Kugwiritsa ntchito mafani kumasiyana malinga ndi malo awo. Mu mpweya mpweya, Mafani oyambilira nthawi zambiri amakhala osaphulika chifukwa chotulutsa mpweya wokhala ndi zinthu zophulika ngati methane. Chifukwa chake, miyezo yofanana ndi kuphulika ndi ziphaso zachitetezo cha malasha zomwe zimagwira ntchito mobisa zimafunikira kwa mafani awa.
Motsutsana, mafani omwe amagwiritsidwa ntchito poyandama komanso mpweya wabwino wamigodi amagwira ntchito zosiyanasiyana. Kuyandama kumafuna mpweya wopanikizika, kawirikawiri pakati pa 0.6-0.8MPa, opangidwa ndi compressor. Ma compressor awa amapereka mpweya wothamanga kwambiri, ndi choncho, mafani omwe akugwira nawo ntchitoyi safunikira zinthu zosaphulika.