Sensor Fault-Tolerant Control Design for Magnetic Brake System
Abstract
:1. Introduction
- Proposing a sensor active FTC system for magnetic brakes based on iterative learning control.
- Developing a model of a magnetic brake by means of the mixture of state-space neural network models and gain scheduling.
- Performing fault accommodation analysis for various types of sensor faults.
2. Magnetic Brake
3. Iterative Learning Control
4. Model Design
5. Sensor Fault-Tolerant Control
5.1. Fault Detection and Accommodation
5.2. Fault-Tolerant Control
- scenario —abrupt fault, multiplicative type, fault intensity: ;
- scenario —abrupt fault, additive type, fault intensity: ;
- scenario —abrupt fault, additive type, fault intensity: ;
6. Concluding Remarks
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Model no. | v | ||
---|---|---|---|
1 | 2 | 5 | hyperbolic tangent |
2 | 2 | 5 | hyperbolic tangent |
3 | 3 | 5 | hyperbolic tangent |
4 | 3 | 5 | hyperbolic tangent |
5 | 3 | 5 | hyperbolic tangent |
6 | 3 | 5 | hyperbolic tangent |
7 | 3 | 5 | hyperbolic tangent |
Scenario | Type | Size | Remarks | |
---|---|---|---|---|
abrupt/multiplicative | 0.01 | 1 | At some trials the diagnostic signal was below the threshold | |
abrupt/multiplicative | 0.008 | undetected | Oscillations around threshold | |
abrupt/multiplicative | 0.006 | undetected | The diagnostic signal was permanently below the threshold | |
abrupt/additive | 0.01 | undetected | The diagnostic signal was permanently below the threshold | |
incipient/additive | 0.02 | 5 | — | |
incipient/additive | 0.01 | 6 | — | |
incipient/additive | 0.007 | undetected | The diagnostic signal was permanently below the threshold |
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Patan, K.; Patan, M.; Klimkowicz, K. Sensor Fault-Tolerant Control Design for Magnetic Brake System. Sensors 2020, 20, 4598. https://doi.org/10.3390/s20164598
Patan K, Patan M, Klimkowicz K. Sensor Fault-Tolerant Control Design for Magnetic Brake System. Sensors. 2020; 20(16):4598. https://doi.org/10.3390/s20164598
Chicago/Turabian StylePatan, Krzysztof, Maciej Patan, and Kamil Klimkowicz. 2020. "Sensor Fault-Tolerant Control Design for Magnetic Brake System" Sensors 20, no. 16: 4598. https://doi.org/10.3390/s20164598
APA StylePatan, K., Patan, M., & Klimkowicz, K. (2020). Sensor Fault-Tolerant Control Design for Magnetic Brake System. Sensors, 20(16), 4598. https://doi.org/10.3390/s20164598