Essays about: "värmeåtervinning"

Showing result 1 - 5 of 42 essays containing the word värmeåtervinning.

  1. 1. Litteraturstudie - Energieffektivisering av livsmedelsbutiker genom nyttjande av överskottsvärme

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Christ Asadour; Teodor Nymark; [2023]
    Keywords : ;

    Abstract : Generellt sett har livsmedelsbutiker ett stort behov av enrgi i form av el, värme, komfortkyla och livsmedelskyla. Livsmedelsbutikers höga elanvändning utgör 3% av Sveriges totala elanvändning. En betydande del av elanvändningen går till kylsystem och genererar på så vis överskottsvärme från kondensorn som ofta slösas bort. READ MORE

  3. 2. Seawater Heat Recovery by the Utilisation of Phase Change Heat of Freezing : Technical feasibility study of a system for District Heating in the city of Helsinki

    University essay from KTH/Kraft- och värmeteknologi

    Author : Rakesh Ramesh; [2022]
    Keywords : District heating; Seawater; Ice slurry; Aspen Plus; Pressure drop; Fjärrvärme; Havsvatten; Isslurry; Aspen Plus; Tryckfall;

    Abstract : With the Paris agreement calling to limit global warming to 2°C below pre-industrial levels, with further efforts to ensure it stays below 1.5°C, the Finnish government passed the Lakihiilen energiakäytön kieltämisestä (416/2019), i.e. READ MORE

  4. 3. A case study on the integration of excess heat from Data Centres in the Stockholm district heating system

    University essay from KTH/Kraft- och värmeteknologi

    Author : Arianna Tofani; [2022]
    Keywords : heat recovery; district heating; circular economy; data centres; excess heat; värmeåtervinning; fjärrvärme; cirkulär ekonomi; datacenter; överskottsvärme;

    Abstract : The data centre industry is becoming more and more important due to the rapid increase of digitalisation in our society. However, data centres are large electricity consumers since electricity is needed for both the Information Technology (IT) equipment and the cooling systems, as a certain temperature must be maintained in the server rooms in order to guarantee service operations. READ MORE

  5. 4. Industrial Symbiosis of Vertical Hydroponic Farming System at SweGreen

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Narmin Farkhondehmonfared; [2022]
    Keywords : Vertical farming; Urban symbiosis; Life cycle assessment LCA ; LEDs; Energy; Heat recovery; Vertikalt jordbruk; Urban symbios; Livscykelanalys LCA ; Lysdioder; Energi; Värmeåtervinning;

    Abstract : The United Nations projects that by the year 2050, there will be as many as 9.7 billion people on earth (UN, 2019). Along with the world population growth, the demand for food production will be increased. On the other side, agriculture plays a crucial role in global warming, increasing food production challenges. READ MORE

  6. 5. Bitcoin Mining in Sweden

    University essay from Lunds universitet/Miljö- och energisystem

    Author : Sixten Hager; [2022]
    Keywords : ASIC; Bitcoin; Bitcoin mining; proof-of-work; blockchain; district heating; heat recovery; climate change; Sweden; Technology and Engineering;

    Abstract : Bitcoin mining is an industry which for many years has been criticized for its electricity consumption, which globally today equals roughly that of small countries such as Sweden, and its subsequent contribution to climate change. However, electricity consumption does not by default equals greenhouse gas (GHG) emissions and not many studies have been done on the subject with a focus on Sweden, hence this study aims to provide some clarity to the otherwise opaque space of Bitcoin mining. READ MORE