System Grounding · Ground Fault Protection · Industrial Power Systems First Fault Silent, Second Fault Violent Denis Ruest, M.Sc.A, Eng. (retired) · IPQDF.com · April 2026 The engineering behind solidly […]
IPQDF Technical Reference Series · New Article Motors and Harmonics: The Modern Assessment and Mitigation Guide Every Plant Engineer Needs Denis Ruest · M.Sc. (Applied), P.Eng. (ret.) · April 2026
Denis Ruest · IPQDF.com · March 2026 From 42 A to 337 A: Zig-Zag Reactors and Ground Fault Detection — A Practical Case Study Single-phase-to-ground faults account for 70–80% of
Power Quality Harmonics Power Factor Correction IEC 61642 · IEEE 519 Power factor correction is one of the most routine investments in industrial electrical engineering — install a capacitor bank,
6-Pulse VFD Harmonics: Theoretical vs Practical Spectrum Introduction · 1 · Theory · 2 · Practical · 3 · System · 4 · Mitigation · 5 · Measurement · Conclusion
