A New Method for Active Cancellation of Engine Order Noise in a Passenger Car
Abstract
:Featured Application
Abstract
1. Introduction
2. Development of Novel Algorithm for Control of Amplitude of Order Sound
2.1. Conventional Method for ANC of Engine Noise
2.2. Novel Optimized Weights-LMS Algorithm: OW-FxLMS
3. Simulation and Validation of the Proposed Algorithm
3.1. Synthesizing the Engine Noise Signal Inside a Car Cabin
3.2. Validation of the Proposed Algorithm
4. OW-FxLMS Algorithm for ANC of Engine Noise
5. Application of the OW-Fxlms Algorithm to ANC of Interior Noise
5.1. Experimental Setup and Procedure
5.2. Measurement of the Impulse Response of the Secondary Path
5.3. Application of Adaptive Algorithms to ANC for Interior Noise
5.4. Performance of the ANC System with OW-FxLMS
6. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Parameters: | Lo = Number of Taps | |
---|---|---|
Initial condition: | w (0) = 0 | Use Equation (16) |
Data | ||
(a) Given: | (n); Lo-by-1 tap input vector | |
: Normalized sinusoidal signal | ||
d(n): desired response at time n | : Measured impulse response of the 2nd path of the system includes electric part. | |
Note: ⊗ means convolution | ||
(b) To be computed: | w(n + 1) = estimate of tap-weight vector at time n + 1 | |
Computation: | n = 0, 1, 2, … | |
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Lee, S.-K.; Lee, S.; Back, J.; Shin, T. A New Method for Active Cancellation of Engine Order Noise in a Passenger Car. Appl. Sci. 2018, 8, 1394. https://doi.org/10.3390/app8081394
Lee S-K, Lee S, Back J, Shin T. A New Method for Active Cancellation of Engine Order Noise in a Passenger Car. Applied Sciences. 2018; 8(8):1394. https://doi.org/10.3390/app8081394
Chicago/Turabian StyleLee, Sang-Kwon, Seungmin Lee, Jiseon Back, and Taejin Shin. 2018. "A New Method for Active Cancellation of Engine Order Noise in a Passenger Car" Applied Sciences 8, no. 8: 1394. https://doi.org/10.3390/app8081394
APA StyleLee, S.-K., Lee, S., Back, J., & Shin, T. (2018). A New Method for Active Cancellation of Engine Order Noise in a Passenger Car. Applied Sciences, 8(8), 1394. https://doi.org/10.3390/app8081394