Indawo ephezulu, igesi yepetroleum yepetroli, i-vent ye-valve ikhokelela kwi
Uninzi lweengcingo, iimpompo, kunye ne-veves ye-valuves kwimibhobho kwizikhululo zegesi aziyicothisisa phezulu, ke inokuthathwa njengento engafanelekanga ukuba ihambe igesi. Nangona kunjalo, ezinye izikhululo zegesi zinokufumana ukugqwesa kwimibhobho ngaphakathi nangasemva kwe-compressor ngenxa yomsebenzi oqhelekileyo, ebangele ukuba batsibe. Ifuthe legesi kunye nolwelo olutshiza ngesantya esiphezulu luyamangalisa kwaye luhamba nempempe ebukhali. Ngethamsanqa, akukho mntu wenzakeleyo ngokuma kwindawo yokhuseleko yevalve. Nangona kunjalo, amanqaku efuthe elinamandla asashiywe eludongeni lwezitena malunga neemitha ezi-2 kude ne-valve yokhuseleko. Ke ngoko, ukukhusela ukhuseleko lwabasebenzi, ukukhokela umbhobho owodwa we-valuve yokhuseleko kwi-vent ephezulu okanye indawo ephakamileyo