• Newsletter Subscriptions
  • Magazine Subscription
  • Home

    • Power Quality & Reliability

    Making sense of the complicated world of power quality and offering guidance on how to improve power reliability.

    Recent

    Keon McEwen, Black & Veatch
    Ellen Parson
    Power Quality Audit
    Accuenergy Promo
    ID 65927447 © Ig0rzh | Dreamstime.com
    dreamstime_xxl_65927447
    ID 130009187 © Leowolfert | Dreamstime.com
    dreamstime_xxl_130009187_1
    ID 141781363 © calypsoArt | Dreamstime.com
    dreamstime_m_141781363

    Highlights

    Courtesy of Fluke

    How Power Quality Analysis Can Lead to Improved Energy Efficiency

    Aug. 12, 2024
    In an era where energy efficiency is paramount, power quality analysis stands out as a critical practice for optimizing operational performance and reducing costs.
    ID 130009187 © Leowolfert | Dreamstime.com
    dreamstime_xxl_130009187

    U.S. Energy Storage Market Hits Record Growth in Q3 2024, Driven by Grid-Scale and Residential Installations

    Dec. 16, 2024
    The U.S. energy storage market continued its strong growth in Q3 of 2024.
    Courtesy of Fluke Corp.
    Connecting a power quality logger

    Optimizing Renewable Energy Performance Through Power Quality Analysis

    Dec. 10, 2024
    Why power quality analysis plays such a pivotal role in ensuring the seamless integration of renewable energy sources into the grid
    Courtesy of NREL
    PV Breaker

    Why PV Inverter Failures May Lead to AC Power Quality Issues

    Dec. 4, 2024
    Case study examines a common PV inverter failure that can drive uncommon issues in the field — namely, damage to the AC protection equipment from DC fault currents for short periods...
    ID 141425459 © Khomsan Rakphong | Dreamstime.com
    dreamstime_m_141425459

    Understanding Total Harmonic Distortion

    Nov. 25, 2024
    Sensors are now starting to log THD levels, providing a window key power quality measurement.

    Recommended

    Ecm 1500 595x335

    Download: Applying Effective Lighting and Control Solutions

    July 21, 2022
    From the EC&M e-books library: A compilation of technical articles from EC&M.
    Ecm March 2022 Aspire1
    Ecm Members Header 122220
    Courtesy of Fluke
    Power quality troubleshooting
    Courtesy of Fluke
    Motor
    Mike Holt
    Interconnected Power Sources
    Courtesy of Fluke
    Troubleshooting Voltage Sags
    Courtesy of Randal Andress
    Ground-Fault Protection

    Ground-Fault Protection and the Multi-Wire Branch Circuit: A Troubled Marriage

    Aug. 20, 2024
    The multi-wire branch is here to stay; so is ground fault protection. But we should unite these technologies only when it’s a good match.
    Photo 2. This worker is attaching the current clamp from a power quality analyzer to a feeder conductor supplying a three-phase panelboard in a data facility. Study power quality to track down some of those “mysterious” equipment problems.

    Top Tips to Improve Your Electrical Troubleshooting Skills

    Aug. 19, 2024
    Avoiding these common mistakes in electrical system evaluation and diagnosis leads to increased efficiency and reduced downtime.
    ID 53124956 © Michal Bednarek | Dreamstime.com
    Top paying states for Electrical Engineers

    The Top 5 Highest-Paying States for Electrical Engineers: 2023

    Aug. 19, 2024
    See what states topped the charts in 2023.
    Courtesy of Eaton

    2024 EC&M Product of the Year: Award-Winning Cable Tray System Expedites Installation in the Field

    Aug. 14, 2024
    The KwikRail cable tray system, which meets NEMA 12A and 12B requirements, can be modified on site, reducing labor hours and installed cost.