Fluid-structure interactions in Francis turbines: A perspective review
C Trivedi, MJ Cervantes - Renewable and Sustainable Energy Reviews, 2017 - Elsevier
Competitive electricity prices and reduced profit margins have forced hydraulic turbines to
operate under critical conditions. The demand for extended operating ranges and the high …
operate under critical conditions. The demand for extended operating ranges and the high …
Fatigue life estimation of Francis turbines based on experimental strain measurements: Review of the actual data and future trends
A Presas, Y Luo, Z Wang, B Guo - Renewable and Sustainable Energy …, 2019 - Elsevier
Due to the massive entrance of new renewable energies such as wind or solar, hydraulic
turbines have to work far from its designed point and withstanding multiple transients, such …
turbines have to work far from its designed point and withstanding multiple transients, such …
A review on fluid structure interaction in hydraulic turbines: A focus on hydrodynamic damping
C Trivedi - Engineering Failure Analysis, 2017 - Elsevier
Hydraulic turbines include stationary and rotating components. The interaction of the
components, mainly between the runner blades and distributor vanes, is critical when the …
components, mainly between the runner blades and distributor vanes, is critical when the …
Influence of rotation on the modal characteristics of a bulb turbine unit rotor
Bulb turbine units are one of the most installed turbines in run-of river projects with relatively
low head. In order to enlarge the useful life of these turbines and avoid fatigue problems and …
low head. In order to enlarge the useful life of these turbines and avoid fatigue problems and …
[HTML][HTML] Accurate determination of the frequency response function of submerged and confined structures by using PZT-patches
To accurately determine the dynamic response of a structure is of relevant interest in many
engineering applications. Particularly, it is of paramount importance to determine the …
engineering applications. Particularly, it is of paramount importance to determine the …
[HTML][HTML] A review of PZT patches applications in submerged systems
Submerged systems are found in many engineering, biological, and medicinal applications.
For such systems, due to the particular environmental conditions and working medium, the …
For such systems, due to the particular environmental conditions and working medium, the …
Dynamic analysis of a pumped-storage hydropower plant with random power load
This paper analyzes the dynamic response of a pumped-storage hydropower plant in
generating mode. Considering the elastic water column effects in the penstock, a linearized …
generating mode. Considering the elastic water column effects in the penstock, a linearized …
Characteristics and factors of mode families of axial turbine runner
X Xia, H Luo, S Li, F Wang, L Zhou, Z Wang - International Journal of …, 2023 - Elsevier
Axial turbines are widely used in hydropower systems. Owing to the complex hydraulic
excitation force during operation, its flow-passing components, particularly the runner, are …
excitation force during operation, its flow-passing components, particularly the runner, are …
[HTML][HTML] Extension of operating range in pump-turbines. influence of head and load
Due to the increasing share of new renewable energies like wind and solar in the
generation of electricity the need for power regulation and energy storage is becoming of …
generation of electricity the need for power regulation and energy storage is becoming of …
[HTML][HTML] Feasibility of detecting natural frequencies of hydraulic turbines while in operation, using strain gauges
Nowadays, hydropower plays an essential role in the energy market. Due to their fast
response and regulation capacity, hydraulic turbines operate at off-design conditions with a …
response and regulation capacity, hydraulic turbines operate at off-design conditions with a …