Projects per year
Personal profile
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
Education/Academic qualification
Science, Doctorate, Academic dissertation: ’Diesel exhaust particles: effects of after-treatment, fuel and lubricant’ , Tampere University of Technology (TUT)
… → 2006
Skills and expertise
- Emission control
- Engine emissions
- Emission reduction
- Catalysts
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Collaborations and top research areas from the last five years
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Flex-CPT: Flexible Clean Propulsion Technologies
Pettinen, R. (Manager), Tuominen, T. (Participant), Westerholm, M. (Participant), Söderena, P. (Owner), Lehtoranta, K. (Participant), Aakko-Saksa, P. (Participant), Shah, S. (Participant), Kuittinen, N. (Participant), Apilainen, A.-R. (Participant), Flygare, N. (Participant), Rehan, M. (Participant), Jenu, S. (Participant), Saari, H. (Participant), Heinonen, J. (Participant), Ihatsu, T. (Participant) & Sharma, N. (Participant)
1/01/24 → 30/04/27
Project: Business Finland project
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GREEN RAY: New GeneRation marinE ENgines and Retrofit solutions to Achieve methane abatement flexibilitY
Lehtoranta, K. (Manager), Kuittinen, N. (Participant), Aakko-Saksa, P. (Participant), Vesala, H. (Participant), Karppanen, M. (Participant), Koponen, P. (Participant) & Piimäkorpi, P. (Participant)
1/06/22 → 31/05/27
Project: EU project
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Clean Engines
Åman, R. (Manager), Fabritius, T. (Participant), Westerholm, M. (Participant), Tuominen, T. (Participant), Pettinen, R. (Participant), Rumjantsev, M. (Participant), Nyyssönen, S. (Participant), Söderström, C. (Participant), Aakko-Saksa, P. (Participant), Apilainen, A.-R. (Participant), Flygare, N. (Participant), Hangasmaa, T. (Participant), Järvinen, A. (Participant), Koponen, P. (Participant), Kuittinen, N. (Participant), Kuutti, H. (Participant), Lehtoranta, K. (Participant), Pellikka, A.-P. (Participant), Piimäkorpi, P. (Participant), Sharma, N. (Participant) & Lehtomäki, J. (Participant)
1/01/24 → 31/12/25
Project: Finnish government project
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CPT: Clean Propulsion Technologies
Lehtoranta, K. (Manager), Söderena, P. (Participant), Pettinen, R. (Participant), Aakko-Saksa, P. (Participant), Karppanen, M. (Participant), Westerholm, M. (Participant), Pellikka, A.-P. (Participant), Koponen, P. (Participant), Nyyssönen, S. (Participant), Söderström, C. (Participant) & Vesala, H. (Participant)
1/02/21 → 31/12/23
Project: Business Finland project
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INTENS: Integated Energy Solutions to Smart and Green Shipping
Zou, G. (Manager), Rummukainen, H. (Participant), Korvola, T. (Participant), Lehtoranta, K. (Participant), Hänninen, S. (Participant), Hynninen, A. (Participant), Tahkola, M. (Participant), Aakko-Saksa, P. (Participant), Kortelainen, J. (Participant), Nurminen, J. K. (Participant), Umer, A. (Participant) & Hyrynen, J. (Participant)
1/01/18 → 30/06/21
Project: Business Finland project
Research output
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Ash generation options for accelerated testing of marine diesel particulate filters: Technical Paper 138
Aakko-Saksa, P., Lehtoranta, K., Vesala, H., Järvinen, A., Serhan, N. & Torkulla, J., 19 May 2025, p. 1-10. 10 p.Research output: Contribution to conference › Conference article › Scientific › peer-review
Open Access -
Characterization and control of ash from diesel engine exhaust
Apilainen, A.-R., Lehtoranta, K., Vesala, H. & Ge, Y., 2025.Research output: Contribution to conference › Conference Poster › Scientific › peer-review
Open AccessFile19 Downloads (Pure) -
Effect of late diesel injection on close-coupled SCR + ASC during DPF regeneration period
Ovaska, T., Spoof-Tuomi, K., Niemi, S., Valkjärvi, P., Maunula, T., Mikulski, M., Lehtoranta, K., Alanen, J. & Happonen, M., 1 Feb 2025, In: Fuel. 381, Part B, 133406.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access7 Citations (Scopus) -
Measuring methane emissions from LNG engine utilizing different devices
Lehtoranta, K., Flygare, N., Vesala, H., Kuittinen, N., Kortelainen, J. & Korpi, H., 19 May 2025.Research output: Contribution to conference › Conference Abstract › Professional
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Measuring Methane Slip from LNG Engines with Different Devices
Lehtoranta, K., Vesala, H., Flygare, N., Kuittinen, N. & Apilainen, A.-R., 30 Apr 2025, In: Journal of Marine Science and Engineering. 13, 5, p. 890 890.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile5 Citations (Scopus)79 Downloads (Pure)
Press/Media
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Understanding methane slip
Kuittinen, N., Heikkilä, M., Jalkanen, J.-P., Aakko-Saksa, P. & Lehtoranta, K.
3/05/24
1 item of Media coverage
Press/Media: Press / Media