Ukulinganisa okunembile okuphezulu:
Ama-flowmeter e-electromagnetic asebenza ngokusekelwe emthethweni kaFaraday wokungeniswa kwe-electromagnetic. Lapho uketshezi oluqhubayo (kokubili indle namanzi kune-conductivity ethile) lugeleza ensimini yamagnetic, kukhiqizwa amandla e-electromotive abangelwayo, futhi ubukhulu bawo buhambisana nesivinini sokugeleza koketshezi. Ekusetshenzisweni okungokoqobo kwezitshalo zamanzi angcolile namanzi, le ndlela yokulinganisa inganikeza idatha yokugeleza enembile kakhulu. Isibonelo, enkambisweni yokulinganisa amakhemikhali yokwelashwa kwendle, ukulinganisa ukugeleza okunembile kungaqinisekisa ukuthi amakhemikhali nendle kuxutshwe ngesilinganiso esifanele ukuze kufezwe umphumela omuhle kakhulu wokwelashwa kwendle.
Izingxenye zokugeleza kwamahhala:
Imitha yokugeleza kagesi ayinazo izingxenye zangaphakathi ezivimbela ukugeleza koketshezi, njengamanzi angavuthiwe aqukethe indle, ulwelwe kanye nokunye ukungcola esikhungweni samanzi, futhi ukwakheka kwendle kuyinkimbinkimbi, okungase kube nezinhlayiya eziqinile, imicu nezinye izinto. Imitha yokugeleza kagesi ngeke ivinjwe ngenxa yalokhu kungcola, okungaqinisekisa ukudlula okubushelelezi koketshezi, kunciphise izindleko zokugcinwa kwemishini kanye nephutha lokulinganisa elibangelwa ukuminyana.
Isilinganiso sebanga elibanzi:
Ungalinganisa izinga lokugeleza kusukela phansi kakhulu kuya phezulu kakhulu. Ohlelweni lokuphakelwa kwamanzi lwesitshalo samanzi, ukusetshenziswa kwamanzi kwezikhathi ezahlukene kuyahlukahluka kakhulu, njengesikhathi esiphezulu sokusetshenziswa kwamanzi emini kanye nesikhathi somsele ebusuku, i-electromagnetic flowmeter ingalinganisa ngokunembile inani lamanzi ngaphansi kokugeleza okuhlukene futhi ivumelane noshintsho lokugeleza kwamanzi. Esitshaloni sokukhuculula indle, ukugeleza kwamanzi emazingeni ahlukene okwelashwa nakho kuzoba nezinguquko ezinkulu, futhi i-electromagnetic flowmeter nayo ingabhekana nakho ngempumelelo.
Amandla okulinganisa aqondene nezinhlangothi ezimbili:
Kwezinye izinqubo zokuhlanza indle namanzi, uketshezi lungageleza lubheke emuva. Isibonelo, kwezinye izinhlelo zokujikeleza noma iziteshi zokupompa ezitshalweni zokuhlanza indle, ukuguquka kokugeleza kwamanzi kungenzeka ngesikhathi sokusebenza kwemishini noma ukuxazulula izinkinga. Ama-flowmeter e-electromagnetic angalinganisa ngokunembile ukugeleza phambili nangemuva, anikeze idatha ephelele yokusebenza kwesistimu nokuqapha.
Izindawo zokufaka
Ukukhetha indawo:
Ukuze kuqinisekiswe ukunemba kokulinganisa, i-flowmeter kagesi kufanele ifakwe epayipini lapho isimo sokugeleza koketshezi sizinzile. Ohlelweni lwamapayipi ezitshalo zamanzi angcolile namanzi, kubalulekile ukugwema ukufakwa eduze kwezingxenye zokumelana zendawo njengezindololwane nama-tee amapayipi. Isibonelo, uma i-flowmeter kagesi ifakiwe eduze kakhulu nendawo engezansi yendololwane epayipini elihambisa udaka lesitshalo samanzi angcolile, iphutha lokulinganisa lizobangelwa yi-vortex kanye nokusatshalaliswa kwejubane lokugeleza elingalingani koketshezi endololwaneni. Indawo efanele yokufaka isesigabeni sepayipi eliqondile, ubude besigaba sepayipi eliqondile elingaphezulu ngokuvamile bunconywa ukuthi bube ububanzi obuphindwe ka-5-10 bepayipi, kanti ubude besigaba sepayipi eliqondile elingezansi ngokuvamile buphindwe ka-3-5 ububanzi bepayipi.
