Amamitha okugeleza ayizinto ezibalulekile ezisetshenziselwa ukukala ukugeleza koketshezi namagesi ezinhlobonhlobo zezicelo zezimboni nezentengiselwano. Phakathi kwezinhlobo ezahlukene zamamitha okugeleza atholakalayo, amamitha okugeleza e-Doppler kanye namamitha okugeleza kwesikhathi sokuthutha avame ukusetshenziswa ekulinganisweni kokugeleza okungaphazamisi. Ukuqonda umehluko phakathi kwalezi zinhlobo ezimbili zamamitha okugeleza kubalulekile ekukhetheni ithuluzi elifanelekela kahle izidingo ezithile zokulinganisa ukugeleza.
Ama-flowmeter e-Doppler asebenza ngesimiso somphumela we-Doppler, ohilela izinguquko kumaza amaza ahlobene nokuhamba komqapheli. Lawa ma-flowmeter asebenzisa amaza e-ultrasonic adluliselwa koketshezi olugelezayo. Lapho amaza e-ultrasound ehlangana nezinhlayiya noma amabhamuza oketshezini, imvamisa yamaza iyashintsha ngenxa yomphumela we-Doppler. Ngokuhlaziya ukushintsha kwamaza, i-flowmeter ye-Doppler ingabala izinga lokugeleza koketshezi.
Ngakolunye uhlangothi, amamitha okugeleza kwesikhathi sokuhamba asebenza ngokulinganisa isikhathi esithathwayo ukuze isignali ye-ultrasonic ihambe phakathi kwama-transducer amabili. Lawa mamitha okugeleza anezinzwa ezimbili ezisebenza njengabathumeli be-ultrasonic kanye nabamukeli. Inzwa eyodwa ithumela isignali ye-ultrasonic ohlangothini lokugeleza, kanti enye inzwa ithola isignali. Amamitha okugeleza kwesikhathi sokudlula anquma izinga lokugeleza koketshezi ngokulinganisa isikhathi esithathwayo ukuze isignali ihambe iye phezulu naphansi komfula.
Omunye wemehluko omkhulu phakathi kwe-Doppler kanye namamitha okugeleza kokuhamba uhlobo loketshezi olufanelekela wona. Ama-Doppler flowmeter afaneleka kakhulu ekulinganiseni uketshezi oluqukethe amazinga aphezulu ezinhlayiya noma amabhamuza, njengamanzi angcolile noma ama-slurries, lapho izinhlayiya noma amabhamuza angabangela ukushintshashintsha kwemvamisa ye-ultrasonic. Ngokuphambene nalokho, amamitha esikhathi sokuhamba afaneleka kangcono uketshezi oluhlanzekile olunokuqukethwe kwezinhlayiya okuphansi kakhulu, njengamanzi namakhemikhali.
Omunye umehluko usekufakweni nasekubekweni kwemitha yokugeleza. Amamitha okugeleza e-Doppler adinga ukuba khona kwezinhlayiya noma amabhamuza oketshezini ukuze kulinganiswe ngokunembile izinga lokugeleza, okungase kunciphise izinketho zawo zokufaka. Amamitha esikhathi sokuhamba, ngakolunye uhlangothi, angafakwa kuhlu olubanzi lwezinhlelo zokusebenza ngenxa yekhono lawo lokukala uketshezi oluhlanzekile ngaphandle kokuba khona kwezinhlayiya noma amabhamuza omoya.
Ukunemba nokuthembeka nakho kuyizinto ezibalulekile okufanele uzicabangele lapho ukhetha phakathi kwe-Doppler kanye namamitha okugeleza kokuhamba. Ukunemba kwe-Doppler flowmeter kungancishiswa lapho uketshezi luqukethe inani elikhulu lamabhamuza noma ukuhlushwa kwezinhlayiya kuphansi kakhulu. Amamitha okugeleza kokuhamba, ngakolunye uhlangothi, aziwa ngokunemba kwawo okuphezulu ekulinganiseni uketshezi oluhlanzekile, okwenza afaneleke ukusetshenziswa lapho ukulinganisa ukugeleza okunembile kubalulekile.
Ngamafuphi, amamitha okugeleza e-Doppler kanye namamitha okugeleza kwesikhathi sokuhamba ahlinzeka ngezixazululo ezingangenisi umswakama zokulinganisa amazinga okugeleza ezinhlobonhlobo zezicelo zoketshezi. Ukuqonda umehluko phakathi kwalezi zinhlobo ezimbili zamamitha okugeleza, okuhlanganisa nendlela ezisebenza ngayo, ukufaneleka kwezinhlobo ezahlukene zoketshezi, izidingo zokufakwa kanye nokunemba, kubalulekile ekukhetheni imitha yokugeleza efanelekela izidingo zakho ezithile zokulinganisa ukugeleza. Ngokucabanga ngalezi zici, abasebenzisi bangenza izinqumo ezinolwazi ukuqinisekisa ukulinganisa ukugeleza okunembile nokuthembekile ekusebenzeni kwabo.
Isikhathi sokuthunyelwe: Meyi-19-2024