A Core Supplier Cannot Be Qualified by One Exceptional Parameter
A superb burr result cannot compensate for a …
Ler artigo completoBIBLIOTECARecursos de engenharia
Ensaios, normas e especificações
Artigos de engenharia aplicados à seleção, ao projeto e à produção de núcleos de transformadores.
65 artigos
How to Recognize a Core Test Report That Cannot Support a Decision
A precise watt figure can be the least useful…
Ler artigo completoWhy an Excellent First Sample Can Be a Poor Production Predictor
The first sample may have passed through a pr…
Ler artigo completoRepeatability: What the Best Test Result Cannot Tell You
Ask for the sequence, not the record result. …
Ler artigo completoDimensional Acceptance and Magnetic Acceptance Are Different Tests
A complete set of green dimensional checks ca…
Ler artigo completoStack Thickness Is a State-Dependent Dimension
A stack can be too thick for the winding and …
Ler artigo completoWhen Actual Core Weight Does Not Match the Drawing
The scale is reporting a discrepancy. It is n…
Ler artigo completoLocal Defects Require Local Inspection Logic
A defect can occupy too little material to mo…
Ler artigo completoWhy Calculated Core Loss and Measured Loss Do Not Match Exactly
Before adjusting the building factor, check w…
Ler artigo completoEU Ecodesign: Start the Core RFQ with the Transformer Requirement
"Ecodesign compliant" on a core quotation lea…
Ler artigo completoDOE Efficiency Requirements: Translating the Rule into a Core Loss Budget
"DOE compliant steel" is not a complete procu…
Ler artigo completoWhen Two Loss Results Are Not Comparable
Supplier A reports fewer watts than Supplier …
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