Itekhnoloji yeTekhnoloji yeTekhnoloji | Ishishini elitsha | Jan 15.2025
Kwizicelo zemveliso kunye nezorhwebo, i-slip-thetors ye-slip isetyenziswa ngokubanzi ngenxa yokusebenza kwazo okuphakathi kunye negunya eliphezulu. Nangona kunjalo, ukubala i-rotor voltage yenqwelo-moya ye-motor ayingomsebenzi olula, ofuna ukuba siyiqonde nzulu imigaqo kunye neeparamitha ezinxulumene noko emva kwayo. Eli nqaku liza kuzisa ngokweenkcukacha indlela ukulwa ngokuchanekileyo i-rotor voltage yemoto yeringi yokufuna ukuba uphucule ukusebenza kwemoto kunye nokusebenza kakuhle.
1. Amanyathelo asisiseko okubalwa kwe-voltor voltage
(I) ndimisele i-voltage yemoto yemoto
I-voltage yemoto yemoto yi-voltage esemgangathweni yoyilo lwayo kunye nokusebenza, enokufumaneka ngokulula kwimigaqo yobugcisa yemoto. Elixabiso lilitye lembombo lokubala okulandelayo, njengesiseko sesakhiwo esiphakamileyo, ukubonelela ngedatha ephambili kwi-Commini nganye. Umzekelo, inqwelo-moya ye-slip kwishishini lemizi-mveliso ine-voltage ye-380 v iphawulwe ngokucacileyo kwincwadi yencwadi yezobugcisa, esiyindawo yokuqala yokubala.
. Ukuchasana ne-Rotor yenye yezona zinto zibalulekileyo ezichaphazela i-rotor voltage, kwaye ukuchaneka kwexabiso layo kuthathelwa ingqalelo ngokuthembeka kwesiphumo sokubala. Ukuthatha ukuba i-rotor ukuchasana kwethu silinganayo ngu-0.4ω, le datha iya kudlala indima ephambili ekubalweni elandelayo.
. Ukuthatha i-voltage ye-380 v kunye nokuchasana kwe-v kunye ne-rotor ye-0.4ω ekhankanywe ngentla njengomzekelo, i-rotor voltage = 380 v × 4.4 = 152 v.
2. Uhlalutyo olunzulu lwefomula ye-rotor voltage
(I) ukwakhiwa kunye nokubaluleka kwefomula
Ifomula ye-rotor voltage yimbonakalo yemathematics ethatha ingxelo ngezinto ezininzi. Ithathwe ngokusekwe kwimigaqo esisiseko ye-electromagnetism. Phakathi kwazo, i-stator voltage, isiliphu kunye neempawu zezifundo zemoto zezona zinto ziphambili zokuphembelela. Ukuqonda okuchanekileyo kwale fomula kuvumela iinjineli ukuba zixele ngokuchanekileyo indlela yokuziphatha yemoto phantsi kweemeko ezahlukeneyo zomthwalo, njengokuba neqhosha lokuvula imfihlakalo yokuvula iMfihlakalo yokuvula i-mysmetion yentsebenzo yemoto.
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Inkqubo yokukhutshwa kwefomula ye-rotor voltage ingqongqo kwaye inzima. Ibonisa ubudlelwane obusondeleyo phakathi kwentsimi yemagneti kwaye yangoku ngaphakathi kwemoto, kwaye ibaluleke kakhulu kwicandelo lolawulo lwemoto kunye noyilo. Kwizicelo ezisebenzayo, ngoncedo lwe-comtage ye-vortage ye-volture ye-voltuse, iinjineli kufuneka zifake iiparamitha ezifana nokuhambisa amaxabiso rhoqo, inani lezibuko kunye nokutyibilika ukuze kusetyenziswe indleko zevolthi efanelekileyo. Oku akuphuculi kakhulu ukusebenza kakuhle komsebenzi, kodwa kukuqinisekisa ukuba inqwelo moya isebenza ngaphakathi kwenqanaba lokusebenza elifanelekileyo.
I-3. I-Rourtor Kubalo
(I) Inkcazo eneenkcukacha ze-rotor choula
Ifomula yi, = = vt / zt, apho i-vt i-volt voltage kunye ne-zt yi-roctor inyanzelo. Ukubala i-voltage ye-rotor ibandakanya izinto ezinje nge-stator voltage kunye ne-slip, efuna iingcali zombane ukuze ikwaziswe kwaye isebenzise ezi fomula kwaye zisebenzise ezo ndlela yokuvavanya ngokuchanekileyo ukusebenza kwemoto.
