White Spots and Scratches: Diagnose the Surface Before Naming the Defect
A white spot on a GOES sheet is a location to…
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
Insulation Coating Is a Measured Function, Not a Yes-or-No Feature
"Both sides coated" leaves the most useful co…
Ler artigo completoSurface Rust on GOES: What Should Decide the Disposition?
Colour is a poor acceptance criterion for a r…
Ler artigo completoWhy Restacking the Same Laminations Can Change Performance
Keep every lamination. Change the assembly. T…
Ler artigo completoCore Rework: Restoring Dimensions Without Losing Functional Control
The instruction "grind until it fits" should …
Ler artigo completoRoot Cause Analysis: A Replacement Core Is Not an Explanation
Consider a passing replacement core and a cor…
Ler artigo completoWhen All Factory Checks Passed but the Customer Still Has a Problem
"It passed here" and "it does not work here" …
Ler artigo completoA Passing Final Test Does Not Establish a Stable Process
Every core in the shipment can pass while the…
Ler artigo completoWhat In-House Core Testing Actually Changes
The value of a core test station is measured …
Ler artigo completoSame CRGO Grade, Different Coil: Managing the Variation
A grade designation defines requirements. It …
Ler artigo completoWhy Purchasing and Engineering Disagree About a Core Supplier
Purchasing says the supplier delivered on tim…
Ler artigo completoA Stricter Core Specification Is Not Always a Better Specification
Before tightening a specification, name the f…
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