نتایج جستجو برای: preventive and corrective maintenance
تعداد نتایج: 16847184 فیلتر نتایج به سال:
An optimal maintenance strategy for cost effective and machine reliability in food manufacturing industries was developed this study. Maintenance parameters were employed to develop cost-reliability based model terms of an using lingo solver. The cost-reliabilitybased considered system’s reliability, equipment failure, preventive maintenance, corrective downtime associated with - maintenance. A...
In this paper we discuss a dynamic efficiency measurement model for evaluating the performance of highway maintenance policies where the inter-temporal dependencies between consumption of inputs (i.e., maintenance budget) and realization of outputs (i.e., improvement in road condition) are explicitly captured. We build on a micro representation of pavement deterioration and renewal processes an...
This article proposes a logical support tool for maintenance management decision making. This tool is called the Graphical Analysis for Maintenance Management (GAMM), a method to visualize and analyze equipment dependability data in a graphical form. The method helps for a quick and clear analysis and interpretation of equipment maintenance (corrective and preventive) and operational stoppages....
Nowadays, industrial necessities claims global management procedures integrating information systems in order to manage and to use the controlled-processes information and thus, to assure a good process behaviour. These aspects aim to the development of fault detection and diagnosis systems and makingdecision systems. In this work, a reference model for fault management in industrial processes ...
This paper presents a lifetime efficiency index model and a developed crow search algorithm (DCSA) in order to achieve optimal maintenance for the power transformer. Not doing maintenance on the power transformer, resulting in instability of the transmission system and not to supply consistently electric energy in the load points. In other words, deterioration of the transmission system effects...
This paper deals with the problem of integrating noncyclical preventive maintenance and tactical production planning for a single machine. We are given a set of products that must be produced in lots during a specified finite planning horizon. The maintenance policy suggests possible preventive replacements at the beginning of each production planning period, and minimal repair at machine failu...
We consider a manufacturing system with preventive maintenance that produces a single part type. An inventory is maintained according to a machine age dependent hedging point policy. We conjecture that, for such a system, the failure frequencies can be reduced through preventive maintenance resulting in possible increase in system performance. Traditional preventive maintenance policies, such a...
We study an inspection and replacement policy for a system when maintenance actions are executed at times or “visits” with fixed, periodic schedule. Then, the novel focus of paper is not to schedule but what known times. Violations (defaults) may occur because time resource limited. The model motivated by typically used high-value, engineered systems e.g. windfarms, transportation systems, manu...
Currently corrective maintenance and time-based preventive maintenance strategies are widely used in wind power industry. However, few methods are applied to optimize these strategies. This paper aims to develop opportunistic maintenance approaches for an entire wind farm rather than individual components that most of the existing studies deal with. Furthermore, we consider imperfect actions in...
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