Dielectric Fluids

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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Latest Electrical Industry News

Distribution Transformer DGA – The Future of Monitoring Distribution Systems

By Leon White and Traci Hopkins, H2scan Corporation As distributed generation, electric vehicle load, and requirements for increased electricity reliability provide real-world challenges for electric…
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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…
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Exploring Online Dissolved Gas Analysis Monitoring for Transformer Insulating Fluids

As a philosophy and English major who has spent the last 20+ years working in the utility industry,I often come across topics that challenge me…
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Normalized Energy Intensity chart

Advancements in Dissolved Gas Analysis: NEI & Gassing Events

One of the most important steps when looking at DGA data is to decide whether the data support the existence of a fault that is…
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electrical transformer

New options for insulation systems in power transformers

Introduction The development of new insulation materials has been critical in the evolution of the design of power transformers. Insulation systems for liquid filled power…
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Advancements in Dissolved Gas Analysis: Investigating Failure Cases

IntroductionDissolved gas analysis (DGA) provides the early warning radar view of a transformer fleet with a non-intrusive screening process for early identification of problematic transformers.…
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The Dissolved Gas Analysis Toolkit

Dissolved gas analysis: addressing the challenges of collecting samples BY DONAL SKELLY, GE’s Digital Energy business Dissolved gas analysis (DGA) is a technique for identifying…
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Dielectric Fluids Articles

The End of the Road for Transmission Incentives

The End of the Road for Transmission Incentives

In a significant shift, the Federal Energy Regulatory Commission (FERC) has decided to abandon its…
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Transformer Oil Regeneration and Corrosive Sulfur

Transformer Oil Regeneration and Corrosive Sulfur

Enervac International ULC has been examining this issue for over 14 years with the help…
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Why event-based fault type identification is better than a sample-by-sample approach

Why event-based fault type identification is better than a sample-by-sample approach

Introduction Fault type identification is an important step in dissolved gas analysis (DGA). When a…
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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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Dielectric Voltage Testing – Standard Methods

Dielectric Voltage Testing – Standard Methods

There are two standard methods from ASTM International: D877, Standard Test Method for Dielectric Breakdown…
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