Accurate estimation of system frequency in real time is a prerequisite for the future smart
grid, where the generation, loading, and topology will all be dynamically updated. In this …

ABSTRACT A Power quality problem is an occurrence manifested as a nonstandard voltage,
current or frequency that results in a failure or a mis-operation of end user equipments. Utility …

The aim of this paper is to perform a probabilistic risk assessment of power quality variations
and events that may arise due to high photovoltaic distributed generation (PVDG) integration …

Voltage sag can cause hours of downtime, substantial loss of product and also can attribute
to malfunctions, instabilities and shorter lifetime of the load. Accurate voltage sag source …

In order to reduce the influence of monitoring blind area caused by the uncertainty of fault
resistance on voltage sag source location in transmission line short-circuit fault, a voltage …

Accurate detection of the system parameters in unbalanced three-phase power systems is a
prerequisite for the optimal operation and control of future smart grids. However, theoretical …

This article presents a novel fault-location method for unbalanced distribution networks in
the presence of distributed generations. By utilizing the linear least square method, the …

A class of fundamental frequency estimation algorithms for unbalanced three-phase power
systems is proposed. This is achieved in the complex domain by establishing and exploiting …

Fulfilling the new grid codes constitutes one of the main challenges for the wind power
industry, that is specially concerned about the new fault-ride-through requirements …

Voltage sag is considered as one of the most common power quality problems causing
sensitive equipment to malfunction and many industrial process interruptions. Complains …