Blog Post by Admin
1 min read
How to Recondition High‑Acid MIDEL Ester Fluids
ANSWER: Mineral oil: aging by-products are short chain acids, water soluble can catalyse paper degradation. MIDEL fluids: aging by-products ...
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2 min read
Does Switching to Ester Fluid Cause Transformer De‑rating?
ANSWER: Distribution transformers: unlikely Power transformers: an assessment may be required Transformer rating after retrofilling with ...
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Can I use Midel ester fluids in free breathing transformers?
ANSWER: There are a range of MIDEL fluids to suit all types of transformer preservation systems. For breathing transformers, we recommend ...
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How do I use dissolved gas analysis (DGA) with Midel ester fluids?
ANSWER: Using much the same oil sampling and analysis methods you would use for mineral oil. The gasses esters produce during electrical ...
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How do Midel ester transformers fluids perform in the cold?
ANSWER: There are a range of MIDEL fluids to suit various climatic conditions. The performance of each fluid under cold climate conditions ...
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Requirements for retrofilling transformers with MIDEL fluids?
ANSWER: There are four main steps to follow to retrofill transformers with ester fluids, as follows: 1. Set up retrofilling plant Follow ...
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Is interfacial tension a meaningful property for MIDEL fluids?
ANSWER: Interfacial Tension (IFT) is routinely used as an indicator of polar contaminants in mineral oil and can be directly related to oil ...
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Can Midel ester fluids fix existing transformer insulation issues?
ANSWER: No. MIDEL fluids cannot “regenerate” insulation materials. Degradation of the solid cellulose insulation in transformers ...
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Eco Friendly Energy with Transformer Ester Fluids
Environmentally friendly energy production The growth and popularity of wind, solar, hydro, wave/marine power continues year on year. These ...
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How do you process and handle used transformer ester fluids?
ANSWER: Depending on their condition, Midel fluids can be reprocessed and reclaimed using similar equipment and methods to mineral oil. ...
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