The Cost of Optimizing Only for Minimum No-Load Loss
The lowest no-load-loss design is not necessa…
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鉄心設計と磁気特性
変圧器用鉄心の設計と磁気特性に関する実務的な技術記事をまとめています。
65 件の記事
Core-Loss Margin: Name the Uncertainty Before Adding the Allowance
What does the loss margin cover that the buil…
記事の原文を読むNo-Load Loss and Exciting Current Measure Different Things
Watts describe energy dissipation. RMS ampere…
記事の原文を読むWhy an Approved 110% Excitation Point Can Be So Revealing
Suppose two cores agree near the reference po…
記事の原文を読むOver-Fluxing Is a V/f and Magnetic-Circuit Question
Rated voltage does not establish rated flux w…
記事の原文を読むStacking Factor: The Area Error That Changes the Operating Point
A stacking-factor assumption enters the magne…
記事の原文を読むCore Diameter and Effective Area Are Not Interchangeable
Which diameter is on the drawing: the physica…
記事の原文を読むLimb Centre Distance: Small Errors, Different Assembly Consequences
Two centre-distance deviations of the same ma…
記事の原文を読むWindow Size Means Usable Winding Clearance, Not Just Two Dimensions
A winding can fit the nominal window and stil…
記事の原文を読むLarge-Core Dimensional Chains: Why Every Part Can Pass and the Assembly Still Miss
Every dimension on the inspection sheet is gr…
記事の原文を読むStanding and Flat Core Handling Need Different Mechanical Assumptions
A stack that is stable on a building table ha…
記事の原文を読むWhich Core Tolerances Are Worth Tightening?
Tolerance should follow sensitivity. A critic…
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