New Career Path, New Challenges
Changing career path is easier said than done. Success rate is low. Being middle age even makes it more difficult. There are lots of challenges in this endeavor. Top of the list is performing according…
Articles by Ver Pangonilo
A Career Redirection
The plunge of the oil price since three (3) years ago have sent oil and gas practitioners like myself to unemployment. Until now there has been no signs that, despite its resilience from previous crises,…
Protection of the Neutral Conductor
Overload detection shall be provided for the neutral conductor in a multi-phase circuit Where the cross-sectional area of the neutral conductor is less than that of the line conductors. The overcurrent detection for the neutral…
Power Electronics Converter Harmonics: Multipulse Methods for Clean Power
Power Electronics Converter Harmonics: Multipulse Methods for Clean Power Derek A. Paice Harmonics generating non-linear electrical equipment is here to stay. There will be more non-linear equipment to be installed to serve as solutions to…
Arc Flash – Hazard and System Grounding
IEEE 1584 Guide Equation for calculation of incident energy has a factor K2 for system grounding. It is zero for ungrounded and high or low resistance grounded systems and −0.113 for the solidly grounded (earthed)…
Arc Flash – Simplified Two-Category Clothing
The 2015 edition of NFPA 70E has a simplified approach to provide minimum PPE for electrical workers within facilities with large and diverse electrical systems. The simplified clothing categogies listed in NFPA 70E 2015 Table…