Blar i Institutt for maskinteknikk og produksjon på emneord "VDP::Technology: 500::Environmental engineering: 610"
Viser treff 1-11 av 11
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An improved framework for the assessment of water consumption from hydropower production
(Doctoral theses at NTNU;2016:340, Doctoral thesis, 2016)Climate change and the needed reductions in the use of fossil fuels call for the development of renewable energy sources. Hydropower is today the dominant renewable technology in the energy system and in some regions ... -
Dynamics of aluminum use in the global passenger car system: Challenges and solutions of recycling and material substitution
(Doctoral thesis at NTNU;2015:116, Doctoral thesis, 2015)This thesis analyzes the relationship between the design of vehicles, end-of-life vehicle (ELV) management, and global material production using aluminum as an example. Vehicle manufacturing, material industries and ELV ... -
Effects of load fluctuation on hydropower tunnels
(Doctoral thesis at NTNU;2015:280, Doctoral thesis, 2015)This dissertation presents a study of the main challenges and consequences of imposing rapid hydropeaking production patterns on unlined hydropower tunnels. It contains a thesis part and four research papers. The main ... -
Evaluating and enhancing information quality for IAM decisions in urban water systems: Improving the effectiveness and efficiency of IAM decisions in urban water systems by evaluating and enhancing information gains from data collection and models application
(Doctoral theses at NTNU;2016:262, Doctoral thesis, 2016) -
Fatigue design for metallic components produced by additive manufacturing
(Doctoral theses at NTNU;2021:25, Doctoral thesis, 2021)Additive manufacturing is a fast-rising manufacturing that brings new possibilities in terms of what has previously been possible in manufacturing. Additive manufacturing is a computer-controlled process where the material ... -
Hydraulics and Thermodynamics of Closed Surge Tanks for Hydropower Plants
(Doctoral thesis at NTNU;2016:20, Doctoral thesis, 2016)This work has studied the hydraulic and thermodynamics of closed surge tanks for hydropower plants. Surge tanks are applied in hydropower plants to control and reduce the acceleration forces of the water during change of ... -
Integrating Climate Change in Hydropower Development in East Africa
(Doctoral theses at NTNU;2016:357, Doctoral thesis, 2016)The main objective of this study was to quantify the impacts of climate change on hydropower resources in East Africa thereby providing a basis for integrating the impact of Climate Change in hydropower development in the ... -
Physical effects of load fluctuations in rivers
(Doctoral thesis at NTNU;2014:319, Doctoral thesis, 2014)The present dissertation describes the consequences of rapid discharge variations on gravel bed rivers. It consists of a thesis part and eight attached research papers. A novel technique to artificially reproduce the ... -
Quantitative Estimation of Precipitation from Radar Measurements: Analysis and Tool Development
(Doctoral theses at NTNU;2016:51, Doctoral thesis, 2016)Current hydrological modeling efforts in Norway usually involve hourly or daily precipitation data obtained from a network of rain gauges. There is often a mismatch between the gauge network density and the spatial scale ... -
Toxic Metal Removal and Hydraulic Capacity in Bioretention Cells in Cold Climate Regions
(Doctoral thesis at NTNU;2016:2, Doctoral thesis, 2016)Regnbed er et tiltak for lokal håndtering av overvann og utformes som en vegetert forsenkning i terrenget med et underliggende filtermedium. Ved å utnytte naturlige prosesser bidrar regnbed til å redusere avrenning gjennom ... -
Updating Hydrologic Models for Improved Inflow Forecasts into Hydropower Reservoirs
(Doctoral thesis at NTNU;2015:57, Doctoral thesis, 2015)The consumption of electricity is growing to record levels due to population growth and the global economic prosperity. The electricity generation projection for 2040 is that 25% of the global electricity generation will ...