Essays about: "flygaska"

Showing result 1 - 5 of 18 essays containing the word flygaska.

  1. 1. The effect of high-ratio biochar replacement in concrete on performance properties : Experimental study of biochar addition to concrete mixture.

    University essay from Luleå tekniska universitet/Byggkonstruktion och brand

    Author : Mina Turovaara; [2022]
    Keywords : Biochar; Concrete; Sustainability; Cement; Biochar in concrete; Carbon dioxide; Building industry; Micro-structure; Biokol; Betong; Hållbarhet; Cement; Biokol i betong; Koldioxid; Byggsektorn; Mikrostruktur;

    Abstract : Globally the emissions of carbon dioxide from anthropogenic activities are an issue regarding the future of our planet. Today the building industry is a large contributor with approximately 10 percent of the total emissions coming from energy usage in the building industry, where about 7 percent of the global CO2 emissions are connected to the cement industry. READ MORE

  3. 2. Promoting Circular Economy By Partial Replacement Of Cement With SCMs : A Review On Wood Ash

    University essay from Högskolan i Borås/Akademin för textil, teknik och ekonomi

    Author : Asal Salman; [2022]
    Keywords : Cement; Circular economy; Concrete industry; SCM; Wood ash;

    Abstract : The European Commission adopted the first action plan for the transition to a circular economy in 2015. As a result, the concrete industry’s goal is for all concrete produced in Sweden to be climate neutral by 2045. READ MORE

  4. 3. Accelerated Carbonation Of Cement Pastes And Mortars

    University essay from Högskolan i Borås/Akademin för textil, teknik och ekonomi

    Author : Pejman Hajibabaei; [2022]
    Keywords : karbonatisering; accelerated carbonation; SCMs; cement paste; carbonation depth;

    Abstract : Concrete structures have the largest surface area of all human made structures. Large surface area makes concrete capable to absorb CO2 from environment during its lifetime. It is estimated that concrete during its lifetime can absorb about 15-20% of CO2 which had produced in cement production. READ MORE

  5. 4. Concrete in vertical slipforms : A process for determining a suitable concrete composition

    University essay from KTH/Betongbyggnad

    Author : Ellen Gegerfelt; Alva Hasselqvist; [2021]
    Keywords : Slipforming; fresh concrete; workability; consistency; alternative binders; slipform rate; lifting cracks; delamination; lump formation; Glidformsgjutning; färsk betong; arbetbarhet; konsistens; alternativa bindemedel; glidformshastighet; lyftsprickor; delaminering; klumpbildning;

    Abstract : In the construction industry of today, many projects are getting bigger, higher and more complicated than ever before. The most important material in these projects is concrete and the process of casting has developed a lot during the last century. READ MORE

  6. 5. Environmental impact from materials and products in infrastructure

    University essay from KTH/Kemiteknik

    Author : Alexander Bergman; [2021]
    Keywords : Environmental product declarations; carbon dioxide equivalent; CO2e; climate targets; reductions targets; infrastructure; Miljövarudeklarationer; koldioxidekvivalenter; CO2e; klimatmål; reduktionsmål;

    Abstract : Global uppvärmning och klimatförändringar har enat världens länder och det arbetas hårt för att den globala temperaturökningen ska hållas under 2 °C. I EU har man satt som mål att vara klimatneutrala senast 2050 och i Sverige satte man ett ambitiöst mål på att uppnå nettonollutsläpp redan till 2045. READ MORE