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Many studies have been carried out and many commercial software applications have been developed to improve the performances of surface mining operations, especially for the loader-trucks cycle of surface mining. However, there have been quite few studies aiming to improve the mining process of underground mines. In underground mines, mobile mining …
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WhatsApp: +86 18221755073The size of an equipment fleet within a mining operation is fundamentally dictated by the production rate and the type of geological material being processed. To facilitate the selection of an optimal fleet configuration, Douglas (1964) devised a method aimed at determining the optimal number of trucks, denoted as , necessary to match the ...
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WhatsApp: +86 18221755073Equipment productivity rates, overall equipment effectiveness and mining extraction efficiency factors of dilution and recovery have been identified as the major drivers in production planning and scheduling optimisation studies for underground mining operations (Williams et al., 1972; Nehring et al., 2010a; Sotoudeh et al., 2020). The ...
WhatsApp: +86 18221755073The excavation and production in underground mines are complicated processes which consist of many different operations. The process of underground mining is considerably constrained by the geometry and geology of the mine. The various mining operations are normally performed in series at each working face. The delay of a single operation will lead to a domino …
WhatsApp: +86 18221755073In order to develop a reliable and effective equipment life cycle model, the stages of equipment life have to be defined. Equipment life can be defined using three different variables namely physical life, economic life and profit life (Mitchell, 1998).Both the physical and economic life must be calculated when considering equipment life because they provide an effective …
WhatsApp: +86 18221755073There has been a schedule optimizer of underground mobile mining equipment described and developed by Song et al (2014). It can assist the foreman to make an optimized schedule of mining equipment and reschedule quickly against unexpected events.
WhatsApp: +86 18221755073Hence, the production rate can be considered as normalised factor which includes tunnel cross-section. Figure 7 (right) demonstrates that TBM production rate show increasing improvement over time. FIG 7 - TBM advance and production rate trends over time.
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WhatsApp: +86 18221755073Data-Driven Condition Monitoring of Mining Mobile Machinery in Non-Stationary Operations Using Wireless Accelerometer Sensor Modules January 2021 IEEE Access PP(99):1-1
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WhatsApp: +86 18221755073September 2005; Transactions of the Institution of Mining and Metallurgy, Section A: Mining Technology 114(3):147-151
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