Publications by Alexander Schwery

Highly Flexible Indirect Modular Multilevel Converter for High Power Pumped Hydro Storage Plants

Drazen Dujic, Miodrag Basic, Alexander Schwery

2020

Modeling and control of large salient-pole synchronous hydro generators and stability issues in isolated production mode

Basile Kawkabani, Christophe Nicolet, Alexander Schwery

This paper presents the modeling, simulation and analysis of the dynamic behavior of a hydroelectric power plant of 2x343 MVA including hydraulic system, electrical installations, rotating inertias and control systems. First, the modeling of the electrical ...

Ieee2013

Stability study of a mixed islanded power network

François Avellan, Basile Kawkabani, Jean-Jacques Simond, Alexander Schwery

This paper presents the modeling, simulation and analysis of the dynamic behavior of a mixed power network of 2.78 GW including hydro, thermal and wind power plants. The modeling of each power plant is described. The set of parameters of the turbine speed ...

2010

Investigation of control strategies for variable speed pump-turbine units by using a simplified model of the converters

Jean-Jacques Simond, Philippe Allenbach, Basile Kawkabani, Yves Pannatier, Alexander Schwery

Institute of Electrical and Electronics Engineers2010

Dynamical behaviour comparison between variable speed and synchronous machines with PSS

François Avellan, Jean-Jacques Simond, Basile Kawkabani, Alexander Schwery

2010

Benefits of Variable Speed Pumped storage Units in Mixed Islanded Power Network during Transient Operation

François Avellan, Jean-Jacques Simond, Basile Kawkabani, Yves Pannatier, Alexander Schwery

2009

Transient Behavior of variable speed pump-turbine units

François Avellan, Jean-Jacques Simond, Basile Kawkabani, Christophe Nicolet, Yves Pannatier, Alexander Schwery

This paper presents the modeling, simulation and analysis of the dynamic behavior of a fictitious 2x320 MW variable speed pump-turbine power plant including hydraulic system, electrical installations, rotating inertias and control systems. First, the model ...

International Association For Hydraulic Research2008

Double trouble

Jean-Jacques Simond, André Hodder, Alexander Schwery

This article presents the modeling, simulation, and practical application of a double-fed asynchronous motor-generator for pumped-storage plants equipped with a three-level VSI cascade. The problem of DC unbalance control is studied in this particular appl ...

2008

Transient Behavior of Variable Speed Pump-Turbine Units

François Avellan, Jean-Jacques Simond, Basile Kawkabani, Christophe Nicolet, Yves Pannatier, Alexander Schwery

2008

Large low-speed hydro-generators-unbalanced magnetic pulls and additional damper losses in eccentricity conditions

Jean-Jacques Simond, Mai Tu Xuan, Stefan Keller, Alexander Schwery

2007