Umazibuthe ongapheli we-DC synchronous motor wehlukile kusakhiwo se-brush motor esisifunde encwadini. Isebenzisa i-coil winding njenge-stator kanye nozibuthe ongunaphakade njenge-rotor. Umazibuthe unomphela wenziwa ikakhulukazi nge-neodymium iron boron material magnetic, futhi njengoba iqukethe umhlaba ongavamile, izindleko ziphezulu kakhulu. Ngenhlanhla, isitayela saseShayina siyizwe elinokuqukethwe okuphezulu kakhulu komhlaba okungavamile emhlabeni, ngakho-ke ukuthuthukisa ngamandla izimoto zikagesi ngeke kubeke engozini ukuphepha kwezwe.钕I-Magnetism ingase ijwayele abangani abaningi abadlala umsindo. Uma isikhulumi senziwe nge-neodymium, izakhiwo zayo zamagnetic zizoba phezulu kakhulu, okusho ukuthi ivolumu encane ingenza umsindo omkhulu futhi idinga amandla aphezulu. Ibhesi engaphushwa ingashaqisa. Ngakho-ke, ukusebenzisa uzibuthe we-neodymium njengozibuthe unomphela emotweni kuzophinde kwandise kakhulu ukuminyana kwamandla enjini, kunciphise ivolumu nesisindo.
I-stator yamagnetic unomphela i-DC synchronous motor yakhiwe ngama-windings ezigaba ezintathu. Ngakho-ke, i-rotor ayinawo amandla futhi yamanje ishintshwa yi-stator. Kudingeka inkambu kazibuthe ejikelezayo ukwenza injini ijikeleze. Njengoba i-rotor isivele iyizibuthe unomphela futhi izinga layo lamagnetic lilungisiwe, insimu yamagnetic ejikelezayo ingenziwa kuphela yi-stator windings.
Izinzuzo zokusebenza kazibuthe unomphela DC motor synchronous
Njengoba iphakethe lebhethri lemoto likhipha amandla e-DC ane-voltage ephezulu, uzibuthe unomphela we-DC synchronous motor ayidingi inverter enamandla amakhulu ukuze iguqule amandla e-DC abe amandla e-AC e-sinusoidal uma kuqhathaniswa ne-AC asynchronous motor. Phela, le nqubo yokuguqulwa Ibangela izinga elithile lokulahlekelwa kwamandla kagesi. Ngakho-ke, kulokhu, unomphela uzibuthe we-DC synchronous motor ithuthukisa ukusebenza kahle kokusebenzisa ibhethri.
I-rotor ithatha isakhiwo samagnetic unomphela, ngakho-ke i-rotor ngokwayo inendawo yamagnetic, futhi ayidingi ukukhiqiza insimu yamagnetic nge-current eyengeziwe eyenziwe njenge-AC asynchronous motor. Okusho ukuthi, i-rotor ayidingi ugesi ukuze ikhiqize i-magnetism, ngakho-ke ukusetshenziswa kwamandla kuphansi kunalokho kwe-AC asynchronous motor.
Ngemuva kokusebenzisa umhlaba ongavamile njengento ephezulu kazibuthe, isisindo se-rotor siyancishiswa futhi ukuminyana kwamandla enjini kuyathuthukiswa. Ngakho-ke, esimweni samandla esifanayo, i-DC synchronous motor unomphela uzibuthe ilula ngesisindo futhi incane ngosayizi, futhi isivinini sokuphendula se-rotor siyashesha.
