Dynamic state estimation in power system by applying the extended Kalman filter with unknown inputs to phasor measurements

E Ghahremani, I Kamwa - IEEE Transactions on Power …, 2011 - ieeexplore.ieee.org
Availability of the synchronous machine angle and speed variables give us an accurate
picture of the overall condition of power networks leading therefore to an improved …

Local and wide-area PMU-based decentralized dynamic state estimation in multi-machine power systems

E Ghahremani, I Kamwa - IEEE Transactions on Power …, 2015 - ieeexplore.ieee.org
Accurate measurement of the rotor angle and speed of synchronous generators is
instrumental in developing powerful local or wide-area control and monitoring systems to …

Online state estimation of a synchronous generator using unscented Kalman filter from phasor measurements units

E Ghahremani, I Kamwa - IEEE Transactions on Energy …, 2011 - ieeexplore.ieee.org
The most important reference quantities for monitoring and controlling transient stability in
real time are the rotor angle and speed of the synchronous generators. If these quantities …

Centralized dynamic state estimation using a federation of extended Kalman filters with intermittent PMU data from generator terminals

A Paul, I Kamwa, G Joos - IEEE Transactions on Power …, 2018 - ieeexplore.ieee.org
An improved dynamic state estimation scheme that performs estimation for the full plant
(states of a generator, exciter field voltage, and governor mechanical torque) using …

Nonlinear observer for autonomous switching systems with jumps

M Djemai, N Manamanni, JP Barbot - Hybrid Dynamical Systems …, 2015 - Springer
This work deals with nonlinear observer synthesis for a particular class of hybrid dynamic
systems (HDS): autonomous switching systems with jumps. The jumps can result from the …

Exact differentiation and sliding mode observers for switched Lagrangian systems

H Saadaoui, N Manamanni, M Djemai… - … : Theory, Methods & …, 2006 - Elsevier
The main topic of this paper is the problem of constructing observers for switched
mechanical systems, which includes, as a specific case, the design of observers based on …

State estimation for high-dimensional chemical processes

AK Singh, J Hahn - Computers & chemical engineering, 2005 - Elsevier
The application of conventional observer designs for high-dimensional systems may not
always be practical due to high computational requirements or the resulting observers being …

Simultaneous state and input estimation of a synchronous machine using the Extended Kalman Filter with unknown inputs

E Ghahremani, I Kamwa - 2011 IEEE International Electric …, 2011 - ieeexplore.ieee.org
The states of a synchronous machines, specially the rotor angle and rotor speed variables,
are the important reference quantities in the wide area control of power system. Therefore …

Sliding mode observer for triangular input hybrid system

M DJEMAI, N MANAMANNI, JP BARBOT - IFAC Proceedings Volumes, 2005 - Elsevier
In this paper a methodology to design an observer for a class of hybrid nonlinear systems
with no continuous state reset is proposed. By using hybrid systems techniques for …

Dynamic state estimation of full power plant model from terminal phasor measurements

A Paul, G Joos, I Kamwa - 2018 IEEE/PES Transmission and …, 2018 - ieeexplore.ieee.org
An improved dynamic state estimation (DSE) scheme is presented in this paper that
estimates the states of generator as well as exciter field voltage and output mechanical …