Results 11 to 20 of about 2,574 (142)

PENGARUH SUDUT KEMIRINGAN TERHADAP PUTARAN DAN DAYA HIDROLISIS PADA TURBIN ARCHIMEDES SCREW PORTABLE

open access: yesRekayasa Mesin, 2022
Picohydro Power Plant  is one of the renewable energy sources which utilizes water or irrigation channels with a small head and flow rate. Many factors can affect the hydrolysis power and also the power on the rotation of the screw turbine, one of which ...
Gunawan Rudi Cahyono   +3 more
doaj   +1 more source

Modeling and Control of a 600 kW Closed Hydraulic Wind Turbine with an Energy Storage System

open access: yesApplied Sciences, 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 ...
Liejiang Wei   +4 more
doaj   +1 more source

Numerical Investigation on the Flow-Induced Vibration Characteristics of Fire Turbopump with the Turbine-Pump Structure

open access: yesApplied Sciences, 2022
The vibration characteristics induced by radial hydraulic force on the fire turbopump have been investigated by numerical simulations in this paper. The numerical model was validated with corresponding experimental measurements.
Ye Yuan, Rong Jin, Lingdi Tang
doaj   +1 more source

Comparative Numerical Study of Conventional and Hydraulic Wells Turbine for Ocean-Wave Energy Conversion [PDF]

open access: yesBIO Web of Conferences
The Wells turbine is an ocean wave energy converter that has been implemented in several countries around the world. The hysteresis phenomenon, which causes a torque reduction when the rotor acquires air flow acceleration, is one of the Wells turbine's ...
Gunawan Zharfan Ghafara, Sutardi
doaj   +1 more source

Hydraulic Turbine Modelling Including a Fuzzy Model of Efficiency

open access: yesActa Electrotechnica et Informatica, 2023
The hydraulic turbine is considered as a heart of the hydropower plant because of its important function in the whole process of electrical energy production. Turbine´s efficiency calculation is analytically demanding and dependent on parameters that are
Perduková Daniela   +2 more
doaj   +1 more source

Study on Turbine Performance Driven by Power Guide Shoe Based on Response Surface Method

open access: yesShiyou jixie, 2022
In order to analyze the influence of turbine working parameters and structure parameters on turbine hydraulic efficiency and maximum equivalent stress,with the hydraulic driven turbine guide shoe as the study object,the fluid-solid interaction between ...
Luo Guangfu   +3 more
doaj  

Theoretical Justification of Low-Head Hydraulic Unit

open access: yesНаука и техника, 2003
The purpose of the present work is to justify the design of a low-head hydraulic turbine whose efficiency is by 10... 15 % higher than the efficiency of a water wheel.Theoretical investigations in respect of counteraction to torque of an impeller blade ...
V. K. Nedbalsky   +4 more
doaj   +1 more source

Numerical investigation on the blade load distribution in a pump as turbine

open access: yesFrontiers in Energy Research, 2023
Pump as turbine plays an important role in modern industrial process. One of the major goals of turbine design and optimization is to maximize its efficiency. Therefore, it is of great importance to connect force with work in the analysis process. In the
Xiaobang Bai   +5 more
doaj   +1 more source

Development and industrial tests of the first LNG hydraulic turbine system in China

open access: yesNatural Gas Industry B, 2016
The cryogenic hydraulic turbine can be used to replace the conventional J–T valve for LNG or mixed refrigerant throttling and depressurization in a natural gas liquefaction plant.
Jie Chen   +4 more
doaj   +1 more source

Stability comparison of different controllers for hydraulic turbine fractional order interval parameter time-delay system

open access: yesSystems Science & Control Engineering, 2023
This paper studies the stability comparison of four controllers for a hydraulic turbine fractional order interval parameter time-delay system. Considering the terms of parameter uncertainty and time-lag, the hydraulic turbine fractional order interval ...
Tian Tian, Jinhua Lv, Jian Tang
doaj   +1 more source

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