WASSERWIRTSCHAFT

Today's topics at the operation of Hydropower plants

• Kommentar

Numerical investigation of added mass and damping effects on a hydrofoil in cavitation tunnel

• Forschung

Pavel Čupr, Pavel Rudolf, Vladimír Habán

Vibrations of flexible bodies submerged in fluid

• Forschung

Michal Havlásek, Tomáš Machů, František Pochylý

Flow phenomena in a model pump turbine at synchronous condenser mode - description of test rig

• Forschung

Anton Maly, Klaus Käfer, Christian Bauer

The growth of a rotary gravity wave in a cylindrical container

• Forschung

Herbert Steinrück, Anton Maly

Performance improvement of a mixed-flow pump by means of multi-objective optimization

• Forschung

Franz Hahn, Julian Unterluggauer, Christian Bauer

Investigation of hydraulic losses in a centrifugal pump with low specific speed

• Technik

Fabian Hankeln, Stefan Riedelbauch

In situ investigations and failure analysis of the rainwater pumps installed in a wastewater treatment plant

• Praxis

Sebastian Muntean, Liviu Marşavina, Alexandru Hedeş, Liviu Eugen Anton, Ilie Vlaicu

Fatigue analysis of Francis Turbines with different specific speeds using site measurements

• Praxis

Julian Unterluggauer, Markus Eichhorn, Eduard Doujak

Fatigue analysis of a medium head Francis Runner at low-load operation using numerical investigations

• Praxis

Markus Eichhorn, Lukas Waldner, Christian Bauer

On-board measurements at a 100 MW high-head Francis turbine

• Praxis

Maximilian Titzschkau, Vlad Hasmatuchi, Jean Decaix, Cécile Münch-Alligné

Fatigue analysis of a prototype Francis turbine based on strain gauge measurements

• Praxis

Julian Unterluggauer, Eduard Doujak, Christian Bauer

Surge Tank Design for Storage-Tunnels

• Praxis

Wolfgang Richter, Helmut Knoblauch, Gerald Zenz

3D numerical flow analysis of the non-uniformity induced by a reshaped geometry of the symmetrical suction elbow

• Praxis

Daniel Calin Moș, Sebastian Muntean, Liviu Eugen Anton

Hydraulics of the Tail Race Surge Tank of Gouvães Pumped-Storage Hydropower

• Praxis

Wolfgang Richter, Gerald Zenz, Christophe Nicolet, Christian Landry Juan Carlos, Vera Rodríguez, Luis de la Torre Abietar

Auto-oscillation - basic considerations and protection system for the Waldeck Hydro Group

• Praxis

Pablo Llosa, Jörg Lingelbach

Experimental investigation of transient pressure effects in the side chambers of a reversible pump turbine model

• Praxis

Anton Maly, Markus Eichhorn, Christian Bauer

An industrial micro grid powered by a Pelton unit

• Praxis

Johann Hell, Wolfgang Hofbauer, Serdar Kadam, Wolfgang Michler

Best practice grid restoration with hydropower plants

• Praxis

Stefan Polster, Robert Schürhuber, Herwig Renner, Leopold Ruppert, Robert Schmaranz, Christian Rupp, Christian Tengg

Investigation of the control behaviour of hydropower plants in island mode during grid restoration

• Praxis

Volker Brost, Stefan Riedelbauch

Improvement in the stability of S-shaped characteristics by using misaligned guide vanes

• Praxis

Markus Lenarcic, Christian Bauer, Martin Giese, Alexander Jung

Analysis of a full load operating point of a propeller turbine using scale-resolving turbulence models

• Praxis

Bernd Junginger, Stefan Riedelbauch