Hae LUTPubista
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Adsorption of rare earth elements on novel “Mg-Al layered double hydroxide with gum arabic”
(2018)
In the last few decades, the demand for rare earth elements has increased, as there have been further discoveries for their use. Rare earth elements are used for very specific applications and can be extracted from different ...
Selvitys värähtelymitta-antureista
(2018)
Värähtely on haitallista eri koneenosille ja rakenteille. Koneenosan tai rakenteen värähtely ilmaisee yleensä koneenosan tai rakenteen viallisuudesta. Koneenosa tai rakenne on voitu valmistaa tai asentaa väärin, mikä yleensä ...
LUT:n kaiuttoman huoneen käyttö kaiutinmittauksissa
(2018)
Kaiuton huone simuloi tilaa, jossa ei ole esteitä rajoittamassa äänen säteilyä, joten ääni pääsee vapaasti liikkumaan heijastumatta. Tällaisessa huoneessa kaiutinmittausta tehdessä saadaan mittaustulokseksi ...
Classification of intraday S&P500 returns with a Random Forest
(Elsevier, 2018-11-28)
Stock markets can be interpreted to a certain extent as prediction markets, since they can incorporate and represent the different opinions of investors who disagree on the implications of the available information on past ...
Sustainable development: Implications and definition for open sustainability
(John Wiley & Sons, 2018-10-11)
This study deals with sustainable development from a triple bottom‐line perspective, including the economic, social, and environmental dimensions. Specifically, this study investigates whether various sustainability factors ...
Quantitative approaches for detecting emerging technologies
(Lappeenranta University of Technology, 2018-11-30)
The rapid pace of globalization of science and technology increased the potential for high-impact technical capabilities to emerge in diverse technical, socio-economic, and geographic areas. Simultaneously, scientific ...
Kiertokaasukompressorin monitorointi simulointimallilla
(2018)
Työn tavoitteena on selvittää Nesteen Porvoon jalostamolla olevan vetykrakkaus-yksikön (VK) kiertokaasukompressorin toimintapiste, sekä tutkia mittalevyillä tehtävän virtausmittauksen virhearviota. Kompressorin toimintapisteen ...
LCL Filter Designs for Parallel-Connected Grid Inverters
(Lappeenranta University of Technology, 2018-12-04)
Power generation has become more dispersed as a result of the increasing popularity of the renewable energy sources, which interface with the utility grid with power electronic converters. Higher power levels can be achieved ...
Key factors in SME supply chain risk assessment
(2018)
Supply risk management is an issue of increasing importance amongst many companies as well as scientists. The aim of this thesis is to explore the key factors in SME supply risk assessment by assessing the supply risks of ...
Ownership unbundling in electricity distribution: The Russian experience
(Elsevier, 2018-10-15)
Russia is the first and thus far only country that has separated ownership of electricity distribution and transmission and then, a few years later, reunified these services under one company. We examine the impact of these ...