Sökning: "Payback periods"

Visar resultat 21 - 25 av 39 uppsatser innehållade orden Payback periods.

  1. 21. Evaluating the Economic Feasibility of Utilizing Power Optimizers in Various PVSystems

    Master-uppsats, Högskolan Dalarna/Energiteknik

    Författare :George Pius Perangatt; [2018]
    Nyckelord :Power optimizer; MPPT; module level MPPT; SolarEdge; TIGO;

    Sammanfattning : Integration of power optimizers in photovoltaic systems is standard practice in some parts of the world. Manufacturers claim that optimizers can significantly reduce electrical losses due to shading. Hence, it is important to investigate this claim and determine under what conditions it is economically warranted to utilize optimizers. LÄS MER

  3. 22. Energy Audit of an industrial building in Sweden : Case study of a CNC processed components’ producer company

    Magister-uppsats, Högskolan i Gävle/Energisystem

    Författare :Isabel Bueno Rosete; [2018]
    Nyckelord :Energy audit; industrial energy audit; energy efficiency measures; IDA ICE simulation software and energy retrofit.;

    Sammanfattning : The industrial sector accounts for almost 40 % of the Swedish energy use and in order to meet the EU’s 2020 targets, an efficient production of high quality and great finish goods are more and more in demand. Moreover, it is important to develop the activities with the lowest environmental impact possible. LÄS MER

  4. 23. Energikartläggning av Bolidens industriområde

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

    Författare :Emil Hedlund; [2017]
    Nyckelord :;

    Sammanfattning : Industri- och bostadssektorerna stod för 77 % av Sveriges slutliga energianvändning år 2014. För att Sverige ska nå uppsatta klimatmål kommer dessa sektorer att spela en viktig roll. Boverket har infört nya, strängare krav på verifiering av en byggnads energiprestanda efter påtryckningar från EU. LÄS MER

  5. 24. Ett självförsörjande utomhusbad

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

    Författare :Mårten Dahlberg Rosell; Emil Eriksson; Erik Jonasson; Clara Knudsen; Theodorik Leao; Kooscha-Kevin Rahimi Ata; Erik Strandler; Eric Widéen; [2017]
    Nyckelord :energi; solfångare; solceller; pool; elkraft; värme; värmepump;

    Sammanfattning : The municipal outdoor swimming pools of Bälingebadet, situated in Bälinge north of Uppsala, is today mostly heated by electric heating, and an insufficient solar heating system. Bälingebadet is managed by Sportfastigheter AB, which in turn is owned by Uppsala municipality. LÄS MER

  7. 25. Waste heat storage and utilization for the case of National Veterinary Institute (SVA), Uppsala, Sweden

    Master-uppsats, Lunds universitet/Avdelningen för Energi och byggnadsdesign

    Författare :Stanislav Proshyn; Iryna Bulich; [2017]
    Nyckelord :waste heat; direct distribution; thermal energy storage; hot water storage tank; borehole seasonal storage; heat pump; IDA ICE plant modelling; savings-to-investment ratio; life-cycle costs; Technology and Engineering;

    Sammanfattning : The incineration furnace at National Veterinary Institute (SVA) in Uppsala, Sweden, runs approximately 2,150 hours a year and generates a large amount of waste heat. Some of this heat is partially recovered, and is used for heating one of the main buildings during the furnace operation. LÄS MER