Sökning: "konceptuell livslängd"
Visar resultat 1 - 5 av 6 uppsatser innehållade orden konceptuell livslängd.
1. Pantograph-catenary wear modelling using dynamic simulation
Master-uppsats, KTH/Väg- och spårfordon samt konceptuell fordonsdesignSammanfattning : Wear condition modelling is a research topic which lately has increased in popularitydue to its significance to the railway industry. Large sums are spent on maintenanceof the network every year, which has generated a demand for understanding and predictingwear mechanisms in a multitude of components within both railway vehiclesand infrastructure. LÄS MER
2. How to determine the fuel consumption for a hydrogen light commercial vehicle project to be competitive?
Master-uppsats, KTH/Väg- och spårfordon samt konceptuell fordonsdesignSammanfattning : The automotive industry and the whole transport sector are currently facing the need to act against climate change. In fact, over the globe the passenger road vehicles emitted 3.6 Gt of CO2 in 2018 and the road freight vehicles emitted 2.4 Gt of CO2 [1]. LÄS MER
3. Smart Hydroponics : Conceptual Design of Hydroponic Plant System for Home Environment
Master-uppsats, Luleå tekniska universitet/Institutionen för ekonomi, teknik och samhälleSammanfattning : Hydroponics is a method of cultivating plants without the use of soil. Soil acts as a growth medium which gives plants stability, provides nutrients and allows roots to be kept wet without drowning. In hydroponics the soil’s functions are replaced by synthesized methods. Stability comes from a substrate (i. LÄS MER
4. Implementation of Thermal Aspects in Topology Optimization in a Multi-Disciplinary framework for a Turbine Rear Structure
Master-uppsats, KTH/LättkonstruktionerSammanfattning : This thesis investigates the possibilities of implementing thermal aspects in Topology Optimization (TO) of hot engine structures. Topology Optimization is an effective tool for conceptual design in numerous field of applications. LÄS MER
5. Differences in Lengths of Life of Production Equipment & Production Systems and their implications on Acquisition & Replacement Processes
Master-uppsats, Mälardalens högskola/Innovation och produktrealiseringSammanfattning : Nowadays usage of advanced production equipment becomes more common among production industries, future challenges in the market require flexibility in production industries due to growing competition and demand responses. Decisions regarding acquisition and replacement of production equipment have a major role in future profitability and competitiveness of production industries. LÄS MER