Sökning: "coke quality"

Hittade 4 uppsatser innehållade orden coke quality.

  1. 1. Influence of bio-coal ash respectively coal structure on coke production and coke quality

    Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Industriell miljö- och processteknik

    Författare :Frida Bäck; [2019]
    Nyckelord :Bio-coke; bio-coal; leaching; coke quality; carbon structures; torrefied sawdust;

    Sammanfattning : In recent years, the consequences of global warming have increased the discussion about the climate impact caused by humans and the fossil emissions. Sweden has decided to reduce the negative climate impact with a zero vision for the fossil carbon dioxide emissions in year 2045. LÄS MER

  3. 2. Utilization of Pulp and Paper Waste Products in the Metal Industry : Initial testing of carbon-containing waste material briquettes

    Kandidat-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Ingrid Johansson; Walter Deltin; [2018]
    Nyckelord :pulp and paper waste products; recycling; biosludge; fiber reject; drop test; slag foaming with briquettes; circular materials;

    Sammanfattning : Today, a huge part of waste products from pulp and paper industries ends up in landfill which is both economically and environmentally adversely. This report examines the possibilities of using those products as a slag foamer and fuel in different furnaces in the metal industry. The waste products contain valuable elements, especially carbon. LÄS MER

  4. 3. Characterisation of Used Lead-Acid Batteries for Feed Optimisation in Secondary Lead Production

    Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Författare :Linda Neiström; [2018]
    Nyckelord :Lead-acid battery; Boliden Bergsöe; Secondary lead production; Characterisation; Lead; Plastic separation;

    Sammanfattning : Used lead-acid batteries are the main raw material in secondary lead production. Technologicalprogress in the car industry, have raised concerns regarding the lead-acid battery’s leading positionas electrochemical storage system in the future. LÄS MER

  5. 4. Bio-coal pre-treatmeant for maximized addition in briquettes and coke

    Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Industriell miljö- och processteknik

    Författare :Astrid Robles; [2017]
    Nyckelord :Blast furnace process; coal blend; sawdust; bio-coal; reduction; coke yield; reactivity behavior; self-reducing briquettes; iron oxides.; Masugnsprocess; kolblandning; bio-koks; sågspån; reduktion; järnmalm; koksutbyte; självreducerande briquetter; järnoxider;

    Sammanfattning : Carbon dioxide emissions to the atmosphere today cause problems around the world. In Sweden, the steel production contributes significantly to carbon dioxide emissions. The steel industry challenge is to improve the metallurgical processes to decrease the carbon dioxide emissions. One way to reduce the emissions is to use renewable carbon sources. LÄS MER