نتایج جستجو برای: penstock

تعداد نتایج: 110  

Journal: :IOP Conference Series: Materials Science and Engineering 2017

Journal: :Journal of the Japan Society of Colour Material 1979

Journal: :IOP conference series 2021

Abstract Micro-hydropower plants have become one of the alternative solutions to meet electricity needs people in remote villages that public company has not reached. However, performance a micro-hydro system be continuously developed. This research aims improve by examining effect slope penstock on increase electrical power. The is varied with diverse angles, namely θ = 50 °, 60 70 80 and 90 °...

2009
Kaveh Madani Jay R. Lund

[1] This paper presents a novel approach for modeling high-elevation hydropower systems. Conservation of energy and energy flows (rather than water volume or mass flows) is used as the basis for modeling more than 135 high-elevation high-head hydropower sites throughout California. The unusual energy basis for reservoir modeling allows for development of hydropower operations models for a large...

2017
Yoshihiko Takano Eduard Egusquiza David Valentín Alexandre Presas Carme Valero

Experimental tests in prototype are necessary to understand the dynamic behaviour of the machine during different operating points. Hydraulic phenomena as well as its effect on the structure need to be studied in order to avoid instabilities during operation and to extend the lifetime of the different components. For this purpose, a complete experimental study of a large Francis turbine prototy...

Journal: :Eng. Appl. of AI 2007
Nand Kishor S. P. Singh A. S. Raghuvanshi

In this paper, the hydro power plant model (with penstock-wall elasticity and compressible water column effect) is simulated at random load disturbance variation with output as turbine speed for random gate position as input. The multilayer perceptron neural network (i.e. NNARX) and fused neural network and fuzzy inference system (i.e. ANFIS) for identification of turbine speed as output variab...

Journal: :Proceedings of the Japan Society of Civil Engineers 1977

Journal: :International Journal of Engineering and Technology 2015

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