Ma electromagnetic flowmeters amafuna madzi oyendetsera mpweya, monga madzi apampopi, zimbudzi zamafakitale, madzi otayira m'nyumba, matope, ndi zina zotero.
Poyesa ndi electromagnetic flowmeter, ziyenera kudziwika kuti madziwo sangasunge thovu, ngati cholumikiziracho chili ndi thovu, chidzakhudza zotsatira za muyeso.
Pali zifukwa ziwiri zomwe zingayambitse thovu mu madzi; 1. Kupuma kwakunja; 2. Mpweya wosungunuka (mpweya) mu madziwo umasanduka thovu lopanda kanthu. Ngati madziwo ali ndi thovu lalikulu, amatha kuphimba electrode yonse ikadutsa mu electrode, kotero kuti kuzungulira kwa chizindikiro cha kuyenda kwa madzi kutseguka nthawi yomweyo, zomwe zimapangitsa kuti chizindikiro chotulutsa chigwedezeke.
Njira yodziwira: Njira yosavuta yodziwira ndikudula mphamvu yamagetsi yamagetsi ikagwedezeka, ndipo ngati chidacho chikuwonetsedwabe komanso chosakhazikika panthawiyi, makamaka chifukwa cha mphamvu ya thovu. Ngati kukana kwa ma electrode kumayesedwa ndi pointer multimeter panthawiyi, kukana kwa loop ku electrode kumatha kuyezedwa kuti ndi kokwera kuposa kwachizolowezi. Komabe, mayesowa amadalira luso loyesa kwa nthawi yayitali komanso deta yomwe akatswiri asonkhanitsa.
Yankho: Pankhani ya mpweya womwe uli mu medium yoyezedwa, ngati wapezeka kuti wayambitsidwa ndi malo oyika, monga chifukwa chakuti electromagnetic flowmeter imayikidwa pamwamba pa dongosolo la chitoliro ndipo mpweya wosungidwa kapena mpweya wokoka wakunja womwe umayambitsidwa ndi flowmeter kuti ugwedezeke, kusintha malo oyika ndiye yankho labwino kwambiri, pamalo otsika kwambiri pa payipi kapena kugwiritsa ntchito chitoliro chooneka ngati U.
Komabe, ntchito zambiri zimakhala zazikulu kapena malo oyika si osavuta kusintha, tikulimbikitsidwa kukhazikitsa chosonkhanitsira madzi ndi valavu yotulutsa mpweya pamwamba pa mtsinje, mutatha kuyika chipangizo chotulutsira mpweya, muyeso umabwezeretsedwa mwakale.
Nthawi yotumizira: Marichi-03-2024