Imfuneko encane yokuqhuba ugesi iyinto ebalulekile okufanele icatshangelwe lapho ukhetha imitha yokugeleza kagesi. Ngokungafani namamitha okugeleza kagesi noma amamitha okugeleza e-ultrasonic, amamitha okugeleza kagesi adinga ukuthi uketshezi olulinganisiwe lube nezinga elithile lokuqhuba ugesi ukuze kukhiqizwe isignali elinganisekayo.
Ngokuvamile, amamitha amaningi okugeleza kagesi adinga ukuhanjiswa koketshezi kwalokhu okulandelayo:
≥ 5 μS/cm (ama-microsiemens ngesentimitha)
Amanye amamitha okugeleza kagesi asebenza kahle kakhulu angalinganisa uketshezi olune-conductivity ephansi, kodwa ukuze kulinganiswe ngendlela ethembekile nezinzile, i-conductivity engaphezu kuka-5 μS/cm ngokuvamile inconywa.
Kungani Ukuqhuba Kwegesi Kuthinta Ukulinganiswa Kwemitha Yokugeleza Kwe-Electromagnetic?
Imitha yokugeleza kagesi isebenza ngokoMthetho kaFaraday wokungeniswa kwe-Electromagnetic.
Uma uketshezi oluhambisa umoya ludlula ensimini yamagnetic ekhiqizwa yi-sensor, kukhiqizwa i-voltage ebangelwayo. Ama-electrode afakwe ngaphakathi kwe-sensor athola lesi signali ye-voltage, bese i-converter ibala ijubane lokugeleza.
Amandla esignali ekhiqizwayo ancike ekuqhutshweni kukagesi koketshezi.
Uma ukuhanjiswa koketshezi kuphansi kakhulu:
* Isignali ye-voltage ebangelwayo iba buthakathaka kakhulu.
* Ama-electrode awakwazi ukubona isignali ezinzile.
* Umphumela ungase ushintshe.
* Imitha yokugeleza ingabonisa ukufundwa okungazinzile noma okunganembile.
Ngakho-ke, ukuhanjiswa kwamandla kagesi kungenye yezinto ezibalulekile ezithinta ukusebenza kwemitha yokugeleza kagesi.
Izidingo Ezijwayelekile Zokuqhuba Umoya Zezinto Ezihlukahlukene Zoketshezi
Uketshezi oluhlukene lunamazinga ahlukene okuqhuba ugesi.
Izicelo Ezifanele
Amamitha okugeleza kagesi asetshenziswa kabanzi ezintweni eziwuketshezi ezifana nalezi:
Amanzi ompompi
* Ngokuvamile kufanelekile ukulinganisa i-electromagnetic.
Amanzi angcolile
* Ukusetshenziswa okuhle kakhulu ngoba amanzi angcolile ngokuvamile aqukethe amaminerali nama-ion ancibilikisiwe.
Amanzi enqubo yezimboni
* Kufanelekile ezimweni eziningi.
Ama-asidi nama-alkali
* Ngokuvamile kuyalinganiswa uma ukuhanjiswa kwamandla kwanele.
Udaka kanye ne-pulp
* Ifaneleka ngenxa yama-ion ancibilikisiwe kanye nezinhlayiya ezilengayo.
Izinhlelo zokusebenza ezine-Conductivity Ephansi
Ezinye izinto eziwuketshezi zinokudluliswa kwamandla kagesi okuphansi kakhulu futhi zingase zingafaneleki ukulinganisa ukugeleza kwamandla kagesi.
Izibonelo zifaka:
Amanzi ahlanzekile
Amanzi acwengekile kakhulu anomoya ophansi kakhulu, ngezinye izikhathi angaphansi komkhawulo wokulinganisa wamamitha okugeleza kagesi ajwayelekile.
Izicelo zifaka:
* Ukukhiqiza amanzi e-semiconductor
* Amanzi ahlanzekile elabhorethri
* Izinhlelo zamanzi ezihlukanisiwe
Kulezi zimo, amamitha okugeleza e-ultrasonic ngokuvamile ayisinqumo esingcono.
Amanzi e-Hydrocarbon
Uketshezi olufana nalokhu:
* Amafutha
* Uphethiloli wedizili
* Uphethiloli
* Uwoyela we-hydraulic
zine-conductivity ephansi kakhulu futhi ngokuvamile azikwazi ukulinganiswa ngamamitha okugeleza kagesi ajwayelekile.
Ubuchwepheshe obuhlukile bungafaka:
* Amamitha okugeleza kwesisindo seCoriolis
* Amamitha okugeleza kwe-turbine
* Amamitha okugeleza okuhle okuhambayo
* Amamitha okugeleza e-Ultrasonic (kuye ngokuthi kusetshenziswe ini)
Ungakuhlola Kanjani Ukuqhuba Koketshezi Ngaphambi Kokukhetha Imitha Yokugeleza?
