Skip to content

Filipino Engineer

Menu
  • Blog
  • Wiki
  • Archives
    • Page Archives
  • Downloads
    • Disclaimer
  • Tutorials
    • Standards
    • Design
    • EE101
  • Contact

Month: October 2024

Design / PEC

Philippine Electrical Code Common Violations – Conductor Box Fill

This is a series of articles where we shall be discussion the common violation on the Philippine Electrical Code. It is the assumption of this series of article that the …

Design

Selection of Variable Frequency Drives – Examples

The equations for calculating the power requirement for VFD has been discussed in Selection of Variable Frequency Drives. Using the equation below, we will provide some examples on selecting a …

Design

Selection of Variable Frequency Drives

The size of a variable frequency drive (VFD) should be based on motor voltage and current and not on the torque or power rating. The voltage and full load current …

Design

Power Factor Correction and Harmonic Resonance: A Risky Combination

Capacitors are intended to solve problems, but if not properly specified, they can also create new ones. Industrial and commercial customers are always examining their monthly electrical usage for cost-saving …

Design

Variable Frequency Drive Cable Length Resonance Frequency

This is a continuation of the article Effect of Cable length on Variable Frequency Drive. Cable Resonance When dealing with Variable Frequency Drives (VFDs), the cable length between the VFD …

Design

Effect of Cable Length on Variable Frequency Drive

Every cable has, apart from its resistance, certain inductance and capacitance. The inductance and capacitance is roughly equally distributed along the cable length. Inductance L and capacitance C in a …

Posts navigation

Older posts

Latest Posts

  • IEEE C37 and IEC 62271: Comparative Analysis of High Voltage Circuit Breaker Standards
  • Paralleling Dissimilar Generators: Requirements, Issues, Compatibility, and Load Sharing
  • VLF Test – Applications, Advantages and disadvantages, Alternatives and Standards
  • Core Balance Current Transformer – Applications, Alternatives and Standards
  • Ungrounded System: Applications, Advantages and Ground Fault Detection

Archives

  • April 2025
  • March 2025
  • February 2025
  • January 2025
  • December 2024
  • November 2024
  • October 2024
  • September 2024
  • August 2024
  • July 2024
  • June 2024
  • May 2024
  • April 2024
  • March 2024
  • February 2024
  • January 2024
  • December 2023
  • November 2023
  • October 2023
  • September 2023
  • August 2023
  • July 2023
  • June 2023
  • May 2023
  • April 2023
  • March 2023
  • February 2023
  • January 2023
  • December 2022
  • November 2022
  • October 2022
  • September 2022
  • August 2022
  • July 2022
  • June 2022
  • May 2022
  • April 2022
  • March 2022
  • February 2022
  • March 2020
  • January 2020
  • November 2019
  • October 2019
  • September 2019
  • November 2018
  • September 2018
  • May 2017
  • April 2017
  • April 2016
  • November 2015
  • October 2015
  • July 2013
  • December 2011
  • July 2011
  • June 2011
  • October 2009
  • January 2009
Copyright © 2025 Filipino Engineer – OnePress theme by FameThemes