Sökning: "the impact of the railway"

Visar resultat 1 - 5 av 150 uppsatser innehållade orden the impact of the railway.

  1. 1. Holistic Assessment of Critical Infrastructure Resilience during Disasters (HACIRD) - A case study of the 2023 Kahramanmaras earthquakes

    Master-uppsats, Lunds universitet/Riskhantering (CI); Lunds universitet/Avdelningen för Riskhantering och Samhällssäkerhet

    Författare :Erik Kimblad; [2024]
    Nyckelord :Critical infrastructure; Lifeline; Resilience; Interdependencies; Earthquake; Natural hazards; Turkey; Holistic; Disaster; Framework; Assessment; Empirical; Case study; Technology and Engineering;

    Sammanfattning : On February 6, 2023, two earthquakes (7.8MW and 7.7MW) struck Turkey within nine hours, resulting in over 50,000 fatalities and significant damage to critical infrastructures (CI) which provide services essential for the functioning of society. LÄS MER

  3. 2. Safety analysis of Railway Transportation of Dangerous goods

    Master-uppsats, KTH/Transportplanering

    Författare :Hengxu Liu; [2023]
    Nyckelord :;

    Sammanfattning : In the past decade, the demand for dangerous goods (DG) that can be used forindustrial, farming, mining, manufacturing, and pharmaceutical products has surgedwith the rapid development of industrialization. Almost 55,000 billion tonnekilometersof Dangerous Goods (DG) are transported annually by the railroad,accounting for approximately 51% of the total DG traffic volume in Europe. LÄS MER

  4. 3. Staff Shortage on SJ Trains

    Kandidat-uppsats, KTH/Matematisk statistik

    Författare :Casper Öberg; Nora Moro; [2023]
    Nyckelord :Multiple linear regression; Residual analysis; Multicollinearity; Staff shortage; Forecast; Trains; Multipel linjär regression; Residualanalys; Multikollinearitet; Personalbrist; Prognos; Tåg;

    Sammanfattning : This thesis is a case study in collaboration with SJ AB, a government owned railway companyin Sweden. The employees aboard the trains are an essential part of operating thetrains efficiently. Therefore, it is vital to forecast absences well in order to avoid havingto cancel train trips or having employees work over time. LÄS MER

  5. 4. Challenges in the Maintenance and Diagnostic Segment of Digital Asset Management in the Swedish Railway Industry

    Kandidat-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Salam Adeeb; Marwan Ouali; [2023]
    Nyckelord :Railway Digital Asset Management; remote monitoring; condition-based maintenance; predictive maintenance; Digital tillgångsförvaltning; prediktivt underhåll; tillståndsbaserat underhåll; diagnostik;

    Sammanfattning : Just like the rest of society, the use of digital technology has throughout the years become a more crucial part for train companies to improve performance, meet customer demands, improve operation and maintenance processes to increase efficiency and reliability. These solutions have through time developed to become part of a cluster named Digital Asset Management (DAM). LÄS MER

  7. 5. Simultaneous scheduling of railway maintenance and trains : Modelling and solving train interactions close to a maintenance operation

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Pauline Vaillant; [2023]
    Nyckelord :Optimization; Linear programming; Heuristics; Railway scheduling; Maintenance planning; Optimering; Linjärprogrammering; Heuristik; Järnvägsplanering; Underhållsplanering;

    Sammanfattning : Rail transport plays a key role in the mobility of passengers and goods. It is expected to grow the decarbonization of society. In that context, it is important to use the railway network efficiently, and jointly planning trains and network maintenance allows for better use of resources. LÄS MER