reliability analysis of a mine production system

Reliability analysis of a mine production system-a case ...

Jan 28, 1993  Abstract: At the LKAB Kiruna Iron Ore Mine in Sweden, reliability and maintainability analysis techniques have been gradually accepted as standard tools for planning and operation of automatic and complex mining systems since the mid-1980s. The reliability analysis and modeling of the production system at the Kiruna mine are discussed. Since a large number of random variables

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Reliability analysis of a mine production system : a case ...

This analysis has helped in identifying the critical and sensitive subsystems in the mine production system which have major failure consequences. Since a large number of random variables (phenomena) are involved in the analysis, a simulation program SIMURES was developed to model the reliability characteristics of the production process and ...

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Reliability analysis of mining equipment: A case study of ...

Apr 01, 2008  Reliability analysis has helped in identifying the critical and sensitive subsystems in the mine production system, which have a major effect on system failure. Therefore, a focus on reliability is critical for the improvement of equipment performance and ensuring that equipment is available for production as per production schedules.

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

May 01, 2005  4.. ConclusionsIn order to avoid important safety, quality, environment and contract losses, a mining production system should be operated in pre-defined reliability level within acceptable risk criterion In this research, the minimum required reliability of each sub-system was estimated to achieve the required system reliability with minimum cost in such a way that pre

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

A study of mining system reliability by Kumral (2005), presented a reliability-based optimization of a mine production system. The problem was formulated in an underground mine system using five ...

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Reliability, Availability and Maintainability Analysis of ...

assessment, fault detection in the production system of mine, and risk evaluation. The mining system’s reliability, maintainability and availability have assumed great significance in present years due to a competitive environment and overall operating condition and production purpose. The performance of the system depends on reliability and ...

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Mining Equipment Reliability SpringerLink

This chapter presents various important aspects of mining equipment reliability including reasons for improving mining equipment reliability, open pit system reliability analysis, programmable electronic mining system failures, fault tree analysis of shovel machine, and dumper tyre reliability and factors affecting their reliability.

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Performance analysis of production systems methods for ...

made of many components. In particular it allows to calculate the reliability at system level (overall reliability), taking into account the reliability level of each component and the configuration of components into the system. The RBD method is deployed in two main steps: Logical –functional analysis of the system configuration (e.g. through

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Reliability Assurance of Subsea Production Systems: A ...

reliability analyses, testing and project risk analysis into validation processes, the systems engineering measurement process ensures enhanced reliability. We define reliability assurance as a part of the systems engineering processes to ensure the continued function and resilience of the production system

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RESEARCH REGARDING THE OEE (OVERALL EQUIPMENT ...

systems, and translation of the concept of OEE in the continuous mining systems are behavior fruitful for the formulation of practical recommendations. Keywords: mining, lignite, excavator, reliability, availability, uptime, downtime . In the manufacturing systems analysis, a

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OVERALL EQUIPMENT EFFECTIVENESS ASSESSMENT OF

systems, and translation of the concept of OEE in the continuous mining systems behavior are fruitful for the formulation of practical recommendations. Keywords: mining, lignite, excavator, reliability, availability, uptime, downtime . 1. STATEMENT OF THE PROBLEM . In the manufacturing systems analysis, a synthetic metric is used, to describe the

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RELIABILITY ANALYSIS AND COST - DiVA portal

The present research work also demonstrates an application of reliability analysis to improve system reliability based on design changes. This has been illustrated with an example from a manufacturing industry. The objective is achieved using cost-benefit analysis in combination with failure data and root cause analysis.

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(PDF) Throughput analysis of production systems: Recent ...

May 13, 2009  Throughput analysis is important for the design, operation and management of production systems. A substantial amount of research has been devoted to developing analytical methods to estimate the ...

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Reliability of Systems IntechOpen

Jan 08, 2016  1. Series system. From reliability point of view, a series system is such, which fails if any of its elements fails.For example, a motorcycle cannot go if any of the following parts cannot serve: engine, tank with fuel, chain, frame, front or rear wheel, etc., and, of course, the driver.

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Markov Modeling and Availability Analysis of a Chemical ...

[7] used RAM analysis on a urea production process plant with an aim to minimize its failures, plant maintainability requirements and optimize equipment availability. Guo H. et al [8] applied a more general mathematical model and algorithms for the reliability analysis of wind turbines. A

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Reliability, availability and maintainability analysis of ...

Apr 10, 2020  The purpose of this paper is to implement the six sigma (SS) strategy in a bag sector under actual operating circumstances based on defining-measure-analyze-improve and control (DMAIC). During the project, several statistical tools and methods have been used efficiently to create inferences. Thus, to measure and enhance system efficiency, the author calculate reliability, availability and ...

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Production System; Introduction, Meaning, Definition, and ...

Apr 17, 2020  What does mean Production System? Introduction; A system is a logical arrangement of components designed to achieve particular objectives according to a plan.A system may have many components and variation in one component is likely to affect the other components of the system e.g. change in the rate of production will affect inventory, overtime hours, etc.

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Fault Tree Analysis in Reliability and Safety Evaluation ...

Fault Tree Analysis in Reliability and Safety Evaluation of A Production System Ilkka Virtanen Summary This paper outlines the basic concepts for a systematic approach to the reliability and safety analysis of a complex system. The principal method for identifying system failures - with their causes and consequences - and for evaluating ...

