Method for assessing the theoretical characteristics of small axial hydraulic turbines di D. V. Mylkin, A. V. Volkov, B. M. Orakhelashvili, A. A. Druzhinin, V. Yu. Lyapin

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Measurement and optimization of inductive elements in control systems of combined heat and power supply based on renewable energy sources di A. V. Volkov, A. M. Dobrenko, N. A. Drobnitskiy, A. A. Druzhinin, D. V. Mylkin, M. O. Sheykin

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Improving the Efficiency of Submersible Multistage Pumps Based on the Hydrophobization of the Flow Part Surfaces di G. A. Kromm, N. A. Drobnitsky, A. V. Volkov, A. A. Druzhinin, V. Y. Lyapin, A. V. Trulev, I. V. Kachanov, G. M. Brovka

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