Iimoto ezikhawulezayoZifumana ingqwalasela eyandayo ngenxa yeenzuzo zazo ezicacileyo ezifana noxinano olukhulu lwamandla, ubungakanani obuncinci kunye nobunzima, kunye nokusebenza kakuhle. Inkqubo yokuqhuba esebenza kakuhle nezinzileyo ngundoqo ekusebenziseni ngokupheleleyo ukusebenza okugqwesileyo kweiimoto ezikhawulezayoEli nqaku lihlalutya ikakhulu ubunzima beinjini yesantya esiphezuluukuqhuba ubuchwepheshe kwiinkalo zesicwangciso solawulo, uqikelelo lwekona, kunye noyilo lwe-topology yamandla, kwaye kushwankathelwa iziphumo zophando zangoku ekhaya nakwamanye amazwe. Emva koko, kushwankathelwa kwaye kulindelwe indlela yophuhliso lweinjini yesantya esiphezuluiteknoloji yokuqhuba.
Icandelo 02 Umxholo woPhando
Iimoto ezikhawulezayoZineengenelo ezininzi ezifana noxinano olukhulu lwamandla, ubungakanani obuncinci kunye nobunzima, kunye nokusebenza kakuhle okuphezulu. Zisetyenziswa kakhulu kwiindawo ezifana neenqwelo moya, ukhuselo lwesizwe kunye nokhuseleko, imveliso kunye nobomi bemihla ngemihla, kwaye ziyimfuneko kumxholo wophando kunye nesikhokelo sophuhliso namhlanje. Kwizicelo zomthwalo okhawulezayo ezifana nee-electric spindles, ii-turbomachinery, ii-micro gas turbines, kunye nokugcinwa kwamandla e-flywheel, ukusetyenziswa kwee-motors ezikhawulezayo kunokufezekisa isakhiwo se-direct drive, kususe izixhobo zesantya esiguquguqukayo, kunciphise kakhulu i-volume, ubunzima, kunye neendleko zokugcina, ngelixa kuphucula kakhulu ukuthembeka, kwaye kunamathuba amaninzi okusetyenziswa.Iimoto ezikhawulezayoidla ngokubhekisa kwisantya esidlula i-10kr/min okanye amaxabiso obunzima (imveliso yesantya kunye neengcambu zesikwere samandla) edlula i-1 × I-motor ye-105 iboniswe kuMfanekiso 1, othelekisa idatha efanelekileyo yezinye iiprototypes ezimele ii-motors ezinesantya esiphezulu ngaphakathi nangaphandle. Umgca onamachaphaza kuMfanekiso 1 yi-1 × 105 ubunzima benqanaba, njl.njl.
1,Ubunzima kwiTekhnoloji yokuqhuba iiMoto eziKhawulezayo
1. Imiba yozinzo lwenkqubo kwizandi ezisisiseko eziphezulu
Xa imoto ikwimeko ephezulu yokusebenza rhoqo, ngenxa yemida efana nexesha lokuguqulwa kwe-analog ukuya kwidijithali, ixesha lokuphunyezwa kwe-algorithm yokulawula idijithali, kunye ne-inverter switching frequency, i-carrier frequency yenkqubo ye-high-speed motor drive iphantsi kakhulu, nto leyo ekhokelela ekunciphiseni okukhulu ekusebenzeni kwemoto.
2. Ingxaki yokuqikelela indawo ye-rotor ngocoselelo oluphezulu kwi-frequency esisiseko
Ngexesha lokusebenza ngesantya esiphezulu, ukuchaneka kwendawo yerotor kubalulekile ekusebenzeni kwemoto. Ngenxa yokuthembeka okuphantsi, ubungakanani obukhulu, kunye neendleko eziphezulu zeesensa zesikhundla soomatshini, ii-algorithms ezingenazo iisensa zihlala zisetyenziswa kwiinkqubo zolawulo lweemoto ezikhawulezayo. Nangona kunjalo, phantsi kweemeko eziphezulu zokusebenza kwefrequency, ukusetyenziswa kwee-algorithms ezingenazo iisensa zesikhundla kuchaphazeleka zizinto ezingezizo ezilungileyo ezifana ne-inverter nonlinearity, ii-harmonics zesithuba, ii-loop filters, kunye nokuphambuka kwe-inductance parameter, okubangela iimpazamo ezinkulu zoqikelelo lwesikhundla serotor.
3. Ukunciphisa ukuqhekeka kwe-ripple kwiinkqubo zokuqhuba iimoto ezikhawulezayo
Ukungena okuncinci kweemoto ezikhawulezayo ngokungenakuphepheka kukhokelela kwingxaki ye-ripple enkulu yamandla. Ukulahleka okongezelelweyo kobhedu, ukulahleka kwentsimbi, i-torque ripple, kunye nengxolo yokungcangcazela ebangelwa yi-ripple yamandla aphezulu kunokunyusa kakhulu ukulahleka kweenkqubo zeemoto ezikhawulezayo, kunciphise ukusebenza kweemoto, kwaye ukuphazamiseka kwe-electromagnetic okubangelwa yingxolo yokungcangcazela ephezulu kunokukhawulezisa ukuguga komqhubi. Le micimbi ingentla ichaphazela kakhulu ukusebenza kweenkqubo zeemoto ezikhawulezayo, kwaye uyilo lokwenza ngcono iisekethe zehardware ezilahlekileyo eziphantsi lubalulekile kwiinkqubo zeemoto ezikhawulezayo. Ngamafutshane, uyilo lwenkqubo yeemoto ezikhawulezayo lufuna ukuqwalaselwa ngokubanzi kwezinto ezininzi, kubandakanya ukuhlanganiswa kwe-current loop, ukulibaziseka kwenkqubo, iimpazamo zeparameter, kunye nobunzima bobuchwephesha obufana nokucinezelwa kwe-ripple yamandla. Yinkqubo enzima kakhulu ebeka iimfuno eziphezulu kwizicwangciso zolawulo, ukuchaneka koqikelelo lwesikhundla se-rotor, kunye noyilo lwe-topology yamandla.
