Ni irihe tandukaniro riri hagati yuburemere burenze urugero?Kurenza urugero ni igitekerezo cyigihe, bivuze ko umutwaro urenze umutwaro wagenwe numubare munini mugihe gikomeza.Igitekerezo cyingenzi cyo kurenza urugero nigihe gikomeza.Kurugero, ubushobozi burenze urugero bwihinduranya ni 160% kumunota umwe, ni ukuvuga, ntakibazo ko umutwaro ugera inshuro 1,6 umutwaro wagenwe kumunota umwe uhoraho.Niba umutwaro uba muto mumasegonda 59, noneho impuruza irenze ntizaterwa.Gusa nyuma yamasegonda 60, impuruza irenze izaterwa.Kurenza urugero ni igitekerezo cyo kubara, bivuga inshuro inshuro umutwaro urenze umutwaro wagenwe.Igihe cyo kurengana ni kigufi cyane, kandi byinshi ni binini cyane, mubisanzwe birenga icumi cyangwa inshuro nyinshi.Kurugero, mugihe moteri ikora, shitingi ya mashini irahagarikwa gitunguranye, noneho moteri ya moteri izamuka vuba mugihe gito, biganisha kunanirwa bikabije.
Kurenza-kurubu no kurenza urugero ni amakosa akunze guhinduka.Kugirango tumenye niba guhinduranya inshuro zirenze-kugendagenda hejuru cyangwa kugendagenda hejuru, tugomba mbere na mbere kwerekana itandukaniro riri hagati yabo.Muri rusange, kurenza urugero nabyo bigomba kuba birenze urugero, ariko ni ukubera iki guhinduranya imirongo bigomba gutandukana birenze urugero nuburemere burenze?Hariho ibintu bibiri byingenzi bitandukanye: (1) ibintu bitandukanye byo kurinda Ibirenga bikoreshwa cyane cyane mukurinda guhinduranya imirongo, mugihe ibintu birenze urugero bikoreshwa mukurinda moteri.Kuberako ubushobozi bwimihindagurikire yumurongo rimwe na rimwe bugomba kongerwaho ibikoresho kimwe cyangwa ibyuma bibiri kuruta ubushobozi bwa moteri, muriki gihe, iyo moteri iremerewe cyane, guhinduranya imirongo ntabwo byanze bikunze birenze.Kurinda kurenza urugero bikorwa nibikorwa bya elegitoroniki yo gukingira ubushyuhe imbere muri enterineti.Iyo ibikorwa bya elegitoroniki yo gukingira ubushyuhe byateganijwe, "igipimo cyo gukoresha ubu" kigomba gutegurwa neza, ni ukuvuga ijanisha ryikigereranyo cyumuvuduko wa moteri yagereranijwe na moteri yagenwe na enterineti: IM% = IMN * 100 % I / IM Aho, im% -ikigereranyo cyo gukoresha ubu;IMN —- igipimo cya moteri ya moteri, a;IN - igipimo cyagenwe cyumuvuduko uhindura, a..Kurenza urugero uretse kurenza urugero akenshi bitunguranye, kandi igipimo cyimpinduka zubu di / dt ni nini.(3) Kurinda kurenza urugero bifite ibihe bitandukanye biranga.Kurinda kurenza urugero birinda moteri gushyuha, bityo ikaba ifite ibiranga "igihe ntarengwa" bisa nubushyuhe bwumuriro.Nukuvuga ko, niba atari byinshi birenze ibipimo byagenwe, igihe cyo kwiruka gishobora kuba kirekire, ariko niba ari byinshi, igihe cyo gukora cyemewe kizaba kigufi.Mubyongeyeho, uko inshuro zigabanuka, ubushyuhe bwa moteri buba bubi.Kubwibyo, munsi yikirenga kimwe cya 50%, munsi yumurongo, bigufi igihe cyemewe cyo gukora.