Ngaphambi kokukhetha imitha yokugeleza kagesi, kutuswa ukuthi uhlole:
1. Ukwakheka Okuphakathi
Qonda ukuthi uketshezi luqukethe:
* Usawoti oncibilikisiwe
* Amaminerali
* Ama-asidi noma ama-alkali
* Izinhlayiya eziqhubayo
Ama-liquid aqukethe ama-ion ngokuvamile anomoya ophakeme kakhulu.
2. Inani Langempela Lokuqhuba Umoya
Ukuqhuba komoya kufanele kulinganiswe ngaphansi kwezimo zokusebenza zangempela.
Izici ezibalulekile zifaka:
* Izinga lokushisa loketshezi
* Ukuhlushwa kwamakhemikhali
* Izimo zenqubo
Ukuqhuba kwe-conductivity kungashintsha kakhulu ngokushisa kanye nokuhlushwa.
Kwenzekani Uma Ukuqhuba Kwemoto Kuphansi Kakhulu?
Uma ukuhanjiswa kwamandla kungaphansi kwebanga elinconywayo, abasebenzisi bangase babhekane nalokhu:
Umphumela Ongazinzile
Izinga lokugeleza elibonisiwe lingase likhuphuke noma lishintshe ngisho nalapho ukugeleza kwangempela kuzinzile.
Iphutha Lokugeleza Okungaphelele
Isiguquli singase singayiboni isignali eyanele futhi singase sibonise ukugeleza okungekho.
Ukunemba Okubi
Inani elilinganisiwe lingase libe nokuphambuka okukhulu kunalokho obekulindelekile.
Izixazululo Zezicelo Zokuqhuba Okuphansi
Uma ukuqhutshwa koketshezi kusondele kakhulu emfunweni omncane, izixazululo eziningana zingacatshangelwa:
1. Qinisekisa Ukuqhuba Kwangempela
Ngezinye izikhathi inkinga ibangelwa ukucabanga okungalungile mayelana nezakhiwo zoketshezi. Ukulinganisa ukuguquguquka kwangempela kungasiza ekunqumeni ukufaneleka.
2. Khetha i-Electromagnetic Flow Meter efanelekile
Amanye amamitha okugeleza kagesi athuthukile athuthukise amakhono okucubungula isignali futhi angaphatha kangcono izinhlelo zokusebenza eziphansi zokuhambisa ugesi.
3. Khetha Ubuchwepheshe Bokulinganisa Obuhlukile
Uma ukuhanjiswa koketshezi kuphansi kakhulu, cabanga ngalokhu:
* Imitha yokugeleza kwe-ultrasonic eqinisiwe
* Imitha yokugeleza kwe-ultrasonic esemgqeni
* Imitha yokugeleza kweCoriolis
Ukukhetha kuncike ohlotsheni loketshezi, isidingo sokunemba, usayizi wepayipi, kanye nezimo zokufakwa.
Ingabe Izinga Lokushisa Liyayithinta Indlela Yokuqhuba Ugesi?
Yebo. Ukuhanjiswa koketshezi kuyashintsha ngokushisa.
Ngokuvamile:
* Izinga lokushisa eliphakeme landisa ukuhanjiswa kwamandla kagesi.
* Izinga lokushisa eliphansi linciphisa ukuhanjiswa kwamandla kagesi.
Isibonelo, ukuhanjiswa kwamanzi okulinganiswe ku-20°C kungase kuhluke kunani eliku-60°C.
Ngakho-ke, ukuhlolwa kokuqhuba kufanele kucabangele izinga lokushisa langempela lokusebenza kwesicelo.
Umthamo omncane wokudlulisa amandla ombane odingekayo kuma-flow meter amaningi kagesi cishe u-5 μS/cm. Uketshezi kumele lube nomthamo kagesi owanele ukukhiqiza isignali ye-voltage elinganisekayo phakathi kwama-electrode.
Ama-electromagnetic flow meter afaneleka kakhulu ezintweni ezikhipha umoya ezifana namanzi, amanzi angcolile, amakhemikhali kanye ne-slurry. Kodwa-ke, awafaneleki ezintweni ezikhipha umoya ezifana namafutha, uphethiloli kanye namanzi amsulwa kakhulu.
Ngaphambi kokukhetha imitha yokugeleza kagesi, qinisekisa njalo ukuthi uketshezi lusebenza kanjani, izinga lokushisa, kanye nezimo zenqubo ukuqinisekisa ukulinganiswa okuthembekile nokunembile.
Isikhathi sokuthunyelwe: Julayi-27-2026