High-speed
To Gear or not to Gear?
To Gear or not to Gear? “To Gear or not to Gear: That is the question!” Dear readers, it is April 1, the Fool Day. However, we are not going to fool you. Instead, we have just allowed ourselves to Read more
Uncategorized
Easter Contest
Easter Contest Easter is just around the corner. And we have an Easter Contest prepared for you. Participate and, with a bit of luck and speed, win a prize. Your task Easter symbols are hiding in our blog. Your task Read more
VFD transformers
Differences between IEC and IEEE transformer design
Differences between IEC and IEEE design of transformers In this post, we are going to explore some of the differences between IEC and IEEE design of transformers. Our remarks are not valid for VFD transformers only. Instead, most of them Read more
Uncategorized
It is Webinar Time!
It Is Webinar Time! Update: Dear visitors, Thank you for your interest. Please note that the webinars are not available anymore. We will consider making a new webinar series in the future. Feel free to contact us in case of Read more
Specifications
4 types of VFD specifications: What is the best approach?
4 types of VFD specifications We have already talked a bit about customer specifications and the implication on VFD design. Unfortunately, those who shall primarily receive the message, may not be readers of our blog. Not yet, at least. Anyway, Read more
VFD basics
Best VFD topology – One size fit all?
Best VFD topology: One size fit all? If you deal with variable frequency drives (VFD) you have certainly asked yourself the question: What is the best VFD topology? Why do the big brands have several different products in their portfolio? Read more
Torsional
One reason for torsional vibration: Torque ripple
One reason for torsional vibration issue:Torque ripple In this post we look at torque ripple, its background, character and impact on the shaft string. After reading through you will have a brief idea what the torque ripple is and how Read more
Uncategorized
5 reasons why I love VFD
5 reasons why I love VFD Valentine’s Day is coming. We would like to take this opportunity and confess our love to variable frequency drives (VFD). Welcome to the article “5 reasons why I love VFD”. Don’t get me wrong. Read more
E-mobility
2021 – Year of e-mobility?
Will 2021 be the Year of E-mobility? Do you think that year 2021 will be the year of e-mobility? What are the drivers of e-mobility? What news can we expect to happen in e-mobility sector within this year? Or is Read more
VFD transformers
VFD output transformers: Where do we need them?
VFD output transformer Our VFD transformer series already guided you through many topics of VFD input transformers from their purpose, through multi-winding design and other design aspects, such as short circuit impedance or harmonics, up to protection or testing. However, Read more