IHE / Employees / Researchers and Lecturers / Kapusta Łukasz Jan

Łukasz Jan Kapusta

Assistant Professor

Head of Laser Diagnostics Laboratory

 Our research capabilities - page 8 in the R&D offer

email: lukasz.kapusta@pw.edu.pl
tel. +48 22 234 52 41
Room 309

Consultations: Thursday 09:30-10:30



  • Winter semester

           Modeling of Combustion in Engines (in Polish)

           (orig. Modelowanie Komputerowe Spalania w Silnikach)

Mon. 16:15-19:00 Room 308

           Aircraft Compressors and Turbines (in Polish)

           (orig. Sprężarki i Turbiny Lotnicze)

Thu. 14:15-16:00 Room T306a
  • Summer semester

           Optical Diagnostics of Combustion and Flow Processes (in Polish)

           (orig.Techniki Optyczne w Diagnostyce Procesów Spalania i Mieszania)

Mon. 16:15-19:00 Room 310


Principal Investigator

  • Mixing process of impinging jets in near- and above the boiling point in quiescent and cross-flow conditions; Funding institution NCN, programme: SONATA 16; Grant no.:UMO-2020/39/D/ST8/00947; project budget: 896,456.00 PLN - read more (in Polish)
  • Clean solutions for conventional and hybrid drives as bridge technologies towards full electrification (orig. Zaawansowany układ wydechowy do konwencjonalnych i hybrydowych pojazdów pasażerskich stanowiący pomostową technologię w drodze do pełnej elektryfikacji); Funding institution NCBiR, programme: Ścieżka dla Mazowsza, Grant no. MAZOWSZE/0101/19-00; project budget: 9,880,490.25 PLN- read more (in Polish)
  • Knocky - Knock prevention and increase of reliability and efficiency of high power gaseous internal combustion engines” Horizon 2020 MSCA-RISE-2015 - Marie Skłodowska-Curie Research and Innovation Staff Exchange (RISE), Grant no.: 691232; project budget: 927,000.00 EUR - read more

