Amanye amakhasimende, lapho evakashele ifekthri, aphakamisa umbuzo wokuthi ingabe imikhiqizo yezimoto ingafakwa ngokuphindaphindiwe ngaphansi kokuhlolwa kwe-dielectric ukumelana nogesi. Lo mbuzo uye wabuzwa nabasebenzisi abaningi bezimoto.Ukuhlolwa kwe-Dielectric ukumelana ne-voltage ukuhlolwa kokutholwa kokusebenza kokufakwa kwe-motor windings ngesikhathi sokucubungula ukukhiqiza, kanye nokuhlolwa komkhiqizo womshini wonke. Umbandela wokwahlulela ukufaneleka ukuthi i-insulation ayihlukaniswa ngaphansi kwemibandela ethile.
Ukuqinisekisa ukuthi ukusebenza kwe-motor insulation kuyahlangabezana nezidingo, ngaphezu kokukhetha izintambo zikagesi ezifanele kanye nezinto zokuvikela, iziqinisekiso zenqubo ezithembekile nazo ziyadingeka. Isibonelo, ukuvikela ngesikhathi sokucutshungulwa, izinto ezilungiswayo ezifanele, okokusebenza okuhle kokumilisa, kanye nemingcele yenqubo efanele.
Uma sithatha amawindi amamotho anamandla kagesi aphezulu njengesibonelo, abakhiqizi abaningi bezimoto bazokwenza ukuhlola kokujika nokujika kanye ne-dielectric ukumelana nokuhlolwa kwamandla kagesi kukhoyili ngayinye. Ngaphambi kokukhulelwa, ingqikithi enamawindings kanye nawo wonke umshini ngesikhathi sokuhlolwa uzohlolwa i-dielectric ukumelana nokuhlolwa kwamandla kagesi. Lokhu kusibuyisela ekungabazeni kwamakhasimende mayelana nenkinga ye-dielectric ukumelana.
Uma sikhuluma ngokunenhloso, ukuhlolwa kwe-dielectric ukumelana nogesi kuwukuhlola okulimazayo okungenakuhlehliswa. Kungakhathaliseki ukuthi ama-windings noma amakhoyili angawodwana, akunconywa ukwenza ukuhlolwa okuphindaphindiwe, nesidingo sokuthola izinkinga njengesisekelo. Ezimweni ezikhethekile lapho kudingeka ukuhlolwa okuphindaphindiwe, i-voltage yokuhlola kufanele yehliswe ngokuvumelana nezidingo ezijwayelekile ezidingekayo ukuze kuncishiswe umonakalo wokugquma ngangokunokwenzeka.
Mayelana ne-Dielectric Withstand Voltage Tester
I-dielectric ukumelana ne-voltage tester iyithuluzi lokulinganisa amandla kagesi we-dielectric. Ingakwazi ukuhlola ngokunembile, ngokunembile, ngokushesha, nangokwethembeka izinkomba ezihlukahlukene zokusebenza kokuphepha kukagesi njenge-voltage emelene, i-breakdown voltage, kanye nokuvuza kwamandla ezinto ezihloliwe. Ngokusebenzisa i-dielectric ukumelana ne-voltage tester, izinkinga zingatholakala futhi nokuhambisana nokusebenza kokufakelwa kunganqunywa.
● Thola ikhono le-insulation ukuze limelane ne-voltage esebenzayo noma i-overvoltage.
● Hlola ikhwalithi yokukhiqiza noma ukugcinwa kwezinto ezisebenza kahle zikagesi.
● Khipha umonakalo obangelwa ukufakwa kwezinto ezingavuthiwe, ukucubungula, noma ukuthutha, futhi wehlise izinga lokungaphumeleli kwangaphambi kwesikhathi kwemikhiqizo.
● Hlola ukuthobela ukugunyazwa kukagesi kanye nebanga lokuqhekeka kwe-insulation.
Izimiso Zokukhetha I-Dielectric Withstand Voltage Test Voltage
Indlela engcono kakhulu yokunquma i-voltage yokuhlola ukuyibeka ngokuya ngemininingwane edingekayo ekuhlolweni. Ngokuvamile, i-voltage yokuhlola isethwe izikhathi ezi-2 i-voltage elinganisiwe kanye ne-1000V. Isibonelo, uma umkhiqizo une-voltage elinganiselwe engu-380V, i-voltage yokuhlola ingaba ngu-2 x 380 + 1000 = 1760V. Kunjalo, i-voltage yokuhlola ingase futhi yehluke kuye ngesigaba sokufakelwa futhi izinhlobo zemikhiqizo ehlukene zinezidingo ezihlukile zamandla kagesi.
Kungani kubalulekile ukuhlola njalo ubuqotho besifunda sokuhlola?
Izihloli ze-Dielectric ukumelana ne-voltage emugqeni wokukhiqiza zisetshenziswa kaningi, ikakhulukazi imikhondo yokuhlola nemishini yokuhlola evamise ukunyakaza, okubenza bathambekele ekuqhekekeni kwentambo yangaphakathi namasekhethi avulekile, ngokuvamile okungelula ukuwabona. Uma kunesekhethi evulekile noma kunini kuluphu, ukuphuma kwamandla kagesi aphezulu nge-dielectric standstand voltage tester ngeke kusetshenziswe ngempela entweni ehloliwe. Lezi zizathu zingabangela isethi kagesi ephezulu ukuthi ingafakwa ngempela entweni ehloliwe ngesikhathi sokuhlolwa kwamandla e-dielectric, futhi ngokwemvelo, okwamanje okugeleza entweni ehloliwe kuzoba cishe ziro. Njengoba ingeqi umkhawulo ongaphezulu obekwe i-dielectric ukumelana ne-voltage tester, ithuluzi lizonikeza isixwayiso sokuthi ukuhlolwa kuyafaneleka, kucatshangelwa ukuthi ukufakwa kufanele kufaneleke. Nokho, idatha yokuhlola kuleli cala ayilona iqiniso. Uma into ehloliwe iba nenkinga yokuxhuma ngalesi sikhathi, kuzoholela ekuhluleleni kabi okukhulu.
Isikhathi sokuthumela: Jul-31-2025