Sökning: "Bertil Thomas"

Visar resultat 1 - 5 av 11 avhandlingar innehållade orden Bertil Thomas.

  1. 1. Identification, decoupling and PID-control of industrial processes

    Författare :Bertil Thomas; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; conflict analysis; repeated least squares; arms race; decision theory; PID-control; Decoupling filters; Ziegler- and Nichols method; two-step methods; least-squares identification;

    Sammanfattning : .... LÄS MER

  3. 2. Strategies for Reducing Vibrations during Milling of Thin-walled Components

    Författare :Bertil Wanner; Cornel Mihai Nicolescu; Thomas Björk; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Milling; vibrations; chatter; stability; prediction; thin-wall; Inconel 718; Manufacturing and materials engineering;

    Sammanfattning : Factors such as environmental requirements and fuel efficiency have pushed aerospace industry to develop reduced-weight engine designs and thereby light-weight and thin-walled components. As component wall thickness gets thinner and the mechanical structures weaker, the structure becomes more sensitive for vibrations during milling operations. LÄS MER

  4. 3. Effektavgifter - Prissättning inom elsektorn

    Författare :Thomas Hartman; Ted Lindblom; Göran Bergendahl; Bertil Gandemo; Birger Rapp; Göteborgs universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Business studies; Företagsekonomi; företagsekonomi; Business Administration; Ekonomisk Teori Pristeori; Energiförsörjning;

    Sammanfattning : .... LÄS MER

  5. 4. Det milsvida skogsfolket : Skogssamernas samhälle i omvandling 1650-1800

    Författare :Bertil Marklund; Peter Sköld; Thomas Wallerström; Umeå universitet; []
    Nyckelord :HUMANIORA; HUMANITIES; Forest Sami; source study; actors on an economic; social and societal level; fishing; hunting; reindeer husbandry; reindeer herding; population increase; local district court; forest Sami lay assessors; county administrative board; Swedish state; church.; History; historia;

    Sammanfattning : This dissertation shows that the forest Sami of Arvidsjaurbyn (the forest Sami community in Arvidsjaur) were actors on an economic, social and societal level. The parish of Arvidsjaur was founded by the Swedish state in the beginning of the 17th century. The dissertation is a source study. LÄS MER

  7. 5. Migration and Place Attractiveness

    Författare :Thomas Niedomysl; Urban Fransson; Bo Malmberg; Bertil Vilhelmson; Uppsala universitet; []
    Nyckelord :Social and economic geography; Interregional Migration; Place Attractiveness; Sweden; Tourism; Marketing; Promotion; Life-course; Age; Survey Research; Residential Preferences; Kulturgeografi;

    Sammanfattning : The thesis includes six self-contained papers that from various perspectives examine place attractiveness and migration in Sweden. Paper I provides an extensive overview of Swedish municipalities’ place marketing engagement to attract in-migrants, based on survey responses from 220 municipalities. LÄS MER