SN EN ISO 11771:2011
Current
The latest, up-to-date edition.
AIR QUALITY - DETERMINATION OF TIME-AVERAGED MASS EMISSIONS AND EMISSION FACTORS - GENERAL APPROACH
Hardcopy
01-03-2011
ISO 11771:2010 specifies a generic method for the determination and the reporting of time-averaged mass emissions from a specific installation or of a family of installations (or common source type), using data collected by measurements, and by establishing: mass emission rates by the simultaneous measurement of concentration and gas flow, using standardized manual or automatic methods, and also the estimation of the uncertainty of the measurements; time-averaged mass emission rates using time series of mass emission rate values, their uncertainty characteristics, and also the determination of the expanded uncertainty of the average; time-averaged emission factors for a specific installation or of a family of installations and their associated uncertainty characteristics; a quality management system to assist the process of inventory quality assurance and verification.
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