Traditionally, inertia in power systems has been determined by considering all the rotating
masses directly connected to the grid. During the last decade, the integration of renewable …

The utilization of power electronic inverters in power grids has increased tremendously,
along with advancements in renewable energy sources. The usage of power electronic …

Due to the prolific integration of Renewable Energy Sources (RES) worldwide, power
system dynamics have been altered extensively. Conventionally, the rotating mass of the …

Decrease of rotational mass in modern power systems is a common experience of system
operators around the world. The increasing penetration of variable renewable energy …

The worldwide motivation to use renewable energy sources and power electronics
interfaced electric drive loads has not only reduced the power system inertia constant but …

Accurate inertia estimates and forecasts are crucial to support the system operation in future
low-inertia power systems. A large literature on inertia estimation methods is available. This …

This paper presents an improved method to estimate the available inertia in an islanded AC
microgrid. Inertia estimation is carried out based on measured frequency response for any …

Nowadays, power system inertia is changing as a consequence of replacing conventional
units by renewable energy sources, mainly wind and photovoltaic power plants. This fact …

This paper proposes a comprehensive method to estimate non-synchronous inertia in an AC
microgrid system by analyzing measured frequency transients. Non-synchronous inertia …

High penetration of power electronic interfaced generation, like wind power, has an
essential impact on the inertia of the interconnected power system. It can pose a significant …