Rimantas Bakas

Deputy Director
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Scientific article


Jonynas R., Puida E., Karazinas A., Mačiulis V., Pedišius N. [LEI], Bakas R. [LEI], Dzenajavičienė Farida E. [LEI]. Saulės elektra šilumos gamybai In: Šiluminė Technika. Vilnius: Lietuvos Šilumos Tiekėjų Asociacija (LŠTA), Lietuvos Termoinžinerijos Asociacija (LTERA), 2023, Nr. 3 (89), p. 17-23. ISSN 1392-4346.
Bocullo V., Martišauskas L. [LEI], Gatautis R. [LEI], Vonžudaitė O. [LEI], Bakas R. [LEI], Milčius D. [LEI], Venčaitis R., Pupeikis D.. A Digital Twin Approach to City Block Renovation Using RES Technologies In: Sustainability. Basel: MDPI, 2023, Vol. 15, Iss. 12, 9307, p. 1-27. ISSN 2071-1050.
Vonžudaitė O. [LEI], Martišauskas L. [LEI], Bakas R. [LEI], Urbonienė S., Urbonas R. [LEI]. Optimization of Heat Pump Systems in Buildings by Minimizing Costs and CO2 Emissions In: Applied Sciences. Basel: MDPI, 2023, Vol. 13, Iss. 8, 4864, p. 1-24. ISSN 2076-3417.
Bocullo V., Martišauskas L. [LEI], Pupeikis D., Gatautis R. [LEI], Venčaitis R., Bakas R. [LEI]. UAV Photogrammetry Application for Determining the Influence of Shading on Solar Photovoltaic Array Energy Efficiency In: Energies. Basel: MDPI, 2023, Vol. 16, Iss. 3, 1292, p. 1-20. ISSN 1996-1073.

Conference paper


Vonžudaitė O. [LEI], Martišauskas L. [LEI], Urbonienė S., Urbonas R. [LEI], Bakas R. [LEI]. Šildymo sistemų optimizavimas pastatuose siekiant mažinti išlaidas ir CO2 emisijų kiekį In: 64-oji Lietuvos matematikų draugijos konferencija . Vilnius: Lietuvos Matematikų Draugija, 2023, p. 54-54..


Vonžudaitė O. [LEI], Urbonas R. [LEI], Bakas R. [LEI], Martišauskas L. [LEI], Urbonienė S.. Energy consumption analysis in buildings In: CYSENI 2022: 18th international conference of young scientists on energy and natural sciences issues, 24-27 May 2022, Kaunas, Lithuania. Kaunas: Lithuanian Energy Institute, 2022, p. 165-168. ISSN 2783-6339.

Popular science article


Pedišius N. [LEI], Dzenajavičienė Farida E. [LEI], Bakas R. [LEI], Jonynas R., Martinkus P.. Žemos temperatūros centralizuotas šilumos tiekimas In: Šiluminė technika . Vilnius: LIETUVOS ŠILUMOS TIEKĖJŲ ASOCIACIJA (LŠTA), LIETUVOS TERMOINŽINERIJOS ASOCIACIJA (LTERA), 2021, Nr. 3 (83), p. 13-18. ISSN 1392-4346.

International projects

Horizon Europe


The overarching aim of RE-WITCH is to deliver cost-competitive, game-changing solutions in the field of sustainable industrial cooling and heating. To do so, RE-WITCH will demonstrateMore

Digital Europe


The EDIH4IAE.LT will enable Agro-food, Energy and Industry businesses and Public Authorities in Western and Central region of Lithuania to integrate environmental, digital, and soMore

Horizon 2020

RenOnBill project logo

Context: In order to achieve the European Commission’s long-term energy vision for 2050, it is necessary to dramatically increase the yearly buildings renovation rate, i.e. from thMore

LIFE Programme


LIFE22-CET-Low2HighDH is a 3-year project supporting 30 high temperature district heating sites (HT DHC) in Lithuania, Poland, and Slovakia in the implementation process of low-gradeMore



The SHERLOCK project aims to boost innovation at European level by designing and implementing an original and advanced educational framework based on microcredentials for upskilling tMore



To compensate the variability and non-controllability of seasonally generated renewable energy (RES) (daily fluctuations in solar radiation intensity, wind speed, etc.) development ofMore


The project PV4All develops models and advisory services for companies, organisations and individuals to overcome challenges and barriers in the uptake of small-scale photovoltaic sysMore


LowTemp 2.0 trained district heating stakeholders to improve their skills in reducing energy waste. Project summary Modernisation of district heating systems (DHS) is in full swMore

Other international projects


The BIORET project is about sustainable heat and electricity production in the Baltic Sea region. It will focus on the creation of a transnational network for knowledge and experienceMore