Hannu Karjunen

Post-doctoral researcher

Energy

LUT School of Energy Systems

Lappeenranta

Hannu.Karjunen@lut.fi

+358 40 171 3840

LUT Focus Areas

Energy transition

Research areas

Renewable Energy, Sustainability and the Environment

Biography

Researcher information

ORCID ID researcher profile

Publications and other content

A comprehensive review on biological methanation processes: from gaseous feedstocks to biomethane

2025

Publication type

A2 Review article, literature review, systematic review

Author(s)

Yörüklü Hulya Civelek, Kamravamanesh Donya, Köroğlu Emre Oğuz, Patel Gulam Husain, Havukainen Jouni, Karjunen Hannu, Sillman Jani, Kokko Marika

Energy transition

LUT School of Energy Systems

Overview of Energy Modeling Requirements and Tools for Future Smart Energy Systems

2025

Publication type

A2 Review article, literature review, systematic review

Author(s)

Majidi Hassan, Hayati Mohammad Mohsen, Breyer Christian, Mohammadi-ivatloo Behnam, Honkapuro Samuli, Karjunen Hannu, Laaksonen Petteri, Sihvonen Ville

Energy transition

LUT School of Energy Systems

Effect of temperature on seasonal wind power and energy potential estimates in Nordic climates

2024

Publication type

A1 Journal article (refereed), original research

Author(s)

Salmelin Markus, Karjunen Hannu, Lassila Jukka

Energy transition

Renewable Energy, Sustainability and the Environment

Energy

Modelling and Simulation

LUT School of Energy Systems

Etelä-Savon vetylaaksoselvitys

2024

Publication type

D4 Published development or research report or study

Author(s)

Räisänen Otto, Karjunen Hannu, Sikiö Päivi, Lassila Jukka, Hyypiä Jaakko, Salmelin Markus, Tynjälä Tero, Kivimaa Aleksi, Silvast Antti, Kojo Matti, Inkeri Eero, Laaksonen Petteri

Business and society

Energy transition

Energy Engineering and Power Technology

Renewable Energy, Sustainability and the Environment

LUT School of Engineering Sciences

LUT School of Energy Systems

Optimizing E-Methanol Production: Effect of Electricity Price and Renewable Energy Volatility on Optimum Dimensioning and Operation

2024

Publication type

A4 Conference proceedings

Author(s)

Hyypiä Jaakko, Karjunen Hannu, Hosseinpour Nashmin, Inkeri Eero, Tynjälä Tero

Business and society

Energy transition

LUT School of Energy Systems

Pohjois-Savon vetylaaksoselvitys

2024

Publication type

D4 Published development or research report or study

Author(s)

Karjunen Hannu, Sikiö Päivi, Lassila Jukka, Räisänen Otto, Hyypiä Jaakko, Salmelin Markus, Tynjälä Tero, Kivimaa Aleksi, Silvast Antti, Kojo Matti, Inkeri Eero, Laaksonen Petteri

Business and society

Energy transition

Energy Engineering and Power Technology

LUT School of Engineering Sciences

LUT School of Energy Systems

Uncertainty Analysis for Power-to-Methanol plant regarding Economic and Flexibility Parameters

2024

Publication type

A4 Conference proceedings

Author(s)

Inkeri Eero, Enayatizadeh Hossein, Hyypiä Jaakko, Tynjälä Tero, Karjunen Hannu, Hosseinpour Nashmin

Energy transition

LUT School of Energy Systems

Upgrading the toolbox of techno-economic assessment with SimDec Power-to-X case

2024

Publication type

A3 Book section, chapters in research books

Author(s)

Karjunen Hannu, Kinnunen Sini-Kaisu, Laari Arto, Tervonen Antero, Laaksonen Petteri, Kozlova Mariia, Yeomans Julian Scott

Business and society

Energy transition

Energy Engineering and Power Technology

Process Chemistry and Technology

Strategy and Management

Energy (miscellaneous)

LUT Business School

LUT School of Engineering Sciences

LUT School of Energy Systems

Value creation by converting pulp mill flue gas streams to green fuels

2023

Publication type

A1 Journal article (refereed), original research

Author(s)

Karjunen Hannu, Tynjälä Tero, Kuparinen Katja, Vakkilainen Esa, Joronen Tero

Energy transition

Energy Engineering and Power Technology

LUT School of Energy Systems

Bothnian Bay Hydrogen Valley – Research report

2022

Publication type

D4 Published development or research report or study

Author(s)

Karjunen Hannu, Lassila Jukka, Tynjälä Tero, Laaksonen Petteri, Tuomaala Mari, Vilppo Julius, Taulasto Kimmo, Karppanen Janne, Laari Arto, Kosonen Antti, Ahola Jero

Energy transition

Energy Engineering and Power Technology

Renewable Energy, Sustainability and the Environment

LUT School of Engineering Sciences

LUT School of Energy Systems

Energy transition changing land use – estimating large-scale PV and Power-to-X potential of present peat production areas

2022

Publication type

A4 Conference proceedings

Author(s)

Räisänen Otto, Vilppo Julius, Haapaniemi Jouni, Supponen Antti, Karjunen Hannu, Repo Sami, Lassila Jukka

Energy transition

LUT School of Energy Systems

Global demand analysis for carbon dioxide as raw material from key industrial sources and direct air capture to produce renewable electricity-based fuels and chemicals

2022

Publication type

A1 Journal article (refereed), original research

Author(s)

