Enye yezindawo zokulinganisa eziyingqayizivele amashaneli avulekile, lapho ukugeleza koketshezi endaweni ekhululekile "kuvulekele" emoyeni ngezikhathi ezithile. Lokhu kungase kube nzima ukukukala, kodwa ukunaka ngokucophelela ubude bokugeleza nendawo ye-flume kungasiza ukukhulisa ukunemba nokuqinisekiswa.
Ezweni lokulinganisa amanzi okusebenzayo nokunembile, kunamathuluzi amaningana ongakhetha kuwo. Kuye ngesimo, ukugeleza koketshezi kanye nendawo lapho kudingeka khona ukukalwa kwamanzi, cishe kunesixazululo esisebenzayo sokulinganisa uketshezi. Kodwa-ke, enye yezindawo zokulinganisa eziyingqayizivele yileyo yamashaneli avulekile - ahlanganisa imisele yokunisela, imifudlana, izinqubo zokusetshenzelwa kwamanzi, kanye nesistimu yokukhuculula indle yamanzi ezikhukhula - lapho ukugeleza koketshezi endaweni ekhululekile "kuvuleleka" emoyeni ngezikhathi ezithile.
Ukulinganisa ukugeleza okuphumelelayo kwesiteshi esivulekile kungaba yinselele. Iziteshi zokugeleza okuvulekile azicindezelwa, ngakho-ke izakhi zokulinganisa zamapayipi agcwele njenge-Venturi, ama-electromagnetic noma ama-strap-on-transit-time flow metres awasebenzi. Indlela evamile yokulinganisa ukugeleza ngeshaneli evulekile ukukala ubude noma "ikhanda" loketshezi njengoba ludlula umkhawulo (njengomtshingo noma i-weir) esiteshini. Kunoma isiphi isiteshi esivulekile esigeleza mahhala ngesici esithile esilawulwayo semitha esiyinhloko, ukuphakama kokugeleza (ikhanda) kungaba inkomba enembile yevolumu yokugeleza ngakho-ke inikeza isilinganiso esinengqondo sezinga lokugeleza.
Khona-ke i-Doppler radar yamanzi level flowmeter esiyithuthukisile ingafinyelela isilinganiso esinembile
Isiphetho
Isilinganiso sokugeleza esinembile samashaneli avulekile siya sibaluleke kakhulu. Ukutsheka okubanzi, ukwakheka kwenhlabathi noma izinguquko ezinkulu kujometri, futhi ngokuvamile, kungaba nomthelela omubi ekunembeni nasekuthembekeni komtshingo we-Parshall wendabuko. Ngenxa yokuncipha kwamanzi agelezayo atholakalayo kuhlanganiswe nokubaluleka kokulinganisa nokulawula ukugeleza koketshezi lwendle nokunye ukugeleza koketshezi oluvulekile, kufanele kucatshangelwe ukunemba ukuze kukhethwe isixazululo esisebenzayo. Ukuletha imiphumela ethembekile, elandelekayo kudinga ukubheka ngale kweminikelo evamile esizukulwaneni esilandelayo sezisombululo zokulinganisa ukugeleza okulandelekayo okulandelekayo.
Isikhathi sokuthumela: Oct-14-2024