Increased energy demands due to rapid industrialization, environmental concerns with fossil
fuel–based generation, diminishing fossil energy resources, transmission network …

In order to reduce size and cost, high-order passive filters are generally preferred in power
converters to cancel out high-frequency harmonics caused by pulsewidth modulation …

A 1270 Hz resonance occurred between±350 kV/1000 MW Luxi back-to-back voltage
source converter based high-voltage dc transmission (VSC-HVDC) converter and the 525 …

Passive dam** is the most adopted method to guarantee the stability of LCL-filter-based
grid converters. The method is simple and, if the switching and sampling frequencies are …

The injected grid current regulator and active dam** of the LCL filter are essential to the
control of LCL-type grid-connected inverters. Generally speaking, the current regulator …

Multimegawatt wind-turbine systems, often organized in a wind park, are the backbone of
the power generation based on renewable-energy systems. This paper reviews the most …

Pulsewidth modulation (PWM) voltage source converters are becoming a popular interface
to the power grid for many applications. Hence, issues related to the reduction of PWM …

A higher order passive power filter (LLCL filter) for the grid-tied inverter is becoming
attractive for industrial applications due to the possibility to reduce the cost of the copper and …

Harmonic stability problems caused by the resonance of high-order filters in power
electronic systems are ever increasing. The use of passive dam** does provide a robust …

This paper describes the design procedure and performance of an LCL grid filter for a
medium-voltage neutral-point clamped converter to be adopted for a multimegawatt (multi …