A Low-Cost Voltage Surge Monitor with Temperature Compensation for Electrified Aircrafts †
Abstract
1. Introduction
1.1. The Necessity of a Voltage Surge Monitor in Electrified Aircrafts
1.2. Time Delay in VSMs
1.3. Contribution of This Work
2. Architecture of the VSM
2.1. VSM for Electrified Aircrafts
2.2. VSM Behavior Logic
3. Low-Cost Delay Circuit with Temperature Compensation
3.1. Component Temperature Characteristics
3.2. Circuit Modeling in Full Temperature Range
4. Verification
4.1. Temperature Sweep Simulation
4.2. Hardware Experiment
4.3. Delay Circuit Comparison
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Delay Method | Delay Time Accuracy | Cost |
---|---|---|
Microprocessor | High | Very High |
Dedicated timer chips | High | High |
RC filter with discharge diode | Low (high temperature drift) | Very Low |
Devices | Part Name | Key Features |
---|---|---|
Voltage comparator | LM393BIDR (Texas Instruments, Dallas, TX, USA) | Low input bias current |
Capacitor (for 30 ms delay) | GRM31C5C1H104FA01L (Murata, Kyoto, Japan) | 100 nF ± 1%, C0G |
Capacitor (for 5 ms delay) | GRM2195C1H103FA01D (Murata) | 10 nF ± 1%, C0G |
Resistors (for voltage dividing and time delay) | \ | ±0.1%, ±25 ppm/°C |
Discharge and shunt diodes | BAV99Q-7-F (DIODE Inc., Plano, PX, USA) | 2 diodes in one package |
Delay Method | This Paper | LTC6994 |
---|---|---|
Delay time temperature drift | <0.2% (see Figure 9) | <0.5% [9] |
Delay time error | 1.1% (RC time constant) | <2.3% [9] |
Cost (RMB, data comes from https://www.szlcsc.com/, accessed on 12 July 2024) | 6.406 (one VSM branch) | 30 (just one chip) |
Number of components for time delay | 10 | 1 |
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Song, Z.; Han, J.; Shao, Q.; Ma, Y. A Low-Cost Voltage Surge Monitor with Temperature Compensation for Electrified Aircrafts. Eng. Proc. 2024, 80, 30. https://doi.org/10.3390/engproc2024080030
Song Z, Han J, Shao Q, Ma Y. A Low-Cost Voltage Surge Monitor with Temperature Compensation for Electrified Aircrafts. Engineering Proceedings. 2024; 80(1):30. https://doi.org/10.3390/engproc2024080030
Chicago/Turabian StyleSong, Zhao, Jiarui Han, Qiang Shao, and Yang Ma. 2024. "A Low-Cost Voltage Surge Monitor with Temperature Compensation for Electrified Aircrafts" Engineering Proceedings 80, no. 1: 30. https://doi.org/10.3390/engproc2024080030
APA StyleSong, Z., Han, J., Shao, Q., & Ma, Y. (2024). A Low-Cost Voltage Surge Monitor with Temperature Compensation for Electrified Aircrafts. Engineering Proceedings, 80(1), 30. https://doi.org/10.3390/engproc2024080030