Sökning: "Åke Holmgren"

Hittade 5 avhandlingar innehållade orden Åke Holmgren.

  1. 1. Vulnerability analysis of electric power delivery networks

    Författare :Åke Holmgren; KTH; []
    Nyckelord :Infrastructure; Networks; Risk Analysis; Vulnerability;

    Sammanfattning : Disturbances in the services provided by the infrastructuresystems—e.g. electric power supplies and communications—can have serious implications for everyday life,economic prosperity and national security. The disturbances canbe initiated by natural disasters, adverse weather, technicalfailures, human errors, sabotage, terrorism or acts of war. LÄS MER

  3. 2. Quantitative vulnerability analysis of electric power networks

    Författare :Åke J. Holmgren; Torbjörn Thedéen; Lars-Göran Mattsson; Terje Aven; KTH; []
    Nyckelord :Safety Analysis; vulnerability; homeland security; risk analysis; network; electric power system; blackout; power law; statistical analysis; graph theory; branching process; game theory; Säkerhetsanalys; TECHNOLOGY; TEKNIKVETENSKAP;

    Sammanfattning : Disturbances in the supply of electric power can have serious implications for everyday life as well as for national (homeland) security. A power outage can be initiated by natural disasters, adverse weather, technical failures, human errors, sabotage, terrorism, and acts of war. LÄS MER

  4. 3. Ice Storm Modelling in Transmission System Reliability Calculations

    Författare :Elin Broström; Lennart Söder; Åke Holmgren; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electrical engineering; electronics and photonics; Elektroteknik; elektronik och fotonik;

    Sammanfattning : In this thesis a new technique of modelling non-dimensioning severe weather for power system reliability calculations is developed. The model is suitable for both transmission and distribution networks and is based on geographically moving winds and ice storms. LÄS MER

  5. 4. Places of Rest in Worlds of Ruin : Havens in Post-Apocalyptic Fiction

    Författare :Andreas Nyström; Åke Bergvall; Maria Holmgren Troy; Mathias Clasen; Karlstads universitet; []
    Nyckelord :HUMANIORA; HUMANITIES; Post-Apocalypse; Apocalypse; Science Fiction; Havens; Pastoral; Paradise; Mobility; Narrative Theory; English; Engelska;

    Sammanfattning : In the inhospitable and ruined landscapes of post-apocalyptic fiction there are often found havens, places of rest that provide contrast to the desolation of the wasteland. This study explores the generic functions of such havens. LÄS MER

  7. 5. The mold of writing : style and structure in Strindberg's chamber plays

    Författare :Erik van Ooijen; Lars-Åke Skalin; Ola Holmgren; Örebro universitet; []
    Nyckelord :HUMANIORA; HUMANITIES; August Strindberg; chamber play; literary form; writing; focus; ruin as form; simulation; speed; weed as form; Literature; Litteraturvetenskap; HUMANITIES and RELIGION; HUMANIORA och RELIGIONSVETENSKAP; Aesthetic subjects; Estetiska ämnen; Litteraturvetenskap; Literature;

    Sammanfattning : The thesis examines the five plays published by August Strindberg under the label of Chamber Plays: Stormy Weather, The Burned Lot, The Ghost Sonata, The Pelican (all 1907), and The Black Glove (1909). It takes its point of departure in a particular aspect of Strindberg’s way of writing as he actually describes it himself: during the act of deliberate composing, a productive fever tends to emerge bringing an element of chance to the work. LÄS MER