Thepa ea phepelo ea metsi e se nang khatello e mpe ke mofuta oa lisebelisoa tsa phepelo ea metsi tse hatelletsoeng ka kotloloho, tse hokahaneng ka kotloloho le marang-rang a phepelo ea metsi a masepala ke setsi sa phepelo ea metsi a khatello, 'me se fana ka metsi ka tatellano motheong oa khatello e setseng ea phala ea masepala. marang-rang ho etsa bonnete ba hore khatello ea marang-rang ea phala ea masepala ha e fokotsehe ho feta khatello ea tšireletso e behiloeng (e ka ba 0 khatello ea khatello e lekanyelitsoeng, 'me ha e le ka tlase ho 0, e bitsoa khatello e mpe).
Moko oa marang-rang oa phala ea khatello e phahameng (ha ho na khatello e mpe) lisebelisoa tsa phepelo ea metsi ke mokhoa oa ho thibela khatello e mpe nakong ea ts'ebetso ea sistimi ea phepelo ea metsi a khatello ea bobeli, ho felisa ts'ebetso ea ts'ebetso ea yuniti ho marang-rang a phala ea masepala, le ho fihlela ts'ebetso e bolokehileng, e tšepahalang. phepelo ea metsi e tsitsitseng, e tsitsitseng le e tsoelang pele molemong oa ho netefatsa hore tšebeliso ea metsi ea basebelisi ba haufi ha e amehe.
Thepa ea phepelo ea metsi e se nang khatello e mpe e boetse e tsejoa e le sesebelisoa sa phepelo ea metsi sa pipe network superimposed pressure superimposed.Haholo-holo ho na le lisebelisoa tsa phepelo ea metsi tsa mofuta oa tanka tse se nang khatello e mpe le mofuta oa lebokose la lisebelisoa tsa phepelo ea metsi tse se nang khatello e mpe 'marakeng.
Sesebediswa sa phepelo ya metsi se nang le kgatello e sa tsitsang se hoketswe ka kotloloho le marangrang a dipeipi tsa masepala, mme se fana ka metsi ka tatellano ho latela kgatello e setseng ya marangrang a dipeipi tsa masepala.
(1) Phepelo e feto-fetohang ea phepelo ea metsi ka khatello e sa fetoheng: ha molumo oa phepelo ea metsi oa marang-rang a lipeipi tsa masepala o le kholo ho feta ts'ebeliso ea metsi ea mosebelisi, tanka e sa khaotseng ea mofuta oa khatello e mpe ea lisebelisoa tsa phepelo ea metsi e fana ka metsi ka maqhubu a feto-fetohang le khatello e sa fetoheng.Ka nako ena, metsi a mangata a hatelitsoeng a bolokiloe ka tanka ea ho phalla kamehla.
(2) Ho felisoa ha khatello e mpe: ha khatello ea ho hokahanya pakeng tsa marang-rang a liphaephe tsa masepala le tanka e tsitsitseng ea metsi e theoha ka lebaka la ho eketseha ha metsi a sebelisoang ke basebelisi, ha khatello e theoha ka tlas'a khatello e lekanyelitsoeng 0, khatello e mpe e tla thehoa. ka tanka ea ho phalla e tsitsitseng, valve e kenang ea "vacuum suppressor" e tla buleha, 'me sepakapaka se tla kena ka tanka ea ho phalla e tsitsitseng.Ka nako ena, tanka ea ho phalla e tsitsitseng e lekana le tanka ea metsi e bulehileng e nang le metsi a sa lefelloeng.Khatello e tšoana le sepakapaka, 'me khatello e mpe e felisoa.Ha boemo ba metsi bo theohela ho boleng bo behiloeng, molaoli oa boemo ba mokelikeli o fetisetsa letšoao la taolo tsamaisong ea taolo ea khabinete ea ho fetola phetoho ho laola mochine o hatellang ho emisa ho sebetsa le mosebedisi ho emisa phepelo ea metsi;Ha tšebeliso ea metsi ea mosebedisi e fokotseha, boemo ba metsi ka tanka ea phallo e tsitsitseng boa phahama, 'me khase e ntšoa ho valve ea ho ntša metsi ea vacuum suppressor.Ka mor'a hore khatello e khutlele ho tloaelehileng, mochine oa khatello o tla qala hape ka bohona ho tsosolosa phepelo ea metsi.
(3) Ts'ebetso ea ho koala le ho koala metsi: ha marang-rang a lipeipi tsa masepala a khaotsoe, setsi sa khatello e tla khaotsa ho sebetsa tlas'a taolo ea molaoli oa boemo ba mokelikeli.Ka mor'a hore metsi a marang-rang a lipeipi tsa masepala a tsosolosoe .