Search Results - "Obretenov, Valentin" :: K.UTB vyhledávací portál

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Research and Design of Cross Flow Water Turbines for Small HPP

by Obretenov, Valentin, Tsalov, Tsvetan
Published in E3S Web of Conferences (2021)

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Investigations of a vertical axis wind turbine with frontal cylindrical guide vane unit

by Obretenov, Valentin, Iliev, Rossen
Published in E3S Web of Conferences (2021)

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A Study of a Darrieus Vertical Axis Wind Turbine with a guiding nozzle

by Obretenov, Valentin, Tliev, Rossen
Published in E3S Web of Conferences (01.01.2020)

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Determination of The Optimal Parameters of a Vertical Axis Wind Turbine with Cylindrical Guide Vane Unit

by Obretenov, Valentin, Iliev, Rossen
Published in 2021 6th International Symposium on Environment-Friendly Energies and Applications (EFEA) (24.03.2021)

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Conference Proceeding

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Determining The Optimal Parameters of Vertical Axis Wind Turbine with an Inner Cylinder

by Obretenov, Valentin, Iliev, Rossen, Tsalov, Tsvetan
Published in 2021 6th International Symposium on Environment-Friendly Energies and Applications (EFEA) (24.03.2021)

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Conference Proceeding

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Concept and Physical Prototyping of Micro Hydropower System Using Vertical Crossflow Turbine

by Todorov, Georgi, Obretenov, Valentin, Kamberov, Konstantin, Ivanov, Tsvetozar, Tsalov, Tsvetan, Zlatev, Blagovest
Published in 2021 6th International Symposium on Environment-Friendly Energies and Applications (EFEA) (24.03.2021)

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Conference Proceeding