Risto Kosonen

Associate Professor
Associate Professor
T212 Mechanical Engineering

Professorship is in the area of HVAC technology with focus on indoor climate, high performing building services and as well as energy efficiency in buildings. Current research projects are focused on energy efficiency of building and near zone area, utilization of digitalization & IoT and indoor climate. Earlier 20 years experience in industry of business development, research and development of HVAC- systems and services.  Leadership experience in several research projects with industry during 25 years including cooperation with international universities. Author of over 320 international publications. Nine European patents (EPO) of indoor climate and energy systems. He has been reviewer of H2020 European projects, evaluator of EU Structural Fund on Industry Driven Research in Latvia and Poland and also Estonian science Centers of Excellences. Prof.  Kosonen has been a keynote speaker in international conferences e.g. in China and Romania and he is President of ROOMVENTILATION Conference 2018.

Prof. Kosonen is President of Federation of Finnish HVAC associations and Chair of Indoor Climate Association in Finland. Board and committee membership of e.g. IBPSA Nordic, AIVC and REHVA organizations. He is member of several committees: REHVA Technical Committee; REHVA-ISHRAE (India); REHVA-CCHVAC (China).  Awards, prizes and honours:  REHVA Professional Award of Technology, Rydberg Gold Medal that is Scanvac’s highest distinction on research of indoor air quality, air distribution and ventilation and REHVA Fellow. He has got of awards of papers: Best Paper Award 2016 in Building and Environment Journal and Best paper Award in ventilation 2015 conference in Shanghai 2015

Full researcher profile

Contact information

Phone number

Areas of expertise

Energy and HVAC-systems in buildings, HVAC, Ventilation, Indoor air quality, Thermal comfort, Air distribution

Honors and awards

John Rydberg gold metal

In recognition of his outstanding scientific and professional contribution to the air distribution and ventilation technology
Award or honor granted for academic or artistic career Department of Mechanical Engineering Jun 2013

Best Paper Award, Building and Environment Journal

Award or honor granted for a specific work Jan 2016

REHVA Fellow

Award or honor granted for academic or artistic career Jan 2011

Master-builder-engineering, All Russia public organization and confederation of Finnish construction industries

Award or honor granted for academic or artistic career Jan 2013

Best Paper Award in Ventilation 2015 Conference, Shanghai

Award or honor granted for a specific work Jan 2015

Roomvent and Ventilation Best paper award

Award or honor granted for a specific work Energy efficiency and systems Jan 2018

REHVA Professional Award in Technology

European HVAC federation award of technology development
Award or honor granted for a specific work Department of Mechanical Engineering Mar 2018

Research groups

  • Energy efficiency and systems, Professor (Associate Professor)


A thermal sensation model for elderly under steady and transient uniform conditions

Jaafar Younes, Minzhou Chen, Kamel Ghali, Kosonen Risto, Arsen K. Melikov, Nesreen Ghaddar 2023 Building and Environment

Individually controlled localized chilled beam with background radiant cooling system : Human subject testing

Taha Arghand, Arsen Melikov, Zhecho Bolashikov, Panu Mustakallio, Risto Kosonen 2022 Building and Environment

Investigation on spray cooling heat transfer performance with different nanoparticles and surfactants

Jun Bao, Yu Wang, Risto Kosonen, Xinjie Xu, Jinxiang Liu 2022 Heat and Mass Transfer/Waerme- und Stoffuebertragung

A review of thermal comfort modeling of elderly people

Minzhou Chen, Risto Kosonen, Simo Kilpeläinen, Ru Ming 2022 Proceedings CLIMA2022 : 14th REHVA World Congress, 22-25 May 2022, Rotterdam


Minzhou Chen, Azin Velashjerdi Farahani, Risto Kosonen, Simo Kilpeläinen, Sami Lestinen 2022 SISÄILMASTOSEMINAARI 2022

The effect of local thermal sensation on overall thermal sensation in older people under warm conditions: a chamber room study

Minzhou Chen, Azin Velashjerdi Farahani, Risto Kosonen, Simo Kilpeläinen, Sami Lestinen 2022 E3S Web of Conferences

Energy Efficient Renovation of Existing Buildings for HVAC Professionals

Tomasz Cholewa, Constantinos A. Balaras, Jarek Kurnitski, Alicja Siuta-Olcha, Elena Dascalaki, Risto Kosonen, Catalin Lungu, Marija Todorovic, Ilinca Nastase, Cécile Jolas, Murat Cakan 2022

Socio-economic impacts of large-scale deep energy retrofits in Finnish apartment buildings

Janne Hirvonen, Arto Saari, Juha Jokisalo, Risto Kosonen 2022 Journal of Cleaner Production

SUREFIT- Sustainable solutions for affordable retrofitting of domestic buildings

Janne Hirvonen, Yangmin Wang, Juha Jokisalo, Risto Kosonen 2022 Proceedings CLIMA 2022 : 14th REHVA HVAC Congress, 22- 25 May 2022, Rotterdam