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Showing result 1 - 5 of 17 essays matching the above criteria.

  1. 1. A Preliminary Optimisation and Techno-economic Analysis of Solar Assisted Building Heating System Using Transpired Air Solar Collector and Heat Pump in Sweden

    University essay from Högskolan Dalarna/Energiteknik

    Author : Puneet Kumar Saini; [2019]
    Keywords : Solar energy; air heating; Optimisation; heat pump; transpired air collector;

    Abstract : This thesis presents an optimisation approach and techno-economic evaluation tool for a system consisting of a transpired solar air collector and air source heat pump in a series arrangement. The thesis also investigates the application of the developed tool for feasibility study of a solar heat pump system for a group of three multi-family houses located in Ludvika, Sweden. READ MORE

  3. 2. Cost Comparison of Repowering Alternatives for Offshore Wind Farms

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Daniel Bergvall; [2019]
    Keywords : Offshore Wind Power Development; Offshore Wind Farm; Offshore Repowering; Lifetime Extension; Decommissioning; Levelized Cost of Energy; Net Present Value; Financial Analysis; Feasibility Study; End of Life Scenario; Annual Energy Production;

    Abstract : The aim of this thesis is to evaluate different repowering alternatives from the viewpoint of increasing power production from existing offshore wind farms (OWF), as some of the first commissioned OWFs are approaching the end of their expected lifetime. The thesis presents a literature review of components and financial aspects that are of importance for repowering of OWFs. READ MORE

  4. 3. Techno-economic analysis of integrating renewable electricity and electricity storage in Åland by 2030 : Overview of the current energy situation and definition of four possible environmentally friendly pathways

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Dario Nikzad; [2019]
    Keywords : Islanded energy system; renewable energy; electricity storage; energy system modelling;

    Abstract : The study focuses on the possible positive impacts derived from implementing innovative energy solutions to the Åland energy system by 2030. Four scenarios are formulated in order to determine feasible solutions in economic and technological terms. READ MORE

  5. 4. TECHNO-ECONOMIC ANALYSIS OF REPOWERING POTENTIAL IN NORTH RHINE-WESTPHALIA, GERMANY

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Werner Baak; [2019]
    Keywords : Wind Power; Onshore Repowering; Potential Analysis; Technical Feasibility; Economic Feasibility; WindPro; RETScreen;

    Abstract : Germany is one of the pioneer countries in wind turbine technology. They installed many wind turbines during the last decades and are now confronted with a shortage of land suitable for new wind parks. READ MORE

  6. 5. ENERGY SAVING METHODS IN HOT WATER SUPPLY FOR HOSPITALITY INDUSTRY

    University essay from KTH/Energiteknik

    Author : B. T. D. JAYASINGHE; [2016]
    Keywords : ;

    Abstract : Hotel Industry in Sri Lanka is becoming a vital sector in the economic development in the after the cessation of ethnic conflict that existed in almost 30 years. This has resulted in high demand for energy for enhanced activities in the hotel industry. READ MORE