International Journal of Engineering Continuity
Vol. 5 No. 1 (2026): IJEC

Enhancing Power Factor Performance of Capacitor Bank Systems through Control Circuit Reconfiguration

Yuli Prasetyo (Department of Electrical Engineering, Politeknik Negeri Madiun, Madiun, Indonesia.)
Budi Triyono (Department of Electrical Engineering, Politeknik Negeri Madiun, Madiun, Indonesia.)
Dimas Nur Prakoso (Department of Electrical Engineering, Politeknik Negeri Madiun, Madiun, Indonesia.)
Santi Triwijaya (Department of Railway Electrical Technology, Politeknik Perkeretaapian Indonesia Madiun, Madium, Indonesia.)
Muhammad Marco Dwi Yoga (Department of Electrical Engineering, Politeknik Negeri Madiun, Madiun, Indonesia.)



Article Info

Publish Date
04 Jan 2026

Abstract

This study investigates a practical method to enhance the efficiency of a campus electrical distribution system by optimizing the control and power circuitry of a capacitor bank panel. The research addresses the persistent issue of low power factor and phase imbalance resulting from non-standard wiring configurations in existing installations. Unlike conventional maintenance procedures, the proposed rewiring strategy systematically redesigns the control and power connections to ensure accurate capacitor switching and reactive power compensation in accordance with operational load variations. A diagnostic improvement evaluation framework was employed, involving pre- and post-rewiring measurements of power factor, load current balance, and reactive power under both normal and full-load conditions. The rewiring intervention increased the power factor from 0.97 to 0.99 during normal operation and from 0.70 to 0.95 under full-load simulation (1100 kVA). These improvements corresponded to a measurable reduction in reactive power demand and overall system losses, indicating a substantial gain in energy efficiency and voltage stability. The findings confirm that targeted control circuit reconfiguration can significantly enhance the operational reliability of capacitor bank systems beyond conventional maintenance practices. This work contributes a replicable, technically validated approach for improving power quality in educational and industrial electrical installations.

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Journal Info

Abbrev

ijec

Publisher

Subject

Civil Engineering, Building, Construction & Architecture Computer Science & IT Electrical & Electronics Engineering Engineering Materials Science & Nanotechnology Mechanical Engineering

Description

The International Journal of Engineering Continuity is peer-reviewed, open access, and published twice a year online with coverage covering engineering and technology. It aims to promote novelty and contribution followed by the theory and practice of technology and engineering. The expansion of ...