Optimizing Ghana's Irrigation Systems with Variable Frequency Drives (VFDs): Advanced Motor Control for Sustainable Agricultural Development

Optimizing Ghana's Irrigation Systems with Variable Frequency Drives (VFDs): Advanced Motor Control for Sustainable Agricultural Development

Engineering

Francis Amegbor

2025

Dr Oleh Kiselychnyk

Ghana possesses over 1.9 million hectares of irrigable land, yet less than 3% is currently utilized, with agriculture remaining largely rainfed. This research explores the transformative potential of Variable Frequency Drives (VFDs) in modernizing irrigation systems to address inefficiencies in energy use, water distribution, and equipment longevity. By integrating advanced motor control techniques and real-time systems using dSPACE MicroAutoBox III, the study demonstrates how VFDs can significantly reduce power consumption, mechanical stress, and over-irrigation. Mathematical modeling and Hardware-in-the-Loop (HIL) testing validate the system’s performance under dynamic conditions. Results show up to 50% energy savings and 30% water conservation during partial load operations. The research recommends pilot deployments, technician training, and solar-VFD integration to support Ghana’s 2025 electrification goals. VFD technology offers a scalable, sustainable solution for enhancing agricultural productivity and resource efficiency across Ghana’s irrigation landscape.

Ghana irrigation, VFD, sustainable agriculture, motor control, energy efficiency, solar irrigation, smart farming