Reference

Efficiency & Power Factor

How electrical efficiency and power factor vary with the d/δ ratio — the workpiece dimension relative to skin depth. Based on Simpson's classic induction heating reference.

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d/δ Efficiency Chart

Efficiency (%) Power Factor

d / δ

Reverse Lookup — calculate d/δ from your process

Material

Frequency

Diameter (mm)

Current Reading

3.0

d / δ ratio

Efficiency —

Power Factor —

Geometry Solid Cylinder

Regime —

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