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Toimistorakennuksen energiatehokas jäähdytys
(2017)
Rakennukset kuluttavat paljon energiaa ja kiinnostus niiden energiatehokkuutta kohtaan on viime vuosina noussut merkittävästi. Energiaa kuluu esimerkiksi rakennusten jäähdytykseen. Suomessa ja Euroopassa jäähdytysmarkkinat ...
Development of novel hybrid adsorbents for recovery of rare earth elements from mining effluents
(2017)
The main objective of the thesis was to develop novel hybrid adsorbents for the recovery of rare earth elements (REEs) from acidic mine waters. Three different groups of adsorbents, based on different combinations of ...
Fosforin poistaminen jätevedestä tertiäärikäsittelyllä
(2017)
Työssä tutkittiin kahden tertiäärikäsittelyvaihtoehdon soveltuvuutta jäteveden puhdistukseen Toikansuon jätevedenpuhdistamolla. Työ liittyi Lappeenrannan Lämpövoima Oy:n hankkeeseen rakentaa Hyväristönmäelle uusi ...
Plastic bag bans: The future of shopping bags
(2017)
Plastic bag bans are reshaping the future of shopping grocery bags in the world and with the legal regulations of the ban status that is changing and updating every day, all stakeholders affected by this continuous change ...
Optimization of solar power system for electric vehicle
(2017)
Recent studies confirm that fossil fuel consumption accounts for the majority of greenhouse gas emissions which have largely contributed to global warming. Therefore, utilisation of renewable sources is vital today. A step ...
Fractionation of tailings
(2017)
Mining industry produces vast amounts of tailings which are categorized as waste products even though they may still contain lots of valuable metals that could be extracted. Metals that are carried along with the tailings ...
Protein-microfibrillated cellulose (MFC) composite
(2017)
Most of the material for producing packaging is non-degradable or made from non-renewable resources. Thus, they are not environmentally friendly. Recently, there has been a growing interest in using renewable and bio-based ...
Capacitive deionization for removal of rare earth elements from aqueous solutions
(2017)
During the master’s thesis work the capacitive deionization system was constructed and the removal efficiencies at different concentrations for several rare earth elements from water solutions by capacitive deionization ...
Online course development framework and case: online geographic information systems course
(2017)
Online courses have risen in popularity during the recent years. Most online courses are evaluated using different evaluation rubrics and general guidelines for course design that can be found in literature. There are no ...
Studies on the reactivity activation of zero-valent iron (ZVI) with hydrogen peroxide for nitrate reduction in mine water
(2016)
The emission of mining wastewater with high concentration of nitrate leads to the risk of the aquatic ecosystem, being detrimental to human health and excess nutrients of water bodies. The aim of this thesis work was to ...