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A review on fatigue damage mechanism in hydro turbines
X Liu, Y Luo, Z Wang - Renewable and Sustainable Energy Reviews, 2016 - Elsevier
Well knowing a good-running hydraulic turbine has important operational and financial
benefits to those who operate a plant. Fatigue damage is the most fundamental failure type …
benefits to those who operate a plant. Fatigue damage is the most fundamental failure type …
Investigation methods for analysis of transient phenomena concerning design and operation of hydraulic-machine systems—A review
Over the past decade, the use of conventional one-dimensional numerical-simulation
methods has been demonstrated to be inadequate in terms of their usefulness in …
methods has been demonstrated to be inadequate in terms of their usefulness in …
Unsteady pressure measurements on the runner of a Kaplan turbine during load acceptance and load rejection
The paper addresses unsteady pressure measurements on the blades and stationary parts
of a Kaplan turbine model (Porjus U9) during load variation. The turbine was studied in …
of a Kaplan turbine model (Porjus U9) during load variation. The turbine was studied in …
Experimental investigation of the hydraulic loads on the runner of a Kaplan turbine model and the corresponding prototype
This paper reports on unsteady pressure measurements on the runner blades of a Kaplan
turbine model as well as torque and radial load bearing measurements on the …
turbine model as well as torque and radial load bearing measurements on the …
Experimental and numerical investigations on the origins of rotating stall in a propeller turbine runner operating in no-load conditions
Hydraulic turbines are more frequently used for power regulation and thus spend more time
providing spinning reserve for electrical grids. Spinning reserve requires the turbine to …
providing spinning reserve for electrical grids. Spinning reserve requires the turbine to …
Experimental investigation of a model bulb turbine under steady state and load rejection process
With the advantages of large flow capacity, low head, and high efficiency, the tubular turbine
can well meet the demand for renewable resources. To obtain its synthetic characteristics in …
can well meet the demand for renewable resources. To obtain its synthetic characteristics in …
[HTML][HTML] Numerical simulation of the flow in a Kaplan turbine model during transient operation from the best efficiency point to part load
The aim of this study is to develop a reliable numerical model that provides additional
information to experimental measurements and contributes to a better exploitation of …
information to experimental measurements and contributes to a better exploitation of …
Experimental investigation on the effect of axial gap on performance and unsteady pressure pulsations of low head axial flow hydraulic turbine
The stable operation of axial flow turbines (AFTs) in the energy conversion process directly
affects their safety and performance. Because of its unstable pressure features, a dynamic …
affects their safety and performance. Because of its unstable pressure features, a dynamic …
Dynamics of the cavitation precessing vortex rope for Francis turbines at part load operating conditions
AT Favrel - 2016 - infoscience.epfl.ch
In 2012, hydraulic powerplants provided approximately 16% of the total worldwide electricity
production, whereas the share of the other New Renewable Energy (NRE) sources …
production, whereas the share of the other New Renewable Energy (NRE) sources …
A numerical study of Francis turbine operation at no-load condition
This paper presents a numerical methodology to study Francis turbines at no-load condition,
an important operating condition regarding static and dynamic stresses. The proposed …
an important operating condition regarding static and dynamic stresses. The proposed …