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Modelling of a board machine's heat recovery system
(2019)
Valmet is creating a digital twin for a board machine and its heat recovery system is modelled in this master’s thesis. The objective of the thesis is to create a model for the heat recovery system that can be utilized in ...
External insulation of nuclear reactor pressure vessel to mitigate pressurized thermal shock
(2019)
Pressurized thermal shock is a serious threat to a nuclear power plant, because it can lead to rupturing of the reactor pressure vessel and release of radioactivity to the environment. It is caused by overcooling of the ...
Energy efficiency of Finnish forest Industry
(2019)
World’s population and level of wellbeing is increasing continuously and consequently energy usage is rising. Energy efficiency improvement decreases energy consumption which lead to better energy supply security and ...
Tulevaisuuden verkkoliiketoiminta
(2019)
Sähkömarkkinoilla on meneillään energiamurros, joka tulee vaikuttamaan alan perinteisiin liiketoimintamalleihin ja toimintatapoihin tulevina vuosina. Muuttuva pelikenttä vaatii jokaiselta alan toimijalta ja organisaatiolta ...
Business model for microgrids in Sub-Saharan Africa rural areas : a case study in Revon C, Namibia
(2019)
The Sub-Saharan Africa (SSA) has the lowest electricity access rate in the world, and the number is rising due to the rapid population growth. More than half of the region's population lacks electricity, and among those, ...
Global view on transportation demand development and impact on energy demand fossil CO2 emissions
(2019)
The pivotal target of the Paris Agreement is to keep temperature rise well below 2 °C above the pre-industrial level and pursue efforts to limit temperature rise to 1.5 °C. In order to meet this target, all energy consuming ...
Startup Survival in B2B Markets : case ASynRo
(2019)
The aim of this thesis is to research startup survival factors in B2B markets, in the context of high-speed machine market. The objective is to provide information to ASynRo project about the target market. The thesis does ...
Operation and dynamics of cogeneration in microgrids : Mitigation of the challenges with uninterruptible power systems
(2020)
This thesis analyzes the challenges of distributed combined heat and power (CHP) in microgrids and utilizes uninterruptible power systems (UPS) to mitigate the problems. The objectives are to examine the system’s operational ...
Power system flexibility enhancers – a patent-based analysis of the current development trends
(2019)
Power system flexibility is becoming a significant topic as increasing amounts of variable renewable energy are being fed into grid. Current power system design has capabilities to provide flexibility to some extent, but ...
Ejektorijärjestelmän vajaatoiminnan vianetsintä
(2019)
Tässä diplomityössä selvitetään Olkiluoto 2 -ydinvoimalaitosyksikön uusitun tyhjöjärjestelmän toimintaa. Työn tärkeimpänä tavoitteena oli löytää toisen redundantin ejektorilinjan toimintaa heikentäneen vian alkuperä ja ...