This Standard specifies PEMS measurement method and technical specification for exhaust pollutants from heavy-duty diesel and gas fuelled vehicles. It is applicable to emission compliance inspection and in-use compliance inspection of new production vehicles of heavy-duty diesel vehicles and gas-fueled vehicles that meet stage 5 of GB 17691-2005. This Standard is applicable to measurement of exhaust pollutants from M2, M3, N2 (but excluding low-speed goods vehicles) and N3 vehicles that are equipped with compression ignition, gas fuel ignition engines with a design speed of more than 25km/h, as well as M1 vehicles that a total mass is greater than 3500kg.
Basic Data
Standard ID
HJ 857-2017 (HJ857-2017)
Description (Translated English)
Measurement method and technical specification for PEMS test of exhaust pollutants from heavy-duty diesel and gas fuelled vehicles
Sector / Industry
Environmental Protection Industry Standard
Classification of Chinese Standard
Z60
Word Count Estimation
22,245
Date of Issue
2017-09-19
Date of Implementation
2017-10-01
Regulation (derived from)
Ministry of Environmental Protection Bulletin 2017 No. 49