Selected publications

  • Rogóż R, Teodorczyk A, Kapusta LJ. Flash-boiling effect on the droplet size distribution in low-pressure sprays formed at various ambient pressures and liquid temperatures — Experimental study and modelling. Applied Thermal Engineering, 236, Part C, 2024, 121740. full paper
  • Kapusta ŁJ. Understanding the collapse of flash-boiling sprays formed by multi-hole injectors operating at low injection pressures. Energy 2022; 247; 123388. publisher web page
  • Kaźmierski B, Kapusta ŁJ. The importance of individual spray properties in performance improvement of a urea-SCR system employing flash-boiling injection. Applied Energy 2023; 329; 120217. full paper
  • Rogóż R, Kapusta ŁJ, Miganakallu N, Yang Z, Naber JD. Investigation on the knock characteristics in a gasoline direct-injection engine port-injected with water-methanol blends. Energy Convers Manag 2022;258:115415. publisher web page
  • Kapusta ŁJ, Bachanek J, Jiang C, Piaszyk J, Xu H, Wyszyński ML. Liquid Propane Injection in Flash-Boiling Conditions. Energies 2021;14. doi:10.3390/en14196257. full paper
  • Kapusta ŁJ, Rogoz R, Bachanek J. Experimental and Numerical Study to Evaluate the Effect of Flash Boiling on Urea-Water Solution Sprays and SCR System Performance, Atomization and Sprays 2021, 31(5), pp. 89–117. publisher web page
  • Kapusta ŁJ, Boruc Ł, Kindracki J. Pressure and temperature effect on hypergolic ignition delay of triglyme-based fuel with hydrogen peroxide. Fuel 2020:119370. doi:https://doi.org/10.1016/j.fuel.2020.119370. publisher web page
  • Kapusta ŁJ, Rogoz R, Bachanek J, Boruc Ł, Teodorczyk A. Low-pressure injection of water and urea-water solution in flash-boiling conditions. SAE Int. J. Adv. & Curr. Prac. in Mobility 3(1):365-377, 2021. doi:https://doi.org/10.4271/2020-01-2110. full paper
  • Boruc Ł, Rogoz R, Bachanek J, Kapusta ŁJ, Jaworski P, Sutkowski M, et al. An Experimental Facility for Rapid Testing of SCR Systems. SAE Tech Pap 2020-01-2192 2020. doi:https://doi.org/10.4271/2020-01-2192. publisher web page
  • Kapusta ŁJ, Shuang C, Aldén M, Li Z. Structures of inverse jet flames stabilized on a coaxial burner. Energy 2020;193:116757. doi:https://doi.org/10.1016/j.energy.2019.116757. full paper
  • Rogóż R, Kapusta ŁJ, Bachanek J, Vankan J, Teodorczyk A. Improved urea-water solution spray model for simulations of selective catalytic reduction systems. Renew Sustain Energy Rev 2020;120:109616. doi:https://doi.org/10.1016/j.rser.2019.109616. full paper
  • Miganakallu N, Yang Z, Rogóż R, Kapusta ŁJ, Christensen C, Barros S, et al. Effect of water - methanol blends on engine performance at borderline knock conditions in gasoline direct injection engines. Appl Energy 2020;264:114750. doi:https://doi.org/10.1016/j.apenergy.2020.114750. publisher web page
  • Kapusta Ł.J. , Sutkowski M., Rogóż R., Zommara M., Teodorczyk A., Characteristics of Water and Urea–Water Solution Sprays, Catalysts. 9 (2019). doi:10.3390/catal9090750. full paper
  • Kapusta Ł.J., Pielecha I., Wisłocki K., Teodorczyk A., n-Hexane injection into high-temperature and high-pressure environments, J. Vis. 22 (2019) 1071–1080. doi:10.1007/s12650-019-00596-z. full paper
  • Shuang C., Kapusta L.J., Wubin W., Tie S., Xiaobo T., Li Z., Simultaneous multi-species PLIF diagnostic on CH4-Air inverse diffusion jet flame, J. Exp. Fluid Mech. 1 (2018) 26–32. doi: 10.11729/syltlx20170138 (artykuł w języku chińskim). full paper
  • Kapusta Ł.J., “Spray measurements in SCR systems development,” in DIPSI Workshop 2018 on Droplet Impact Phenomena & Spray Investigation, 2018, no. May, pp. 13–16. full paper
  • Kapusta Ł.J.; LIF/Mie Droplet Sizing of Water Sprays from SCR System Injector Using Structured Illumination, in Proceedings of ILASS2017 - 28th European Conference on Liquid Atomization and Spray Systems, 2017, pp. 580–587. full paper
  • Niedzielska U., Kapusta L.J., Savard B., and Teodorczyk A.; Influence of water droplets on propagating detonations, J. Loss Prev. Process Ind., vol. 50, pp. 229–236, 2017. publisher web page
  • Kapusta, Ł.J. and Teodorczyk A.; Laser diagnostics for urea-water solution spray characterization, MATEC Web Conf., vol. 118, no. 00029, pp. 1–6, 2017 - full paper
  • Kapusta ŁJ, Pielecha I, Wisłocki K, Teodorczyk A. Autoignition and combustion of n-hexane spray in subcritical and supercritical environments. Journal of Thermal Analysis and Calorimetry  2016;123:819–28.  doi: 10.1007/s10973-015-4927-z  full paper
  • Kapusta Ł.J., Jaworski P., Kowalski J.; Jet and Droplet Breakup Modeling Approaches; Journal of KONES. Powertrain and Transport 2015; 22(3); 83-90
  • Kapusta Ł.J., Jaworski P., Kowalski J., Teodorczyk A.; Laser Based Diagnostic System for Spray Measurements; Journal of KONES. Powertrain and Transport 2015; 22(3); 91-98
  • Jaworski P., Kapusta Ł.J., Jarosiński S., Ziółkowski S., Capetillo A. C., Grzywnowicz R.; SCR Systems for NOx Reduction in Heavy Duty Vehicles; Journal of KONES. Powertrain and Transport 2015; 22(4); 139-146
  • Kapusta Ł.J., Teodorczyk A.; Numerical simulations of dual fuel combustion in a heavy duty compression ignition engine. Combustion Engines 2015;163:36–43.
  • Kapusta Ł.J., Teodorczyk A.; Numerical Study On In-cylinder Blending by Means of a Simultaneous Direct Injection of Two Liquid Fuels in a Heavy Duty Compression Ignition Engine; Transactions of IFFM 2015; 128:5–18
  • Cieślik W, Pielecha I, Kapusta ŁJ. The concept of combustion system with use of recirculated exhaust gas in the spark ignition engine. Combustion Engines 2015;162:257–63.
  • Kercheva B., Kapusta Ł. J., Teodorczyk, A. LES numerical study on n-hexane injection in a compression ignition engine. Archivum Combustionis, Vol. 34 - 2014 - No. 2.
  • Kapusta, Ł. J., Teodorczyk, A. (2012). Numerical Simulations of a Simultaneous Direct Injection of Liquid And Gaseous Fuels Into a Constant Volume Chamber. Journal of Power Technologies, 92(1), 12–19.
  • Kapusta, Ł. J., Sundell, J. P., & Teodorczyk, A. (2011). Liquid Biofuels-promising energy source for a small scale power plants. Combustion Engines, 3(146), 1–6. full paper