2, Icebo Lolawulo lweNkqubo Yokuqhuba Iimoto Ezihamba Ngesantya Esiphezulu
1. Ukumodela kweNkqubo yoLawulo lweeMoto eziKhawulezayo
Iimpawu ze-frequency ephezulu yokusebenza kunye ne-low carrier frequency ratio kwiinkqubo ze-motor drive ezikhawulezayo, kunye nempembelelo yokudibanisa iimoto kunye nokulibaziseka kwinkqubo, azinakubethwa ngoyaba. Ke ngoko, xa sicinga ngezi zinto zimbini ziphambili, ukwenza imodeli kunye nokuhlalutya ukwakhiwa kwakhona kweenkqubo ze-motor drive ezikhawulezayo ngundoqo wokuphucula ngakumbi ukusebenza kokuqhuba kweemoto ezihamba ngesantya esiphezulu.
2. Itekhnoloji yoLawulo lokuHlukanisa iiMoto eziKhawulezayo
Itekhnoloji esetyenziswa kakhulu kwiinkqubo ze-motor drive ezisebenza kakuhle yi-FOC control. Ukuphendula ingxaki enkulu yokudibanisa ebangelwa yi-frequency ephezulu yokusebenza, ulwalathiso oluphambili lophando okwangoku ziindlela zokulawula ukudibanisa. Iindlela zokulawula ukudibanisa ezifundwayo ngoku zinokwahlulwahlulwa zibe ziindlela zokulawula ukudibanisa ezisekelwe kwimodeli, iindlela zokulawula ukudibanisa ezisekelwe kwimbuyekezo yokuphazamiseka, kunye neendlela zokulawula ukudibanisa ezisekelwe kwi-vector regulator eyinkimbinkimbi. Iindlela zokulawula ukudibanisa ezisekelwe kwimodeli ziquka ikakhulu ukudibanisa okufezwayo kunye nokudibanisa impendulo, kodwa esi sicwangciso sinovelwano kwiiparameter zemoto kwaye sinokukhokelela ekungazinzini kwenkqubo kwiimeko zeempazamo ezinkulu zeparameter, kwaye asinakufezekisa ukudibanisa ngokupheleleyo. Ukusebenza okungalunganga kokudibanisa okuguquguqukayo kunciphisa uluhlu lwesicelo sayo. Iindlela zokugqibela ezimbini zokulawula ukudibanisa ngoku ziindawo eziphambili zophando.
3. Itekhnoloji yoHlaziyo lokuLibaziseka kwiiNkqubo zeeMoto eziKhawulezayo eziPhakamileyo
Itekhnoloji yokulawula ukudityaniswa kwezixhobo ingasombulula ngempumelelo ingxaki yokudibanisa iinkqubo zokuqhuba iimoto ezikhawulezayo, kodwa ikhonkco lokulibaziseka elivezwe kukulibaziseka lisekho, ngoko ke imbuyekezo esebenzayo esebenzayo yokulibaziseka kwenkqubo iyafuneka. Okwangoku, kukho amaqhinga amabini aphambili okuhlawula okusebenzayo kokulibaziseka kwenkqubo: amaqhinga okuhlawula asekelwe kwimodeli kunye namaqhinga okuhlawula azimeleyo emodeli.
Icandelo 03 Isiphelo soPhando
Ngokusekelwe kwimpumelelo yophando lwangoku kwiinjini yesantya esiphezuluiteknoloji yokuqhuba kuluntu lwezemfundo, kunye neengxaki ezikhoyo, uphuhliso kunye nezikhokelo zophando lweemoto ezikhawulezayo ziquka ikakhulu: 1) uphando malunga nokuqikelelwa ngokuchanekileyo kwemicimbi enxulumene nokulibaziseka kwembuyekezo esebenzayo kunye ne-frequency ephezulu; 3) Uphando malunga ne-algorithms yolawulo lokusebenza olunamandla kakhulu kwiimoto ezikhawulezayo; 4) Uphando malunga nokuqikelelwa ngokuchanekileyo kwendawo yekona kunye nemodeli yoqikelelo lwesikhundla se-rotor ye-domain yesantya esipheleleyo kwiimoto ezikhawulezayo kakhulu; 5) Uphando malunga neteknoloji epheleleyo yembuyekezo yeempazamo kwiimodeli zoqikelelo lwesikhundla semoto ezikhawulezayo; 6) Uphando malunga ne-High Frequency kunye nokulahleka okuphezulu kwe-High Speed Motor Power Topology.
Ixesha lokuthumela: Okthobha-24-2023