Izidingo zokumisa inhlabathi:
Ukufakwa kwesisekelo okuhle kuyisimo esibalulekile ekusebenzeni okuvamile kwama-flowmeter e-electromagnetic. Ngenxa yokuthi i-flowmeter ye-electromagnetic isekelwe esimisweni sokungeniswa kwe-electromagnetic, ukutholwa kwesignali okunembile kudinga ukufakwa kwesisekelo okufanele. Endaweni yezitshalo zamanzi angcolile namanzi, ngoba kungase kube nemishini kagesi eminingi kanye nemithombo yokuphazamiseka ezungezile, naka kakhulu ukufakwa kwesisekelo. Ngokuvamile, indawo yezinzwa ze-flowmeter ye-electromagnetic kufanele ifakwe isisekelo ngokwehlukana, futhi ukumelana kokugxumeka komhlaba kufanele kube ngaphansi kuka-10Ω. Uma ipayipi lenziwe ngensimbi, ipayipi lingasetshenziswa njengengxenye yokugxumeka komhlaba, kodwa qiniseka ukuthi ukuxhumana kwesisekelo sepayipi kuhle.
Izidingo zepayipi eligcwele:
Ama-flowmeter e-electromagnetic adinga ukuthi uketshezi olusepayipini lube sesimweni sepayipi eligcwele. Esiteshini sokupompa amanzi angcolile sesitshalo sendle, kuyadingeka ukuqinisekisa ukuthi imingcele yokukhetha nokusebenza kwepompo yendle iyafaneleka, ukuze amanzi angcolile ageleze epayipini. Uma kukhona igesi epayipini, kuzothinta ukusatshalaliswa kwensimu yamagnetic kanye nokukhiqizwa kwamandla e-electromotive, okuholela ekulinganisweni okungafanele. Kupayipi lokuphakelwa kwamanzi lesitshalo samanzi, enkambisweni yokuqala nokumisa ukunikezwa kwamanzi, kufanele futhi kuqashelwe ukuvimbela umoya ukuthi ungangeni epayipini ukuqinisekisa ukulinganiswa okuvamile kwepayipi eligcwele le-flowmeter ye-electromagnetic.
Izinyathelo zokulungisa
Hlola ama-electrode njalo:
I-electrode iyisici esibalulekile se-electromagnetic flowmeter. Endaweni yezitshalo zamanzi angcolile namanzi, ubuso be-electrode bungase bumbozwe ukungcola emanzini, njengowoyela kanye nesikali emanzini angcolile. Ukuhlanza njalo i-electrode kuqinisekisa ukunemba kokulinganisa. Ngokuvamile, indlela yokuhlanza ngamakhemikhali ingasetshenziswa ukukhetha i-ejenti yokuhlanza efanele ngokuya ngokwakheka kokungcola kwendawo ye-electrode. Isibonelo, uma ubuso be-electrode buyisikali se-calcium carbonate, ungasebenzisa isisombululo se-hydrochloric acid esincibilikisiwe ukuze uhlanze, kodwa naka ukuhlanza ngamanzi ngemva kokuhlanza ukuze ugweme i-ejenti yokuhlanza esele ku-electrode kanye noketshezi.
Hlola isimo sendwangu:
Ulwelwesi lwe-flowmeter kagesi lungavikela umzimba wesenzi, kodwa futhi lunomthelela othile ekunembeni kokulinganisa. Ekusebenzeni kwesikhathi eside kwezitshalo zamanzi angcolile namanzi, ulwelwesi lungagezwa futhi lugqwale uketshezi. Isibonelo, lapho izitshalo zamanzi angcolile ziphatha indle yezimboni equkethe i-asidi enamandla noma i-alkalescence, ulwelwesi lungagqwala. Kuyadingeka ukuhlola njalo ukuthi ulwelwesi lonakele, luguga, njll., bese ushintsha ulwelwesi ngesikhathi ukuqinisekisa ukusebenza okuvamile kwemitha yokugeleza.
Ukuhlolwa komugqa wesiginali:
Umugqa wesignali we-flowmeter kagesi udlulisa isignali yokulinganisa, futhi endaweni eyinkimbinkimbi yezimboni zezitshalo zamanzi angcolile namanzi, umugqa wesignali ungase ube nokuphazamiseka kwe-electromagnetic, umswakama njalonjalo. Hlola njalo ukuthi uxhumano lomugqa wesignali luqinile yini, ukuthi kukhona umonakalo yini njalonjalo. Uma umugqa wesignali utholakala unezinkinga zokuphazamiseka, izinyathelo ezifana nezintambo zokuvikela zingasetshenziswa ukuthuthukisa ukuzinza kokudluliswa kwesignali.
Isikhathi sokuthunyelwe: Novemba-05-2024