reliability analysis of drum shearer machine at mechanized longwall mines
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reliability analysis of drum shearer machine at mechanized longwall mines

Reliability analysis of drum shearer machine at mechanized ...

Mar 23, 2012  – Longwall mining is a special mining method with high productivity and smooth operation and the drum shearer is known as the most important component in longwall mines due to its direct role in the coal cutting and production process. Therefore, its reliability is important in keeping the mine production at a desired level. Hence, reliability analysis is essential in identifying and ...

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(PDF) Availability analysis of drum shearer machine; A ...

Drum shearer plays an important role in the face production in longwall coal mines. Therefore, monitoring of this machine can lead the whole extraction operation to high level of productivity and ...

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Reliability modeling of hydraulic system of drum shearer ...

Nov 12, 2011  Hoseinie S H, 2011. Modeling and simulation of drum shearers’ reliability at mechanized longwall mines-case study: Tabas Coal Mine. Doctor’s Thesis, Shahrood University of Technology. Hoseinie S H, Ataei M, Khalokakaie R, Kumar U, 2011a. Reliability and maintainability analysis of electrical system of drum shearers.

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Reliability, availability and maintainability analysis of ...

Oct 01, 2019  Besides, the results of RAM analysis of hydraulic system of rotary drilling machines , crushing plant , shovel machines used in an open cast coal mine , load-haul-dump vehicles , , drum shearer at mechanized longwall mines , and overhauled engines of dumpers show that RAM analysis is very useful for planning and deciding maintenance intervals ...

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RELIABILITY-CENTERED MAINTENANCE FOR SPRAY JETS OF

A case study has been conducted on spray jets of double-drum shearer machine in Tabas Coal Mine in Iran. In the study, the RCM approach is used to select an applicable and effective maintenance task. The failure data were analyzed using a parametric approach to evaluate the reliability of the spray jets, and to estimate the reliability parameters.

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RAM analysis of earth pressure balance tunnel boring ...

Earth pressure balance tunnel boring machines (EPB-TBMs) are favorably applied in urban tunneling projects. Despite their numerous advantages, considerable delays and high maintenance cost are the main disadvantages these machines suffer from. Reliability, availability, and maintainability (RAM) analysis is a practical technique that uses failure and repair dataset obtained over a reasonable ...

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‪S. H. Hoseinie, PhD‬ - ‪Google Scholar‬

Reliability analysis of drum shearer machine at mechanized longwall mines SH Hoseinie, M Ataei, R Khalokakaie, B Ghodrati, U Kumar Journal of quality in maintenance engineering , 2012

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[PDF] Comparison between Simulation and Analytical Methods ...

DOI: 10.3390/DATA3020012 Corpus ID: 4799498. Comparison between Simulation and Analytical Methods in Reliability Data Analysis: A Case Study on Face Drilling Rigs @article{Hoseinie2018ComparisonBS, title={Comparison between Simulation and Analytical Methods in Reliability Data Analysis: A Case Study on Face Drilling Rigs}, author={S. H. Hoseinie and Hussan

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Reliability and maintainability analysis of electrical ...

The reliability and maintainability of electrical system of drum shearer at Parvade.1 Coal Mine in central Iran was analyzed. The maintenance and failure data were collected during 19 months of ...

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Mechanical Engineering Automation 2011 Issue 5 Design of ...

Mechanical Engineering Automation Design of Probe Heads Replacement System Based on AT89C51 Microcontroller 2011 Issue 1672-6413 ... Comprehensive Evaluation on Reliability of Overhauled Drum Shearer CHEN Peng;LIU Hun-ju ... Finite Element Analysis of Beam of Manipulator for Injection Molding Machine Based on Two Kinds of Meshing

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describe longwall mining shearer - pianaa

Longwall Website for Australian Mining Conditions. 2009-8-26 to describe this wear profile, but the result is an improved 108 MARCH 2004 The Journal of The South African Institute of Mining and Metallurgy Figure 1—A typical double-ended ranging longwall shearer Vane pick Spiral vane Drum shell Sumping pick Clearance ring (Backplate) Clearance ring pick

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longwall shearer drum longwall cutter drum longwall

2017-4-22 "This cutter drum is part of the longwall mining machine called a shearer. Each shearer has two similar drums which attach to devices called ranging arms. The ranging arms attach to each end of the machine and articulate up and down to cut the entire ore seam as the shearer trams back and forth over the length of the face ...

