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Electromagnetic interference prediction technology of new energy motor drive system

Chao Chen

Chao Chen

Lishui UniversityLishui, China
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Chen, Chao
 und 
Hongqiang Zhou

Hongqiang Zhou

Lishui UniversityLishui, China
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Zhou, Hongqiang
  
23. Dez. 2022
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Online veröffentlicht: 23. Dez. 2022
Seitenbereich: 625 - 638
Eingereicht: 20. Juni 2022
Akzeptiert: 09. Juli 2022
DOI: https://doi.org/10.2478/amns.2021.2.00273
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© 2023 Chao Chen et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Fig. 1

Literature quantity of EMI prediction reports. EMI, electromagnetic interference
Literature quantity of EMI prediction reports. EMI, electromagnetic interference

Fig. 2

Common mode interference
Common mode interference

Fig. 3

Differential mode interference
Differential mode interference

Fig. 4

Propagation path of common-mode interference
Propagation path of common-mode interference

Fig. 5

Propagation path of differential mode interference
Propagation path of differential mode interference

Fig. 6

1- Battery; 2- Artificial power network; 3- EUT; 4- Virtual load; 5-ground plane connection; 6- Power cord; 7- Insulation layer; 8- cable; 9- Test tools; 10- load; 11- Board connector Schematic diagram of conducted radiation test
1- Battery; 2- Artificial power network; 3- EUT; 4- Virtual load; 5-ground plane connection; 6- Power cord; 7- Insulation layer; 8- cable; 9- Test tools; 10- load; 11- Board connector Schematic diagram of conducted radiation test

Fig. 7

1-oscilloscope; 2- Signal processor; 3- Artificial power network; 4- Motor drive system; 5-ground plane connection; 6- the power cord A schematic diagram of instantaneous pulse test
1-oscilloscope; 2- Signal processor; 3- Artificial power network; 4- Motor drive system; 5-ground plane connection; 6- the power cord A schematic diagram of instantaneous pulse test

Fig. 8

Radiation test system structure diagram
Radiation test system structure diagram

Fig. 9

Test results of 1A current conduction
Test results of 1A current conduction

Fig. 10

Test results of 2A current conduction
Test results of 2A current conduction

Fig. 11

Radiation test results at 7A current
Radiation test results at 7A current

Fig. 12

Radiation test results at 1A current
Radiation test results at 1A current

Fig. 13

(a) 2A; (b) Radiation test results at 5A current
(a) 2A; (b) Radiation test results at 5A current
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