Utility Transformers

transformer repair

Radiator Fin(s) Leak Repair

Radiator fins are notorious for leaking at various locations. One of which is where the fins are attached (welded) to the horizontal bottom-run header. Measurements…
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Latest Electrical Industry News

The importance of risk assessment and the role of Reliability-based DGA

By Chuck Hoeppner, Delta-X Research It’s often said that you can’t manage what you can’t measure. But how does one manage risk in the mission-critical,…
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hydrocarbon gas emission

Advancements in Dissolved Gas Analysis: Risk Assessment

In general, the purpose of periodic screening with DGA for power transformers is risk assessment. Is any transformer likely to fail in service? If so,…
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MITIGATING TRANSFORMER FAILURES: ADVANCED MONITORING AND MAINTENANCE STRATEGIES

Power transformers are critical assets in electrical transmission and distribution networks. Their failure can lead to widespread outages, costly downtime, and potential safety hazards. As…
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DGA graphs

Advancements in Dissolved Gas Analysis: Accounting for Gas Loss

Dissolved gas analysis (DGA) in transformers is a very successful periodic screening method to identify transformers that may be having problems. It is a symptom-based…
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Renewable Insulation Liquids for Transformers

Turning electrical assets into green machines BY RONNY FRITSCHE & GEORG PUKEL, Siemens AG Transformers are one of the most important components of energy grid…
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FirstEnergy Explores Alternatives to PJM Capacity Market

In a strategic move aimed at enhancing its power supply reliability, FirstEnergy is actively exploring alternatives to the PJM capacity market. This development reflects the…
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FERC Complaint Targets Duke, PJM Transmission Planning

A coalition of large energy consumers and ratepayer advocates has filed a complaint with the Federal Energy Regulatory Commission (FERC), urging the agency to prohibit…
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Utility Transformers Articles

Advancements in Dissolved Gas Analysis: CO/CO2 Ratio

Advancements in Dissolved Gas Analysis: CO/CO2 Ratio

For DGA interpretation, faults identified using hydrocarbon gases are considered more serious if they appear…
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A New Approach to High Voltage Insulation System Testing

A New Approach to High Voltage Insulation System Testing

Speed is the driving force of successful fault prevention. Early detection of insulation deterioration is…
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RMS Energy Responds to the Changing Engineering Needs of Customers

RMS Energy Responds to the Changing Engineering Needs of Customers

Today’s electrical infrastructure in the United States might have been viewed as a work of…
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Power Transformer Failures

Power Transformer Failures

Electric utilities maximize utilization of their assets, while maintaining reliability. Power transformers are typically reliable,…
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Hydrogen Monitoring in the Transformer Headspace Compared to Traditional In-Oil Monitoring

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

By Chris Rutledge, Product Manager, Dynamic Ratings, Inc. Introduction The utilization of online dissolved gas…
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