Power Transformers & Electrical Substations

Electrical Substations

CONDITION MONITORING IN AN AGE OF MODERNIZATION How (and Why) to Adapt

The widespread application and use of electricity, which may now seem like a simple commodity, is considered one of the greatest technical developments of all time. However, keeping up with today’s demand for power is anything but simple: a vast amount of resources goes into maintaining a...

Substation Technologies

Detect Electrical Discharge Defects with Ultrasound

Electrical discharge is more common than we’d like to believe; even in new installations. Detecting these defects poses a serious challenge, particularly at an early stage when there is still time to initiate corrective actions. Vigilant technologies help reduce the risk of arc flash...

Substation Testing & Maintenance

Contact Material Recycling and Sustainability in Electronics

The electronics industry is experiencing rapid growth and innovation, with devices becoming more advanced and ubiquitous. As this industry continues to flourish, it’s crucial to consider the environmental impact of electronic manufacturing and the materials used in these devices. One area...

Power Transformers

Since 1952 Tallman has been Setting the Standard for Linemen

At Tallman Equipment, we are an employee-owned company that provides tools, equipment, and services for the construction and maintenance of Electrical Transmission and distribution infrastructure. Whether it’s a large, multi-state construction project, managing a storm, or providing power to...

Electrical Transformers

Acutran Transformers: Built to Military Precision

Acutran is a veteran-owned custom designer and manufacturer of low- and medium-voltage dry-type transformers from 10VA to 3000kVA with voltages up to 25000V, inductors and reactors, and related components and services.The company was founded in 1983 and is now owned by Mike Evans, who is also the...

Utility Transformers

Advancements in Dissolved Gas Analysis: CO/CO2 Ratio

For DGA interpretation, faults identified using hydrocarbon gases are considered more serious if they appear to affect paper insulation. That is made explicit in CIGRE technical brochure 771[1]. Production of hydrocarbon gases from the oil by electrical or thermal stress does not significantly...

Home Transformation

Transformation

Hydrogen Monitoring in the Transformer Headspace Compared to Traditional In Oil Monitoring

The utilization of online dissolved gas analysis monitoring has proven to be one of the most effective predictors of overall transformer health and condition. A wide range of monitoring systems are available, offering multiple costs, features, and benefit combinations.

Hydrogen Monitoring
Single or key gas monitoring relies on the use of a sensor for the detection of hydrogen levels either dissolved in the oil or accumulated in the gas space of a transformer. While hydrogen...

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Introducing Critter Guard

Power Outages in the United States

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Electricity Today T&D Magazine

Electrical Substations

CONDITION MONITORING IN AN AGE OF MODERNIZATION How (and Why) to Adapt

Detect Electrical Discharge Defects with Ultrasound

Contact Material Recycling and Sustainability in Electronics

Power Transformers

Since 1952 Tallman has been Setting the Standard for Linemen

Acutran Transformers: Built to Military Precision

Advancements in Dissolved Gas Analysis: CO/CO2 Ratio

Transformation

Hydrogen Monitoring in the Transformer Headspace Compared to Traditional In Oil Monitoring

Transformation Articles

SUBSTATION AUTOMATION AND INTEGRATION PROGRAMS

Gas Dehydration

Smart Transformers

Substation Automation Standard

Transformer Diagnostic Testing

Utilizing Fault Resistance to Test Distance Relays

T&D Buyer’s Guide Companies

Transformation Videos

Introducing Critter Guard

Power Outages in the United States

Transformation Shared Media

Electricity Today T&D Magazine - Electrical Reliability Systems November&December 2022 Special Issue

Electricity Today T&D Magazine - Substation And The Grid Mar&Apr 2024 Special Edition

Electricity Today T&D Magazine – Substations and the Grid Spring 2025 Special Edition

Distribution Grid Monitoring Technologies

Smart Grid Software & Apps

Future of Utility Communications

Latest Power Outage Statistics and Causes Tracker

Gas-insulated Switchgear Options for Substations

The Fight Against Animal-Caused Power Outages

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