I-axle yamagnetic synchronous motor ingafaka ngokuphelele i-motor ku-axle ukuze yakhe isistimu yokushayela eqondile, okungukuthi, i-axle eyodwa iyiyunithi yokushayela, isuse ibhokisi elilodwa lamagiya. Izici zama-motor synchronous kazibuthe unomphela zimi kanje:
(1) I-PMSM ngokwayo inamandla aphezulu kanye nesici samandla aphezulu;
(2) I-PMSM inesizukulwane sokushisa esiphansi, ngakho-ke uhlelo lokupholisa imoto lunesakhiwo esilula, ivolumu encane nomsindo ophansi;
(3) Uhlelo lwamukela isakhiwo esivalekile ngokugcwele, akukho ukugqokwa kwegiya lokudlulisela, akukho msindo wegiya lokudlulisela, akukho ukugcotshwa, akukho ukulungiswa;
(4) I-overload yamanje evunyelwe yi-PMSM inkulu, futhi ukwethembeka kuthuthukiswa kakhulu;
(5) Lonke uhlelo lokudlulisela lulula ngesisindo, futhi isisindo esingaphumi silula kunaleso sokudluliselwa kwe-axle evamile, futhi amandla ngeyunithi ngayinye yesisindo sikhulu;
(6) Njengoba lingekho ibhokisi legiya, isistimu ye-bogie ingaklanywa ngokukhululekile: njengebhogi ethambile kanye ne-axle eyodwa, ukusebenza okunamandla kwesitimela kuba ngcono kakhulu.
Ekushintsheni ukuvuthwa kwamanje kwejeneretha, ngokuvamile akwenziwa ngokuqondile kumjikelezo wayo we-rotor, ngoba i-current in circuit inkulu futhi akulula ukwenza ukulungiswa okuqondile. Indlela evame ukusetshenziswa ukushintsha i-excitation current ye-exciter ukuze kuzuzwe ukulawulwa kwejeneretha. Inhloso ye-rotor current. Izindlela ezivamile zihlanganisa ukuguqula ukuphikiswa komjikelezo wokuvusa we-exciter, ukushintsha i-excitation yamanje eyengeziwe ye-exciter, ukushintsha i-angle conduction ye-thyristor, njll.
Buyini ubudlelwano phakathi kwama-DC brushless motors nezimotho ezihambisanayo ozibuthe unomphela?
Kumamotho e-brushless DC, izigxobo ze-rotor ngokuvamile zenziwe ngensimbi enozibuthe yohlobo lwethayela. Ngomklamo wesekethe kazibuthe, igebe lomoya kazibuthe ukuminyana kwamagagasi e-trapezoidal lingatholakala. I-stator windings igxile kakhulu futhi ihlanganiswe, ngakho-ke amandla e-electromotive abuyele emuva yi-trapezoidal. Ukulawulwa kwe-brushless DC motor kudinga impendulo yolwazi lwesikhundla. Kumelwe ibe nenzwa yokuma noma indlela yokulinganisa engenazinzwa ukuze yakhe isistimu yokulawula isivinini ezilawulayo. Lapho ulawula, imisinga yesigaba nayo ilawulwa njengamagagasi ayisikwele ngangokunokwenzeka, futhi i-voltage ephumayo ye-inverter ingalawulwa ngokuya nge-brushed DC motor PWM indlela. Ngamafuphi, i-brushless DC motor nayo iwuhlobo lwenjini ehambisanayo kazibuthe, futhi umthethonqubo wejubane empeleni ungokwesigaba sokulawulwa kwesivinini esiguquguqukayo se-voltage.
Ngokuvamile, i-motor synchronous yamagnetic unomphela ine-stator yesigaba sesithathu esabalaliswa ukujika kanye nerotor kazibuthe ehlala njalo, futhi i-electromotive force waveform eyenziwe i-sinusoidal esakhiweni sesekethe kazibuthe kanye nokusatshalaliswa kwamajika, kanye ne-stator voltage esetshenzisiwe kanye namanje kufanele futhi kube. amagagasi e-sinusoidal, ngokuvamile ancike ekuguqulweni kwamandla kagesi we-AC. I-inverter ihlinzeka. Isistimu yokulawula i-motor synchronous yamagnetic unomphela ngokuvamile isebenzisa uhlobo lokuzithiba futhi idinga ulwazi lwempendulo yendawo. Ingathatha isilawuli se-vector (ukulawula isiqondiso senkundla) noma isu lokulawula elithuthukisiwe lokulawula i-torque eqondile.
