Investigation of Diesel Nanoparticle Nucleation Mechanisms

Figures & data

FIG. 1 Experimental setup.

FIG. 2 Schematic diagram of the electrostatic precipitator.

FIG. 3 Particle size distributions with and without turning on the electrostatic filter at 10% 1400 rpm.

FIG. 4 Stratification factor change during expansion stroke.

FIG. 5 Mixture and chamber average temperatures and ion recombination coefficient plotted against time during expansion stroke.

FIG. 6 Rates of ion removal by recombination (−dn₁/dt) and attachment to the surface of soot particles (−dn₃/dt).

FIG. 7 Evolution of ion concentration during expansion stroke, concentration in the cylinder and concentration corrected to standard conditions are shown.