Search for dissertations about: "web breaks"

Found 5 swedish dissertations containing the words web breaks.

  1. 1. Dryer Section Control in Paper Machines During Web Breaks

    University dissertation from Lund Univ

    Author : Jenny Ekvall; Mittuniversitetet.; Mittuniversitetet.; [2004]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TECHNOLOGY Information technology Automatic control; TEKNIKVETENSKAP Informationsteknik Reglerteknik; Dryer Section; Web breaks; Paper machine; steam pressure control; Physical modeling; Dryer section; paper machine; physical modeling; web breaks;

    Abstract : Web breaks in the dryer section of a paper machine cause loss of production and quality problems. After a web break, the steam pressure in the cylinders must be reduced to avoid overheating. READ MORE

  2. 2. A Changing Experience communication and meaning-making in web-based teacher training

    University dissertation from Växjö : Växjö University Press

    Author : Linda Reneland-Forsman; Växjö universitet.; [2009]
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; course design; higher education pedagogy; mediated discourse analysis; meaning-making; mediation; teacher training; web-based learning; web-based teaching; widened participation; SOCIAL SCIENCES Social sciences Education; SAMHÄLLSVETENSKAP Socialvetenskap Pedagogik; Pedagogik; Pedagogics;

    Abstract : This is a study of students’ meaning making in web-based higher education courses. Conditions for students meaning-making change when interaction technology is used to support educational practices. Widened Participation policy activities often use web-based programs to attract “new” groups of more experienced students. READ MORE

  3. 3. Flow and Friction On the Tactical Potential of Interfacing with Glitch Art

    University dissertation from Stockholm : Department of Culture and Aesthetics, Stockholm University

    Author : Vendela Grundell; Anna Dahlgren; Mårten Snickare; Max Liljefors; [2016]
    Keywords : HUMANIORA; HUMANITIES; Glitch; Contemporary Art; Photography; Digital Media; Interface; Internet; Systems Aesthetics; Network Society; Tactics; Phenomenology; Spectatorship; Viewer; Experience; Rosa Menkman; Phillip Stearns; Evan Meaney; konstvetenskap; Art History;

    Abstract : This thesis aims to analyze how interfacing affects viewer experiences and viewer positions, and how glitch art online makes that effect visible. Glitch art is concerned with disruptions in the systems that govern how for instance photography is produced, circulated and displayed in a digital image flow. READ MORE

  4. 4. Quality Control of a Newsprint TMP Refining Process based on Refining Zone Temperature Measurements

    University dissertation from Stockholm : Department of Culture and Aesthetics, Stockholm University

    Author : David Sikter; [2007]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; temperature profile; quality control; usability; economy; TMP refining;

    Abstract : The ultimate goal of this study was to examine the possibility of using temperature measurements for control purposes in a TMP refining process. The study was carried out in a commercial refiner line at Holmen Paper’s Hallsta Mill, were the primary stage refiner was equipped with temperature sensors. READ MORE

  5. 5. Measurement and prediction of dewatering characteristics for mechanical pulpsusing optical fibre analysis

    University dissertation from Stockholm : Department of Culture and Aesthetics, Stockholm University

    Author : Lisa Nordin; Mittuniversitetet.; [2009]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TECHNOLOGY Chemical engineering; TEKNIKVETENSKAP Kemiteknik;

    Abstract : On?line measurement of relevant fibre and pulp characteristics is necessary in order to increaseproductivity and to maintain uniform quality. The drainage properties within the wire and the presssection are important factors since they affect the dry content after the press section. READ MORE