| Determination of the measurement uncertainty of direct and indirect efficiency measurement methods in permanent magnet synchronous machines N Yogal, C Lehrmann, M Henke 2018 XIII International Conference on Electrical Machines (ICEM), 1149-1156, 2018 | 21 | 2018 |
| Study of magnetic properties on the corrosion behavior and influence of temperature in permanent magnet (Nd-Fe-B) used in PMSM N Yogal, C Lehrmann International Journal of Electrical, Computer, Energetic, Electronic and …, 2014 | 9 | 2014 |
| Need for a traceable efficiency determination method of nacelles performed on test benches P Weidinger, A Dubowik, C Lehrmann, N Yogal, R Kumme, M Zweiffel, ... Measurement: Sensors 18, 100159, 2021 | 7 | 2021 |
| Measurement of eddy current loss in permanent magnets with high-frequency effects of electrical machines for hazardous locations N Yogal, C Lehrmann, M Henke 2019 22nd International Conference on Electrical Machines and Systems (ICEMS …, 2019 | 6 | 2019 |
| Experimental measurement of eddy current loss in permanent magnets of electrical machines with a PWM signal generated by a frequency converter N Yogal, C Lehrmann, M Henke 2020 IEEE International Conference on Industrial Technology (ICIT), 163-168, 2020 | 5 | 2020 |
| How to measure the demagnetization of permanent magnet synchronous machines used in explosive environments N Yogal, C Lehrmann, M Henke, X Liu 2017 IEEE International Electric Machines and Drives Conference (IEMDC), 1-8, 2017 | 5 | 2017 |
| Permanent magnet eddy current loss measurement at higher frequency and temperature effects under ideal sinusoidal and non-sinusoidal external magnetic fields N Yogal, C Lehrmann, M Henke 2021 IEEE Energy Conversion Congress and Exposition (ECCE), 4176-4181, 2021 | 4 | 2021 |
| Magnetic loss measurement of surface-mounted permanent magnet synchronous machines used in explosive environments N Yogal, C Lehrmann, M Henke The Journal of Engineering 2019 (17), 3760-3765, 2019 | 4 | 2019 |
| Analysis of a permanent magnet synchronous machine with regard to explosion protection capability N Yogal Fachverlag NW in der Carl Schünemann Verlag GmbH, 2019 | 4 | 2019 |
| Investigations on permanent magnetic materials to be used in explosion-protected permanent magnet synchronous machines N Yogal, C Lehrmann, M Henke 2015 IEEE 11th International Conference on Power Electronics and Drive …, 2015 | 4 | 2015 |
| 10 MW mechanical power transfer standard for nacelle test benches using a torque transducer and an inclinometer Z Song, P Weidinger, N Eich, H Zhang, N Yogal, R Kumme Measurement: Sensors 18, 100249, 2021 | 3 | 2021 |
| Review of Efficiency Measurement Standards for Wind Turbines on Nacelle Test Benches: Based on Small-Scale Test Benches for Electrical Machines N Yogal, C Lehrmann, H Zhang, Z Song, P Weidinger, R Kumme 2021 24th International Conference on Electrical Machines and Systems (ICEMS …, 2021 | 3 | 2021 |
| Eddy Current Loss Measurement of Permanent Magnets Used in Permanent Magnet Synchronous Machines N Yogal, C Lehrmann, M Henke 2019 IEEE 13th International Conference on Power Electronics and Drive …, 2019 | 3 | 2019 |
| Loss comparison of non-oriented electrical steel materials to be used in PMSM under explosion protection aspects N Yogal, C Lehrmann, B Shen, M Henke 2015 17th European Conference on Power Electronics and Applications (EPE'15 …, 2015 | 3 | 2015 |
| Traceable efficiency determination of a 2.75 MW nacelle on a test bench Z Song, P Weidinger, M Zweiffel, A Dubowik, C Mester, N Yogal, ... Forschung im Ingenieurwesen 87 (1), 259-273, 2023 | 2 | 2023 |
| Analysis of a permanent magnet synchronous machine used in hazardous locations N Yogal, C Lehrmann 15. BAM-PTB-Kolloquium, 1-16, 2019 | 2 | 2019 |
| Evaluation of the uncertainty of a traceable efficiency determination method for wind turbine electrical machines in a small-scale test bench N Yogal, C Lehrmann, H Zhang 11th International Conference on Power Electronics, Machines and Drives …, 2022 | 1 | 2022 |
| Applicability of torque calibration on test benches for electrical machines Z Song, P Weidinger, N Yogal, RS Oliveira, C Lehrmann, R Kumme IMEKO 24th TC3, 14th TC5, 6th TC16 and 5th TC22 International Conference, 2022 | 1 | 2022 |
| Analysis and testing of explosion-protected permanent magnet synchronous machines for operation in hazardous areas N Yogal, C Lehrmann, M Henke 2016 19th International Conference on Electrical Machines and Systems (ICEMS …, 2016 | 1 | 2016 |
| Measurement, simulation and calculation using fourier transformation of iron losses for electrical steel sheets with higher frequency and temperature effects N Yogal, C Lehrmann, M Henke, H Zheng 2016 XXII International Conference on Electrical Machines (ICEM), 2655-2661, 2016 | 1 | 2016 |
