2013-5-9 · In surface mining and civil engineering projects, terms such as diggability, rippability, excavatability and bore- ability are widely used to assess rock mass excavation methods and required equipment. The rippability index was deﬁned for assessing overburden loosening by rippers O. Saeidi (&) S. R. Torabi M. Ataei ( Inc. 1988 ...
Surface Mining (Open Pit) Our services focus on providing optimised pit slope design solutions (maximise ore recovery & minimise excavation costs) through: Understanding the mining method and operational constraints. Rigorous understanding of site geology and hydrogeology. Ground characterisation through statistical means.
Ease of excavation or rippability, also called diggability or excavatibility, is a critical decision-making parameter in the selection of both the overburden removal method and the required...
A. Ceylanoglu, "Performance monitoring of electrical power shovels for diggability assessment in surface coal mines," Ph. D. Thesis, in Mining Engineering, Middle East Technical University, Ankara (1991). Google Scholar 6.
seam, which were hydraulic excavator and truck and surface miner and truck combinations. It was also found that high selective excavation could provide the desired coal quality at 52% lower costs when the whole process (excavation, transportation, processing, etc.) was considered. Keywords: coal mining, surface mining, selective mining.
2011-9-4 · 1707 The 1 st International Applied Geological Congress, Department of Geology, Islamic Azad University - Mashad Branch, Iran, 26-28 April 2010 attribute decision making technique. Fig.1 indicates effective parameters in selection fleet types . Expert System: This is one of the first systems planned for selecting equipments in surface mining in 1987.
2009-12-14 · An expert system for surface mining hydraulic excavator-truck selection Mining engineering is interdisciplinary engineering and the mining engineer, has to take into consideration other interdisciplinary experts opinions in order to make a decision. But it is difficult to find experts from different disciplines whenever they are needed.
The work was conducted in operating British surface coal mines and presents a technique for diggability assessment in that mining and geotechnical environment. A diggability index is proposed which consideres both ground conditions and excavating equipment capabilities.
2018-6-5 · Special Issue on Frontiers of Surface Mining Research, Minerals, MDPI,Vol.6, Issue 2, pp. 1-17]. I was the lead investigator responsible for all major areas of problem definition, methodology development, field data collection, data analysis and manuscript composition. Dr.
2016-1-1 · Read "Diggability assessment in open pit mines: a review, International Journal of Mining and Mineral Engineering" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.
2008-11-5 · Dept. of Mining, Tallinn University of Technology, Tallinn, Estonia O. Nikitin, E. Väli Dept. of Development, AS Eesti Põlevkivi, Jõhvi, Estonia Keywords: high-selective mining, risk estimation The paper deals with risk assessment of a high-selective oil-shale mining technology using surface miner Wirtgen 2500SM.
2007-4-27 · In this paper, diggability assessment studies for an electrical rope shovel undertaken in a producing surface lignite mine is presented. For this purpose, a test bench is selected and shovel performance monitoring together with various surveys were carried out on this bench.
surface mining industry. These develop-ments continue to be the underlying technology for products in use today. The products have had a signi˜cant impact in reducing costs and increasing productivity in the worldwide surface mining industry. Peck is a leader in innovative technology, conceptual design and development with over 25 years of ...
International Journal of Surface Mining, Reclamation and Environment List of Issues Volume 5, Issue 3 International Journal of Surface Mining, Reclamation and Environment. Search in: Advanced search ...
2018-8-1 · Mining, like agriculture, represents one of the earliest activities of Homo sapiens. Evidence (stone tools) for mining extends back to Paleolithic times (ca. 450,000 yr. BP). Surface/underground mining in parts of Africa (e.g., Swaziland) dates back to 40,000 yr. BP. Fired clay pots in Czechoslovakia date back some 30,000 yr....
2010-4-12 · Development of surface miner was initiated in 1970s and was continued into the early 1980s and marks a new paradigm in surface mining system (Ghose, 2008). The design concept for the surface miner is based on the milling principle and owes its origin to the road milling machines which cuts the old road surface for road construction. Since 1990s,
1984-8-1 · The work was conducted in operating British surface coal mines and presents a technique for diggability assessment in that mining and geotechnical environment. A diggability index is proposed which consideres both ground conditions and excavating equipment capabilities.
2013-1-15 · The problem of equipment selection in a surface mine is complex. Many features, restrictions and criteria need to be considered (Naoum and Haidar 2000). The model must reflect the important constraints of the mining operations to a level that is acceptable and used by mining engineers. Martin consultants (Martin et al. 1982) list the
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Surface Mining Techniques Surface mining of coal is characterized by the use of large, capital-intensive and effi-cient mining equipment First, the overlying soil and rock layers (overburden) are re-moved The coal is then fractured with explo-sives or machines, and loaded onto vehi-cles for haulage from the mine …
2021-8-24 · Abstract and Figures. In the present study a new classification method for the assessment of ease of excavation of rock masses is proposed, based on the Geological Strength Index and the point ...
2008-2-15 · Applied research in surface mining methods and equipment Material diggability assessment for BWE stripping of plains coal (Abstract) 325 NJi.Wade&PJi.Clark Electric mining shovel diggability studies 327 CBendricks, JDavidson, MScoble & M le Design of drilling and blasting subsystems - A rock mass classification approach 335 AKGhose
2020-8-14 · Papers of the Second International Symposium on Continous Surface Mining held in Austin, TX, Oct. 1988. Printed in the Netherlands on acidic paper. No index.
Methods for Equipments Selection in Surface Mining; review
2020-11-22 · determining diggability and having an appropriate metric for it. Then, it gives a review of current approaches in the literature for assessing diggability. 2 Diggability and its importance Mining operations mainly include two areas: mining and processing. The mining process
Ease of excavation or rippability, also called diggability or excavatibility, is a critical decision-making parameter in the selection of both the overburden removal method and the required equipment in surface mining and geotechnical engineering
An application of fuzzy sets to the Diggability Index Rating Method for surface mine equipment selection February 2006 International Journal of Rock Mechanics and Mining Sciences 43(2):253-266
2019-6-14 · Continuous Rating for Diggability Assessment in Surface Mines Melih IPHAR 1 1 Eskisehir Osmangazi University, Faculty of Engineering and Architecture Mining Engineering Department, Meselik Campus, Eskisehir-Turkey E-mail: [email protected] .tr Abstract. The rocks can be loosened either by drilling-blasting or direct excavation using
2007-2-12 · 2. Systems for continuous mining minerals 2.1 Standard Excavators are marked by the following features (Figure 2): 3. Advanced Techniques for the diggability of semi-hard rocks . 3.1 Basic Data 3.2 Digging lime stone at Teutonia Zement, Germany 3.3 Digging shale and mudstone at Mae Moh, Thailand 3.4 The Wheel and the Digging Technique . 4.
2020-10-8 · surface mines. Mine A. It is a 3.4 million tonne coal producing sur-face mine. Drilling, blasting and shovel-Dumper combi-nation are used in mine for overburden removal and as well as coal production. The density of sandstone was 2.5 gm/cc. The compressive strength of the sandstone was about 100 – 180 N/mm2. The explosive used in blast
PDF | The rocks can be loosened either by drilling-blasting or direct excavation using powerful machines in opencast mining operations. The economics of... | Find, read and cite all the research ...
2013-5-9 · In surface mining and civil engineering projects, terms such as diggability, rippability, excavatability and boreability are widely used to assess rock mass excavation methods and required equipment. The rippability index was defined for assessing …
to the Diggability Index Rating Method for surface mine equipment selection; International Journal of Rock Mechanics and Mining Sciences, Vol. 43, pp 253-266.