Research on Experimental Method for Obtaining Independent Combustion Noise of Internal Combustion Engine

<div>Spectrum of measured vibration signal and independent pure combustion noise. (a) 1500 rpm and no-load condition and (b) 800 rpm and no-load condition.</div>

Shock and Vibration

fig17

Figure 17

Figure 17: Research on Experimental Method for Obtaining Independent Combustion Noise of Internal Combustion Engine 