JJF 1227-2009
Calibration Spectification for Exhaust Pollutants from Gasoline Vehicle under Steady-state Loaded Mode Measurement System (English Version)

Standard No.

JJF 1227-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

National Metrological Technical Specifications of the People's Republic of China

Latest

JJF 1227-2009

Scope

This specification is applicable to the calibration of various types of steady-state loading pollutant emission detection systems (hereinafter referred to as detection systems) of gasoline vehicles. The calibration of the steady-state loading pollutant emission detection system of other ignition engine vehicles can be performed as a reference.

JJF 1227-2009 Referenced Document

• GB 18285-2005 Limits and measurement methods for exhaust pollutants from vehicles equipped ignition engine under two-speed idle conditions and simple driving mode conditions
• JJG 455-2000 Verification Regulation of Working Dynamometers*， 2024-04-19 Update
• JJG 688-2007 Vehicle Exhaust Emissions Measuring Instruments

JJF 1227-2009 history

• 2009 JJF 1227-2009 Calibration Spectification for Exhaust Pollutants from Gasoline Vehicle under Steady-state Loaded Mode Measurement System
• 1970 JJF 1227-1990 3-30 cubic meters per hour gas flow benchmark operating technical specifications