching algorithm is developed to evaluate data from multiple well-log curves. It provides accurate petrophysical …

Predicting porosity, permeability and water saturation …

Predicting permeability (Ke), water saturation (Sw) and effective porosity (EP) of oil and gas reservoir sections from well log data is necessary task because core data is typically not available for all wells drilled or complete reservoir sections.A novel data matching algorithm is …

Hao XU | PhD Candidate | China University of Mining and …

Hao Xu currently works at the School of Emergency Management and Safety Engineering, China University of Mining & Technology Beijing Graduate School. Hao does research in Safety Engineering and ...

Methods and applications in petroleum and mineral

Chapter 23 describes the application of different hardware and software for the study of seismic dynamics for engineering structures. It also addresses the state of a multifaceted geological environment that has possible instability and the ability to rearrange the hierarchy of the structure with significant external impact.

Dual-porosity elastoplastic analyses of non-isothermal one …

A numerical solution, using the finite difference method, and based on a porothermo-elasto-plastic formulation for dual-porosity one-dimensional consolidation has been presented. The model is fully coupled to ensure the interactive behavior of fluid flow, heat flow and solid deformations in the conservation of momentum, mass and energy equations. A bi-linear stress-strain …

Prediction and application of porosity based on support …

The experimental results show that the proposed ADA-SVR model is feasible and effective for predicting porosity and can be used as an effective tool for predicting other reservoir parameters. ABSTRACT Porosity is an important parameter of reservoir physical properties and plays an important role in reservoir evaluation. Porosity can be measured by direct and indirect …

Mining-induced void distribution and application in the …

Note that although the focus of this work is the void distribution and its application in the hydro-thermal analysis of UCFs, the model and approach are also applicable to other aspects of mining safety and environmental protection, such as fire-fighting engineering, CBM extraction, underground coal gasification, the prevention and control of ...

Analysis of Dynamic Damage-Induced Porosity Changes of …

In situ leaching was a very important technical approach in ion-adsorption rare earth mining, because it can effectively avoid the geological hazards, protect the environment, and reduce the mining costs. The critical issue of this mining technique was to increase the permeability of ion-adsorption rare earth deposits.

Gas seepage in underground coal seams: Application of the …

During the coal mining process, the regional gas control method of combining protective coal seam mining with gas drainage in the stress releasing area was adopted in the Dalong coal mine. The #12 coal seam, which has a low risk of coal and gas outbursts, was selected as the protective coal seam. 3.1.2. Parameter preparation3.1.2.1.

Applied Sciences | Free Full-Text | Optimization and Application …

The prediction and distribution of reservoir porosity and permeability are of paramount importance for the exploration and development of regional oil and gas resources. In order to optimize the prediction methods of porosity and permeability and better guide gas field development, it is necessary to identify the most effective approaches. Therefore, based on …

Graphite (C)

Conventional mining techniques are used to extract amorphous graphite, which occurs mainly in Mexico, North Korea, South Korea, and Austria. ... synthetic graphite has higher electrical resistance and porosity, and lower density. Its enhanced porosity makes it unsuitable for refractory applications. ... Graphite is widely used as an engineering ...

Porosity

Total porosity from a density log would equate with the disaggregated oven-dried total porosity from cores. The neutron log, however, would enlarge the definition to include structural hydroxyl chemistry. Effective porosity. Oven-dried core analysis porosity includes the void space of all interconnected pores plus the volume of water bound to ...

Automated porosity estimation using CT-scans of extracted …

Estimation of porosity at a millimeter scale would be an order of magnitude finer resolution than traditional logging techniques. This enables proper description of reservoirs with thin layers and fine scale heterogeneities. To achieve this, we propose an end-to-end convolutional neural network (CNN) regression model that automatically predicts continuous …

Porosity and Its Measurement

Abstract. Numerous approaches have been applied for measuring the porosity of materials. The most common techniques are based on gas sorption, liquid intrusion, …

Frontiers | Regional Characteristics of Porosity and …

1 School of Resources and Geosciences, China University of Mining and Technology, Xuzhou, China; 2 Key Laboratory of Unconventional Natural Gas Evaluation and Development in Complex Tectonic Areas, Ministry of Natural …

Machine Learning Assisted Prediction of Porosity and …

Accurately estimating reservoir rock properties is paramount for modeling the storage and flow of fluids (hydrocarbon, carbon dioxide, and groundwater) in porous media. …

On a Deep Learning Method of Estimating Reservoir Porosity

College of Geoscience and Surveying Engineering, China University of Mining and Technology (Beijing), Beijing 100083, China ... the GRU neural network is used to identify the nonlinear mapping relationship between logging data and porosity parameters. The application results in an exploration area of the Ordos basin show that this method is ...

Minerals | Free Full-Text | Properties and Application of …

Coal is the basic resource underpinning energy generation in China, however, constant, large-scale mining of coal results in many problems such as ecological destruction of mining areas. As a result, backfilling of solid waste underground is proposed to control strata and surface subsidence and to protect the environment. At present, these materials, such as …

Gas seepage in underground coal seams: Application of the …

Currently, protective coal seam mining is an effective way to increase coal seam permeability[5]. Protective coal seam mining results in the release of ground stress in the protected coal seams above and below the protective coal seam, Conclusions. In this paper, the equivalent scale of the dual-porosity coal structure was proposed.

Application of Numerical Simulation Methods in Solving Complex Mining

In the mining industry, with numerical simulation analysis of stope roof stability, stope exposed area computation, and pillar buckling collapse simulation, backfill body creep damage mechanism research is becoming the most popular method in the field of backfill mining techniques. In this paper, we first summarized and analyzed the current application status …

Porosity Assessment in Geological Cores Using 3D Data

The porosity of rocks is an important parameter used in rock mechanics and underground mining. It affects the movement of fluids in the rock mass and the internal …

Publications | Qingqing Huang | West ia University

Proceedings of the 2015 SME Annual Conference and Expo and CMA 117th National Western Mining Conference - Mining: Navigating the Global Waters, pp. 245-251, Society for Mining, Metallurgy and Exploration, Jan 2015. Huang,Q., & Honaker, R.Q. (2016). A sodium oleate concentration study for modifying rock dust to improve particle dispersion in ...

Role of Rock Mechanics in Mining Industry : …

2. DEPARTMENT OF MINING ENGINEERING INDIAN INSTITUTE OF ENGINEERING SCIECNE AND TECHNOLOGY, SHIBPUR (An Institute of National Importance) CERTIFICATE This is to certify that the …

Material engineering and application of hybrid biomimetic …

Structural integrity and porosity of the particles are also significant factors. ... AIMS-GATHER conducts data mining to identify homologous templates based on expert-provided sequences or ...

Improved permeability prediction based on the feature engineering …

The relationship between porosity and permeability is somewhat certain but insufficient using the regression method to predict. ... Permeability prediction in sandstone reservoirs using data mining and expert system ... New laplacian-based feature selection method. computer engineering and applications. Comput Eng Appl. Qu YM, Shu P, Ji XY ...

The analysis and application of granular backfill material to …

In China's northwest coal mining area, the excavation of shallow buried thick coal seams has caused serious damage to the phreatic water layer and induced deterioration of the ecological environment. Backfilling is a basic method of controlling the loss of groundwater and reducing surface subsidence. In order to reduce the porosity of the backfill material and …