Theseus - Selaus asiasanan mukaan "fuels"

    • A sustainable fuel strategy for airlines 

      Zhang, Denghui (2024)
      The aviation industry is currently standing at a historic crossroads. With a growing global awareness of environmental protection, the aviation industry is also seeking ways to transform traditional business practices into ...
    • Alternative Fuels for Internal Combustion Engines : theoretical foundations and calculative insights 

      Enkvist, Joel (2024)
      This thesis is being commissioned on behalf of Nautor Swan, a shipyard specializing in top of the range sailing yachts. The company has an interest in expanding its knowledge of sustainable solutions across all aspects of ...
    • Ammonia as a fuel in maritime decarbonization 

      Lastumäki, Fanni (2024)
      Tämän opinnäytetyön tavoitteena oli kerätä tietoa ammoniakista ja sen potentiaalista kestävänä merenkulun polttoaineena. Työssä pyritään esittelemään ammoniakin mahdollisuuksia merenkulussa, vertailemaan sen ominaisuuksia ...
    • Biograte fuel channel study and product development plan 

      Sinisalo, Eetu (2021)
      The aim of the thesis was to seek and collect improvement ideas for Biograte product and evaluate the practicality, benefits, and downsides of those ideas. To collect the ideas the product was split into parts. These parts ...
    • Ce-Zr solid solution catalyst : a new catalyst for hydrogen production from methanol steam reforming 

      Zheng, Yisong (2021)
      Hydrogen energy is one of the most active substitutes for fuel cell energy. At present, it is a good choice to solve the storage problem by reforming hydrocarbons to produce the H2 we need on site. There are many ways to ...
    • Challenges of implementing sustainable solutions in commercial shipping 

      Sumin, Maksim (2023)
      Commercial shipping contributes to climate change, and sustainable development has only recently become a well-known and influential megatrend. Shipping companies are facing the need to reduce amount of pollution and carbon ...
    • Co-Gasification of Solid Recovered Fuel and Biochar for Synthesis Gas Production 

      Mattsson, Eetu (2023)
      In this bachelor’s thesis, co-gasification of solid recovered fuel and biochar for synthesis gas production was performed and the quality of the produced synthesis gas was investigated. The bachelor’s thesis was commissioned ...
    • Consumer impressions in Finland towards renewable fuels for private motoring 

      Järvinen, Miko (2023)
      This research aimed to explore how Finnish consumers perceive, evaluate, and act on renewable fuels. Renewable fuels are an alternative to fossil fuels that can reduce greenhouse gas emissions and enhance energy security. The ...
      Rajoitettu käyttöoikeus / Restricted access / Tillgången begränsad
    • Designing vessels for alternative fuels : methanol and ammonia 

      Kauhanen, Jari (2023)
      Maritime is going through decarbonization at a rapidly accelerating pace driven by regulations and the need for greener fuels with lower greenhouse gas effect. In this thesis, the objective was to find out the need for ...
    • Developing the offering of Sustainable Aviation Fuel 

      Stenius, Jari (2023)
      This study assesses the customer interest of SAF delivered to the correct airplane claiming the emission reductions. The study is conducted both from customer and supplier points of view. Customer point of view consists ...
    • Different factors affecting warranty costs 

      Harju, Sara; Latvala, Anna-Stina (2023)
      Tämä opinnäytetyö on tehty Wärtsilä Energy Business, Energy Warranty Servicelle. Työn tavoitteena oli tutkia eri tekijöiden vaikutusta takuukustannuksiin. Teoriaosiossa käsitellään takuuta sekä takuukustannuksia. Työssä ...
      Rajattu käyttöoikeus / Restricted access / Tillgången är begränsad
    • Engine Concept for Operating on Fuel Gas - Sisu Diesel 420 DWRIE 

      Benseny Ràfales, Gerard; Prats Teixido, Guillem (2021)
      Alternative fuels for internal combustion engines, such as fuel gases, are a transition solution that could be beneficial in reducing current engine emissions before the electric vehicle becomes widespread. This thesis ...
    • Environmental pressures caused by shipping activity in the Aegean Context. The case study of Santorini Island 

      Xydias, Alexandros (2023)
      The dissertation deals with the impact of shipping on the environment and focuses on a case study, in particular on the island of Santorini in Greece. It analyzes and quantifies the fuel consumption caused by inbound ...
      Rajattu käyttöoikeus / Restricted access / Tillgången är begränsad
    • Evaluation of sustainable Fuel Supplier for NF Aerospace 

      Yu, Yihang (2023)
      This paper focuses on the study of sustainable aviation fuel suppliers. The current market is dominated by sustainable aviation fuel (SAF). It is of great practical significance for the aviation industry to achieve the ...
    • Fast measures for fast vessels 

      Heikkilä, Mikko (2020)
      Finland is an island. This often-heard saying is based on the fact that 92% of the country’s export and 79% of import is transported on ships. Of packaged goods, 60% of exports and 50% of imports are transported on passenger ...
    • Feasibility of Methanol as a Retrofit Solution for Ferries and Cruise Ships 

      Salo, Jyrki (2023)
      This thesis work aimed to determine the methanol feasibility as a retrofit solution to meet decarbonization demands targeting the four-stroke main engine powered vessels and more specifically, the ferry and cruise segment. ...
    • FedEx air cargo sustainability optimization analys 

      Pu, Yujie (2023)
      With the rapid development of logistics and fast-paced living environment, air cargo is becoming more and more popular with people as time goes by. However, the greenhouse effect is becoming more and more serious around ...
    • Fuel cell auxiliary systems in a cruise ship 

      Oravasaari, Tero (2024)
      Tämän opinnäytetyön tavoitteena oli selvittää millaisia apujärjestelmiä PEMFC (Proton Exchange Membrane Fuel Cell) ja SOFC (Solid Oxide Fuel Cell) -polttokennot tarvitsevat toimintaansa, sekä vertailla näiden eri ...
    • FUTURE OF FOSSIL FUELS IN AVIATION 

      Bouhadane, Amine (2022)
      Thermal engines are the core of aviation nowadays, they use petroleum-based fuels to create power and energy necessary. It is important to explore the types and layouts of thermal engines and engineering behind them. ...
    • Green Hydrogen in Heavy-Duty Vehicles Case: future of Finnish heavy-duty transportation 

      Nieminen, Joel (2023)
      Carbon neutral EU is objective for European Union. Because the climate change EU has started several strategies to achieve carbon neutrality. Vehicles are causing major amount of the emissions and this can be fixed with ...