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Monitoring of radioactive releases at Loviisa NPP: process descriptions and recommendations
(2017)
The aim of this thesis is to prepare process descriptions describing the main discharge processes and to identify the weaknesses in these processes and give recommendations in order to prevent further operational events. ...
Jäte- ja tähdepohjaisen biopolttoaineen kasvihuonekaasupäästön laskentametodologioiden erojen vaikutus päästöarvoon
(2017)
Diplomityön tavoitteena on tutkia jäte- ja tähdepohjaisen biopolttoaineen elinkaarenaikaisen kasvihuonekaasupäästöjen laskentametodologiaa ja laskennassa tehtävien valintojen vaikutusta päästöarvoon. Työssä tarkastellaan ...
Biofuels - a contribution assessment for the global energy transition integrating aspects of technology, resources, economics, sustainability and alternative options
(2018)
Burning of fossil fuels is one of the main drivers accelerating the climate change. COP21 agreement adopted at the United Nations Climate Change Conference has addressed the climate change. In order to comply with the ...
CO2 reduction potential of renewable synthetic natural gas production using power-to-gas technologies : A case study for Scotland
(2018)
The purpose of this thesis work is to conduct a Life Cycle Assessment (LCA) regarding the potential for reduction of CO2 emissions from production of Synthetic Natural Gas (SNG) with Power-to-Gas (PtG) technology utilizing ...
Polttoaineenhankinnan ekologinen kestävyys – Case Rovaniemen energiahuolto
(2017)
Työssä tarkasteltiin sähkön- ja lämmöntuotantoon käytettävien bioperäisten polttoaineiden hankinnan ja käytön aikaisia päästöjä sekä tarkasteltiin bioperäisten polttoaineiden ekologiseen kestävyyteen vaikuttavia seikkoja. ...
Use of recycled nutrients in biological wastewater treatment
(2017)
In this master’s thesis, possibilities for using recycled nutrients in industrial wastewater treatment, as nutrient source, were studied. Possible sources for recycled nutrients found, were biogas plant’s reject water, ...
Carbon neutral road transport scenarios - Häme region in 2050
(2018)
Aim of this thesis is to examine the possibility and measures to achieve a carbon neutral road transport in Häme region by 2050. The thesis focuses on passenger cars, buses, vans, and trucks and their GHG emissions in both ...
Profitability of ethanol production by gas fermentation from steel mill flue gases
(2017)
The aim of this master’s thesis was to study processing of syngas by gas fermentation for the conversion of steel mill waste gases into ethanol. At first, the process was studied through literature review which involves ...
Utilization of refuse derived fuel in cement industry - a case study in China
(2017)
Cement industry is energy intensive. Global cement production, requiring significant amounts of energy and materials, is responsible for 5% of global CO2 emissions. On the other hand, municipal solid waste (MSW) generation ...
Design of noise reduction cavity structures for additive manufacturing
(2016)
Passive acoustic mufflers have a vital role in controlling the transmission of airborne noise passing into the human living environment. The geometry of the air path affects the attenuation of sound due to absorption and ...