نتایج جستجو برای: maintenance activities

تعداد نتایج: 514899  

2008
Cédric Pessan Odile Bellenguez-Morineau Emmanuel Néron

In this paper, we propose a multi-skill project scheduling problem model for maintenance activities organization. Preventive maintenance activities are usually planned in advance: production is stopped and all maintenance activities should be processed as fast as possible in order to restart production. Moreover, these human resource handled activities require specific skills and are subject to...

 Sequence dependent set-up times scheduling problems (SDSTs), availability constraint and transportation times are interesting and important issues in production management, which are often addressed separately. In this paper, the SDSTs job shop scheduling problem with position-based learning effects, job-dependent transportation times and multiple preventive maintenance activities is studied. ...

ژورنال: سلامت کار ایران 2007
قهرمانی, ابوالفضل,

  Background and Aims   Permit to work (PTW) system as an operational control methods, is an accepted system for control of maintenance activities hazards in chemical industries. The main objective of this study was degree of conformity analysis between existing situation of PTW system and audit criteria.     Methods   In this cross - sectional study, PTW system was audited in an oil and gas ex...

2016
Macario Polo Mario Piattini Francisco Ruiz

Software maintenance is the most expensive stage of the software life cycle. However, most software organizations do not use any methodology for maintenance, although they do use it for new developments. In this article, a methodology for managing the software maintenance process is presented. The methodology defines clearly and rigorously all the activities and tasks to be executed during the ...

2013
Joris Scharpff Matthijs T. J. Spaan Leentje Volker Mathijs de Weerdt

We address efficient planning of maintenance activities in infrastructural networks, inspired by the real-world problem of servicing a highway network. A road authority is responsible for the quality, throughput and maintenance costs of the network, while the actual maintenance is performed by autonomous, third-party contractors. From a (multi-agent) planning and scheduling perspective, many in...

Journal: :مدیریت صنعتی 0
رضا آقایی کارشناس ارشد مدیریت اجرائی، سازمان مدیریت صنعتی، تهران، ایران اصغر آقایی استادیار دانشگاه علوم انتظامی، تهران، ایران رامین محمد حسینی ناجی زاده استادیار سازمان مدیریت صنعتی، تهران، ایران

maintenance is one of the systems which can play an essential role in the success of manufacturing and services systems. one of the most maintenance innovative approaches is agile maintenance. based on this approach, organizations integrate maintenance concepts with agility features such as: flexibility, agile and fast move, etc and also are trying to provide one hundred percent preparing equip...

2017
Hakan Guler

This paper describes a new approach to optimisation of railway track maintenance and renewal works via genetic algorithms. Decision support systems and genetic algorithms are used in this study to optimise railway track maintenance and renewal activities. The results obtained in the scope of this study show that planned maintenance and renewal management systems can be developed and successfull...

Journal: :Journal of Systems and Software 2002
Celeste See Pui Ng Guy G. Gable Taizan Chan

The worldwide installed base of enterprise resource planning (ERP) systems has increased rapidly over the past 10 years now comprising tens of thousands of installations in largeand medium-sized organizations and millions of licensed users. Similar to traditional information systems (IS), ERP systems must be maintained and upgraded. It is therefore not surprising that ERP maintenance activities...

2002
Kunal Kapoor Pallavi Dharwada Nikhil Iyengar Joel S. Greenstein Anand K. Gramopadhye

The safety and reliability of air transportation depends on minimizing inspection and maintenance errors that occur in the aircraft maintenance system. Efforts have been invested to track maintenance errors. These efforts are reactive in nature: they analyze maintenance errors after their occurrence. There is a lack of standardization in the assessment of maintenance errors across the maintenan...

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