Page 284 - Engine IQflip'21

Requirements for the utilization of LFG

Technical Instruction TA 1000-0300

Trace substances and impurities

Sulphur
⁄ H S < 700 mg/100% CH : the oil service life is noticeably reduced
2
4
above a total sulphur content of approx. 50 mg/100% CH 4
⁄ H S < 1200 mg/100% CH : with limited warranty
2
4
⁄ H S < 200 mg/100% CH : to engines with prechamber
4
2
Effects
⁄ Acidification of oil
⁄ Reduced Oil lubricity

⁄ SO + H O → corrosion
2
x
⁄ Deposits in exhaust gas heat exchanger, when temperature is below dew
point

Ammonia
⁄ NH < 50 mg/100% CH 4
3
⁄ Higher NH values in the fuel gas may result in the NO values
x
3
for the engine exhaust gas stated in the specification being exceeded

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