Essays about: "advantages and disadvantages of different study designs"

Found 5 essays containing the words advantages and disadvantages of different study designs.

  1. 1. Aerodynamics simulations of Scania trucks using OpenFOAM

    University essay from KTH/Teknisk mekanik

    Author : Ziyi Liu; [2024]
    Keywords : Heavy-duty truck; Computational fluid dynamics; Air drag; OpenFOAM;

    Abstract : In the field of heavy-duty vehicles, fuel efficiency and environmental protection are factors that need to be focused on, while the aerodynamic drag generated during vehicle travelling is one of the most influential aspects. This thesis delves into the aerodynamic simulation of Scania trucks using the open-source Computational Fluid Dynamics (CFD) tool, OpenFOAM v2206. READ MORE

  3. 2. Comparative simulation of PVT designs for three locations in Europe with different simulation tools

    University essay from Högskolan i Gävle/Energisystem och byggnadsteknik

    Author : María Teresa Rodríguez Rubio; [2022]
    Keywords : Agriculture; Energy; European Commission; Horizon 2020; Innovation Project; Livestock farms; Renewable Energy; RES4LIVE; Solar Energy;

    Abstract : In this thesis, different types of PVT (photovoltaic-thermal collectors) for three different farms in Europe will be studied, as part of the RES4LIVE project from the European Union’s Horizon 2020 Research and Innovation Action programme. A suitable renewable energy system will be proposed for each farm, considering the temperature range requirement and the climate conditions in each farm. READ MORE

  4. 3. Slab track systems for high-speed railways.

    University essay from KTH/Väg- och banteknik

    Author : Georgios Michas; [2012]
    Keywords : Railway slab track; High-speed tracks; Finite element analysis; Rheda; Maintenance; Life Cycle Cost;

    Abstract : In the last 40 years an increase in train speed and axle load around the world and other challenges in the conventional ballasted track system gave birth to ballastless railway track system. This study examines in depth the various slab track systems that are being used today. READ MORE

  5. 4. Inhysningssystem för kalvar och ungdjur i större besättningar

    University essay from SLU/Dept. of Rural Buildings and Animal Husbandry [LBT]

    Author : Kristin Petersson; [2008]
    Keywords : inhysningssystem; kalv; ungdjur; rekryteringsdjur; stall; stallbyggnader;

    Abstract : In Sweden, there has been a continuous increase in the volume of housing construction for dairy cattle. Since 2004, the number of new, rebuilt and extended dairy cow houses undergoing preliminary inspection by the authorities has grown. READ MORE

  6. 5. Development of a Technical, Economical and Environmental Sustainable Solar Oven Technology – A Field Study in Sri Lanka

    University essay from Sektionen för ekonomi och teknik (SET)

    Author : Jesper Danielsson; Johannes Elamzon; [2008]
    Keywords : Solar oven system; Cooking; Water pasteurisation; Sri Lanka;

    Abstract : Large environmental, health, social and economical problems are connected with the use of fossil fuels and, in a dominating part of the world, also the use of firewood. The goal for this project was to develop and design an optimal solar oven system intended for food cooking and water pasteurisation. READ MORE