Influence of blade number on performance of multistage hydraulic turbine in turbine mode
Energy Science and Engineering, 2022 Compared with the traditional reverse multistage pump as hydraulic turbine, hydraulic turbine in turbine mode (T‐type turbine) with low specific speed has higher single‐stage energy head, which can effectively reduce stages and increase the stability ...
Jinbao Chen, Lihong Zhang
exaly +3 more sources
Effect of cavitation erosion distance on the damage of hydraulic turbine materials [PDF]
Ultrason SonochemCavitation erosion could lead to material loss and structural damage in the flow components of hydraulic machinery, affecting the stable operation and efficiency of the equipment.
Pengbo Wu +4 more
semanticscholar +2 more sources
Influence of rotational speed on performance of low specific speed hydraulic turbine in turbine mode
Advances in Mechanical Engineering, 2022 To study the influence of rotational speed on the performance of hydraulic turbine in turbine mode (T-type turbine), the performance of turbine at different rotational speed was predicted through theoretical analysis, based on the Navier-Stokes equation ...
Yanpin Li +6 more
doaj +2 more sources
Numerical Analysis on the Hydraulic Thrust and Dynamic Response Characteristics of a Turbine Pump
Energies, 2022 Pumps as turbines are widely used in the world, wherein the hydraulic thrust of a turbine pump is one of the key factors affecting the safe and stable operation of a unit.
Linghua Kong +10 more
doaj +2 more sources
A Feasibility Study of Power Generation from Sewage Using a Hollowed Pico-Hydraulic Turbine
Engineering, 2016 This study is concerned with the feasibility of power generation using a pico-hydraulic turbine from sewage flowing in pipes. First, the sewage flow rate at two connection points to the Toyogawa River-Basin Sewerage, Japan, was explored for over a year ...
Tomoko Okayama
exaly +3 more sources
Modeling and Control of a 600 kW Closed Hydraulic Wind Turbine with an Energy Storage System
Applied Sciences (Switzerland), 2018 In this paper, an innovative closed hydraulic wind turbine with an energy storage system is proposed. The hydraulic wind turbine consists of the wind rotor, the variable pump, the hydraulic bladder accumulator, the variable motor, and the synchronous ...
Zengguang Liu
exaly +3 more sources
Study of the internal flow structure of an ultra-small axial flow hydraulic turbine
Renewable Energy, 2019 The ultra-small axial flow hydraulic turbine is a portable, palm-sized hydraulic turbine that can be applied to low head applications. By redesigning the original runner of this turbine using a method which uniformized the axial flow velocity, we ...
Yasuyuki Nishi, Terumi Inagaki
exaly +2 more sources
Energies, 2022 The present paper demonstrates a proof-of-concept by introducing a variable guide vane system in the draft tube of a high-head Francis model turbine. The aim is to examine the hydraulic performance of the turbine while mitigating the pressure pulsations ...
Jesline Joy +2 more
doaj +2 more sources
Performance of Savonius Rotor for Environmentally Friendly Hydraulic Turbine
Journal of Fluid Science and Technology, 2008 The aim of this investigation was to develop an environmentally friendly nano-hydraulic turbine. A model of a two-bucket Savonius type hydraulic turbine was constructed and tested in a water tunnel to arrive at an optimum installation condition.
Shouichiro Iio
exaly +3 more sources
Fault Diagnosis and Prognosis Capabilities for Wind Turbine Hydraulic Pitch Systems: An Overview [PDF]
Mechanical systems and signal processing, 2023 Wind energy is the leading non-hydro renewable technology. Increasing reliability is a key factor in reducing the downtime of high-power wind turbines installed in remote off-shore places, where maintenance is costly and less reactive.
Alessio Dallabona +3 more
semanticscholar +1 more source