Ukungaphumeleli koMgangatho weSifundo: I-Shaft Currents yi-Hacker ye-Motor Bearing Systems

I-Shaft yangoku yeyona nto ibulala abantu abaninzi kwiimotor frequency frequency, iimotor ezinkulu, iimotor high voltages kunye neejenereyitha, kwaye iyingozi kakhulu kwinkqubo yokuthwala iimoto.Zininzi iimeko zokungaphumeleli kwenkqubo yokuthwala ngenxa yokungonelanga kwezilumkiso zangoku zeshaft.

I-shaft yangoku ibonakaliswe ngumbane ophantsi kunye nokuphezulu kwangoku, kwaye umonakalo wenkqubo yokuthwala unokuthiwa awunakuphepheka.Ukuveliswa kwe-shaft yangoku kungenxa yombane we-shaft kunye ne-loop evaliweyo.Ukusombulula ingxaki ye-shaft yangoku, inokusonjululwa ngokususa i-shaft voltage okanye ukusika i-loop.

Isekethe yemagnethi engalungelelananga, umbane we-inverter, induction ye-electrostatic, intlawulo ye-electrostatic kunye nokuphazamiseka kombane wangaphandle zonke zinokuvelisa i-shaft voltage.Ukujongana ne-loop evaliweyo, i-shaft yangoku enkulu iya kubangela ukuba ukuthwala kuphele ngenxa yobushushu ngexesha elifutshane kakhulu.Iibheringi ezitshiswe ngumsinga we-shaft ziya kushiya amanqaku afana nebhodi yokuhlamba kumphezulu ongaphandle weringi engaphakathi.

Ukuze ugweme ingxaki ye-shaft yangoku, amanyathelo ayimfuneko kufuneka athathwe kuyilo kunye nenkqubo yokuvelisa i-motor, njengokongeza imilinganiselo efunekayo yokufakelwa kwi-cover cover kunye ne-sleeve yokuthwala.Ikhonkco inyusa ibrashi yekhabhoni evuzayo.Ngokombono wokusetyenziswa, ngumlinganiselo kanye-kunye-konke ukuthatha amanyathelo oqhawulo lwesekethe kumacandelo, ngelixa ukusetyenziswa kweendlela zokuguqula kunokukhokelela ekutshintshweni kwezixhobo ze-carbon brush, ubuncinane ngexesha lomjikelo wokulondoloza. i-motor, inkqubo ye-carbon brush kufuneka ingabi neengxaki.

Ubungakanani kunye nomthamo wokuthwala i-insulated bearing kunye nesiqhelo esiqhelekileyo siyafana.Umahluko kukuba ukuthwala i-insulated kunokuthintela ukuhamba kwangoku kakuhle, kwaye i-insulated bear inokuthintela umonakalo obangelwa kukuhlwa kombane.Ukusebenza kunokwethenjelwa ngakumbi, kwaye i-insulated bear inokuphepha impembelelo yombane yombane we-current induced kwi-bearing, kwaye ithintele i-current ebangela umonakalo kwigrisi, i-rolling elements kunye ne-raceways.

Xa i-motor isetyenziswa ngobonelelo lwamandla ombane oguquguqukayo, amandla ombane ombane aqulethe izinto ezilungeleleneyo eziphezulu, ezibangela ukungeniswa kombane phakathi kweziphelo zeekhoyili ezijikelezayo ze-stator, iinxalenye zocingo, kunye neshaft ejikelezayo, ngaloo ndlela ivelisa i-shaft voltage.

I-stator winding ye-asynchronous motor ifakwe kwi-stator core slot, kwaye kukho i-capacitances esasazwayo phakathi kokujika kwe-stator winding naphakathi kwe-stator winding kunye nesakhelo semoto.I-voltage yemowudi eqhelekileyo itshintsha ngokukhawuleza, kwaye ukuvuza kwangoku kwenziwa ukusuka kwi-motor casing ukuya kwi-terminal yomhlaba ngokusebenzisa i-capacitance esasazwayo ye-motor winding.Oku kuvuza kwangoku kunokwenza iintlobo ezimbini zokuphazamiseka kwe-electromagnetic, i-radioactive kunye ne-conductive.Ngenxa yokungalungelelani komjikelo wemagnethi yemoto, ukungeniswa kwe-electrostatic kunye nombane wemowudi eqhelekileyo zizizathu zombane we-shaft kunye ne-shaft yangoku.


Ixesha lokuposa: Jul-11-2022