Umehluko phakathi kwakho kokubili ungabhekwa njengomqondo wokuklama obangelwa igagasi lesikwele kanye nokulawulwa kwegagasi le-sine.
Umgomo we-DC brushless motor uyafana nalowo we-DC motor ene-carbon brush. I-DC ingacabanga ngegagasi lesikwele njengenhlanganisela yemisinga emibili eqondile enezikhombisi-ndlela ezihlukene (hhayi phezulu), enye izoba yinhle, enye izoba yimbi, ngale ndlela kuphela I-current ingenza i-motor armature iqhubeke nokujikeleza. Eqinisweni, uma i-current of the armature in the brushed DC motor iyafana nale yamanje
Izici ezihlobene
1, ukulawulwa kwamandla kagesi
Ukulungiswa okuzenzakalelayo kwesistimu ye-excitation kungabonakala njengesistimu yokulawula impendulo ene-voltage njengenani okufanele lilungiswe. Ukulayisha okusebenzayo kwamanje kuyimbangela eyinhloko yokwehla kwamandla kagesi kutheminali yokuphehla ugesi. Uma i-excitation current ingashintshi, i-terminal voltage ye-generator izokwehla njengoba i-reactive current ikhula. Nokho, ukuze kuhlangatshezwane nezidingo zomsebenzisi zekhwalithi yamandla, i-voltage yetheminali yejeneretha kufanele ihlale ifana ngokuyisisekelo. Indlela yokufeza le mfuneko iwukuba ulungise amandla esasasa ejeneretha ngokushintsha kwamandla asebenzayo.
2. Ukulungiswa kwamandla asebenzayo:
Uma ijeneretha kanye nesistimu zisebenza ngokufana, kungacatshangwa ukuthi kusebenza ngebha yebhasi yokunikezwa kwamandla amakhulu okungapheli. I-excitation current yejeneretha kufanele ishintshwe, futhi amandla akhangisiwe kanye ne-stator current nakho kuyashintsha. Ngalesi sikhathi, i-current reactive ye-generator nayo iyashintsha. Uma i-generator isetshenziswa ngokuhambisana nesistimu yamandla engapheli, ukuze uguqule amandla asebenzayo we-generator, umfutho we-excitation we-generator kufanele ulungiswe. I-generator excitation current eshintshwayo ngalesi sikhathi ayibizwa ngokuthi "umthetho", kodwa ishintsha nje amandla asebenzayo athunyelwa ohlelweni.
3. Ukusatshalaliswa komthwalo osebenzayo:
Amajeneretha asebenza ngokuhambisana asabalaliswa ngokulinganayo namanje asebenzayo ngokuya ngamakhono awo alinganisiwe. Amajeneretha anamandla amakhulu kufanele athwale umthwalo osebenza kakhulu, kuyilapho amancane ahlinzeka ngomthwalo ongasasebenzi kangako. Ukuze kuqashelwe ukusatshalaliswa okuzenzakalelayo komthwalo osebenzayo, i-excitation current ye-othomathikhi ye-high-voltage regulation ingasetshenziswa ukuguqula i-excitation current ye-generator ukuze kugcinwe i-terminal voltage kagesi, kanye nokuthambekela kwesici sokulawula amandla kagesi e-generator kungaba kulungiswe ukuze kubonakale ukusebenza okufanayo kwejeneretha. Ukusabalalisa okunengqondo kokulayisha okusebenzayo.
