Sökning: "Pelletspanna"

Visar resultat 21 - 25 av 29 uppsatser innehållade ordet Pelletspanna.

  1. 21. Ny utformning för gårdsbaserad biogasproduktion : En utvärdering ur material- och energisynpunkt

    Master-uppsats, KTH/Industriell ekologi

    Författare :Sara Jarmander; Isabelle Sjöberg; [2015]
    Nyckelord :;

    Sammanfattning : Renewable energy and sustainable use of natural resources are two important aspects of sustainable development. Biogas production contributes to this since the gas is considered to be a renewable and non-fossil fuel. In addition, the production of biogas results in a nutrient- rich substance, called digestate. LÄS MER

  3. 22. Understenshöjdens framtida utveckling : ett arbete om energieffektiviseringar i ekobyn samt uppgraderingar av dess energisystem utifrån ett hållbart perspektiv

    Kandidat-uppsats, KTH/Energiteknik

    Författare :Christina Koidis; [2015]
    Nyckelord :;

    Sammanfattning : Understenshöjden is Stockholm's largest eco-village which was built in the early 1990s with the vision of enabling ecological living for people. However the ecovillage is no longer considered as environmentally friendly because of its relatively high energy consumption, and non-updated energy system. LÄS MER

  4. 23. Geotermisk fjärrvärme i Gunsta

    Kandidat-uppsats, SLU/Dept. of Energy and Technology

    Författare :Caroline Krouthén; Andreas Lundgren; Per Mandfloen; Karl-Oskar Sandberg; Johanna Sjöberg-Högerås; Johan Thorell; Svante Wärnsberg Monie; [2014]
    Nyckelord :geotermi; geotermisk energi; fjärrvärme; Gunsta; förnybar; värmekälla; värmeproduktion;

    Sammanfattning : Gunsta is situated about 10 km east of Uppsala. Today there are plans to establish 1000 new households in Gunsta before year 2030. The required energy for heating houses and water would be distributed via a district heating system, which also includes 200 existing residences. The annual required energy, according to this study, would be 16. LÄS MER

  5. 24. Hållbara uppvärmningsalternativ för hotellstugorna på Grinda : En kvantitativ studie gällande hållbara uppvärmningsalternativ på en skärgårdsö

    Kandidat-uppsats, KTH/Industriell ekologi

    Författare :Mattias Tas; Yasin Elobeid; [2013]
    Nyckelord :;

    Sammanfattning : Skärgårdsstiftelsen, which is responsible for several of the archipelago islands in Stockholm, has chosen to explore the possibilities for more sustainable heating systems in buildings on the islands in collaboration with KTH. A reduction of energy use and improving the efficiency of existing heating systems are included as part of the environmental work. LÄS MER

  7. 25. Livscykelanalys: Pelletspanna från kvänum energi

    Kandidat-uppsats, Institutionen för teknik och samhälle

    Författare :Johan Junefjäll; Valentina Bäckerstam; [2012]
    Nyckelord :Livscykelanalys Pellets Panncentral LCA Utsläpp Materialval CES;

    Sammanfattning : This study will identify the environmental impact in terms of carbon dioxide for a boiler house on behalf of Kvänum energi. The boiler central consists of a main building, which in turn contains multiple components such as boilers, pipes, etc, the boiler central uses pellets fuel. It also includes a silo and an ash container. LÄS MER