Essays about: "Marine Vessels"

Showing result 16 - 20 of 55 essays containing the words Marine Vessels.

  1. 16. Evaluation of transition towards zero emission commuter ferries : Comparative Analysis of Fuel-based and Battery-based Marine Propulsion System from financial and environmental perspectives

    University essay from KTH/Marina system

    Author : Varun Goel; Sonja Wadelius; [2021]
    Keywords : Water-borne public transport; Maritime industry; marine propulsion system; marine Li-ion batteries; diesel-electric; diesel-mechanical; all-electric; life cycle assessment; cost assessment.; Vattenburenkollektivtrafik; marinaindustrin; marinaframdrivningssystem; marinabatterisystem; dieselelektrisk; diesel mekanisk; helt elektrisk; livscykelanalys; kostnadsanalys.;

    Abstract : The purpose of this study is to compare the life-cycle cost and environmental impact of the existing fuel-based propulsion system, on public commuter ferries in Stockholm, with a battery based propulsion system. The study is divided into multiple layers. READ MORE

  3. 17. Telescopic Tower Facilitating Installation of ≥12 MW Offshore Wind Turbines

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Martin Pettersson; [2020]
    Keywords : Installation of Offshore Wind Turbines; Telescopic Tower; Pin and Hole Jacking System; Friction Connection; Installation av vindkraftverk till havs; teleskopisk torn; hydraulisk jacksystem; friktionskoppling;

    Abstract : The trend of offshore wind power is bigger and bigger wind turbines. Turbines are now becoming so big that existing installation vessels no longer are feasible and new bigger installation vessels are needed. READ MORE

  4. 18. Compilation of life cycle assessments of cultivated blue mussels : recalculation of the inventory assessments

    University essay from SLU/Department of Molecular Sciences

    Author : Elisabet Runesson; [2020]
    Keywords : LCA; Blue mussels; sustainability; production;

    Abstract : With a growing world population there is an increased demand of sustainable and nutritious food. There is not much more land to farm on whether for food or for feed for livestock. Aquaculture increases more than any other production method, however there is still often a need for feed. READ MORE

  5. 19. Västergarn Boat Rivets in Context : Case Study : The Missing Boatyard

    University essay from Uppsala universitet/Arkeologi

    Author : Richard Koehler; [2020]
    Keywords : Marine craft; boatyard; WBS; supply-chain; Knärr; Cig; boat; ship; maritime community; interdisciplinary;

    Abstract : Gotland has a rich material cultural heritage from the Stone Age to the Middle Ages thanks to the island's strategic location in the middle of the Baltic Sea; especially true for the Viking Age when Gotlanders had extensive trade contacts with the east dating from the mid 12th century and Gotland’s economy was dominated by such contacts. This essay deals with Gotland's maritime infrastructure and its development between about 1100 and 1400 based on a case study of boat rivets from the medieval settlement of Västergarn. READ MORE

  6. 20. Evaluation of airborne and marine gravity data over Kattegat region

    University essay from Högskolan i Gävle/Samhällsbyggnad

    Author : Chrishan Fonseka; [2020]
    Keywords : ;

    Abstract : The Kattegat sea region between Denmark and Sweden is identified as a region both economically and environmentally sensitive. Statistics indicate that over two thousand vessels per day navigate in the region. Navigation route optimization for the region is vital for efficient transportation. READ MORE