Unogwu, Daniel Ogbu

A Design and Mathematical Modeling of the Novel L(LCL)₃ Hybrid Low-Pass Filter for Power Grid-Connected Solar PV Systems

Unogwu, Daniel Ogbu, Samson Dauda Yusuf & Abdulmumini Zubairu Loko · Asian Journal of Advanced Research and Reports · 2026

In the face of depleting natural resources, the efficient use of available energy sources is becoming increasingly important in reducing operational costs while satisfying ever-tighter pollution regulations. This paper presents the complete mathematical design framework and compo...

Open access Research Article 10.9734/ajarr/2026/v20i71400

Comparative Performance Analysis of LCL, LLCL, L(LCL)₂ and L(LCL)₃ Filter Topologies for High-power Grid-connected Solar PV Inverters

Samson Dauda Yusuf, Unogwu, Daniel Ogbu & Abdulmumini Zubairu Loko · Journal of Engineering Research and Reports · 2026

Advanced passive filter topologies are increasingly required in modern high-power grid-connected solar PV systems to ensure compliance with stringent harmonic and power quality standards. Conventional LCL-based filters often face limitations in multi-frequency harmonic attenuatio...

Open access Research Article 10.9734/jerr/2026/v28i61928