Sökning: "Maintenance contracts"

Visar resultat 11 - 15 av 21 avhandlingar innehållade orden Maintenance contracts.

  1. 11. Enhancing the Maintainability of Safety Cases Using Safety Contracts

    Författare :Omar Jaradat; Sasikumar Punnekkat; Iain Bate; Alexander Romanovsky; Mälardalens högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Computer Science; datavetenskap;

    Sammanfattning : Safety critical systems are those systems whose failure could result in loss of life, significant property damage, or damage to the environment. These systems require high quality and dependability levels in them, where system safety is a major property that should be adequately assured to avoid any severe outcomes. LÄS MER

  3. 12. Incentives to innovations in road and rail maintenance and operations

    Författare :Torbjörn Stenbeck; KTH; []
    Nyckelord :Social sciences; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP;

    Sammanfattning : Worried voices in the Swedish road maintenance and operations industry claim that innovations and technical development has ceased in the last decades. One hypothesis is that it is an effect of the public tendering reform introduced in 1992. LÄS MER

  4. 13. Part-out Based Spares Provisioning and Management : A Study for Aircraft Retirement

    Författare :Jan Block; Alireza Ahmadi; Richard Millar; Luleå tekniska universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Aircraft retirement; End-of-life management; Parting-out; Part-out-based spares provisioning; Reliability analysis; Repairable units; Spare parts provisioning; Drift och underhållsteknik; Operation and Maintenance;

    Sammanfattning : The operation and maintenance phase of a complex technical system may deal with strategicdecisions for asset retirement and end-of-life management. When a fleet of aircraft reachesthe retirement phase, the operation of remaining fleet should still be kept at a defined level ofavailability. LÄS MER

  5. 14. Integrated Product Service Offerings for Rail and Road Infrastructure : Reviewing Applicability in Sweden

    Författare :Sofia Lingegård; Mattias Lindahl; Niclas Svensson; Daniel Brissaud; Linköpings universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Integrated Product Service Offerings; Product Service Systems; long-term contracts; risk; life-cycle perspective; resource-efficiency;

    Sammanfattning : This research aims to explore and propose a more effective management of rail and road infrastructure and the possibility of a more resource-efficient road and rail infrastructure by applying business models based on performance and a life-cycle perspective.There is a lack of efficiency in the Swedish rail and road infrastructure industries - at the same time as the availability of the rail tracks and roads is essential. LÄS MER

  7. 15. Empirical Essays on Procurement and Regulation

    Författare :Magnus Arnek; Lars Westin; Uppsala universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Economics; Competitive tendering; entry; regulation; moral hazard; yardstick competition; Allais Paradox; payoff size; Nationalekonomi; Economics; Nationalekonomi; nationalekonomi; Economics;

    Sammanfattning : Essay 1: This paper reports the results of an empirical analysis of the effect of competitive tendering on road operation and maintenance expenses in Sweden. Contrasts of procurement expenses between operation and maintenance contracts let in competitive tendering and similar sole-sourced contracts indicate that competitive tendering reduces procurement expenses by 22-27 percent. LÄS MER