Kostas Kavvadias

Scientific project officer, Energy Expert

European Commission, Joint Research Centre

I am an engineer working in the science and policy interface with a broad knowledge in energy technologies. My research interests include energy system analysis, process analysis and design, and data science application. I have demonstrated my strong analytical, modelling and problem-solving capabilities in numerous scientific publications and development of scientific software. I am a pleasant and open person to work with. I enjoy following the latest technological developments and how they are affecting the world we live in.


  • Energy modelling and system analysis
  • Heating and cooling
  • Renewables and energy efficiency
  • Physical Unit operations
  • Technoeconomics of energy technologies
  • Process and system analysis and design
  • Data science


  • PhD in Chemical Engineering, 2012

    National Technical University of Athens

  • Diploma in Chemical Engineering, 2005

    National Technical University of Athens



Scientific project officer

European Commission, Joint Research Centre

Sep 2014 – Present Petten, Netherlands
Scientific and technical research; techno-economic analysis; modelling and studies on heating and cooling technologies and policies

  • Monitor, analyse and report - regularly and in timely fashion on heating and cooling sectoral issues
  • Follow-up, assess and report on approaches for assessing, including model-assisted, the role of heating and cooling in EU internal market
  • Advise policy officers on ad-hoc issues for implementing and updating the Energy Efficiency and Renewable Energy Directive.
  • Prepare and implement scientific research, analyses and studies, including modelling and write scientific publications

Soldier/Special Scientist

Military Service (compulsory)

May 2013 – Feb 2014 Megara, Greece
Compulsory military duties. I also served as a laboratory analyst and data manager performing statistical analysis and trends of helicopter wear. Use of Atomic Emission Spectrometer, Infrared Spectroscopy.


International Atomic Energy Agency

Sep 2010 – Apr 2013 Vienna, Austria
Consultant in the Non Electric Applications of nuclear energy of the Nuclear Power Technology Development Section. Analysis of non electric application of nuclear energy: Desalination, district heating, hydrogen production. Technoconomic analysis.


International Atomic Energy Agency

Sep 2009 – Dec 2009 Vienna, Austria
Review and evaluate of IAEA’s “Desalination Economic Evaluation Program (DEEP)” from economical, thermodynamic, programming and modeling aspects.

Free lancer - Researcher

National Technical University of Athens

Jul 2005 – Jan 2009 Athens, Greece
  • Participate in energy auditing and planning of two big hospitals
  • Feasibility studies for installation of mid scale cogeneration plants.
  • Techno-economic assessment of high-technology equipment. Licensing procedures for 3299/04 investment law.
  • Technical support and studies for the project “Integrated Health Information System of the 3rd health Directorate of Attica perfecture”
  • Collaborator in the project “Services of Advisor of Technical Support in YEN projects” in the framework of the European Operational Programme “Information Society”
  • Minor shareholder in 2 photovoltaic investment companies with a total portfolio of licensed capacity of 17 MWp. Main task was to assist in the plant design, conduct all techno-economical feasibility and environmental impact studies and all necessary licensing procedures.
  • Internships: UNILEVER - ELAIS S.A. (2004); Foundry HALCOR S.A (2004); Copper Tubes HALCOR S.A (2003)

Scientific software

Below you can find a list of scientific softwares that I have developed or contributed during my professional career.



enlopy is an open source python library with methods to generate, process, analyze, and plot energy related timeseries. While it can be …


DEEP can be used for performance and cost evaluation of various power and seawater desalination co-generation configurations. DEEP is …


DE-TOP can be used to models the steam power cycle (Rankine cycle) of different water cooled reactors or fossil plants, and the …


The Dispa-SET model is an open-source unit commitment and optimal dispatch model developed at the JRC. It focuses on the balancing and …


WAMP can be used for the estimation of water needs in power plants especially for water cooled nuclear power plants. The program …


Energy prosumer analysis with python