Lauri Karttunen

- Trainee,
- Research Assistant
- Doctoral Researcher
Materials Engineering (Department of Mechanical and Materials Engineering)

lauri.p.karttunen@utu.fi

Research

My research is focused on integrating solar energy effectively in Nordic conditions. Especially, I am focusing on data driven modelling of outdoor performance of photovoltaic systems and energy management between solar energy systems and battery in a residential settings.

Publications

Performance evaluation of high latitude agrivoltaic systems with vertically mounted bifacial panels (2026)
- Applied Energy
Szarek, Magda; Jouttijärvi, Sami; Karttunen, Lauri; Hynnä, Teemu; Ranta, Samuli; Miettunen, Kati
(A1 Refereed original research article in a scientific journal)
Enhancing residential load forecasting accuracy through dynamic feature selection and ensemble machine learning models: A real-world scenario in Southern Finland (2025)
- Energy and Buildings
Taheri, Nabi; Karttunen, Lauri; Jouttijärvi, Sami; Piazzi, Antonio; Tucci, Mauro; Miettunen, Kati
(A1 Refereed original research article in a scientific journal)
Sensitivity of Electricity Price in the Finnish Market Conditions with Increasing Solar Energy Production (2024)
- Proceedings of the European Photovoltaic Solar Energy Conference and Exhibition
Conference Proceedings EU PVSEC 2024 Jouttijärvi, Sami; Karttunen, Lauri; Tervo, Seela; Huerta, Hugo; Ranta, Samuli; Syri, Sanna; Miettunen, Kati
(A4 Refereed article in a conference publication )
Techno-Economic Analysis of Residential PV-Battery Energy System in Nordics (2024)
- Proceedings of the European Photovoltaic Solar Energy Conference and Exhibition
Proceedings of the 41st European Photovoltaic Solar Energy Conference and Exhibition in Vienna, Austria Karttunen, Lauri; Jouttijärvi, Sami; Niskanen, Johannes; Jasielec, Jerzy J.; Huerta, Hugo; Ranta, Samuli; Miettunen, Kati
(A4 Refereed article in a conference publication )
Techno-Economic Analysis of Residential PV-Battery Energy System in Nordics (2024) Proceedings of the 41st European Photovoltaic Solar Energy Conference and Exhibition in Vienna, Austria Karttunen, Lauri; Jouttijärvi, Sami; Niskanen, Johannes; Jasielec, Jerzy J.; Huerta, Hugo; Ranta, Samuli; Miettunen, Kati
(Poster)
Techno-economic analysis on optimizing the value of photovoltaic electricity in a high-latitude location (2024)
- Applied Energy
Jouttijärvi Sami, Karttunen Lauri, Ranta Samuli, Miettunen Kati
(A1 Refereed original research article in a scientific journal)
Comparing methods for the long-term performance assessment of bifacial photovoltaic modules in Nordic conditions (2023)
- Renewable Energy
Karttunen Lauri, Jouttijärvi Sami, Poskela Aapo, Palonen Heikki, Huerta Hugo, Todorović Milica, Ranta Samuli, Miettunen Kati
(A1 Refereed original research article in a scientific journal)
Matching PV Production and Electricity Load on Household Level at High-Latitude Locations (2023)
- Proceedings of the European Photovoltaic Solar Energy Conference and Exhibition
Proceedings of the 40th European Photovoltaic Solar Energy Conference and Exhibition in Lisbon, Portugal Jouttijärvi Sami, Karttunen Lauri, Ranta Samuli, Miettunen Kati
(A4 Refereed article in a conference publication )
Modeling and Measuring the Power Output of Vertical Bifacial Solar Panels in Nordic Conditions (2022)
- Proceedings of the European Photovoltaic Solar Energy Conference and Exhibition
Proceedings of the WCPEC-8 2022 (Milan) Jouttijärvi Sami, Tok Mehmet, Karttunen Lauri, Huerta Medina Hugo, Ranta Samuli, Miettunen Kati
(B3 Non-refereed article in a conference publication)