Essays about: "a day without sun"

Showing result 1 - 5 of 14 essays containing the words a day without sun.

  1. 1. Rotation of man-made floating islands : Evaluation of different design approaches to allow rotational movement in anchoring of a sustainable island

    University essay from Blekinge Tekniska Högskola/Institutionen för maskinteknik

    Author : Mathias Petersson; [2021]
    Keywords : Sustainability; rotation; complex anchoring; anchoring floating objects; man-made island;

    Abstract : Abstract   Background The sea levels have risen about 10 cm since 1993 and will continue to rise due to global warming along with the expected increase in population. The rise will decrease the available landmass for settlements and raw material production. READ MORE

  3. 2. Planetary boundary layer height measurements in a rural environment in southern Sweden - Relation to meteorological parameters and aerosol particle concentrations

    University essay from Lunds universitet/Kärnfysik; Lunds universitet/Fysiska institutionen

    Author : Ellen Carneheim; [2020]
    Keywords : Physics and Astronomy;

    Abstract : The aim of this project is to analyse planetary boundary layer height (BLH) measurements from the Hyltemossa research station and find their dependence on seasonality, time of day, and air temperature. Further, investigation was made into the correlation between mass concentration of particulate matter with equivalent diameter... READ MORE

  4. 3. Utformning av en standardiserad och utbytbar batterimodul till arbetsmaskiner

    University essay from SLU/Dept. of Energy and Technology

    Author : Martin Ericson; [2019]
    Keywords : elektrifiering av arbetsmaskiner; litiumbatteriets komponenter och system; modulsystem; framtidens lantbruk; skogsbruk och entreprenad;

    Abstract : The purpose of this master thesis was to clarify how a standardized and replaceable battery module for working machines can be constructed together with the necessary components and systems. For example were battery technology, cell format, charge and discharge intervals, working temperature, the need of cooling etc. investigated. READ MORE

  5. 4. A comparison study of PV and battery technologies for EWB off-grid electrification projects in Sub-Saharan Africa

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Felix Vedin; Camilla Sandström; [2018]
    Keywords : PV; Photovoltaic; Solar cells; Solar panels; Batteries; Africa; Sub-Sahara; Mikronät; Comparison; Case study; Simulation; Manual; EWB; Engineers without borders; Solceller; Solpaneler; Batterier; Afrika; Sub-Sahara; Mikronät; Jämförelse; Simulation; Manual; Ingenjörer utan gränser;

    Abstract : Only 10 % of the rural population in Sub-Saharan Africa has access to electricity. At the same time the Sub-Saharan countries are close to the equator and get many sun hours a day, leading to a huge potential for solar energy. READ MORE

  6. 5. Real-time rendering of volumetric clouds

    University essay from Umeå universitet/Institutionen för datavetenskap

    Author : Fredrik Häggström; [2018]
    Keywords : ;

    Abstract : A common cloud-rendering implementation in computer-games is based on having a library of cloud-images. However, recent development has shown that it is possible to implement 3-dimensional volumetric clouds on current consumer hardware. READ MORE