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(PDF) Availability analysis of drum shearer machine; A ...

Drum shearer plays an important role in the face production in longwall coal mines. Therefore, monitoring of this machine can lead the whole extraction operation to high level of productivity and ...

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Reliability and maintainability analysis of electrical ...

The reliability and maintainability of electrical system of drum shearer at Parvade.1 Coal Mine in central Iran was analyzed. The maintenance and failure data were collected during 19 months of ...

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(PDF) Reliability Analysis of Armoured Face Conveyor (AFC ...

Reliability analysis of drum shearer machine at mechanized longwall mines. ... The reliability of drum shearer reaches the zero value after 100 hours. ... The paper provides an objective basis for ...

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An Overview of the Reliability Analysis Methods of ...

Reliability analysis of a drum shearer machine was investigated using the failure data obtained from Tabas Coal Mine . Among the renewal process, homogeneous Poisson process, and non-homogeneous Poisson process, the best simulation approach was selected for each subsystem and the reliability of subsystems was evaluated.

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Reliability-based optimisation of a mine production system ...

Regarding Reliability analysis of drum shearer machine Researchers Topics Levkovich and Chalenko (1966) Estimation of the required number of reserve longwall faces Gimel'shein and Nikeshin (1967 ...

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Publications Dr. Seyed Hadi Hoseinie

S. H. Hoseinie, B. Ghodrati, U. Kumar, "Assessment of Reliability-Related Measures for Drum Shearer Machine, a Case Study", Sixth International Symposium High Performance Mining (AIMS 2014), 11-12 June 2014, Aachen, Germany.

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[PDF] Reliability and Risk Assessment of Electric Cable ...

Nowadays, shovels play an important role in production of open pit mines and their failures result in significant production loss and considerable increase in maintenance costs. Therefore, reliability and risk analysis can help to improve production, productivity and reduce production costs. In this study, reliability of electric cable shovel of Chadormalu iron ore mine in Iran was investigated.

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Monte Carlo reliability simulation of underground mining ...

Finally, Hoseinie et al. (2012) performed reliability modelling on the drum Shearer machine used at Taba's coal mine in the central desert of Iran and analysed the failure rate 3. DATA COLLECTION AND ANALYSIS The failure data used in this paper were collected over a period of of the machine’s subsystems [11].

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Availability analysis of the main conveyor in the Svea ...

Sep 01, 2014  The company extracts coal from a mine called Svea. The mine was first opened in 1917, later closed and reopened in 1999 for modern mining. The method of mining is the mechanized longwall method, which includes several subsystems such as a drum shearer, armored face conveyors, mine bolters, etc.

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Operating Environment-Based Availability Importance ...

Nov 22, 2016  Reliability analysis of drum shearer machine at mechanized longwall mines Hoseinie, SH; Ataei, M; Khalokakaie, R; Ghodrati, B; Kumar, U Reliability investigation for a fleet of load haul dump machines in a Swedish mine

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‪Uday Kumar‬ - ‪Google Scholar‬

Reliability analysis of drum shearer machine at mechanized longwall mines SH Hoseinie, M Ataei, R Khalokakaie, B Ghodrati, U Kumar Journal of quality in maintenance engineering , 2012

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[PDF] A reliability-based preventive maintenance ...

In this regard, reliability analysis of the welding machine can be used to establish preventive maintenance intervals (PMI) and to identify the critical parts of the system. ... Reliability analysis of drum shearer machine at mechanized longwall mines. ... Purpose – Longwall mining is a special mining method with high productivity and smooth ...

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Assessment of Reliability-Related Measures for Drum ...