Umehluko phakathi kwemotor synchronous kazibuthe yaphakade kanye ne-brushless DC motor
Ngokuvamile, lapho i-brushless DC motor yakhiwe, igebe lomoya inkambu kazibuthe iyigagasi lesikwele (trapezoidal wave) kanti ingxenye engaphezulu eyisicaba iyisicaba ngangokunokwenzeka. Ngakho-ke, ekukhethweni kwe-pole logarithm, i-integrated slotted winding winding njenge-4-pole 12 slot ngokuvamile iyakhethwa, futhi Insimbi kazibuthe ngokuvamile iyindandatho egxilile emise okwefeni, edonsa ngokukhazimulayo. Ngokuvamile ifakwe inzwa yaseHholo ukuthola indawo nesivinini. Indlela yokushayela ngokuvamile iyizinyathelo eziyisithupha zesikwele sokushayela ngezikhathi lapho imfuneko yendawo ingekho phezulu kakhulu;
Ukuvumelanisa okuhlala njalo kazibuthe kuyigebe lomoya we-sinusoidal, okwenza kube ngcono i-sinusoidal, ngakho-ke i-fractional slot winding ikhethwa ku-pole logarithm, njenge-4-pole 15 slot, 10 pole 12 slot, njll. Insimbi kazibuthe ngokuvamile imise okwesinkwa. , i-parallel magnetization, kanye nenzwa ngokuvamile ithi Lungiselela isifaki khodi esikhulayo, isixazululi, isifaki khodi esiphelele, njll. Imodi ye-Drive i ngokuvamile iqhutshwa i-sine wave, njenge-FOC algorithm. Ngezinhlelo zokusebenza ze-servo.
Ungakwazi ukuhlukanisa phakathi kwezakhiwo zangaphakathi, izinzwa, abashayeli, nezinhlelo zokusebenza. Lolu hlobo lwenjini lungasetshenziswa futhi ngokushintshana, kodwa luzokwehlisa ukusebenza kahle. Kumagagasi amaningi egebe lomoya, kukhona injini kazibuthe ehlala njalo phakathi kwalokhu okubili, ikakhulukazi kuya ngemodi yokushayela. .
Ijubane likamagnethi unomphela brushless DC motor ingashintshwa. Amamotho kazibuthe ahlala njalo ama-synchronous motors adinga amadrayivu akhethekile ukuze ashintshe isivinini, njenge-three-crystal S3000B servo drive.
Ngokwezidingo zemishini ehlukene yokukhiqiza yezimboni nezolimo, ukushayela kwezimoto kuhlukaniswe izinhlobo ezintathu: isivinini esimisiwe, idrayivu yokulawula isivinini kanye nedrayivu yokulawula ukunemba.
1, isivinini esilungisiwe
Kunenani elikhulu lemishini yokukhiqiza ekukhiqizweni kwezimboni nezolimo edinga ukusebenza okuqhubekayo endaweni eyodwa cishe ngesivinini esingaguquki, njengamafeni, amaphampu, ama-compressor, namathuluzi emishini ejwayelekile. Esikhathini esidlule, iningi lale mishini yayiqhutshwa yizinjini ze-asynchronous ezinezigaba ezintathu noma ezinesigaba esisodwa. Ama-asynchronous motors anezindleko eziphansi, alula ngesakhiwo futhi kulula ukuwagcina, futhi afaneleka kakhulu ukushayela imishini enjalo. Kodwa-ke, i-asynchronous motor inokusebenza kahle okuphansi, isici samandla aphansi nokulahlekelwa okukhulu, futhi lolu hlobo lwemoto lunendawo enkulu, ngakho-ke inani elikhulu lamandla kagesi liyachithwa lisetshenziswa. Okwesibili, inani elikhulu labalandeli namaphampu asetshenziswa embonini nasezolimo ngokuvamile kudingeka alungise izinga lokugeleza kwawo, ngokuvamile ngokulungisa i-damper ne-valve, echitha amandla amaningi kagesi. Kusukela ngeminyaka yawo-1970, abantu basebenzisa ama-inverter ukulungisa isivinini samamotho asynchronous kumafeni namaphampu ukuze balungise izinga lokugeleza kwawo, futhi bathole ukonga okukhulu kwamandla. Kodwa-ke, izindleko ze-inverter zikhawulela ukusetshenziswa kwayo, futhi ukusebenza kahle okuphansi kwe-asynchronous motor ngokwayo kusekhona.
