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Showing result 1 - 5 of 80 swedish dissertations matching the above criteria.
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1. Efficient treatment of forest industrial wastewaters : Energy efficiency and resilience during disturbances
Abstract : This work concerns the efficient treatment of wastewaters from pulp and paper mills by means of aerobic biological processes. For treatment processes there are many aspects of efficiency and the present study investigates both energy efficiency and purification efficiency during disturbances. READ MORE
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2. Using Energy Fluxes to Analyze the Hydrodynamic Performance of Marine Propulsion Systems
Abstract : The strive towards more fuel efficient ships is a continuously ongoing process, motivated by both economic and regulatory reasons. An important aspects to consider for the final fuel consumption is the propulsion system performance in relevant operating conditions. READ MORE
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3. Thermal comfort and energy in residential buildings in a cold climate
Abstract : Building design typically has a focus on energy use and economy. The indoor environment is often overlooked or simplified to such an extent that essential aspects are neglected. Additionally, introducing technologies for improving energy efficiency can also affect the indoor thermal climate and, in turn, the perceived indoor comfort. READ MORE
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4. Land surface heat exchange over snow and frozen soil
Abstract : The energy exchange in the soil-snow-vegetation-atmospheresystem was studied to improve the quantitative knowledge of thegoverning processes. The lack of such knowledge contributes tothe uncertainty in the applicability of many existing modelsindependent of the temporal or spatial scale. READ MORE
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5. Sustainable Energy Conversion from Biomass Waste Combustion
Abstract : Various biomass-type conversions into sustainable heat and power, from dedicated crops to solid biomass waste via the combustion process, are at the center of scientific and industrial focus today. However, biomass combustion contribution to global particulate matter (PM) emission has become one of the biggest challenges that remain in the development of sustainable biomass combustion systems. READ MORE