Overhead T&D

Pole Line Hardware

Fiber-Reinforced Composite Cross Arms for Transmission Structures

Fiber-reinforced polymers versus traditional cross arms materials BY JANOS TOTH & GRANT LOCKHART, FRP Transmission Innovations Inc. Recently, utilities have started using newer options such as component polyurethanes instead of older, widely used conventional materials. Specifically,...

Outage Management & Restoration

Outage Management Toolbox

Nine capabilities required for an effective OMS system BY MICHEL GILLES, Intergraph Increasing or maintaining power reliability is the fundamental charter for utility companies. For electric utilities to meet customer expectations and adhere to government regulations, they require an efficient way...

Underground Distribution

Smart Transformers: Enhancing Grid Efficiency and Reliability

The evolving demands of modern power grids necessitate the adoption of advanced technologies that can provide enhanced efficiency, reliability, and flexibility. Smart transformers are at the forefront of this technological revolution, offering a range of capabilities that significantly improve the...

Infrastructure & Technologies

Smart Grid and Aging Infrastructure

Why technologies are important to grid modernization BY MANI VADARI, Modern Grid Solutions Electricity is one of the cornerstones of our economy. A modern electric grid is critical for our economic and national security. The National Academy of Engineering has called the North American power grid...

Conductors & Materials

The Evolution / Revolution of Overhead Conductors… and why it matters

Brief Background: In the early 1900's Aluminum Conductor Steel Reinforced (ACSR) conductor was developed to replace copper wires, due to the war effort when copper was needed for munitions. In the 1970's growing demand for electricity inspired the development of higher capacity Aluminum Conductor...

Wire and Cable

Ethernet Cable Selection for Utilities

Electric utilities are constantly searching for the most efficient, reliable and cost-effective methods to deliver electricity to customers. A vision for accomplishing this is the migration of the electrical grid from a reliable, but inflexible system to the Smart Grid, which promises adaptability...

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Scheduling Vegetation Maintenance Activities

How to adopt best practices to improve reliability and reduce costs

BY PHILIP CHARLTON, Utility Arborist Association

Electric utilities have always faced the challenge of determining the optimum frequency of maintenance operations for the control of trees and brush growing near the electric system. Utilities must balance the cost of maintenance with the cost and impact of avoiding or deferring action.

In an effort to improve maintenance operations for controlling intrusive trees and brush...

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