Kwihlabathi lolawulo lwamanzi amdaka, ukukwazi ukulinganisa ngokuchanekileyo ukuhamba kwamanzi kwiindawo ezinzima zolwelo kubalulekile. Kulapho ke iimitha zokuhamba zeDoppler eziphathwayo zisebenza khona, zibonelela ngesisombululo esiguquguqukayo sokujonga ukuhamba kwamanzi amdaka, i-slurry kunye ne-sludges. Ukukwazi kwazo ukulinganisa ngokufanelekileyo ukuhamba kwamanzi amdaka aneebhamuza zomoya okanye izinto eziqinileyo ezixhonyiweyo kuzenza zilungele ukusetyenziswa ngeendlela ezahlukeneyo kushishino lokunyanga amanzi amdaka.
Enye yezona nzuzo ziphambili zeemitha zokuhamba zeDoppler eziphathwayo kukuziqhelanisa kwazo neendawo ezahlukeneyo zolwelo. Iimitha zokuhamba zemveli zinokusokola ukubonelela ngemilinganiselo echanekileyo kulwelo olune-turbulence ephezulu, amaqamza, okanye izinto eziqinileyo ezixhonyiweyo. Nangona kunjalo, iimitha zokuhamba zeDoppler zisebenzisa itekhnoloji ye-ultrasonic ukulinganisa isantya samaqhekeza okanye amaqamza ngaphakathi kolwelo, nto leyo eyenza ukuba zifaneleke kakuhle kwezi meko zinzima.
Ubukho bamaqamza omoya kunye nezinto eziqinileyo ezixhonyiweyo buqhelekile kwizityalo zonyango lwamanzi amdaka. Iimitha zokuhamba zemveli zinokusokola ukubonelela ngokufundwa okuchanekileyo kwiindawo ezinjalo, nto leyo enokubangela ukulinganiswa kokuhamba okungachanekanga. Iimitha zokuhamba zeDoppler eziphathwayo, kwelinye icala, zisebenza kakuhle kakhulu phantsi kwezi meko, zibonelela ngokulinganisa ukuhamba okuthembekileyo nokuchanekileyo nangona zineempawu zolwelo ezinzima.
Ukongeza, ukuphatheka lula kweeDoppler flowmeters eziphathwayo kuzenza zibe sisixhobo esibalulekileyo kwiingcali zolawulo lwamanzi amdaka. Ukulula kokulinganisa ukuhamba kwamanzi kwindawo ngaphandle kokufakelwa okuntsonkothileyo okanye ukuseta okubanzi yinzuzo ebalulekileyo. Oku kuphatheka lula kuvumela ukujonga ngokukhawuleza nangokufanelekileyo ukuhamba kwamanzi kwiindawo ezahlukeneyo kwinkqubo yamanzi amdaka, okuvumela abaqhubi ukuba benze izigqibo ezinolwazi kunye nohlengahlengiso njengoko kufuneka.
Ukuguquguquka kwee-Doppler flowmeters eziphathwayo kudlulela ngaphaya kwezityalo zonyango lwamanzi amdaka. Zikwalungele ukusetyenziswa kwiindawo zoshishino apho udaka kunye nodaka luxhaphake khona. Nokuba kukwimisebenzi yemigodi, kwizakhiwo zokucubungula iikhemikhali okanye kwizakhiwo zokuvelisa ukutya neziselo, ukukwazi ukulinganisa ngokuchanekileyo ukuhamba kolwelo olunezimbiwa ezixhonyiweyo kubalulekile ekwenzeni ngcono inkqubo kunye nokuthobela imithetho.
Ukongeza ekubeni zikwazi ukumelana neemeko ezinzima zolwelo, iimitha zokuhamba zeDoppler eziphathwayo zibonelela ngokusebenza okulula kunye nolawulo lwedatha. Iimitha zokuhamba zeDoppler ezininzi zanamhlanje zixhotyiswe nge-interfaces enobuchule kunye nobuchule bokugcina idatha obuvumela abaqhubi ukuba barekhode kwaye bahlalutye idatha yokuhambahamba ngokulula ngeenjongo zengxelo kunye nohlalutyo.
Lilonke, ubuchule bee-handheld Doppler flowmeters ekulawuleni amanzi amdaka abunakulinganiswa kakhulu. Amandla azo okulinganisa ngokuchanekileyo ukuhamba kwamanzi amdaka aqulethe amaqamza omoya okanye izinto eziqinileyo ezixhonyiweyo azenza zibe sisixhobo esibalulekileyo sokuqinisekisa ukusebenza kakuhle nangokuhambelana neenkqubo zonyango lwamanzi amdaka. Ukusuka ekujongeni ukuhamba kwamanzi kwindawo ukuya ekuphuculeni inkqubo kwiindawo zoshishino, ii-handheld Doppler flowmeters zibonelela ngezisombululo ezithembekileyo nezisebenzayo kwiingxaki ezahlukeneyo zokulinganisa ukuhamba kwamanzi.
Ixesha leposi: Julayi-30-2024