Nonlinear Modeling and Analysis of Pressure Wave inside CEUP Fuel Pipeline

Table 2

Maximum densities, acoustic wave speeds, and bulk moduli inside CEUP pipeline with diesel and RME fuel.

S. number	Cam rotational speeds (rpm)	Cam angles (°CA)	Diesel			RME
			Density (kg/m^3)	Acoustic wave speed (m/s)	Bulk modulus (GPa)	Density (kg/m^3)	Acoustic wave speed (m/s)	Bulk modulus (GPa)
1	500 rpm	2	854.754	1487.219	1.894	896.848	1537.855	2.126
		6	862.917	1554.833	2.090	906.116	1607.357	2.349
		10	870.926	1620.744	2.289	915.171	1673.793	2.575
		14	878.888	1685.741	2.495	922.057	1723.966	2.756
2	700 rpm	2	852.964	1472.339	1.852	896.052	1531.879	2.108
		6	868.936	1604.409	2.238	912.491	1654.132	2.506
		10	878.270	1680.747	2.478	922.311	1725.825	2.762
		14	889.673	1772.950	2.790	933.573	1806.422	3.077
3	900 rpm	2	855.358	1492.239	1.909	897.314	1541.348	2.137
		6	873.624	1642.839	2.357	918.186	1695.855	2.653
		10	882.819	1717.691	2.600	928.572	1770.802	2.935
		14	896.165	1824.790	2.978	944.104	1879.688	3.400
4	1100 rpm	2	858.616	1519.258	1.986	901.015	1569.045	2.225
		6	878.963	1686.392	2.497	923.371	1733.491	2.791
		10	890.580	1780.219	2.815	937.361	1833.048	3.190
		14	900.736	1860.883	3.117	944.045	1879.211	3.399
5	1300 rpm	2	860.648	1536.082	2.035	904.264	1593.259	2.303
		6	879.384	1689.813	2.508	925.310	1747.476	2.844
		10	899.211	1848.928	3.069	944.930	1885.323	2.427
		14	905.087	1895.070	3.253	948.752	1911.111	3.555