(Ii) Ukubaluleka kokubala irotor okwangoku
Ukubala i-rotor yangoku kubalulekile kwiinjineli ngeendlela ezininzi. Kwelinye icala, kuyanceda ukuvavanya umthamo wombane wemoto, ukuvumela iinjineli ukuba zixele ngokuchanekileyo utshintsho lwemoto phantsi kwe-voltages eyahlukileyo. Umzekelo, ngexesha lenkqubo yokuqalisa kwemoto, ngokubeka iliso kutshintsho kwi-rotor yangoku, iinjineli zinokugqiba ukuba i-motor iqala njengesiqhelo nokuba kukho iingxaki ezifana nokugcwala. Kwelinye icala, ngokubeka iliso kunye nokuhlalutya i-rotor okwangoku, kunokwenzeka ukufezekisa ulawulo olufanelekileyo lwemoto, ngokufanelekileyo ukuthintela iingxaki ezinokubakho kwemoto, ukusilela kwenkonzo yemoto kunye nokuphucula ukusebenza kwemveliso .
4. Indima ephambili ye-Slip kwi-rotor voltage
(I) Inkcazo kunye nokubalwa kwesiliphu
Isiliphu sichazwa njengomahluko okhuphayo phakathi kwendawo ejikelezayo ye-magnetic kunye nengcwangu, ibonakaliswe njengepesenti yesantya se-synchronchronousIfomula ye-S = (N8-NT) / NS, apho i-slip, i-N8 yisantya se-wishnchronous, kwaye i-NT yisantya se-rotor.
Umzekelo, kwimo yokusebenza ethile ngemoto, ukuba isantya se-synchronous yi-1500 i-RPM kwaye isantya seRotor siyi-1440 RPM, isiliphuS = (1500-1440) /1500=0.04, ke i-4%.
(Ii) ubudlelwane phakathi kwesiliphu kunye nokusebenza kwemali
Kukho ubudlelwane phakathi kwangaphakathi phakathi kwesiliphu kunye ne-rotor ukusebenza ngempumelelo. Ngokwesiqhelo, i-rotor ifuna isixa esithile sokutyibilika ukuba ivelise i-torque kwaye ifikelele ukusebenza kwesiqhelo kwemoto. Nangona kunjalo, isiliphu esiphakamileyo kakhulu siya kukhokelela ekulahlekelweni kokungaxhathisi sayo kwaye sinciphise iziphumo zoomatshini, eziya kuthi zichaphazele kakhulu iMoto. Ngokuchasene noko, isiliphu esisezantsi kakhulu sinokwenza ukuba imoto ibaleke isondele kwimo yenkqubo ye-windows, kodwa iya kwenza buthathaka amandla olawulo lwemoto kunye nokukhuphela kweTorque. Ke ngoko, kwinkqubo yoyilo kunye nokusebenza ngokuchanekileyo, ukubalwa ngokuchanekileyo kwe-Slip kunye nohlengahlengiso olufanelekileyo lweeparamitha ezinxulumene noko kubalulekile ukuba zisebenzise ngokupheleleyo ifomula ye-rotor voltage kwaye iqinisekise ukusebenza kakuhle kunye nemithwalo efanelekileyo yemoto.
V. Indlela yempembelelo yokuchasana ne-rotor kwi-motorfree
(I) uhlobo kunye nefuthe lokuchasana ne-rotor
Ukuchasana neRotor kubhekisa ekuxhathisweni kwesekethe i-rotor kukuhamba kwangoku. Ixabiso layo linefuthe elibonakalayo kwi-torque yokuqala, ummiselo wesantya kunye nokusebenza kwemoto. Ukuxhathisa okuphezulu kwe-rotor kunceda ukuphucula i-torque yokuqala yemoto kwaye yenza ukuba imoto iqale ngokutyibilikayo phantsi komthwalo onzima. Nangona kunjalo, ngexesha lokusebenza okuqhelekileyo kwemoto, ukuchasana nokugqithisileyo kuya kukhokelela ekunyuseni amandla, ngaloo ndlela kuncitshiswa ukusebenza kwemoto.
