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Exhaust Port Shapes for Sound and Power
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English
Abstract
A theoretical analysis is presented that predicts significant reductions in exhaust pulse amplitudes and hence exhaust noise levels by varying the shape of the exhaust port in a spark-ignited 2-cycle engine. Verification and correlation with experimental results are also presented.
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Citation
Johnston, M., "Exhaust Port Shapes for Sound and Power," SAE Technical Paper 730815, 1973, https://doi.org/10.4271/730815.Also In
References
- Blair G. P. Coates S. W. “Noise Produced by Unsteady Exhaust Efflux from an Internal Combustion Engine.” Paper 730160 SAE Automotive Engineering Congress Detroit January 1973
- Wallace F. J. Nassif M. H. “Air Flow in a Naturally Aspirated Two Stroke Engine.” Proc. IME 168 1954 515