Ukuqonda Okwenziwa Ama-Electromagnetic Flowmeters: Yimaphi Ama-Liquid Angawalinganisa?
Ama-flowmeter e-electromagnetic asetshenziswa kabanzi ezimbonini ezahlukahlukene ngenxa yekhono lawo lokulinganisa ngokunembile ukugeleza koketshezi oluqhuba ugesi. Lawa madivayisi aziwa ngokuthembeka kwawo kanye nokuguquguquka kwawo, okwenza afaneleke ezinhlotsheni eziningi zezicelo. Kodwa-ke, umbuzo ovamile uwukuthi, "Luhlobo luni loketshezi olungalinganiswa yi-flowmeter ye-electromagnetic?"
Ukuze uphendule lo mbuzo, kubalulekile ukuqonda izimiso ezingemuva kwamamitha okugeleza kagesi. Lawa madivayisi asebenza ngokusekelwe emthethweni kaFaraday wokungeniswa kwe-electromagnetic, othi lapho umqhubi edlula ensimini yamagnetic, kukhiqizwa i-voltage kumqhubi. Nge-flowmeter ye-electromagnetic, uketshezi oluqhubayo lusebenza njengomqhubi ohambayo futhi insimu yamagnetic ikhiqizwa ngamakhoyili e-flowmeter. Ngokulinganisa i-voltage ebangelwayo, i-flowmeter inganquma ngokunembile izinga lokugeleza koketshezi.
Ngenxa yalesi simiso sokusebenza, ama-flowmeter kagesi aklanyelwe ngqo ukukala ukugeleza koketshezi oluqhubayo. Lokhu kusho ukuthi uketshezi kumele lube nezinga elithile lokuqhuba ukuze i-flow meter isebenze kahle. Ngokuvamile, uketshezi olunokuqhuba okuncane okungu-5 µS/cm (microSiemens per centimeter) lufanele ukukalwa ngama-flowmeter kagesi.
Izibonelo ezivamile zoketshezi ezingalinganiswa ngamamitha okugeleza kagesi zifaka amanzi, ama-acid, ama-alkali, kanye nezixazululo zamakhemikhali ezahlukahlukene. Lezi ziphuzo ngokuvamile zinamazinga okuqhuba adingekayo ukuqinisekisa ukulinganiswa okunembile kokugeleza. Ngaphezu kwalokho, isimo esingangenisi amanzi samamitha okugeleza kagesi siwenza afanelekele ukusetshenziswa noketshezi oluqothulayo noma olubolayo ngoba azikho izingxenye ezihambayo noma izithiyo ngaphakathi kwendlela yokugeleza ezingalimala.
Kuyafaneleka ukuqaphela ukuthi nakuba amamitha okugeleza kagesi efanelekile ukukala izinhlobo ezahlukene zoketshezi oluqhubayo, kunemikhawulo ethile okufanele icatshangelwe. Isibonelo, uketshezi olunomthamo ophansi kakhulu, njengamafutha ahlanzekile noma ama-hydrocarbon, lungase lungafaneleki ukukalwa nge-electromagnetic flowmeter. Kulesi simo, ubuchwepheshe obuhlukile bokulinganisa ukugeleza njengemitha yokugeleza ye-ultrasonic noma ye-thermal mass bungase bufaneleke kakhulu.
Ngaphezu kwalokho, ukuba khona kwamabhamuza noma izinhlayiya eziqinile kuketshezi kuzothinta ukunemba kokulinganisa kwe-flowmeter kagesi. Uketshezi kumele lugcinwe lungenamabhamuza kanye nemfucumfucu ukuze kutholakale ukufundwa kokugeleza okuthembekile.
Ngamafuphi, amamitha okugeleza kagesi ayakwazi ukukala izinhlobo ezahlukene zoketshezi oluqhubayo, okuhlanganisa amanzi, ama-asidi, ama-alkali, kanye nezixazululo zamakhemikhali. Ukwakheka kwawo okungaphazamisi kanye nokunemba okuphezulu kuwenza abe ukukhetha okuthandwayo kokulinganisa ukugeleza ezimbonini ezifana nokwelashwa kwamanzi, ukucubungula amakhemikhali, kanye nokukhiqizwa kokudla neziphuzo. Kodwa-ke, kubalulekile ukucabangela ukuqhutshwa koketshezi kanye nokuhlanzeka kwalo ukuqinisekisa ukusebenza kahle kwemitha yokugeleza kagesi. Ngokuqonda amakhono kanye nemikhawulo yemitha yokugeleza kagesi, abasebenzisi bangenza isinqumo esinolwazi mayelana nokufaneleka kwabo kokusetshenziswa kokulinganisa uketshezi oluthile.
Isikhathi sokuthunyelwe: Julayi-15-2024