Sökning: "ludvika"
Visar resultat 1 - 5 av 75 uppsatser innehållade ordet ludvika.
1. Optimizing the Performance and Efficiency of District Heating Substations : A Study of the Cooling Process and Overall System Improvements in Ludvika
Kandidat-uppsats, Högskolan Dalarna/Institutionen för information och teknikSammanfattning : The concept of future sustainability is driving efforts toward the efficient improvement of energy systems. District heating systems play a key role in balancing the energy system by improving performance and flexibility. LÄS MER
2. Thermal Analysis of Tap- Changers
Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Tillämpad mekanikSammanfattning : This thesis provides a way of mapping the temperature development of the tap-changer oil for some different standardized loading cases. The project was in collaboration with Hitachi Energy for one of their production cites situated in Ludvika, Sweden. The software used for the simulation environment was COMSOL 6.1 which is a finite element solver. LÄS MER
3. Optimization of a decentralized energy system by implementing three different storage solutions for a small residential district in Ludvika, Sweden
Magister-uppsats, Högskolan Dalarna/Institutionen för information och teknikSammanfattning : The acceleration towards achieving a low carbon society has raised many challenges in the energy sector. The existing systems, highly dependent on fossil fuels, are not sustainable and recommendations are made to accelerate the transition by using more renewable and low-carbon sources of energy. LÄS MER
4. Konstruktion av klippverktyg för blindslingeledare : Effektivisering av monteringsprocessen för lindningar itransformatorer med blindslingeledare
Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Industriell teknikSammanfattning : Hitachi Energy Power transformers in Ludvika wants to investigate the possibilities of developing a cutting tool to streamline one of the many processes for fabrication of windings in transformers. This thesis work at Uppsala University, which has been going on for ten weeks, has thus investigated the possibilities for a cutting tool by studying the basic necessary theories and user requirements that have consequently resulted in the generation of a proposed solution. LÄS MER
5. Produktutveckling av Dog-bone fäste
Kandidat-uppsats, Mittuniversitetet/Institutionen för naturvetenskapSammanfattning : I det här projektet har en produktutveckling gjorts av en befintlig konstruktion vid namn “Dog-bone”. Projektet har utförts i samarbete med Hitachi Energy AB vilket är ett världsledande företag inom kraft- och automationsteknik och som ligger beläget i Ludvika. LÄS MER