Heavy-duty diesel vehicle loading deceleration cycle emission test system

Main functions
Coasting tests were conducted under different loadsettings according to GB3847.
Specific coasting calculations were performedaccording to GB3847.
Operating condition simulations were performedunder different given load coefficients.
The opacity or absorbance of the exhaust gas wastested at three operating points.
Diesel engine speed measurement.Dynamic power scanning.
Maximum wheel-side power measurement andpower correction.