Ukukhetha imitha yokuhamba kwe-Doppler evulekileyo yomjelo ochanekileyo kubalulekile ekulinganisweni kokuhamba okuchanekileyo nokuthembekileyo kumashishini ahlukeneyo, ingakumbi kunyango lwamanzi amdaka, ukunkcenkceshela, kunye nokubeka esweni okusingqongileyo. Iimitha zokuhamba kwe-Doppler zisebenzisa itekhnoloji ye-ultrasonic ukulinganisa isantya sokuhamba kolwelo kwaye ziluncedo ngakumbi kwizicelo ezibandakanya izinto eziqinileyo ezixhonyiweyo okanye amaqamza omoya. Nazi izinto ezibalulekileyo ekufuneka ziqwalaselwe xa ukhetha imitha yokuhamba kwe-Doppler evulekileyo yomjelo ovulekileyo:
1. Uluhlu lokuhamba kunye nokuchaneka
Into yokuqala ekufuneka uyiqwalasele luluhlu lokuhamba kwemitha. Qinisekisa ukuba imitha yokuhamba kweDoppler iyakwazi ukusingatha isantya sokuhamba esithile kwisicelo sakho. Iimitha zeDoppler zilungele kakhulu ukulinganisa ukuhamba kwimijelo evulekileyo apho ulwelo luqulethe amasuntswana axhonyiweyo okanye amaqamza omoya abonakalisa isignali ye-ultrasonic. Imitha kufuneka inike ukuchaneka okufunekayo kwinkqubo yakho, okunokwahluka ngokuxhomekeke kwisicelo (umz., amanzi amdaka, amanzi emvula, okanye ukungcola kwemizi-mveliso).
2. Uhlobo lolwelo kunye nokusetyenziswa
Iimitha zokuhamba zeDoppler zisebenza kakuhle xa ulwelo luneziqina ezixhonyiweyo okanye amaqamza, njengoko ezi zinto zinceda ukubonisa isignali ye-ultrasonic. Kumanzi acocekileyo, angenamaqamza, i-electromagnetic okanye ezinye iintlobo zeemitha zokuhamba zingaba zifanelekile ngakumbi. Qinisekisa ukuba iipropati zolwelo—ezifana nokudumba, ubushushu, kunye nokwakheka kweekhemikhali—ziyahambelana netekhnoloji yeDoppler. Oku kuya kuqinisekisa ukulinganiswa okuchanekileyo kwaye kuphephe naluphi na uphazamiseko olunokuphazamisa ukufundwa.
3. Iimfuneko zoFakelo kunye noLondolozo
Xa ukhetha imitha yokuhamba kwe-Doppler evulekileyo, cinga ngendawo yokufakela kunye nokulula kokuseta. Ezinye iimodeli zinokufuna iindawo ezithile zokufakela okanye uqwalaselo, njengakwiitshaneli ezineepateni zokuhamba ezihambayo ezifanayo. Ukongeza, ukulula kokugcinwa kubalulekile, njengoko kufuneka ukulinganisa okanye ukucoca rhoqo, ingakumbi kumanzi amdaka okanye kwizicelo zoshishino apho inkunkuma inokuqokelelana khona. Khangela iimitha ezibonelela ngokufakelwa okulula kunye neemfuno zokugcinwa eziphantsi, njengoko oku kuya kunceda ukunciphisa ixesha lokungasebenzi.
Ndiza kwazisa imitha yethu yokuhamba kwe-UOC evulekileyo ye-UOC ukuze uyibhekisele kuyo. Olu luhlu lwe-UOC luyimitha yokuhamba kwe-ultrasonic evulekileyo ye-ultrasonic eyilwe ukulinganisa ngokuchanekileyo ukuhamba kwe-flow kwi-open channels, esetyenziswa kakhulu ekunkcenkcesheleni kwezolimo.
Uthotho lweMitha yokuHamba kweChannel evulekileyo ye-Ultrasonic (UOC)
IUthotho lwe-UOCyimitha yokuhamba kwe-ultrasonic evulekileyo ye-ultrasonic eyenzelwe ukulinganisa ngokuchanekileyo ukuhamba kwe-flow kwiitshaneli ezivulekileyo. Iqulathe izinto ezimbini: i-host exhonywe eludongeni enesikrini kunye nekhibhodi yokucwangcisa, kunye ne-probe ekufuneka ifakwe ngqo ngaphezulu komphezulu ojongiweyo. Zombini i-host kunye ne-probe zinesakhiwo seplastiki esingavuziyo, nto leyo eyenza ukuba ihlale ixesha elide kwaye ithembeke kwiintlobo ngeentlobo zezicelo.
Ezona mpawu:
- Ukuchaneka kokufunyanwa okuphezulu:Ilinganisa utshintsho lokuhamba kwamanzi ngokuchanekileyo kwe-1mm.
- Ufakelo Olunemisebenzi Ehlukahlukeneyo:Iyahambelana neentlobo ezahlukeneyo zee-weirs kunye nee-flumes, ezifana neParshall, i-V-Notch, kunye nee-weirs eziziingxande.
- Umboniso Ophambili:Isikrini sokuchukumisa esinombala esinomgangatho ophezulu kakhulu se-intshi ezi-5, esinokumelana namabala amanzi anamafutha, sinikezela ngeziphumo zomboniso zanamhlanje.
- Iinketho ze-Flexible Output:IbonelelaIsiphumo se-4-20mAkwayeI-RS485 (MODBUS-RTU)unxibelelwano olulandelelanayo, ukuya kuthi gaIireyi ezi-5 ezinokucwangciswangee-alamu.
- Ubuchule bokusebenzisa umgama omde:Ubude bekhebula phakathi kweprobe kunye nomsingathi bunokwandiswa ukuya kuthi gaIimitha ezili-1000.
- Ihlala ixesha elide kwaye ayimelani neekhemikhali:Le probe ine-IP68 kwaye yenziwe ngezinto ezimelana neekhemikhali eziqatha.
- Iinketho zamandla:Inkxaso yombane we-AC kunye ne-DC, kunye newotshi esebenza nge-super-capacitor eyakhelwe ngaphakathi engadingi kutshintshwa yibhetri ubomi bonke.
Isiphelo
Ukukhetha imitha yokuhamba kwe-Doppler evulekileyo yomjelo ofanelekileyo kubandakanya ukuqwalasela izinto ezifana nobubanzi bokuhamba, iimpawu zolwelo, kunye neemfuno zokufakela. Ngokuqonda iimfuno ezithile zesicelo sakho, ungakhetha imitha yokuhamba enika imilinganiselo ethembekileyo nechanekileyo kunye nokusebenza kwexesha elide.
Ixesha leposi: Jan-13-2025