Xa kulinganiswa ukuhamba komjelo ovulekileyo, iindlela ezimbini ezisetyenziswa kakhulu yindlela yendawo yesantya kunye nendlela ye-weir kunye nendlela ye-channel. Zombini ezi ndlela zineempawu kunye nokusetyenziswa kwazo okwahlukileyo, kwaye ukuqonda umahluko wazo kubalulekile ekukhetheni iteknoloji yokulinganisa ukuhamba efanelekileyo kwimeko ethile.
Imitha yokuhamba kwendlela yesantya:
Indlela yesantya, eyaziwa ngokuba yindlela yokudada, yindlela esetyenziswa kakhulu ekulinganiseni ukuhamba komjelo ovulekileyo. Le ndlela ibandakanya ukulinganisa isantya samanzi ahamba kwiindawo ezahlukeneyo zomjelo uze ubale isantya sokuhamba ngokusekwe kwindawo enqamlezileyo yomjelo.
Enye yezona zinto zibalulekileyo kwindlela yokulinganisa isantya somjelo kukusebenzisa imitha yokuhamba kwamanzi, esisixhobo esilinganisa isantya sokuhamba kwamanzi. Le ndlela isebenzisa iintlobo ezahlukeneyo zeemitha zokuhamba kwamanzi, kuquka imitha yokuhamba kwamanzi kagesi, i-ultrasound, kunye nemitha yokuhamba kwamanzi. Ezi zixhobo zibekwe kwiindawo ezahlukeneyo kwitshaneli ukuze zibambe idatha yesantya, esetyenziswa ukubala amazinga okuhamba kwamanzi.
Indlela yesantya sommandla ifanelekile kwiindlela ezahlukeneyo zokuhamba kwamanzi kwimijelo evulekileyo, kuquka imilambo, imilambo, kunye nemijelo yokunkcenkceshela. Ibonelela ngomlinganiselo wokuhamba kwamanzi ochanekileyo nothembekileyo, nto leyo eyenza ukuba ibe lukhetho oludumileyo kwiiprojekthi ezininzi zolawulo lwamanzi kunye nokujonga okusingqongileyo.
Isixhobo sokujika i-flowmeter esivulekileyo se-Weir channel:
Kwelinye icala, indlela ye-weir kunye ne-channel yenye indlela esetyenziswa kakhulu ekulinganiseni ukuhamba komjelo ovulekileyo. Le ndlela ibandakanya ukusetyenziswa kwe-weir, isakhiwo esibekwe phezu komjelo ukudala iimeko ezithile zokuhamba. Inqanaba lamanzi phezulu komjelo liyalinganiswa kwaye ukukhupha kubalwa ngokusekelwe kwiimpawu ze-weir kunye nenqanaba lamanzi.
IiWeirs zinokuza ngeemilo ezahlukeneyo kunye nobukhulu, kuquka iiweirs ze-V-notch, iiweirs eziziingxande, kunye neeweirs ze-trapezoidal, nganye yenzelwe ukusetyenziswa komlinganiselo othile wokuhamba. Indlela yeweirs kunye ne-channel iluncedo kakhulu apho iimeko zokuhamba ezihambelanayo neziqikelelweyo zinokudalwa, okuvumela ukubalwa kokuhamba okuchanekileyo.
Umahluko kunye nezicelo:
Umahluko ophambili phakathi kwendlela yesantya kunye nendlela ye-weir kunye ne-channel yindlela esetyenziselwa ukulinganisa isantya sokuhamba. Indlela yesantya igxile ekubambeni isantya samanzi kwiindawo ezahlukeneyo kwi-channel, ngelixa indlela ye-weir-channel ixhomekeke ekusebenziseni isakhiwo se-weir ukudala iimeko ezithile zokuhamba.
Ukukhetha phakathi kwezi ndlela zimbini kuxhomekeke kwiimfuno ezithile zokusetyenziswa komlinganiselo wokuhamba kwamanzi. Indlela yendawo yesantya ifanelekile kwiimeko apho kufuneka umlinganiselo wokuhamba kwamanzi oqhubekayo, ngexesha langempela, njengeendawo zamanzi zendalo kunye nemijelo yokunkcenkceshela. Indlela ye-weir kunye ne-channel, kwelinye icala, ifanelekile kwiimeko apho iimeko zokuhamba kwamanzi ezilawulwayo zinokumiselwa khona, njengezityalo zonyango lwamanzi amdaka kunye nemijelo yokukhupha amanzi kwimizi-mveliso.
Ukuqukumbela, zombini indlela yesantya kunye nendlela ye-weir kunye ne-channel ziindlela ezixabisekileyo zokulinganisa ukuhamba komjelo ovulekileyo. Ukuqonda umahluko phakathi kwezi ndlela kunye nokusetyenziswa kwazo kubalulekile ekukhetheni indlela efanelekileyo yokulinganisa ukuhamba komjelo kwimeko ethile. Ngokukhetha indlela efanelekileyo, imilinganiselo yokuhamba komjelo echanekileyo nethembekileyo inokufumaneka, inegalelo kwimizamo yokulawula amanzi ngempumelelo kunye nokujonga okusingqongileyo.
Ixesha leposi: Meyi-26-2024