Abstract
The temperature of lithium-ion battery is critical for battery life-span and safety reliability. At present, the widely used temperature measuring method can only measure the surface temperature of the battery, but cannot measure the actual temperature inside the battery. Besides, the method is greatly affected by ambient temperature, and the accuracy is limited. To solve the above problems, we proposed a new noninvasive temperature measuring method based on magnetic nanoparticles for electric vehicle lithium-ion battery. At first, the mechanism of magnetic nanoparticles for battery temperature measurement was studied. Then, a temperature measuring model was established. Excitation and measurement system of AC magnetic field was built for temperature measuring experiments. The test results demonstrated that the proposed method could accurately measure the internal temperature of the battery.
| Original language | English |
|---|---|
| Title of host publication | I2MTC 2018 - 2018 IEEE International Instrumentation and Measurement Technology Conference |
| Subtitle of host publication | Discovering New Horizons in Instrumentation and Measurement, Proceedings |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 1-5 |
| Number of pages | 5 |
| ISBN (Electronic) | 9781538622223 |
| DOIs | |
| State | Published - 10 Jul 2018 |
| Externally published | Yes |
| Event | 2018 IEEE International Instrumentation and Measurement Technology Conference, I2MTC 2018 - Houston, United States Duration: 14 May 2018 → 17 May 2018 |
Publication series
| Name | I2MTC 2018 - 2018 IEEE International Instrumentation and Measurement Technology Conference: Discovering New Horizons in Instrumentation and Measurement, Proceedings |
|---|
Conference
| Conference | 2018 IEEE International Instrumentation and Measurement Technology Conference, I2MTC 2018 |
|---|---|
| Country/Territory | United States |
| City | Houston |
| Period | 14/05/18 → 17/05/18 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- battery temperature measurement
- electric vehicle
- lithium-ion battery
- magnetic nanoparticle
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