Antti Lehikoinen

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Electrical engineering

Axial versus Radial Flux – First Principles

Axial versus Radial Flux – First Principles

Antti (admin) 5th November 20215th November 2021 Electrical engineering, Research and work 3 Comments

Which is better – axial or radial flux? The correct answer is complex and depends on a million things, but here’s a first-principles comparison.

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Tesla’s ‘Carbon-Wrapped’ Motor

Tesla’s ‘Carbon-Wrapped’ Motor

Antti (admin) 18th June 202129th September 2021 Electrical engineering 17 Comments

Tesla Model S Plaid will apparently have carbon fiber retaining sleeves in their motors. Here are some thoughts on what this might mean.

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Mahle Magnet-Free Motor – First Impressions

Mahle Magnet-Free Motor – First Impressions

Antti (admin) 18th May 202118th June 2021 Electrical engineering, General 3 Comments

Mahle’s new EV motor is marketed with being rare-earth free and wirelessly excited, but what is the reality? Here are some first thoughts and impressions.

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Evaluation of the Linear Labs HET motor

Evaluation of the Linear Labs HET motor

Antti (admin) 9th December 201918th December 2019 Electrical engineering, Technology 7 Comments

Linear Labs – have been making quite sizable waves in the recent year or so. But how revolutionary is their HET motor, really?

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Pole count – The Good, the Bad, and the Ugly

Pole count – The Good, the Bad, and the Ugly

Antti (admin) 3rd September 20194th November 2019 Electrical engineering, Research and work 2 Comments

Electric motors come with various number of poles. But why is that the case, and what are the benefits and drawbacks of an increased number?

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Axial-Flux Machines – Part 2

Axial-Flux Machines – Part 2

Antti (admin) 7th April 20198th April 2019 Electrical engineering, Research and work No Comments

How does the peak torque capacity of an axial-flux motor compare to radial-flux. Read here to find out, kinda.

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Axial-Flux Machines – Part 1

Axial-Flux Machines – Part 1

Antti (admin) 22nd March 201922nd March 2019 Electrical engineering, Research and work 2 Comments

they, really? And are they as good as promised? Read to find out!

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SRM vs SynRM – Important Dimensions

SRM vs SynRM – Important Dimensions

Antti (admin) 14th January 201914th January 2019 Electrical engineering, Research and work No Comments

What are the most important dimensions for switched and synchronous reluctance motors? The same ones as for all motors, luckily – click for details!

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A.I. and Electrical Machines

A.I. and Electrical Machines

Antti (admin) 21st November 201821st November 2018 Electrical engineering, Research and work, Technology No Comments

Hypehypehypehypehypehypehypehypehype Alright, let’s be serious. Interest in machine learning is booming. (And I refuse to use the term artificial intelligence or AI – there’s nothing intelligent in being able to do a very tightly defined task quite well). Anyways, I’ve gotten some…

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SRM vs SynRM Performance Basics

SRM vs SynRM Performance Basics

Antti (admin) 1st November 20181st November 2018 Electrical engineering, Research and work No Comments

Which one is better – an SRM or a SynRM? You won’t find the answer here, but you’ll get some tools to make the decision yourself.

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Recent Posts

  • On split ratios
  • Finding the operating point of a motor
  • Axial versus Radial Flux – First Principles
  • Tesla’s ‘Carbon-Wrapped’ Motor
  • Mahle Magnet-Free Motor – First Impressions

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