  • 1st-grade award of the Rector of Warsaw University of Technology for the scientific achievements in 2021-2022
  • Scholarship of the Polish Ministry of Science for the outstanding young researchers - read more (in Polish)
  • 1st-grade award of the Rector of Warsaw University of Technology for the scientific achievements in 2019-2020
  • Dean’s award for outstanding achievements in three categories research, didactic and organizational in 2021
  • Three awards for the best papers at Warsaw University of Technology published in 2020 - read more (in Polish)
  • Recognition of the KNOCKY project in the Innovation Radar programme organized by European Commission to highlight the most innovative projects funded from European funds - read more
  • Award of the Polish Section of the Combustion Institute for the best PhD dissertation on combustion-related topic in 2015 - read more
  • Distinction of PhD dissertation by the Board of Faculty of Power and Aeronautical Engineering
  • Best poster awards: VI International Congress on Combustion Engines 2015, Modelling of Multiphase Flows in Thermo-Chemical Systems 2011

Membership in scientific organizations

  • Committee member of the Institute for Liquid Atomization and Spray Systems
  • Polish Section of the Combustion Institute
  • Polish Scientific Society of Combustion Engines
  • Marie Curie Alumni Association


  • AgilePM® Foundation Certificate, certificate number 09836517-01-7SG3
  • PRINCE2 Agile® Practitioner Certificate in Agile Project Management, certificate number GR649014395ŁK
  • PRINCE2® Foundation Certificate in Project Management, certificate number GR656133228ŁK
  • MoR® Practitioner Certificate in Risk Management, certificate number GR640003121ŁK
  • MoR® Foundation Certificate in Risk Management, certificate number GR639006700ŁK
  • Certificate CAPM (Certified Associate in Project Management) issued by Project Management Institute, certificate number 1494575

Theses topis

  • Numerical studies  (AVL FIRE ™ and AVL BOOST™)
    • Mixture preparation (injection, spray formation, evaporation), and combustion in engines (piston, aircraft and rocket)
    • Numerical study on mixing and chemical conversion of urea-water solution in exhaust systems
    • Engine simulations (SI, CI, stationary, automotive and others)
  • Experimental studies
    • Injection and mixing of impinging jets in a model rocket injection system
    • Hypergolic ignition of liquid fuels
    • Experimental analysis of injection of urea-water solution
    • Injection in flash-boiling conditions