Accès ouvert
2026
article
OpenAlex
Muhammad Asim Sarwar, V. Ruuskanen, Antti Kosonen, Katja Hynynen et autres
Stray currents, an undesired phenomenon in bipolar alkaline water electrolyzer (AWE) stacks, deviate from the current pathway into fluid channels and manifolds, thereby limiting the maximum current efficiency. This paper presents a novel and reliable numerical method, based on the finite element …
fi
(code pays fourni par la source)
Accès ouvert
2025
article
OpenAlex
Alejandro Ibáñez-Rioja, Pietari Puranen, Lauri Järvinen, Antti Kosonen et autres
Green hydrogen will play a key role in the transition to a carbon-neutral energy system. This study addresses the challenge of supplying baseload green hydrogen through an integrated off-grid alkaline water electrolyzer (AWE) plant, wind and solar photovoltaic (PV) power, a battery …
fi
(code pays fourni par la source)
Accès ouvert
2024
preprint
OpenAlex
Alejandro Ibáñez Rioja, Pietari Puranen, Lauri Järvinen, Antti Kosonen et autres
fi
(code pays fourni par la source)
Accès ouvert
2024
preprint
OpenAlex
Alejandro Ibáñez Rioja, Pietari Puranen, Lauri Järvinen, Antti Kosonen et autres
fi
(code pays fourni par la source)
Accès ouvert
2024
preprint
OpenAlex
Alejandro Ibáñez Rioja, Pietari Puranen, Lauri Järvinen, Antti Kosonen et autres
fi
(code pays fourni par la source)
Accès ouvert
2024
preprint
OpenAlex
Alejandro Ibáñez Rioja, Pietari Puranen, Lauri Järvinen, Antti Kosonen et autres
Accès ouvert
2024
preprint
OpenAlex
Muhammad Asim Sarwar, Pertti Kauranen, Tuomas Koiranen, Jero Ahola et autres
fi
(code pays fourni par la source)
Accès ouvert
2023
article
OpenAlex
Alejandro Ibáñez-Rioja, Lauri Järvinen, Pietari Puranen, Antti Kosonen et autres
Green hydrogen production systems will play an important role in the energy transition from fossil-based fuels to zero-carbon technologies. This paper investigates a concept of an off-grid alkaline water electrolyzer plant integrated with solar photovoltaic (PV), wind power, and a battery energy …
fi
(code pays fourni par la source)
2021
report
OpenAlex
Olli Pyrhönen, Petteri Laaksonen, Jukka Lassila, Hannu Karjunen et autres
The focus of this study was to analyze offshore wind power’s future options and maximum value creation for Åland, covering the most feasible solutions for exporting of green electricity, feasibility of hydrogen production and transmission, alternative strategies, and steps for developing offshore …
2020
report
OpenAlex
Igor Dukeov, Katja Hynynen, Jani Sillman
Energy transition is all around us, and it has already affected energy prices and the most cost-effective methods to produce electricity. This transition is driven by the need to achieve carbon neutrality in our society, which is crucial for keeping the global …
2017
conference-paper
OpenAlex
San Janhunen, Aki Grönman, Katja Hynynen, Maija Hujala et autres
The sound of wind turbines occasionally causes annoyance among residents living nearby. A high sound pressure level fa an obvious reason for annoyance. However, there seems to be other explanations for annoyance, since annoyance and sound pressure level are not always fully …
fi
(code pays fourni par la source)
2016
article
OpenAlex
Elvira Baygildina, Liudmila Smirnova, Raimo Juntunen, Kirill Murashko et autres
The application of the gradient heat flux sensor as a failure and aging indicator of the power electronics was studied in this paper. Conducted experiments shown that the heat flux sensor attached to the insulated-gate bipolar transistor’s (IGBT’s) base plate can provide …
fi, ru
(code pays fourni par la source)