Line Reactor vs DC Link Choke: Which Does What
Two components, two jobs: grid-side THD versus capacitor ripple, with the sizing and specification notes behind each.
Detuned Reactor and Harmonic Filter Design for VFDs
Detuning factor, inductance tolerance, thermal coupling with capacitors, and the RFQ fields that prevent misapplication.
Induction Heating Work Coil and Matching Transformer
Reflected impedance across the heating cycle, core choice by frequency, and the duty pattern that decides the hotspot.
Ultrasonic Transducer Matching Transformer Design
Resonant load behaviour, circulating current, core and thermal choices for 20-100 kHz drive transformers.
Matrix Transformers for High-Current Low-Voltage Outputs
Why matrix transformers exist, the two scaling rules, current sharing control, and the mechanical failures that dominate.
Transformer Bobbin Design: Creepage, Window and Resin Choice
The seven bobbin design points, groove versus margin tape, and the checks that catch a substitution before it ships.
Magnetics for Railway Rolling Stock: EN 50155, EN 45545-2 and EN 61373
How rail standards reshape thermal, fire and vibration requirements for auxiliary converters and chargers.
Magnetics for Battery Energy Storage PCS: Loss at Part Load and Thermal Reality
Why storage converters need loss weighting across the dispatch profile, plus filter inductor and CMC design notes.
NDA and IP Protection for Custom Magnetic Designs
What a mutual NDA must cover for winding data, what it will not do, and five operational controls that stop leakage.
Magnetic Component Supplier Scorecard: Six Metrics That Matter
Six metrics, the wound-component measures worth adding, and how to run the scorecard without creating work.