![Investigation of the electromagnetic characteristics and operating performance of a bidirectional PM excited machine | Scientific Reports Investigation of the electromagnetic characteristics and operating performance of a bidirectional PM excited machine | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-022-12567-w/MediaObjects/41598_2022_12567_Fig1_HTML.png)
Investigation of the electromagnetic characteristics and operating performance of a bidirectional PM excited machine | Scientific Reports
![Magnetic induction profile at the air-gap midline: x-component (a) and... | Download Scientific Diagram Magnetic induction profile at the air-gap midline: x-component (a) and... | Download Scientific Diagram](https://www.researchgate.net/publication/290578336/figure/fig2/AS:528283093528576@1502963912435/Magnetic-induction-profile-at-the-air-gap-midline-x-component-a-and-y-component-b.png)
Magnetic induction profile at the air-gap midline: x-component (a) and... | Download Scientific Diagram
![Energies | Free Full-Text | Optimization of Air Gap Length and Capacitive Auxiliary Winding in Three-Phase Induction Motors Based on a Genetic Algorithm Energies | Free Full-Text | Optimization of Air Gap Length and Capacitive Auxiliary Winding in Three-Phase Induction Motors Based on a Genetic Algorithm](https://www.mdpi.com/energies/energies-14-04407/article_deploy/html/images/energies-14-04407-g001.png)
Energies | Free Full-Text | Optimization of Air Gap Length and Capacitive Auxiliary Winding in Three-Phase Induction Motors Based on a Genetic Algorithm
![Magnetic Circuit with Air Gap || Example 1.1 || Practice Problem 1.1 || EM (Ch-1)(Fitzgerald) - YouTube Magnetic Circuit with Air Gap || Example 1.1 || Practice Problem 1.1 || EM (Ch-1)(Fitzgerald) - YouTube](https://i.ytimg.com/vi/g1v7KUTLVnM/mqdefault.jpg)
Magnetic Circuit with Air Gap || Example 1.1 || Practice Problem 1.1 || EM (Ch-1)(Fitzgerald) - YouTube
![Controlling airgap magnetic flux density harmonics in synchronous machines using field current injection | SpringerLink Controlling airgap magnetic flux density harmonics in synchronous machines using field current injection | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs00202-020-01069-5/MediaObjects/202_2020_1069_Fig6_HTML.png)