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Showing result 1 - 5 of 25 essays matching the above criteria.
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1. Pilot Study: Test Rig for Self-lubricating Kaplan Runner Bearings
University essay from KTH/Skolan för industriell teknik och management (ITM)Abstract : Hydropower has a relatively small impact on the climate and contributes to almost half of Sweden’s electricity production. Vattenfall own and operate roughly 125 large scale hydro power units of which about half utilizes a Kaplan turbine. READ MORE
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2. Effects of surface roughness on spillway flow behaviors
University essay from Uppsala universitet/Nanoteknologi och funktionella materialAbstract : This thesis examines the impact of spillway surface roughness on discharge capacity determination in hydraulic models. The study combines physical hydraulic modeling in a laboratory with Computational Fluid Dynamics (CFD) modeling using Fluent. READ MORE
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3. Analysis of energy efficient heat and lighting systems in a subarctic greenhouse
University essay from Luleå tekniska universitet/Institutionen för teknikvetenskap och matematikAbstract : This report studies a subarctic greenhouse located in Nikkala, Sweden called Nikkala handelsträdgård. Through a visit to the greenhouse coupled with the creation of two simulation models this study investigates the differences in energy demand with water-carried and air-carried heating systems, high pressure sodium lights and Light emitting diode lights and insulation in parts of the greenhouse without a active cultivation. READ MORE
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4. Investigation of Vibration in Electrical Circuit used in Maritime Applications
University essay from KTH/Lättkonstruktioner, marina system, flyg- och rymdteknik, rörelsemekanikAbstract : This paper presents an investigation of a problem discovered in electronic equipment where mechanical load was the leading cause of the issue. Finite Element Analysis is used to investigate vibration issues in soldering and components. Simulations are performed with ANSYS modal and random vibration package. READ MORE
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5. 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)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