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Climate impact of biogas and recycled fertilizers production : case : Gasum Oy
(2022)
This Master's thesis was done as a commission of Gasum Oy. The study examined the climate impact of biogas and recycled fertilizers production at Gasum's Lohja biogas plant and compared it to the climate impact of alternative ...
Ajankohtaiset kannustimet ja haasteet biokaasulaitosinvestoinneille maataloussektorilla
(2022)
Biokaasu on pääasiassa metaanista ja hiilidioksidista koostuva kaasuseos, jota muodostuu, kun mikro-organismit hajottavat orgaanista materiaalia anaerobisissa olosuhteissa. Biokaasua voi käyttää sekä sähkön- että ...
Roadmap towards carbon neutrality in heavy machinery manufacturing and global service operations : case : Ponsse Plc
(2022)
The purpose of this master’s thesis is to compare possible Scope 1 and 2 carbon footprint reduction measures for Ponsse's global operations, based on which roadmap proposals towards carbon-neutral operations at Ponsse are ...
Treatment and recovery possibilities of solid waste from mining and refining metals used in battery industry
(2021)
There is an international trend of CO2 emissions reduction and electrification of machines is one of the main parts in many countries’ strategies. However, batteries, that keep electric vehicles going, require raw materials ...
Optimization of biomass-fired power plant by utilizing real-time fuel storage model
(2021)
This master’s thesis was assigned by the Inray Oy Ltd to study the optimization opportunities of the power plant by utilizing the real-time storage model developed by the company. The aim of the study was to verify the ...
Possibilities to prevent and remove marine litter
(2021)
Marine litter is a major global problem that affects not only the environment, but also the economy and the society. The main source of marine litter comes from land-based activities, of which a large quantity of land-based ...
The significance of implementing the ISO 50001 energy management system for reducing greenhouse gas emissions at a fertilizer production site
(2020)
The aim of this Master’s thesis is to plan a site-specific framework for the ISO 50001 energy management system (EnMS) for the fertilizer production site, Yara Uusikaupunki, and assess the significance of implementing the ...
Comparison of carbon footprint of different waste treatment systems in Hanoi - Vietnam
(2020)
Municipal solid waste (MSW) treatment requires complex integration of several technologies which is most suitable to handle different material fraction, for example: combustible material, organic fraction, recyclables, ...
Minimizing the climate impact of a business park by applying building life cycle assessment
(2020)
In this Master’s thesis the carbon neutrality of a business park is examined from buildings’ viewpoint. The aim of this study is to minimize the emissions from the business park’s buildings by applying building life cycle ...
Sustainable carbon capture in oil refineries
(2019)
Carbon capture is a radical way to reduce greenhouse gas emissions globally to mitigate the effects of climate change when CO2 is stored permanently or utilized sustainably. Modern oil refineries are large stationary ...