How to convert the IC engine exhaust gas emission measurement in ppm and % into g/kWh and g/Km?

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Balaji Subramanian

BSHC = (HCin ppm × Molecular weight of HC × (mass of fuel + mass of air) × 3600 × 1000)/ (Molecular weight of exhaust gas × 1000000 × Brake Power)

The converstion formula is given in the follwoing paper

Article Study of PCCI engine operating on pine oil diesel blend (P50...

M. Vikneswaran

Refer to the following paper:

A comparative study on methanol/diesel and methanol/PODE dual fuel RCCI

combustion in an automotive diesel engine