(Ii) Ifomula yokungahambelani kweRotor kunye nokuQinisekiswa kwesifo
Ifomula yokuchasana neRotor (ihlala ibonakaliswa njenge-RT) ithatha izinto zeakhawunti ezifana ne-akhawunti enjengeempawu zomzimba zezinto ezimbi ze-rotor, i-rotometry kunye neqondo lobushushu. Ukubalwa ngokuchanekileyo kokuchasana kwe-rotor kubalulekile ukusebenzisa ifomula ye-rotor vollage. Kwintsimi yokugcina izilwanyana ngemoto kunye nolondolozo oluthintela, ngokubeka iliso kutshintsho kwi-rotor Ukuchasana, iingxaki ezinokubakho ezinxibe impahla engalinganiyo, isekethe emfutshane okanye i-parsey ingafunyanwa ngexesha elifanelekileyo. Umzekelo, ukuba ukuchasana nokuchasana kufunyenwe ukuba kunyuswe ngequbuliso, kunokuthetha ukuba kukho isikhephe esifutshane sendawo okanye i-Hully kwi-rotor. Abasebenzi bokugcinwa banokuthatha amanyathelo athageleyo wokugcina ngokufezekileyo ukusilela kwemoto, kwandise ubomi benkonzo yemoto, kunye nokuqinisekisa ukuqhubeka nokuzinza.
VI. Ukubala imizekelo kunye nezakhono zesicelo kwimo yesandla
(I) Umzekelo obalwa
Masithi kukho i-slip-kring motor ene-star voltage ye-440 v, ukuchasana ne-rotor ye-0.35ω, kunye nesiliphu se-0.03. Okokuqala, ngokwendlela ye-rotor voltage villa vt = s * vs, i-rotor voltage vt = 0.03 * 440 = 13.2 v inokufumaneka. Emva koko, ukusebenzisa i-rotor ekhoyo ifomula i = vt / zt (i-zt (ecinga ukuba i-rotor imfihla i-0.5ω), irotor), i-rotor yangoku = 13.4 ..4 angabalwa.
(Ii) Izakhono zesicelo kunye namanyathelo okhuseleko kwizicelo ezisebenzayo
Ukuqinisekisa ukuchaneka kunye nokuthembeka kweziphumo zokubala, ezi ngongoma zilandelayo kufuneka ziqatshelwe: Okokuqala, sebenzisa izixhobo zokulinganisa oluphezulu ukuze ufumane iiparamitha zemoto. Umzekelo, xa ukulinganisa umzila wokulinganisa ne-odmmmeter, isixhobo esinezigqibo eziphezulu kunye nempazamo encinci kufuneka ikhethwe; Okwesibini, xa iqokelela i-parameters ye-paramesters, iqinisekisa ukuba iiyunithi zeeparameter ziyamanyaniswa ukuthintela ukuphathwa kweziphumo zokubala ngenxa yeempazamo zokuguqula; Okwesithathu, hlalutya ngokudibeneyo nemeko yokusebenza kunye neemeko zokusebenza zemoto, umzekelo, kuthathelwa ingqalelo ifuthe lobushushu, imeko yobushushu inokunyuka, kwaye iziphumo zokubala kufuneka zilungiswe ngokufanelekileyo .
Ngesithuba esibanzi semali esibanzi kunye nenzululwazi, ndiyakholelwa ukuba ukuqonde okucokisekileyo kwendlela yokubala ye-voltage ye-roctor ye-roctor kunye ne-voltage yayo. Ngokwenyani, ukulandela ngokungqongqo amanyathelo ukubala kunye nokujonga ngokupheleleyo impembelelo yezinto ezahlukeneyo kuya kukunceda udlale ngokugqwesileyo kwiiMotors zeZimilongo, ukuphucula iindleko zokulungisa imizi-mveliso kunye nokunciphisa iindleko zokugcina izixhobo.
Yintoni ekufuneka ithathelwe ingqalelo xa kubalwa i-rotor voltage yeemotors ze-slip?
- Ukuchaneka
- B.formarical ngokuqonda kunye nokusetyenziswa
- Iimeko ze-C
- Inkqubo ye-D.Calcculation kunye nezixhobo
IXESHA LOKUQALA: UJan-15 ukuya ku-1525