Kukho iintlobo ezininzi zee-ultrasonic flowmeters. Ngokweendlela ezahlukeneyo zokuhlela, zinokwahlulwa zibe ziintlobo ezahlukeneyo zee-ultrasonic flowmeters.
(1) Umgaqo wokulinganisa ukusebenza
Kukho iintlobo ezininzi ze-ultrasound flowmeter zemibhobho evaliweyo ngokomgaqo wokulinganisa, kwaye ezona zisetyenziswa kakhulu ziindidi ezimbini zexesha lokuhamba kunye nomgaqo we-Doppler ultrasonic. I-transit-time ultrasonic flowmeter isebenzisa umgaqo wokuba ixesha lokuhamba phakathi kwezandi ezisasazekayo ekuhambeni kunye nokusasazeka kwe-counter-current kulwelo lilingana nesantya sokuhamba kolwelo ukulinganisa isantya sokuhamba kolwelo, olusetyenziswa kakhulu ekulinganiseni amanzi aluhlaza kwimilambo, imilambo kunye namachibi, ukufumanisa ukuhamba kwemveliso ye-petrochemical, kunye nokulinganisa ukusetyenziswa kwamanzi kwinkqubo yemveliso. Ngokweemfuno zesicelo esisebenzayo, i-transit time ultrasonic flowmeter yahlulwe yaba yi-portable time difference ultrasonic flowmeter, i-transit time ultrasonic flowmeter, i-transit time ultrasonic flowmeter.
(2) Ihlelwe ngokwendlela elinganisiweyo
Imitha yokuhamba kwegesi kunye nemitha yokuhamba kolwelo
(3) Indlela yexesha lokusasaza ihlelwa ngokwenani leetshaneli
Ngokwenani leendlela zokwahlulahlula iitshaneli, i-mono, itshaneli ephindwe kabini, itshaneli ezine kunye netshaneli ezisibhozo zisetyenziswa rhoqo.
Uqwalaselo lweendlela ezininzi ezineetshaneli ezine nangaphezulu lunefuthe elikhulu ekuphuculeni ukuchaneka kokulinganisa.
(4) Ihlelwe ngendlela yokufaka i-transducer
Ingohlulwa ibe luhlobo oluphathwayo, oluphathwa ngesandla kunye nohlobo lofakelo olusisigxina.
(5) Uhlu ngokweentlobo zeetransducers
I-ultrasonic flowmeter yahlulwe yaba ziintlobo ezintathu: uhlobo lwe-clamp on, uhlobo lwe-insert kunye nohlobo lwe-flange kunye ne-thread.
I-Clamp-on ultrasonic flowmeter yeyona mveliso yakuqala, umsebenzisi uqhelene kakhulu nayo kunye nokusetyenziswa kwe-ultrasonic flowmeter, ukufakwa kwe-transducer ngaphandle kokuqhekeka kwepayipi, oko kukuthi, ibonisa ngokupheleleyo ukufakelwa kwe-ultrasonic flowmeter kulula, kulula ukuyisebenzisa.
Eminye imibhobho ngenxa yezinto ezibhityileyo, ukuhanjiswa kwesandi okungekho mgangathweni, okanye ukubola okukhulu, umsantsa wesithuba semibhobho kunye nemibhobho kunye nezinye izizathu, okubangela ukuncitshiswa okukhulu kwesignali ye-ultrasonic, kunye ne-flowmeter yangaphandle ye-ultrasonic ayinakulinganiswa ngokuqhelekileyo, ngoko ke ukuveliswa kwe-flowmeter ye-ultrasonic yecandelo lombhobho. I-flowmeter ye-ultrasonic yecandelo lombhobho idibanisa i-transducer kunye netyhubhu yokulinganisa, isombulula ubunzima ekulinganisweni kwe-flowmeter yangaphandle, kwaye ukuchaneka kokulinganisa kuphezulu kunezinye ii-flowmeter ze-ultrasonic, kodwa kwangaxeshanye, ikwancama inzuzo ye-flowmeter ye-ultrasonic eqhotyoshelweyo yangaphandle ukuba ingaphuli ukufakwa kokuhamba, ifuna ukufakwa kwe-transducer ngepayipi esikiweyo.
I-insertion ultrasonic flowmeter iphakathi kwezi zimbini zingasentla. Ukuhamba kwamanzi akunakuphazanyiswa xa kufakelwa, kusetyenziswa izixhobo ezikhethekileyo ukubhoboza imingxunya kwipayipi ngamanzi, kwaye kufakwe i-transducer kwipayipi ukuze kugqitywe ukufakwa. Ngenxa yokuba i-transducer ikwipayipi, ukuhanjiswa kunye nokwamkelwa kwesiginali yayo kudlula kuphela kwi-medium elinganisiweyo, kodwa kungekhona ngodonga lwetyhubhu kunye ne-lining, ngoko ke ukulinganiswa kwayo akuthintelwanga ngumgangatho wetyhubhu kunye nezinto ze-lining zetyhubhu.
Ixesha lokuthumela: Juni-09-2023