Latest Grid Technical Articles

Learn how distribution transformers bridge medium-voltage feeders and end-use equipment, ensuring stable voltage through…

Learn how distribution transformers bridge medium-voltage feeders and end-use equipment, ensuring stable voltage through strategic placement,…

This article connects primary distribution to feeder upgrades (FLISR, right-sizing, DER/DCFC siting) for safety, quality,…

This article connects primary distribution to feeder upgrades (FLISR, right-sizing, DER/DCFC siting) for safety, quality, and restoration.

Learn about fault levels and short-circuit protection for medium-voltage distribution. We’ll examine current sources,…

Learn about fault levels and short-circuit protection for medium-voltage distribution. We’ll examine current sources, fault types, symmetrical…

Overhead vs. underground power distribution: Learn the cost, reliability, and design trade-offs for medium voltage power…

Overhead vs. underground power distribution: Learn the cost, reliability, and design trade-offs for medium voltage power systems across urban,…

Protective devices, such as reclosers and sectionalizers, along with automation, can quickly detect, isolate, and restore…

Protective devices, such as reclosers and sectionalizers, along with automation, can quickly detect, isolate, and restore service after faults.

This article provides analysis steps and implementation strategies for distributed energy resource behavior,…

This article provides analysis steps and implementation strategies for distributed energy resource behavior, transportation electrification, and…

Explore distribution topologies, from simple radial feeders to complex networks, and examine reliability metrics, common…

Explore distribution topologies, from simple radial feeders to complex networks, and examine reliability metrics, common causes of outages, and…

This overview develops distribution’s role within the power system hierarchy, its functional objectives and…

This overview develops distribution’s role within the power system hierarchy, its functional objectives and constraints, and the common voltage…

Learn how modern substation commissioning extends beyond plant checks to verify SCADA, comms, cybersecurity, and data…

Learn how modern substation commissioning extends beyond plant checks to verify SCADA, comms, cybersecurity, and data integrity for safe operation…

Surging AI power needs dictate a new datacenter power architecture: shifting to 800 V DC distribution, using "SideCar"…

Surging AI power needs dictate a new datacenter power architecture: shifting to 800 V DC distribution, using "SideCar" racks, and…

Substation field testing ensures long-term reliability. It verifies instrument transformers , circuit breakers, and…

Substation field testing ensures long-term reliability. It verifies instrument transformers , circuit breakers, and protection relays against…

This article compares gas-insulated (GIS) and air-insulated substations (AIS), outlining their design principles,…

This article compares gas-insulated (GIS) and air-insulated substations (AIS), outlining their design principles, performance characteristics, and…

This article walks through pre‑commissioning inspections and electrical tests commonly used in utility and industrial…

This article walks through pre‑commissioning inspections and electrical tests commonly used in utility and industrial substations, translating…

Learn how substation commissioning verifies design intent and system integration through FAT, SAT, cold…

Learn how substation commissioning verifies design intent and system integration through FAT, SAT, cold (pre-energization), and hot…

Because their generation fluctuates, Battery Energy Storage Systems (BESS) have become essential for grid stability.…

Because their generation fluctuates, Battery Energy Storage Systems (BESS) have become essential for grid stability. Grid-supporting BESS must…

This article discusses trends in AI-assisted smart substations, including sensor density, autonomous and self-healing…

This article discusses trends in AI-assisted smart substations, including sensor density, autonomous and self-healing networks, and inverter-based…

Learn how smart substations can leverage IEC 61850 and CIM for data flow. Advanced analytics and machine learning (ML)…

Learn how smart substations can leverage IEC 61850 and CIM for data flow. Advanced analytics and machine learning (ML) can turn high-res data into…

This article focuses on practical implementation details for communications and data integration in smart substations and…

This article focuses on practical implementation details for communications and data integration in smart substations and reviews predictive…

Learn how smart substations use synchronized IoT devices compliant with key standards for high-fidelity data, enabling…

Learn how smart substations use synchronized IoT devices compliant with key standards for high-fidelity data, enabling real-time protection and…