Enyanisweni, iipayipi zemizi-mveliso azingqukuva ngokupheleleyo, kwaye le meko ixhaphakile. Izizathu eziphambili zezi zilandelayo: Iipayipi zentsimbi ezingenamthungo zoshishino zenziwa ngokuqengqeleka okubandayo okanye ukolulwa okushushu. Ububanzi bepayipi ngokubanzi bufikelela kwi-≤DN2000, kwaye impazamo ye-ovality iyavunyelwa. Ngaphezu koko, i-ovality yeepayipi zentsimbi inxulumene ngokusondeleyo nokuba iveliswa ngamashishini amakhulu esinyithi asemthethweni okanye amashishini amancinci esinyithi, aneempawu ezahlukeneyo. I-ovality yeepayipi zentsimbi ezinophawu incinci kakhulu, ngelixa eyeepayipi zentsimbi ezingenaphawu imbi kakhulu. Kwezinye iipayipi zentsimbi ze-DN300, impazamo ephezulu yobubanzi inokufikelela kwi-5mm. Ukongeza kwiipayipi zentsimbi ezingenamthungo, inani elikhulu leepayipi ezisetyenziselwa ukuthutha ulwelo oluphantsi koxinzelelo ziipayipi ezidityanisiweyo ze-spiral seam. Isalathisi sazo se-ovality sibi kakhulu kuneseepayipi zentsimbi ezingenamthungo ezenziwe ngoomatshini. Kufuneka siqaphele ezi meko xa sisebenzisa ezi payipi ngeenjongo zokulinganisa. I-ovality yeepayipi zentsimbi ayinampembelelo ekuthuthweni kolwelo kwinkqubo yemveliso yemizi-mveliso. Nangona kunjalo, xa kufikwa kwizicelo zokulinganisa ukuhamba kwamanzi, ezifana nokufaka ii-ultrasound flowmeters zangaphandle okanye ezinye izixhobo zokuhamba kwamanzi, ukuba umahluko we-ovality ubalulekile, uya kuba nefuthe elithile. Xa ufaka kwindawo, kufuneka kuqwalaselwe ukukhetha icandelo lombhobho elineemeko ezingcono.
Ixesha leposi: Epreli-15-2025