Izindaba Zezimboni

Ukuvala ama-valve ebhola ikakhulukazi kuncike ekulinganeni okuqinile phakathi kwebhola nesihlalo sevalvu.

Isizathu sokuthi kungani ama-valve ebhola akwazi ukuvuleka nokuvala ngokushesha kungenxa yendlela yawo eyingqayizivele yokuvula nokuvala kanye nokwakheka kwesakhiwo.

Ukuxazulula izinkinga zama-valve okuhlola kufanele kuhlanganiswe nezinhlobo ezivamile zamaphutha futhi kuhlaziywe ngokuhlelekile isinyathelo ngesinyathelo.

Njengesisetshenziswa esibalulekile sokuvimbela ukubuyela emuva okuphakathi, ama-valve okuhlola asetshenziswa kakhulu ezinhlelweni zamapayipi.

Bheka i-valve, eyaziwa nangokuthi i-Check valve noma i-valve yendlela eyodwa, iyingxenye ebalulekile ezinhlelweni zokulawula uketshezi. Inhloso yayo eyisisekelo ukuvikela emuva okuphakathi nendawo, kuqinisekiswe ukugeleza kwamanzi okukodwa, ukuvikela imishini, futhi kugcinwe ukusebenza kohlelo oluzinzile.

Ukukhethwa kwama-valves ama-valves ezindawo zokushisa okuphansi kufanele kubhekwe ngokugcwele ezicini ezintathu: ukuqina kwezinto ezibonakalayo, ukusebenza uphawu, kanye nokwakheka okuhlelekile, kanye nokwakheka okuhlelekile