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Showing result 1 - 5 of 6 essays matching the above criteria.

  1. 1. Mapping and analysis of an internal heating network at Holmen Paper Braviken

    University essay from Linköpings universitet/Energisystem

    Author : Ludwig Forsell; Ebba Samuelsson; [2023]
    Keywords : Energy mapping; Holmen paper Braviken; Internal heating network; Holmen; Energy usage in the paper industry; Energy usage for a TMP-plant;

    Abstract : The pulp and paper industry is the most energy intensive industry in Sweden. Most of the energy usedaims to supply the large amount of heat to the production processes that is required to produce pulp andpaper . READ MORE

  3. 2. Optimization of a two-step anaerobic treatment of wastewater from the Pulp and Paper Industry

    University essay from KTH/Industriell bioteknologi

    Author : Sara Bard; [2022]
    Keywords : Wastewater treatment; biogas; methane; pulp and paper mill wastewater; wood raw material; anaerobic treatment; sulphate reduction; UAPB reactor; Vattenrening; biogas; metan; processvatten från pappers- och massaindustrin; träråvara; anaerob rening; sulfatreduktion; UAPB reaktor;

    Abstract : Under de senaste 30 åren så har antalet massa- och pappersbruk minskat medan den totala produktionen av massa och papper har ökat. En högre produktion per bruk tillsammans med en hårdare miljölagstiftning, sätter ett högre tryck på vattenreningen på varje bruk. READ MORE

  4. 3. Ultrafiltration of Bleach Plant Efflunet from a Sulphite Pulp Mill-Influence of operating parameters

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Erna Trokic; [2017]
    Keywords : Ultrafiltration; bleach plant effluent; sulphite pulp mill; Technology and Engineering;

    Abstract : Stora Enso Nymölla Mill is an integrated pulp and paper mill located in south Sweden near the Baltic Sea. The mill uses ultrafiltration (UF) to remove compounds with a high chemical oxygen demand (COD) from the bleach plant effluent. UF is a separation technology using membranes. READ MORE

  5. 4. Advanced Oxidation Processes for removal of COD from pulp and paper mill effluents : A Technical, Economical and Environmental Evaluation

    University essay from KTH/Industriell ekologi

    Author : Irma Karat; [2013]
    Keywords : Advanced Oxidation Processes; Ozone; Wastewater Treatment; COD; Pulp and Paper Industry;

    Abstract : In Sweden, the dominating source for emissions of degradable organic substances to water is the pulp and paper industry. The organic substances increase oxygen consumption in the recipient which subsequently threatens aquatic species. READ MORE

  6. 5. Mechanical and chemical chip pre-treatment in mechanical pulp production

    University essay from Institutionen för fysik, kemi och biologi

    Author : Malin Sjölin; [2008]
    Keywords : Mechanical pulping; TMP; CTMP; APMP; APTMP; alkaline-peroxide; electrical consumption; chip pre-treatment;

    Abstract : The mechanical pulping industry has been developing throughout the years, due to competitive prices in the electricity market and good accessibility of wood. This has made it possible for such and “expensive” process to further develop. READ MORE