EEPower

Latest Magnetics, Inductors, Transformers Technical Articles

Categories

Characterizing High-voltage Inductors and Magnetic Material via Triangular Flux Excitation

Characterizing High-voltage Inductors and Magnetic Material via Triangular Flux Excitation

Measuring power inductors to obtain real-life, application-relevant data is a challenge. The challenge further increases when using high voltages,…


The Theory of Magnetism Explained

The Theory of Magnetism Explained

This article focuses on various magnetic materials, their magnetic moments, and magnetic flux and flux density.


Motor Starters Part 10: Autotransformers

Motor Starters Part 10: Autotransformers

Motor starters like autotransformers can solve induction motor challenges. Here’s all you need to know about the workings, connections, and…


Magnetics Applications for Solar Power Conversion

Magnetics Applications for Solar Power Conversion

Solar energy has been widely deployed to realize carbon-neutralizing benefits. Along with the demand for efficiency of power conversion systems,…


Practical Guidelines for Litz Wire Selection and AC Copper Losses Estimation Part 2

Practical Guidelines for Litz Wire Selection and AC Copper Losses Estimation Part 2

The second in a two-part series, this article focuses on Litz wire conductors, well-known and massively used in magnetic components dedicated to…


Magnetized Simulation of Customized Permanent Magnetic Objects

Magnetized Simulation of Customized Permanent Magnetic Objects

This article discusses the magnetization of a virgin magnetic material into a permanent magnet in magnetic solver AMPERES.


Practical Guidelines for Litz Wire Selection and AC Copper Losses Estimation Part 1

Practical Guidelines for Litz Wire Selection and AC Copper Losses Estimation Part 1

Applied to Resonant Power Magnetics used in Automotive Converters.


DAB Calculations for 3kW Battery Charger App & Magnetics Design

DAB Calculations for 3kW Battery Charger App & Magnetics Design

The dual active bridge topology is currently raising a lot of interest from the power electronics community. Its bidirectional nature, soft…


Motor Starters Part 4: Selecting and Sizing Star-Delta Parts

Motor Starters Part 4: Selecting and Sizing Star-Delta Parts

This article makes the selection and sizing of the star-delta motor starter parts very easy. Here you will learn how to select and size the fuse,…


Three-Phase Induction Motor Operation Explained

Three-Phase Induction Motor Operation Explained

This article describes the operating principles and equivalent circuits of a three-phase induction motor.


Motor Starters Part 2: Selecting and Sizing DOL Parts

Motor Starters Part 2: Selecting and Sizing DOL Parts

This article instructs readers on how to size and select Direct On-Line motor starter parts like circuit breakers, contactors, and thermal overload…


Intro to Magnetic Fields Around a Conductor and a Coil

Intro to Magnetic Fields Around a Conductor and a Coil

In this article, learn about the magnetic fields that occur around current-carrying conductors and various shaped coils and how to relate the…


Introduction to Inductor Filter Types and Applications

Introduction to Inductor Filter Types and Applications

A frequency filter is a circuit that passes certain frequencies and reduces signal levels at other frequencies. Learn about various types of…


What Are Magnetically Coupled Inductors?

What Are Magnetically Coupled Inductors?

This article discusses magnetically coupled inductors, more commonly known as transformers.


Higher Performance Powder Cores by Improving Green Density Envelopment

Higher Performance Powder Cores by Improving Green Density Envelopment

The magnetic powder cores based on atomized Fe-Si-Al particles were widely used in inductors due to their low core loss, high performance in…


Pulsed Inductance Measurement on Magnetic Components from 0.1A to 10kA

Pulsed Inductance Measurement on Magnetic Components from 0.1A to 10kA

Pulse measurement using the Power Choke Tester DPG10/20 series with IGBT power stages has prevailed over other measurement methods for inductance…


Pulsed Inductance Measurement on Magnetic Components

Pulsed Inductance Measurement on Magnetic Components

For inductance measurement on inductive power components, the innovative pulse measurement method of the Power Choke Tester DPG10/20 series, which…


Direct Current Generator Components

Direct Current Generator Components

Learn about direct current generator components such as field windings, armature, commutators, brushes, and frames.


Improving Power Magnetics for High-Frequency Applications

Improving Power Magnetics for High-Frequency Applications

Increasing operation frequencies require an improvement of magnetic power materials and their design process, especially regarding loss determination.


Advanced Validation of Magnetics for High Power and Energy Applications

Advanced Validation of Magnetics for High Power and Energy Applications

Analytical models regarding magnetic components` performance, cored with discrete distributed multi gapped design, are far away from satisfied,…