11] have developed a reliability models for the subsystems and whole of the drum shearer machine and have suggested the maintenance programs for them. In all above mentioned reliability studies in longwall mines, mainly reliability has been analyzed and focused on. In this article, a comprehensive study is down on all operational

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[PDF] A reliability-based preventive maintenance ...

In this regard, reliability analysis of the welding machine can be used to establish preventive maintenance intervals (PMI) and to identify the critical parts of the system. ... Reliability analysis of drum shearer machine at mechanized longwall mines. ... Purpose – Longwall mining is a special mining method with high productivity and smooth ...

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Reliability Analysis of Conveyor Belt System of Crushing ...

machines ,[3], [4], chrushing planet [5], reliability and maintainability analaysis of drum shearer machine at mechanized longwall mines [6], [7]. These studies help us to identify the behavior of failure occurrence, which is effective in the decision-making process for maintenance policy.

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A Critical Review of Design for Reliability - A ...

Jan 01, 2017  Seyed Hadi, A. Mohammad, K. Reza, G. Behzad, K. Uday, Reliability analysis of drum shearer machine at mechanized longwall mines, Journal of Quality in Maintenance Engineering, 18 (2012) 98-119. [14] A.

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A reliability-based preventive maintenance methodology for ...

Reliability analysis of drum shearer machine at mechanized longwall mines. Journal of quality in maintenance engineer-ing, 18(1), 98-119. Puertollano, I. D. J., Macapuno, M. J. V., Chien, Y. C. (2015). Determination of Burn-in Period Based on Reliability Target

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Longwall Systems - Komatsu Mining Corp.

JOY complete Longwall Systems represent the ultimate solution for high production longwall mining. Joy incorporates the best-of-breed shearers, roof supports, face conveyors, ... designed and manufactured down-drives can be fitted to the shearer to suit mining ... and allows engineers to better understand the drum’s affect on machine performance.

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RAM analysis of rotary drilling machines - Mining Science ...

Reliability analysis of drum shearer machine at mechanized longwall mines. Journal of quality in maintenance engineering, 18(1), 98-119. HALL R.A., DANESHMEND L.K., 2003.

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Optimization design of pushing distance estimation of ...

Hadi Hoseinie, S, Ataei, M, Khalokakaie, R. Reliability analysis of drum shearer machine at mechanized longwall mines. J Qual Maint Eng 2012 ; 18: 98 – 119 . Google Scholar Crossref

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A Study on the Dynamic Transmission Law of Spiral Drum ...

Jan 03, 2019  With the MG2 55/250-BWD thin coal mining machine drum as the research object and according to the design parameters of the drum’s pick arrangement, as shown in Figure 1(a), a three-dimensional solid model of a shearer drum was built using the PRO/E software. PRO/E was used to establish a model of the coal rock and assemble with the drum.

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RAM analysis of earth pressure balance tunnel boring ...

Earth pressure balance tunnel boring machines (EPB-TBMs) are favorably applied in urban tunneling projects. Despite their numerous advantages, considerable delays and high maintenance cost are the main disadvantages these machines suffer from. Reliability, availability, and maintainability (RAM) analysis is a practical technique that uses failure and repair dataset obtained over a reasonable ...

More

Minerals Free Full-Text Preventive Replacement ...

On this basis, this paper presents an in-depth reliability analysis and preventive replacement analysis for individual components of dragline. The methodology of the study ( Figure 1 ) was applied for two draglines currently operating in the Tunçbilek coal mine, Turkey, and a 13-year maintenance record for the draglines was utilized in the ...

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(PDF) Preventive Replacement Decisions for Dragline ...

Preventive Replacement Decisions for Dragline Components Using Reliability Analysis. Minerals, 2016. Onur Golbasi. Nuray Demirel. Download PDF. Download Full PDF Package. This paper. ... A Shared Reliability Database for Mobile Mining Equipment. By Brenda Sánchez. Reliability analysis and failure rate evaluation for critical subsystems of the ...

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