1) Chitoliro chamagetsi chimafuna chitoliro cholunjika chomwe chili chachifupi kuposa cha ultrasound flowmeter. Malo oyikamo electromagnetic flowmeter sangakhale chitoliro cholunjika, choncho yerekezerani pamalopo, samalani malo omwe mukuyesa ngati angakwaniritse zofunikira za ultrasound flowmeter, ngati sichikwaniritsa chitoliro cholunjika chiyenera kukhala pafupi sankhani chikugwirizana ndi malo a ultrasound flowmeter, kuyerekezera zotsatira zake sizikhala zolondola.
2) Yang'anani ngati malo oyikapo a electromagnetic flowmeter akukwaniritsa zofunikira za kayendedwe ka madzi (monga kuyendetsa bwino kwa madzi, ngati malo oyikapo ali pansi pa payipi, ngati thovu lingasonkhanitsidwe, ndi zina zotero). Ngati sichoncho, wogwiritsa ntchito ayenera kuuzidwa kuti ichi chingakhale chifukwa cha vutoli.
3) Choyezera kuyenda kwa magetsi chamagetsi ndi chida chabwino choyezera kuyenda kwa madzi oyendetsera magetsi. Kulondola kwake koyezera nako kulinso kwakukulu kwambiri, nthawi zambiri mu 0.5%, ndipo ndibwino kufika pa 0.2%. Nthawi yomweyo, muyenera kuyang'anitsitsa wopanga magetsi oyendetsera magetsi. Ngati chinthucho chayikidwa popanda cholakwika ndipo madzi oyendetsera magetsi akukwaniritsa zofunikira, mtengo woyezera uyenera kuganiziridwa mosamala, pomwe kwa opanga omwe si akuluakulu, malinga ndi kukhazikika kwa mphamvu yamagetsi ndi kukula kwa zolakwika, mutha kukayikira.
4) Kumvetsetsa momwe payipi ilili, ngati pali mzere, kukula ndi zina zomwe zikuchitika komanso magawo ena ofanana ndi payipi kuchokera kwa wogwiritsa ntchito. Pukutani payipiyo mukayika sensa ya ultrasonic, ndikusankha njira ya Z yoyezera ndi kuyerekeza momwe mungathere.
5) Madzi omwe angayesedwe ndi ultrasound flowmeter sakhudzidwa ndi conductivity. Ngati ultrasonic value ili yokhazikika pomwe electromagnetic value ili yosasunthika poyerekeza, zimasonyeza kuti conductivity ya flow body yomwe ikuyesedwa ili mu boundary state ya index, osati chifukwa cha madzi okhala ndi mpweya, ndipo mtengo wa ultrasound flowmeter ndi wodalirika. Ngati zonse ziwiri sizikhazikika nthawi imodzi, kuthekera kwa thovu kumakhala kwakukulu.
6) Zofunikira pa electromagnetic flowmeter kuti ziyesedwe zamadzimadzi ziyenera kukhala zofanana ndi dziko lapansi, apo ayi padzakhala muyeso wamphamvu wosokoneza, kotero ngati nthaka siili bwino kapena nthaka yoipa (kuyika pansi kwamagetsi kumakhala ndi zofunikira zovuta komanso zokhwima), padzakhala mavuto, muyenera kuyang'ana momwe nthaka ilili. Poyerekeza ndi ultrasound flowmeter, palibe chofunikira cha madzi. Ngati nthaka ndi yokayikitsa, mtengo wa ultrasound flowmeter ndi wolondola.
7) Ngati pali magetsi ndi maginito osokoneza pafupi, mphamvu ya ultrasound flowmeter ndi yocheperapo kuposa ya electromagnetic flowmeter, ndipo kudalirika kwa ultrasound display kuyenera kukhala kwakukulu kuposa kwa electromagnetic flowmeter.
8) Ngati pali gwero la phokoso losokoneza mu payipi (monga phokoso lopangidwa ndi valavu yayikulu yowongolera kuthamanga kwa mpweya), mphamvu ya ultrasound imakhala yayikulu kwambiri kuposa ya electromagnetic, ndipo kudalirika kwa chizindikiro cha electromagnetic ndi kwakukulu kuposa kwa ultrasound.
Nthawi yotumizira: Julayi-15-2022