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Research on real-time monitoring technology of battery health state during electric vehicle switching process

Zhaona Lu

Zhaona Lu

School of Automotive Engineering, Nantong Institute of TechnologyNantong, China
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Lu, Zhaona
  
05 feb 2025
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Publicado en línea: 05 feb 2025
Recibido: 13 sept 2024
Aceptado: 30 dic 2024
DOI: https://doi.org/10.2478/amns-2025-0070
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© 2025 Zhaona Lu, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Figure 1.

The development trend of new energy electric cars
The development trend of new energy electric cars

Figure 2.

Power supply model diagram
Power supply model diagram

Figure 3.

Battery status transfer relationship
Battery status transfer relationship

Figure 4.

Random fragment data selection
Random fragment data selection

Figure 5.

Battery status database
Battery status database

Figure 6.

Constant current condition and pulse condition voltage contrast and error
Constant current condition and pulse condition voltage contrast and error

Figure 7.

Aging database matching results
Aging database matching results

Figure 8.

Curve matching
Curve matching

Figure 9.

Random fragment data soc estimates
Random fragment data soc estimates

Figure 10.

System block diagram
System block diagram

Battery status data

Serial number λn/nm Ky(pm/℃) R2
1 1631 10.15 0.9976
2 1636 10.40 0.9931
3 1641 10.29 0.9933
4 1646 10.31 0.9981
5 1651 10.22 0.9970
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Ciencias de la vida, Ciencias de la vida, otros, Matemáticas, Matemáticas aplicadas, Matemáticas generales, Física, Física, otros
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