Essays about: "pulp paper mill"

Showing result 11 - 15 of 67 essays containing the words pulp paper mill.

  1. 11. Integrating Chemical Looping Gasification for Hydrogen Generation and CO2 Capture in Pulp Mills

    University essay from KTH/Energiprocesser

    Author : Matilda Palmér; [2022]
    Keywords : Carbon Capture and Storage; Bio-CCS; Chemical Looping Gasification; Pulp Mill; H2 generation; Process Analysis; Bio-CCS; CLG; Massabruk; H2 generering; Process Analys;

    Abstract : Utsläpp av CO2 till atmosfären bidrar till ökningen av globala temperaturer. Industrisektorn står för 20 % av utsläppen och utav dessa kommer 6 % från pappers- och massaindustrin. För att lyckas minska den globala temperaturhöjningen till under 1,5 °C hjälper det inte bara att minska utsläppen. Även negativa utsläpp måste genereras. READ MORE

  3. 12. Multivariable analysis for studies of the origin of residual peroxide

    University essay from KTH/Fiber- och polymerteknologi

    Author : Sara Johansson; [2022]
    Keywords : Hydrogen peroxide; Hydrogen peroxide bleaching; PCA; Tepidiphilus; beneficial bacteria; paper mill; Väteperoxid; väteperoxidblekning; PCA; Tepidiphilus; gynnsamma bakterier; pappersbruk;

    Abstract : På pappersmaskin 11 i Hallsta pappersbruk tillverkas högglansigt papper som bleks med väteperoxid. Om väteperoxiden som finns kvar efter blekningen, kallat restperoxid, kommer ut på pappersmaskinen sliter detta på termovalsarna, vilket påverkar slutprodukten. READ MORE

  4. 13. GEOPOLYMERS WITH GREEN LIQUOR DREGS : An investigation of the possibility tomanufacture a geopolymer based on residual streams

    University essay from Umeå universitet/Kemiska institutionen

    Author : Martin Sundqvist; [2021]
    Keywords : ;

    Abstract : The pulp and paper industry make up a large part of the Swedish industry and is alsogrowing worldwide. With its growth, the amounts of residuals that are produced alsoincrease. The estimated annual global amount of residuals generated from pulp millsexceeds 1 million tons. READ MORE

  5. 14. Characterization of retention chemicals and their effect on the paper forming process on machine PM4, Billerud Korsnäs Gävle Mill.

    University essay from Örebro universitet/Institutionen för naturvetenskap och teknik

    Author : Therese Alm; [2021]
    Keywords : Retention; retention polymers; retention microparticle; dewatering; turbidity;

    Abstract : In the papermaking industries spots in the finished product is a recurring problem. Billerud Korsnäs have in earlier studies identified poorly optimized retention systems as one of the reasons for these spots. READ MORE

  6. 15. Pulp compositions and their influence on the production of dialcohol cellulose

    University essay from Karlstads universitet/Institutionen för ingenjörsvetenskap och fysik (from 2013)

    Author : Viktoria Carlsson; [2020]
    Keywords : ;

    Abstract : The characteristics of products made from pulp can be modified through different methods. If the pulp is refined either laboratory or industrially, the fibres in the pulp become more flexible and therefore creates stronger bonds to each other, which results in a final product with a higher strength. READ MORE