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Reliability Engineering Principles for the Plant Engineer

Rs(t) – System reliability for given time (t) R1-n(t) – Subsystem or sub-function reliability for given time (t) The simple parallel system in our example with two components in parallel, each having a reliability of 0.90, has a total system reliability of 1 – (0.1 X 0.1) = 0.99. So, the system reliability was significantly improved.

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Reliability Assessment Methodology for Massive ...

This work presents a methodology for the reliability analysis of multifunction processes, using the RCM approach, and a modification of the Universal Generating Function (UGF) under a massive manufacturing context. The result is a characterization of reliability, for each piece of equipment and for the production system.

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RAM Analysis ARMS Reliability

Validate system design, achieve reliability and availability targets, while balancing capital and maintenance expense. A RAM analysis is a proven approach and effective tool for assessing system reliability, availability and maintainability. It is crucial to support the through-life viability of a project.

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RELIABILITY ANALYSIS AND COST - DiVA portal

The present research work also demonstrates an application of reliability analysis to improve system reliability based on design changes. This has been illustrated with an example from a manufacturing industry. The objective is achieved using cost-benefit analysis in combination with failure data and root cause analysis.

More

OVERALL EQUIPMENT EFFECTIVENESS ASSESSMENT OF

systems, and translation of the concept of OEE in the continuous mining systems behavior are fruitful for the formulation of practical recommendations. Keywords: mining, lignite, excavator, reliability, availability, uptime, downtime . 1. STATEMENT OF THE PROBLEM . In the manufacturing systems analysis, a synthetic metric is used, to describe the

More

Reliability Assessment Methodology for Massive ...

This work presents a methodology for the reliability analysis of multifunction processes, using the RCM approach, and a modification of the Universal Generating Function (UGF) under a massive manufacturing context. The result is a characterization of reliability, for each piece of equipment and for the production system.

More

Fault Tree Analysis in Reliability and Safety Evaluation ...

Fault Tree Analysis in Reliability and Safety Evaluation of A Production System Ilkka Virtanen Summary This paper outlines the basic concepts for a systematic approach to the reliability and safety analysis of a complex system. The principal method for identifying system failures - with their causes and consequences - and for evaluating ...

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Reliability Analysis for a Divisional Seru Production ...

The system reliability plays an important role for evaluating the stability of a production system. Seru production system has been proven to be more flexible, efficient, and responsive than traditional assembly lines. This paper measures the system reliability of a seru production system, in which the capacity of each worker is not certain but stochastic by reason of the possibilities such as ...

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Reliability, availability and maintainability analysis of ...

Apr 10, 2020  The purpose of this paper is to implement the six sigma (SS) strategy in a bag sector under actual operating circumstances based on defining-measure-analyze-improve and control (DMAIC). During the project, several statistical tools and methods have been used efficiently to create inferences. Thus, to measure and enhance system efficiency, the author calculate reliability, availability and ...

More

RAM Analysis ARMS Reliability

Validate system design, achieve reliability and availability targets, while balancing capital and maintenance expense. A RAM analysis is a proven approach and effective tool for assessing system reliability, availability and maintainability. It is crucial to support the through-life viability of a project.

More

Introduction to reliability

• The definition and measurement of reliability and failure rates • Modelling reliability with the exponential distribution • Mean time to and before failure • The addition and multiplication rules of probability • System reliability and fault tree analysis Obviously, we only cover a few of the basics here.

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LESSON 7: RELIABILITY

system reliability is R s = (r 1)(r 2 )L(r n) A B C. 3 5 Components in Series Example 1: A module of a satellite monitoring system has 500 components in series. The reliability of each component is 0.999. Find the reliability of the module. If the number of components is reduced to 200, what

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Production System; Introduction, Meaning, Definition, and ...

Apr 17, 2020  What does mean Production System? Introduction; A system is a logical arrangement of components designed to achieve particular objectives according to a plan.A system may have many components and variation in one component is likely to affect the other components of the system e.g. change in the rate of production will affect inventory, overtime hours, etc.

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Reliability and Maintainability in Operations Management ...

May 28, 2012  A parallel system consisting of 4 elements with the same reliability of 0.85. The system reliability s given by their co-product: 1-1-0.85 4 = 0.9995. For a series-parallel system, system reliability is determined using the same approach of decomposition used to construct the state function for such systems.

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A guide to predictive maintenance for the smart mine ...

Apr 16, 2020  Data analytics paired with predictive maintenance can be a virtual goldmine for mining operations, with initial cost reduction and productivity gains of an estimated 10% to 20%.

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Reliability and Redundancy in Production Management

Reliability Leads to Profitability: This highlights that consistent reliability exhibited by product or system leads to increase in profit for an organization. Reliability is divided into two main parts, and they are as follows: Inherent Reliability: This is kind of reliability, with which product is sold.

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Case Studies in Reliability and Maintenance Wiley Series ...

Dec 27, 2002  Reliability is one of the most important characteristics defining the quality of a product or system, both for the manufacturer and the purchaser. One achieves high reliability through careful monitoring of design, materials and other input, production, quality assurance efforts, ongoing maintenance, and a variety of related decisions and ...

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