Isibonelo, ama-compressor air-conditioning asendlini ekuqaleni asebenzisa ama-motor asynchronous esigaba esisodwa, futhi ukusebenza kwawo kwakulawulwa ngokushintsha, futhi ububanzi bomsindo nokushisa okuphezulu kwakunganele. Ekuqaleni kwawo-1990, i-Toshiba Corporation yase-Japan yaqala yamukela ukulawulwa kwesivinini esishintshashintshayo se-asynchronous motor ku-compressor control. Izinzuzo zokulawula isivinini sokuguqulwa kwemvamisa zikhuthaze ukuthuthukiswa kwesimo somoya esishintshashintshayo. Eminyakeni yamuva, i-Hitachi yaseJapane, i-Sanyo kanye nezinye izinkampani seziqalile ukusebenzisa ama-brushless motors ahlala unomphela esikhundleni sokulawula imvamisa ye-asynchronous motor, ukuthuthukisa kakhulu ukusebenza kahle, ukufeza ukonga okungcono kwamandla kanye nokunciphisa umsindo okuqhubekayo ngamandla afanayo alinganiselwe kanye nesivinini esilinganiselwe. Okulandelayo, ivolumu nesisindo se-asynchronous motor yesigaba esisodwa ingu-100%, futhi umthamo we-DC motor unomphela ozibuthe ungama-38.6%, isisindo singama-34.8%, inani lethusi li-20.9%, nenani lensimbi. kungama-36.5%. Ngaphezu kwe-10%, futhi isivinini sifanelekile, intengo ilingana nokulawulwa kwefrikhwensi ye-asynchronous motor. Ukusebenzisa unomphela uzibuthe brushless DC motor in air conditioner ikhuthaza ukuthuthukiswa air conditioner.
2, ukulawula isivinini drive
Miningi impela imishini esebenzayo, futhi ijubane layo lokugijima lidinga ukusetha ngokungafanele futhi lilungiswe, kodwa izidingo zokunemba kokulawula isivinini aziphezulu kakhulu. Amasistimu okushayela anjalo anenani elikhulu lezicelo emishinini yokupakisha, imishini yokudla, imishini yokunyathelisa, imishini yokuphatha izinto ezibonakalayo, imishini yendwangu kanye nezimoto zokuhamba. Okusetshenziswa kakhulu kulolu hlobo lwenkambu yesicelo sokulawulwa kwejubane uhlelo lokulawula isivinini semoto ye-DC. Ngemuva kokuthuthukiswa kobuchwepheshe be-electronics kanye nobuchwepheshe bokulawula ngeminyaka yawo-1970, ukulawulwa kwesivinini esishintshashintshayo se-asynchronous motor kwangena ngokushesha endaweni yokusetshenziswa yohlelo lokuqala lokulawula isivinini se-DC. . Lokhu kungenxa yokuthi ngakolunye uhlangothi, intengo yokusebenza ye-asynchronous motor variable variable frequency system iqhathaniswa neyohlelo lokulawula isivinini se-DC. Ngakolunye uhlangothi, i-asynchronous motor inenqubo yokukhiqiza elula, ukusebenza kahle okuphezulu, kanye nethusi elincane lemoto yamandla efanayo kune-DC motor. Izinzuzo zesondlo esikahle nokunye. Ngakho-ke, i-asynchronous motor frequency conversion regulation regulation ngokushesha ithathele indawo uhlelo lokulawula isivinini se-DC ezikhathini eziningi.
