Details Details PDF BIBTEX RIS Title Analysis of a novel vertical axis twin-rotor wind turbine performance in an urban environment Journal title Bulletin of the Polish Academy of Sciences Technical Sciences Yearbook 2025 Volume 73 Issue 6 Authors Sachar, Shivangi ; Doerffer, Piotr ; Flaszyński, Paweł ; Doerffer, Krzysztof ; Grzelak, Joanna ; Reiter, Andrzej Affiliation Sachar, Shivangi : Institute of Fluid-Flow Machinery, Polish Academy of Sciences, Gdansk, Poland ; Doerffer, Piotr : Institute of Fluid-Flow Machinery, Polish Academy of Sciences, Gdansk, Poland ; Flaszyński, Paweł : Institute of Fluid-Flow Machinery, Polish Academy of Sciences, Gdansk, Poland ; Doerffer, Krzysztof : Faculty of Mechanical Engineering and Ship Technology, Gdansk University of Technology, Gda ´ nsk, Poland ; Grzelak, Joanna : Faculty of Mechanical Engineering and Ship Technology, Gdansk University of Technology, Gda ´ nsk, Poland ; Reiter, Andrzej : Electronic Services Company, Gdansk, Poland Keywords wind energy ; vertcal axix wind turbine ; Savonius rotor ; twin-rotor wind turbine Divisions of PAS Nauki Techniczne Coverage e155039 Date 11.09.2025 Type article Identifier DOI: 10.24425/bpasts.2025.155039