Experimental Analysis for Nitrogen Oxide Reduction in a Diesel Engine by the Hydrogen-Assisted Selective Catalytic Reduction Technique

Table 3

AVL smoke meter specification details.

Description	Measurement range	Resolution
Opacity	0–100%	0.1%
Absorption (K value)	0–99.99 m^−1	0.01 m^−1
Engine speed (RPM)	400–6000 min^−1	1 rpm