3, ukunemba control drive
1 Ukunemba okuphezulu kwesistimu yokulawula i-servo
Ama-Servo motors adlala indima ebalulekile ekulawuleni ukusebenza kwe-automation yezimboni. Izidingo zokusebenza zohlelo lokusebenza zama-servo motors nazo zihlukile. Kuzinhlelo zokusebenza ezisebenzayo, ama-servo motors anezindlela ezahlukahlukene zokulawula, njengokulawula kwetorque/ukulawula kwamanje, ukulawulwa kwesivinini, ukulawula isikhundla, nokunye okunjalo. Uhlelo lwe-servo motor luphinde lwahlangabezana nesistimu ye-DC servo, i-AC servo system, i-stepper motor drive system, futhi kuze kube muva nje, uhlelo olukhangayo oluhlala njalo lukazibuthe lwe-AC servo. Iningi lemishini ezishintshayo engenisiwe, okokusebenza okuzenzakalelayo kanye namarobhothi angeniswe eminyakeni yamuva nje amukele uhlelo lwe-AC servo lwemoto kazibuthe ehambisanayo.
2 Unomphela uzibuthe motor synchronous kubuchwepheshe bolwazi
Kulezi zinsuku, ubuchwepheshe bolwazi buthuthuke kakhulu, futhi izinsiza ezihlukahlukene zamakhompiyutha kanye nemishini ye-automation yasehhovisi nayo ithuthukiswe kakhulu. Isidingo samamotho amancane anezingxenye ezibalulekile siphezulu, futhi izidingo zokunemba nokusebenza ziya ngokuya zikhuphuka. Izidingo zama-micromotor anjalo zingu-miniaturization, ukuncipha, isivinini esikhulu, impilo ende, ukuthembeka okuphezulu, umsindo ophansi nokudlidliza okuphansi, futhi izidingo zokunemba ziphezulu kakhulu.
Imotor ehambisanayo kazibuthe unomphela iyinjini ehambisanayo ekhiqiza insimu yamagnetic ezungezayo ngokuvusa usinga uzibuthe. Umazibuthe unomphela usebenza njengerotha ukukhiqiza inkambu kazibuthe ezungezayo. Amajika e-stator ezigaba ezintathu adlula ekuphenduleni kwe-armature ngaphansi kwesenzo senkambu kazibuthe ezungezayo ukuze kufakwe amandla okulinganisa ezigaba ezintathu.
Ngalesi sikhathi, amandla e-kinetic we-rotor aguqulwa abe amandla kagesi, futhi i-motor synchronous yamagnetic unomphela isetshenziswa njenge-generator. Ukwengeza, lapho uhlangothi lwe-stator luxhunywe kumanje we-symmetrical yesigaba sesithathu, njengoba i-stator yesigaba sesithathu ihluke ngo-120 endaweni yendawo, i-stator yesigaba sesithathu isendaweni. Inkambu kazibuthe ejikelezayo iyakhiqizwa, futhi inkambu kazibuthe ejikelezayo yerotor ingaphansi kwesenzo samandla kazibuthe kagesi. Ngalesi sikhathi, amandla kagesi aguqulwa abe amandla kinetic, futhi unomphela uzibuthe motor synchronous isetshenziswa njengoba motor.
Indlela yokusebenza:
1. Izindlela eziningana zokuthi ijeneretha ithole amandla ashukumisayo
1) Imodi ejabulisayo yokunikezwa kwamandla kagesi wejeneretha ye-DC
Lolu hlobo lwejeneretha ethokozisayo lunejeneretha ye-DC ezinikele. Le generator ye-DC ekhethekile ibizwa nge-DC exciter. I-exciter ngokuvamile i-coaxial nejeneretha. Umoya ovusa amadlingozi wejeneretha udlula indandatho yesiliphu efakwe ku-shaft enkulu. Futhi ibhulashi elilungisiwe lithola i-DC yamanje kusuka ku-exciter. Le modi ye-excitation inezinzuzo ze-excitation yamanje ezimele, ukusebenza okuthembekile kanye nokunciphisa ukusetshenziswa kukagesi wokuzisebenzisa. Kuyimodi eyinhloko ethokozisayo yamajeneretha emashumini ambalwa eminyaka edlule futhi inokuhlangenwe nakho okuvuthiwe kokusebenza. Ububi ukuthi ijubane lokulungiswa kwe-excitation lihamba kancane futhi umthwalo wokulungisa mkhulu, ngakho-ke akuvamile ukusetshenziswa kumayunithi angaphezu kuka-10MW.
