EN14181 Task Group
Practical guidance and work protocols around EN 14181.
This group, representing process operators, regulators, test houses, suppliers of CEMs and consultants, is focused on developing additional practical guidance and work protocols. The intention is to build on the pragmatic UK approach to EN 14181.
- Terms of Reference (EN 14181; EN ISO 16911)
- Stack flow: uncertainty and rectangular ducts
- CO2 and N2O requirements
- DAHS averaging
- AST versus repeat QAL2 every year
- AST failures
- Measurement uncertainty at low concentrations