Essays about: "carriers in it"

Showing result 11 - 15 of 229 essays containing the words carriers in it.

  1. 11. Characterisation of Ionic Liquid doped Polybenzimidazole Membranes for Application in High-Temperature Proton Exchange Membrane Fuel Cells

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Adam Jacobsson Trönndal; [2023]
    Keywords : Fuel cells; Phosphoric acid; Polybenzimidazole; PA-PBI; Ionic liquid; IL; High temperature proton exchange membrane fuel cell; HT-PEMFC; Electrochemical impedance spectroscopy; EIS; IL-PBI; Chemical engineering; Technology and Engineering;

    Abstract : In this study four membranes were tested and evaluated against each other for use in high-temperature proton exchange membrane fuel cell (HT-PEMFC) applications. A phosphoric acid (PA) doped polybenzimidazole (PBI) membrane, was used as a reference as the current state-of-the-art. READ MORE

  3. 12. A changing energy security environment – a review of alternative energy carriers for light duty vehicles

    University essay from Försvarshögskolan

    Author : Julia Nilsson; [2023]
    Keywords : Supply chain; Logistic; Energy security; Light duty vehicle;

    Abstract :   The increasing energy demand and its impact on the climate around the world has evoked several sectors´ efforts in order to develop and implement sustainable technologies. Political incentives and companies go toward great changes when it comes to reduction of energy sources from fossil-origins in order to reduce greenhouse gas emissions and achievement of energy security. READ MORE

  4. 13. Cell Tower Localization using crowdsourced measurments

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Carlos Escandón Álvarez; [2023]
    Keywords : Cell Tower Geolocation; Crowdsourced Measurements; Positioning; Machine Learning; Neural Networks;

    Abstract : This thesis explores the application of a neural network approach to cell tower localization using crowdsourced measurements. The deployment of cell tower infrastructure has been increasing exponentially in recent times as it is a crucial element of mobile communications. READ MORE

  5. 14. Green hydrogen production in SE4, a business case for large-scale green hydrogen in SE4

    University essay from Lunds universitet/Institutionen för energivetenskaper

    Author : Petter Håkansson; [2023]
    Keywords : Technology and Engineering;

    Abstract : As the greenhouse gas emissions keep on increasing the need for solutions to help reduce emissions across all sectors has never been greater. The European Union has pointed out green hydrogen as a step in increasing the sustainability of the energy sector in Europe. READ MORE

  6. 15. OFFSHORE WIND POWER CO-OPERATED GREEN HYDROGEN AND SEA-WATER OXYGENATION PLANT: A FEASIBILITY CASE STUDY FOR SWEDEN

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Maja Nilsson; [2023]
    Keywords : Offshore power; Hydrogen production; Sweden; Oxygenation plant; electrolysis;

    Abstract : The world energy production, transformation, storage, and usage are under a dramatic change. Actions are being taken by Governments to slow down the effects of the climate change. Wind energy is expected to be a central pillar for this change. READ MORE