Table 3 Measurement methods, techniques and technical guidelines for the determination of emissions at the investigated AD plants [15]
From: Digestion of bio-waste - GHG emissions and mitigation potential
Compound | Kind of determination | Measurement methods | Measurement techniques | German technical guideline used for the calculation of emissions |
|---|---|---|---|---|
Total carbon | Continuously, online data | Flame ionization detection (FID) | Bernath Atomic 3006 | VDI 3481 - 3, VDI 3481 - 4, DIN EN 12619, DIN EN 13526 |
Methane | Continuously, online data | Infra-red (IR) method | ABB Advance Optima URAS 14 | Â |
Nitrous oxide | Continuously, online data | Infra-red (IR) spectroscopy | ABB Advance Optima URAS 14 | DIN EN ISO 21258 |
Methane | Discontinuously, laboratory analysis | Gas chromatography (GC) with autosampler | Sampling with evacuated vials | DIN EN ISO 25139 |
Nitrous oxide | Discontinuously, laboratory analysis | Gas chromatography (GC) with autosampler | Sampling with evacuated vials | VDI 2469 - 1 |
Ammonia | Discontinuously, laboratory analysis | Wet chemical methods with sulfuric acid | Sampling with Desaga-pump and 2 wash bottles | VDI 3496 - 1 |