Results 11 to 20 of about 53,698 (266)

The Design Method of Axial Flow Runners Focusing on Axial Flow Velocity Uniformization and Its Application to an Ultra-Small Axial Flow Hydraulic Turbine

open access: yesInternational Journal of Rotating Machinery, 2016
We proposed a portable and ultra-small axial flow hydraulic turbine that can generate electric power comparatively easily using the low head of open channels such as existing pipe conduits or small rivers.
Yasuyuki Nishi   +3 more
doaj   +1 more source

An Axial Hydro-Kinetic Turbine for Optimum Power Extraction Using Tidal Dams [PDF]

open access: yesIranica Journal of Energy and Environment, 2018
The present paper describes analytical optimization and numerical simulation of a modern hydro-kinetic turbine. It was a tidal turbine with twin elliptic-rotors. The turbines were installed within the twin ducts inside of a tidal dam.
A. Zahedi Nejad, P. Zahedi Nejad
doaj   +1 more source

Gasdynamic and strength improvement of the axial flow turbine of a helicopter gas turbine engine

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2022
The article presents the results of the development of proposals to increase the safety margin of the blades and the efficiency of a single-stage axial flow turbine compressor of a small-sized turbo-shaft engine being modernized with the use of ...
E. S. Goriachkin   +5 more
doaj   +1 more source

Design and Performance Evaluation of an Axial Inflow Turbocharger Turbine

open access: yesEnergies, 2018
This paper is focussed on the development of an axial inflow turbocharger turbine as a viable alternative to a baseline radial turbine for certain applications.
Anna Minasyan   +2 more
doaj   +1 more source

CFD Simulation and Optimization of Very Low Head Axial Flow Turbine Runner

open access: yesInternational Journal of Renewable Energy Development, 2015
The main objective of this work is Computational Fluid Dynamics (CFD) modelling, simulation and optimization of very low head axial flow turbine runner  to be used to drive  a centrifugal pump of turbine-driven pump. The ultimate goal of the optimization
Yohannis Mitiku Tobo   +2 more
doaj   +1 more source

Designing and updating the flow part of axial and radial-axial turbines through mathematical modeling

open access: yesOpen Engineering, 2015
The paper describes an algorithm for the design of axial and radial-axial type turbines. The algorithm is based on using mathematical models of various levels of complexity – from 1D to 3D.
Rusanov Andrey   +2 more
doaj   +1 more source

Enhancing Wind Farm Performance through Axial Induction and Tilt Control: Insights from Wind Tunnel Experiments

open access: yesEnergies, 2023
Static axial induction control and tilt control are two strategies that have the potential to increase power production in wind farms, mitigating wake effects and increasing the available power for downstream turbines.
Guillem Armengol Barcos   +1 more
doaj   +1 more source

Axial Gap Studies on the Flow Behavior and Performance of a Counter Rotating Turbine

open access: yesJournal of Applied Fluid Mechanics, 2020
A Counter Rotating Turbine (CRT) is an axial flow turbine with a nozzle followed by two rotors that rotate in the opposite direction of each other. Axial gap is an important parameter that affects the performance of turbine stage.
R. Subbarao, M. Govardhan
doaj  

Hydraulic Optimization of Two-Way Counter-rotating Axial Flow Pump Turbine

open access: yesFrontiers in Energy Research, 2020
The two-way counter-rotation technology is mainly applied to the tidal power station. In this paper, the hydrodynamic optimization of the two-way counter-rotating axial-flow pump turbine is carried out.
Wang Xiuli   +6 more
doaj   +1 more source

Axial Flow Contra-Rotating Turbines [PDF]

open access: yesVolume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, 1985
Two types of contra-rotating stages are considered; the first uses guide vanes and the second is vaneless. The wheels of the first type use bladings which are mirror images of each other and they operate with inlet and outlet swirl. The second type uses dissimilar bladings in each of the two wheels with axial inlet velocity to the first wheel and axial
openaire   +1 more source

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