Advanced high‐precision methodology for assessing sediment erosion in Pelton turbine buckets
Energy Science & EngineeringDeveloping highly accurate sediment erosion testing methods for Pelton turbine overflow components is challenging due to their irregularly curved surfaces.
Bei Qin +8 more
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Numerical simulation of multiphase flow and prediction of sediment wear in a large Pelton turbine
Energy Science & EngineeringThe problem of sediment wear presents a significant challenge for hydraulic turbines operating in sediment‐rich rivers, particularly for high‐head Pelton turbines.
Mengjun Qin +8 more
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Effect of sediment erosion on pressure pulsations in a large Pelton turbine
Energy Science & EngineeringPelton turbines functioning in sandy river environments often encounter difficulties due to the swift movement of sediment particles, leading to erosion and damage to overflow components.
Bing Yao +8 more
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Numerical Investigation of Nozzle Jet Flow in a Pelton Microturbine
Machines, 2021 The characterization of flow through Pelton hydro turbines allows the optimization of their operation and maximization of energy performance. The flow in the injector of Pelton turbines and in the free jet area (the area from the injector outlet surface ...
Dorian Nedelcu +2 more
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Calculation of sand–water flow and experimental study of sediment erosion in injector of Pelton turbine [PDF]
International Journal of Fluid EngineeringWith the rapid development of high-head hydraulic resources in the southwest of China, the problem of sediment erosion of large Pelton turbines has attracted increasing attention.
Jitao Liu +9 more
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Performance analysis of Pelton turbine under different operating conditions: An experimental study
Ain Shams Engineering Journal, 2022 In this article, an experimental work has been carried out to examine the effect of varying operating conditions on performance of Pelton turbine. The experiments have been performed for various nozzle jet diameters (d), volume flowrate (Q) and pressure ...
Omar Rafae Alomar +3 more
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Fluid-dynamic Simulations for Assessment of Dimensioning Methodologies of Pelton Turbine Buckets Considering the Initial Torque Overcoming [PDF]
Journal of Applied and Computational Mechanics, 2023 The growing demand for energy resources highlights the need to optimize traditional energy transformation systems. Pelton-type turbines, which are extensively used in micro-generation systems, can be designed using different methodologies, however, no ...
Jorge Mario Ceballos Zuluaga +3 more
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A reference Pelton turbine design
IOP Conference Series: Earth and Environmental Science, 2012 The designs of hydraulic turbines are usually close kept corporation secrets. Therefore, the possibility of innovation and co-operation between different academic institutions regarding a specific turbine geometry is difficult. A Ph.D.-project at the Waterpower Laboratory, NTNU, aim to design several model Pelton turbines where all measurements ...
B W Solemslie, O G Dahlhaug
openaire +1 more source
Comparative Performance Evaluation of Pelton Wheel and Cross Flow Turbines for Power Generation
European Mechanical Science, 2019 Theperformance of two micro hydro power turbines (Pelton Wheel and Cross FlowTurbines) were evaluated at the University of Ilorin (UNILORIN) dam. The Damhas a net head of 4 m, flow rate of 0.017m3 and theoreticalhydropower energy of 668W.
Joshua Olaoye, Oyetayo Oyebode
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Parametric Investigation of Pelton Turbine Injector under Hydro-abrasive Erosion Conditions [PDF]
Journal of Applied Fluid Mechanics, 2023 In high-head Pelton turbines, the injector faces severe erosion due to suspended sediment leading to a reduction in turbine efficiency and higher maintenance costs.
N. Shrivastava, A. K. Rai
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