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Showing result 1 - 5 of 26 essays matching the above criteria.

  1. 1. Ventilation for reduced indoor spread of Covid 19 and similar diseases : A literature review focusing on hospital environments

    University essay from Högskolan i Gävle/Energisystem och byggnadsteknik

    Author : Cyrus Ourak Pour; [2023]
    Keywords : COVID-19; SARS-CoV-2; Ventilation system; Mixing ventilation MV ; Displacement ventilation DV ; Under floor air distribution UFAD ; Ultraviolet light UV ; HEPA filter; COVID-19; SARS-CoV-2; Ventilationssystem; Blandningsventilation; Deplacementventilation; Luftfördelning under golv; Ultraviolett ljus; HEPA-filter;

    Abstract : Today, a significant portion of individuals’ time is spent indoors, estimated at approximately 90% of their total time. This raises concerns about the transmission of Coronavirus Disease 2019 (COVID-19) instigating Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) and similar viruses and highlights the critical role of ventilation systems in indoor environments, which this study aims to investigate. READ MORE

  3. 2. Assessing the EnvironmentalPerformance of an In-Store VerticalFarming System : Identifying environmental hotspots for an in-store hydroponic vertical farmingsystem, using Life Cycle Assessment

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Axel Karlsson; [2023]
    Keywords : Vertical Farming”; “Life Cycle Assessment; Sweden; Environmental impacts; industrial symbiosis; Urban farming; Vertical Farming; Livscykelanalys; Sverige; Miljöpåverkan; Industriell symbios; Stadsodling;

    Abstract : The world is facing many challenges to be able to ensure food security, such as anincreased food demand coming from an expanding world population andurbanisation, worsened agricultural opportunities from increased land deteriorationand significant environmental impacts coming from the food sector. Thus, there is aneed for new agricultural solutions to meet our needs whilst decreasing impactssimultaneously. READ MORE

  4. 3. Optimization of comfort-related energy and thermal comfort for commuter trains : A case study of Stockholm commuter trains

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

    Author : Jimmy Lidén; [2023]
    Keywords : Energy efficiency; thermal comfort; commuter train; ventilation; cooling; heating; energy utilization; case study; temperature; transient; Energieffektivitet; termisk komfort; pendeltåg; ventilation; kyla; värme; energianvändning; fallstudie; temperatur; transient;

    Abstract : Today, energy efficiency is an increasingly important question in which progress is accelerating. One of the high electricity demand energy users is public transport. In addition, passenger satisfaction with thermal comfort is an important parameter. READ MORE

  5. 4. Air Recirculation System for Electrolyte Filling Room : A CFD study of VOCs Distribution in Clean & Dry room

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

    Author : Lin Chen; [2022]
    Keywords : Clean Dry room; Air Recirculation; Air Recovery; ANSYS FLUENT; Energy-saving; Environmental impact; Building Automation system; Rent torrt rum; luftåtercirkulation; luftåtervinning; ANSYS FLUENT; energibesparande; miljöpåverkan; byggnadsautomationssystem;

    Abstract : Energy storage development is an important step for the energy transition, meanwhile Lithium-ion battery is the most common core component of electric vehicles. Over the past decade, investment has been poured into lithium-ion battery production, as a result, the production environment (Clean & Dry room) used for some processes such as Stacking, Electrolyte filling and so on and the energy consumption to maintain this special environment which precise control of air humidity and air cleanliness have become major concerns. READ MORE

  6. 5. IMPLEMENTATION OF OXYFUEL COMBUSTION IN A WASTE INCINERATION CHP PLANT : A Techno-Economic Assessment

    University essay from Mälardalens högskola/Akademin för ekonomi, samhälle och teknik

    Author : Mostafa Saleh; Anton Hedén Sandberg; [2021]
    Keywords : CCS; Oxyfuel Combustion; Carbon Capture; Gas Separation Techniques; Waste Combustion; Cost Assessment of CCS; ASU; CPU; Wet-FGR; Dry-FGR;

    Abstract : Global energy demand is predicted to rise in the coming decades, necessitating a shift to renewable energy sources to mitigate greenhouse gas emissions. However, due to the inability to supply renewable energy around the clock, it is estimated that only by adding an important technology, carbon capture and storage (CCS), it could be possible to reduce 80% of the 1990s greenhouse gas emissions. READ MORE