b'Engineer Innovation | AutomotiveElectromagnetics matters.Why we need to focus on electric machine Figure 2: All-electric Tesla Roadster.and electromagnetics design and Image credit: US Department of Energy engineering and how Simcenter can helpBy Professor E.M.Freeman, FREng Professor Emeritus Imperial College London & co-founder of Infolytica CorporationAsk anyone how many electric motorsmagnetic measurement. Look him up if they possess and most people will sayyou dont know the reference. He was a three, possibly ten. In reality, this ispretty intriguing guy often regarded as more likely to be 300+. Think of all thea genius.)stuff scattered around the house: kitchen, laundry and householdNikola Tesla and Tesla cars aside, it is equipment; hobbies; childrens toys;clear today that electric motors and the computers; workshop/garage andrelated field of electromagnetics is gardening tools; air-conditioning;grabbing our attention as designers loudspeakers, headphones, chargers.and engineers. Call us pioneers, but we And dont forget to add in the 50-100realized this a while ago. This is why, motors per car. Then include all theabout 15 years ago, when we were devices used in commuting and in theInfolytica and still to become part of workplace. And we havent evenSiemens, we started on a project to touched on what happens when youassist machine designers with the need to fly to a meeting, or how alldesign and performance prediction of these electric motors interact andelectrical machines. The result today is radiate. Your electric motor list canSimcenter Motorsolve, a complete easily top 400-500 units. Take this alldesign and analysis software for Figure 1: Photograph of Nikola Tesla, circa 1893away and you are quickly back in thepermanent magnet, induction, by Napoleon Sarony.late 1800s, waiting for Nikola Tesla tosynchronous, electronically, and brush-Image Credit: Wikimedia Common come up with his idea for AC inductioncommutated machines. In other words, motors amongst other things. (A Teslait is a dedicated tool for electric motor is more than just a pretty EV or a unit ofand electromagnetic design and 40'