Auteur Nicolet, Christophe
Documents disponibles écrits par cet auteur (4)
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Article : texte imprimé
Jorge Arpe, Auteur ; Nicolet, Christophe, Auteur ; François Avellan, Auteur |The complex three-dimensional unsteady flow developing in the draft tube of a Francis turbine is responsible for pressure fluctuations, which could prevent the whole hydropower plant from operating safely. Indeed, the Francis draft tube is subje[...]
Article : texte imprimé
Pannatier, Yves, Auteur ; Kawkabani, Basile, Auteur ; Nicolet, Christophe, Auteur |This paper presents the modeling, simulation, and analysis of the dynamic behavior of a fictitious 2 × 320 MW variable-speed pump-turbine power plant, including a hydraulic system, electrical equipment, rotating inertias, and control systems. Th[...]
Article : texte imprimé
Changkun Chen, Auteur ; Nicolet, Christophe, Auteur ; Koichi Yonezawa, Auteur |One-dimensional stability analysis of a hydraulic system composed of a penstock, a runner, and a draft tube was carried out to determine the cause of the full load draft tube surge. It is assumed that the cavity volume at the runner exit is a fu[...]
Article : texte imprimé
Nicolet, Christophe, Auteur ; Sébastien Alligne, Auteur ; Bergant, Anton, Auteur |The paper presents the modelling, simulation and analysis of the transient behaviour of a 340 MW pump-turbine in case of emergency shutdown in generation mode with particular attention to the possible draft tube water column separation. First, t[...]