2) Imodi ejabulisayo yokunikezwa kwamandla kagesi we-AC exciter
Amanye amajeneretha esimanje anomthamo omkhulu asebenzisa i-exciter ukuze anikeze amandla ashukumisayo. I-AC exciter iphinde ifakwe ku-shaft enkulu ye-generator. Okukhiphayo kwamanje kwe-AC kuyalungiswa futhi kunikezwa ku-rotor generator ukuze kujabulise. Ngalesi sikhathi, imodi yokuzijabulisa yejeneretha ingeyemodi yokuvusa, futhi ngenxa yedivayisi yokulungiswa okumile, ibizwa nangokuthi Ngokuvuswa kwe-static excitation, i-exciter yesibili ye-AC inikeza i-excitation current. I-acciter yesibili ye-AC ingase ibe idivayisi yokulinganisa uzibuthe yaphakade noma i-alternator enedivayisi kagesi engaguquki ezijabulisa yona. Ukuze kuthuthukiswe isivinini sokulawula ukuvusa, i-acciter ye-AC ivamise ukusebenzisa ijeneretha yefrikhwensi emaphakathi engu-100-200 Hz, kuyilapho i-acxiliary exciter isebenzisa ijeneretha yefrikhwensi emaphakathi engu-400-500 Hz. I-DC excitation winding kanye nezigaba ezintathu ze-AC zokujika kwejeneretha zilimele ku-stator slot. I-rotor inamazinyo kuphela nama-slots futhi ayinawo ama-windings, njengegiya. Ngakho-ke, ayinazo izingxenye ezijikelezayo njengamabhulashi nama-slip rings, futhi inokusebenza okuthembekile. Imodeli yokusetshenziswa inezinzuzo zesakhiwo esilula, inqubo yokukhiqiza elula nokunye okunjalo. Okubi ukuthi umsindo mkhulu futhi ingxenye ye-harmonic yamandla e-AC nayo inkulu.
3) Imodi ejabulisayo ye-exciter
Kumodi yokuzijabulisa, i-exciter ekhethekile ayinikeziwe, futhi amandla okuvuselela atholakala ku-generator ngokwayo, bese elungiswa bese enikezwa i-generator ngokwayo ukuze ijabule, okubizwa ngokuthi i-self-excited static excitation. I-self-excited static excitation ingahlukaniswa ibe ukuzithokozisa kanye nokuzithokozisa kabusha. Imodi yokuzithokozisa Ithola amandla akhona nge-transformer yokulungisa exhunywe ku-outlet ye-generator, futhi inikeze ijeneretha ukuze ijabule ngemva kokulungiswa. Le modi yenjabulo inezinzuzo zesakhiwo esilula, okokusebenza okuncane, ukutshalwa kwezimali okuncane kanye nokunakekelwa okuncane. Ngaphandle kokulungiswa nokuguqulwa, imodi yokuzivuselela futhi ine-transformer yamanje enamandla amakhulu exhunywe ochungechungeni kumjikelezo we-stator we-generator. Umsebenzi walesi siguquli ukuhlinzeka ngesasasa elikhulu le-excitation ku-generator uma kwenzeka isifunda esifushane ukunxephezela ukushoda kokukhishwa kwe-rectifier transformer. Le ndlela evusa amadlingozi inezinhlobo ezimbili zemithombo yamandla avusa amadlingozi, umthombo kagesi otholwe i-rectifier transformer kanye nomthombo wamanje otholwe i-transformer yochungechunge.