Galimova Tansu, Ram Manish, Bogdanov Dmitrii, Fasihi Mahdi, Khalili Siavash, Gulagi Ashish, Karjunen Hannu, Mensah Theophilus Nii Odai, Breyer Christian

Energy transition

LUT School of Energy Systems

South-East Finland Hydrogen Valley – Research report

2022

Publication type

D4 Published development or research report or study

Author(s)

Karjunen Hannu, Sikiö Päivi, Lassila Jukka, Vilppo Julius, Räisänen Otto, Inkeri Eero, Tynjälä Tero, Laaksonen Petteri

Energy transition

Energy Engineering and Power Technology

Renewable Energy, Sustainability and the Environment

LUT School of Energy Systems

Carbon Negative Åland: Strategic Roadmap

2021

Publication type

D4 Published development or research report or study

Author(s)

Pyrhönen Olli, Laaksonen Petteri, Lassila Jukka, Karjunen Hannu, Hynynen Katja, Taulasto Kimmo, Karppanen Janne, Vilppo Julius

Feasibility Study for Industrial Pilot of Carbon-Neutral Fuel Production – P2X: Final Report

2021

Publication type

D4 Published development or research report or study

Author(s)

Laaksonen Petteri, Karjunen Hannu, Ruokonen Jenna, Laari Arto, Zhaurova Mariia, Kinnunen Sini-Kaisu, Kosonen Antti, Kärri Timo, Sinkkonen Tiina, Rissanen Tommi, Tervonen Antero, Varis Juha

Fuel Technology

Process Chemistry and Technology

Renewable Energy, Sustainability and the Environment

Marketing

LUT Business School

LUT School of Engineering Sciences

LUT School of Energy Systems

Mapping Bio-CO2 and Wind Resources for Decarbonized Steel, E-Methanol and District Heat Production in the Bothnian Bay

2021

Publication type

A1 Journal article (refereed), original research

Author(s)

Karjunen Hannu, Inkeri Eero, Tynjälä Tero

Energy transition

Energy Engineering and Power Technology

Renewable Energy, Sustainability and the Environment

LUT School of Energy Systems

Cost benefits of optimizing hydrogen storage and methanation capacities for Power-to-Gas plants in dynamic operation

2020

Publication type

A1 Journal article (refereed), original research

Author(s)

Gorre Jachin, Ruoss Fabian, Karjunen Hannu, Tynjälä Tero, Schaffert Johannes

Significance of methanation reactor dynamics on the annual efficiency of power-to-gas -system

2020

Publication type

A1 Journal article (refereed), original research

Author(s)

Inkeri Eero, Tynjälä Tero, Karjunen Hannu

A method for assessing infrastructure for CO2 utilization: A case study of Finland

2017

Publication type

A1 Journal article (refereed), original research

Author(s)

Karjunen Hannu, Tynjälä Tero, Hyppänen Timo

Integration of power-to-gas –process to wastewater treatment plant with biogas production

2016

Publication type

A4 Conference proceedings

Author(s)

Inkeri Eero, Sihvonen Teemu, Karjunen Hannu, Tynjälä Tero, Tähtinen Matti, Weiss Robert

Other focus area

LUT School of Energy Systems

Sustainable carbon sources for biofuel production in renewable energy future

2016

Publication type

A4 Conference proceedings

Author(s)

Karjunen Hannu, Inkeri Eero, Tynjälä Tero, Hyppänen Timo

Hannu Karjunen

Biography

Researcher information

Publications and other content

A comprehensive review on biological methanation processes: from gaseous feedstocks to biomethane

Overview of Energy Modeling Requirements and Tools for Future Smart Energy Systems

Effect of temperature on seasonal wind power and energy potential estimates in Nordic climates

Etelä-Savon vetylaaksoselvitys

Optimizing E-Methanol Production: Effect of Electricity Price and Renewable Energy Volatility on Optimum Dimensioning and Operation

Pohjois-Savon vetylaaksoselvitys

Uncertainty Analysis for Power-to-Methanol plant regarding Economic and Flexibility Parameters

Upgrading the toolbox of techno-economic assessment with SimDec Power-to-X case

Value creation by converting pulp mill flue gas streams to green fuels

Bothnian Bay Hydrogen Valley – Research report

Energy transition changing land use – estimating large-scale PV and Power-to-X potential of present peat production areas

Global demand analysis for carbon dioxide as raw material from key industrial sources and direct air capture to produce renewable electricity-based fuels and chemicals

South-East Finland Hydrogen Valley – Research report

Carbon Negative Åland: Strategic Roadmap

Feasibility Study for Industrial Pilot of Carbon-Neutral Fuel Production – P2X: Final Report

Mapping Bio-CO2 and Wind Resources for Decarbonized Steel, E-Methanol and District Heat Production in the Bothnian Bay

Cost benefits of optimizing hydrogen storage and methanation capacities for Power-to-Gas plants in dynamic operation

Significance of methanation reactor dynamics on the annual efficiency of power-to-gas -system

A method for assessing infrastructure for CO2 utilization: A case study of Finland

Integration of power-to-gas –process to wastewater treatment plant with biogas production

Sustainable carbon sources for biofuel production in renewable energy future

Hydrogen economy could bring over a billion in revenue to North Savo, Finland

Green hydrogen and carbon dioxide to empower South-East Finland

Value for Flexibility (V4F)

Hannu Karjunen

Biography

Research interests

Researcher information

Publications and other content

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