Search for dissertations about: "technical maintenance"

Showing result 1 - 5 of 149 swedish dissertations containing the words technical maintenance.

  2. 1. Efficient Winter Road Maintenance : A Study of Technical and Contractual Issues

    Author : Adel Abdi; Hans Lind; Björn Birgisson; Lars Silver; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; climate; road climate and weather; road surface roughness; road friction; winter tyre; winter maintenance tools; RWIS; weather station; winter maintenance; contract type; road maintenance contract; winter maintenance contract; partnering; strategic alliance; public procurement; tender; incentives; bundling services; payment mechanism; remuneration models; Civil and Architectural Engineering; Byggvetenskap;

    Abstract : Since ancient times, roads have tied people and cultures together. Roads have been createdwith the aim of facilitating trade and cultural exchange among different regions in the world. READ MORE

  4. 2. Condition-Based Maintenance: Selection and Improvement of a Cost-Effective Vibration-Based Maintenance Policy for Rolling element Bearings

    Author : Basim Al-Najjar; Sherwin David; Bo Bergman; Produktionsekonomi; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; vibration and acoustic engineering; vacuum technology; hydraulics; Mechanical engineering; a cost-effective vibration-based maintenance policy.; Integrated maintenance; Condition monitoring and control; Total Time on Test-plots; Vibration monitoring; effectiveness and accuracy; Failure causes and mechanisms; Maintenance quality; Maskinteknik; hydraulik; vakuumteknik; vibrationer; akustik; Commercial and industrial economics; Industriell ekonomi; Maintenance Technology; Terotechnology;

    Abstract : Modern machinery is expensive and therefore must run at high availability and effectiveness which cannot be achieved without an effective maintenance policy. Condition monitoring, (CM), techniques can be utilised to reduce or arrest the rate of deterioration of a component so increasing operating life. READ MORE

  5. 3. Maintenance-related incidents and accidents : aspects of hazard identification

    Author : Mattias Holmgren; Luleå tekniska universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Kvalitetsteknik; Quality Technology and Management; Drift och underhållsteknik; Operation and Maintenance;

    Abstract : The satisfaction of stakeholders depends upon the fulfilment of their requirements. Two important stakeholder requirements related to technical systems are dependability and safety. However, system operation will gradually impair its performance leading to potentially hazardous states of the system. READ MORE

  6. 4. Technical and contractual aspects in winter highway and railway operation and maintenance : a survey of current technical systems and contract forms in Sweden

    Author : Adel Hirmand Abdi; Björn Birgisson; Rolf Magnusson; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; climatology; macroclimate; microclimate; pavement structure; pavement design; roughness; IRI; friction; friction measurement; friction devices; IFI; road grip; winter tyres; studded and non-studded tyres; winter maintenance; winter operation; road climate; RWISS; MDSS; contract theory; contract; contract types; construction contract; maintenance contract; procurement; payment forms; remuneration forms; partnering; Other civil engineering and architecture; Övrig samhällsbyggnadsteknik och arkitektur;

    Abstract : .... READ MORE

  7. 5. A System-of-Systems Approach for Enhancing Asset Management of Railway System

    Author : Jaya Kumari; Ramin Karim; Adithya Thaduri; Pierre Dersin; Miguel Castaño Arranz; Mirka Kans; Luleå tekniska universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; railways rolling stock; system-of-systems; asset management; maintenance; fleet management; industrial AI; digitalisation; Operation and Maintenance Engineering; Drift och underhållsteknik;

    Abstract : In Sweden, railway transport of freight and passengers is a significant portion of the total transport system. The demand for railway transport is forecasted to increase in the coming decades. One of the main reasons for this ever-increasing demand is the requirement for sustainable transport, nationally and globally. READ MORE