Urugendo rwinshi rwimihindagurikire yumurongo Kurenza-kugendagenda kwa inverter bigabanijwemo amakosa yigihe gito, kugendagenda mugihe cyo gukora no gutembera mugihe cyo kwihuta no kwihuta, nibindi 1, amakosa yumuzunguruko mugufi: (1) Ibiranga amakosa (a) Urugendo rwa mbere rushobora kubaho mugihe cyo gukora, ariko niba itangiye nyuma yo gusubiramo, izajya igenda vuba vuba umuvuduko uzamutse.(b) Ifite imiyoboro minini yo hejuru, ariko abahindura inshuro nyinshi bashoboye gukora ingendo zo gukingira nta byangiritse.Kuberako kurinda ingendo byihuse, biragoye kwitegereza ibyubu.(2) Gucira urubanza no gukemura Intambwe yambere nukumenya niba hari umuzunguruko mugufi.Kugirango woroshye urubanza, voltmeter irashobora guhuzwa kuruhande rwinjiza nyuma yo gusubiramo na mbere yo gutangira.Mugihe utangiye, potentiometero izahinduka buhoro kuva kuri zeru, kandi mugihe kimwe, witondere voltmeter.Niba ibisohoka inshuro zingendo za inverter zikimara kuzamuka, kandi icyerekezo cya voltmeter cyerekana ibimenyetso byo gusubira kuri "0 ″ ako kanya, bivuze ko ibisohoka byanyuma bya inverter byabaye bigufi cyangwa byahagaritswe.Intambwe ya kabiri ni ugusuzuma niba inverter ari izunguruka-mugufi imbere cyangwa hanze.Muri iki gihe, ihuriro ku musozo wanyuma wumuhinduzi wa enterineti ugomba guhagarikwa, hanyuma potentiometero igomba guhindurwa kugirango yongere inshuro.Niba ikomeje ingendo, bivuze ko umuhinduzi wa frequence ari mugufi;Niba itongeye kugenda, bivuze ko hari umuzunguruko mugufi hanze yumurongo uhindura.Reba umurongo uva kuri frequency ihindura kuri moteri na moteri ubwayo.2, umutwaro uremereye umutwaro uremereye cyane, ariko kugendagenda hejuru: Iki nikintu kidasanzwe cyo guhinduranya umuvuduko ukabije.Muburyo bwo kugenzura V / F, hari ikibazo kigaragara cyane: ihungabana rya sisitemu ya moteri ya moteri ya moteri mugihe ikora.Impamvu y'ibanze iri muri: Iyo wiruka kuri frequency nkeya, kugirango utware umutwaro uremereye, indishyi za torque akenshi zirakenewe (ni ukuvuga kuzamura igipimo cya U / f, nacyo bita torque boost).Urwego rwuzuye rwa moteri ya rukuruzi ya moteri ihinduka hamwe numutwaro.Uru rugendo rurenze urugero rwatewe no kwiyuzuzamo moteri ya magnetiki iboneka cyane cyane kuri frequency nke nuburemere bworoshye.Igisubizo: Hindura inshuro U / f inshuro nyinshi.3, kurenza urugero: (1) Ikintu kibi Imashini zimwe zitanga umusaruro zitunguranye zongera umutwaro mugihe gikora, cyangwa se "gukomera".Umuvuduko wa moteri uragabanuka cyane kubera ubudahangarwa bwumukandara, umuyaga uriyongera cyane, kandi kurinda imitwaro birenze gutinda gukora, bikaviramo kugenda cyane.(2) Igisubizo (a) Banza, menya niba imashini ubwayo ifite amakosa, kandi niba aribyo, gusana imashini.(b) Niba uku kurenza urugero ari ibintu bisanzwe mubikorwa byo kubyaza umusaruro, banza urebe niba igipimo cyo kohereza hagati ya moteri n'umutwaro gishobora kwiyongera?Kongera mu buryo bukwiye igipimo cyogukwirakwiza birashobora kugabanya umuriro wumuriro kuri moteri kandi ukirinda ikibazo cyumuvuduko wumukandara.Niba igipimo cyo kohereza kidashobora kwiyongera, ubushobozi bwa moteri na moteri ihindura bigomba kwiyongera.4. Kurenza urugero mugihe cyo kwihuta cyangwa kwihuta: Ibi biterwa no kwihuta cyane cyangwa kwihuta, kandi ingamba zishobora gufatwa nizi zikurikira: (1) Ongera igihe cyo kwihuta (kwihuta).Ubwa mbere, sobanukirwa niba byemewe kongera igihe cyo kwihuta cyangwa kwihuta ukurikije ibisabwa mubikorwa.Niba byemewe, birashobora kwagurwa..Mugihe izamuka (kugwa) rirenze igipimo cyateganijwe cyo hejuru, umuvuduko wo kuzamuka (kugwa) uzahagarikwa, hanyuma umuvuduko wo kuzamuka (kugwa) uzakomeza mugihe ikigezweho kiri munsi yagaciro.
Urugendo rwinshi rwumuvuduko uhinduranya moteri irashobora kuzunguruka, ariko ikigezweho kirenze agaciro kagenwe, ibyo bita kurenza urugero.Igisubizo cyibanze cyo kurenza urugero ni uko nubwo ikigezweho kirenze agaciro kagenwe, ubunini bwikirenga ntabwo ari bunini, kandi muri rusange ntabwo bugira ingaruka nini.1, impamvu nyamukuru yo kurenza urugero (1) Umutwaro wubukanishi uremereye cyane.Ikintu nyamukuru kiranga ibintu birenze urugero ni uko moteri itanga ubushyuhe, ushobora kuboneka mugusoma amashanyarazi akoreshwa kuri ecran yerekana.. ecran (kuko kwerekana ecran yerekana icyiciro kimwe gusa)..2. Uburyo bwo kugenzura (1) Reba niba moteri ishyushye.Niba ubushyuhe bwazamutse bwa moteri butari hejuru, mbere ya byose, reba niba imikorere ya elegitoroniki yo gukingira ubushyuhe bwa enterineti ihindagurika neza.Niba umuhinduzi wa frequence agifite ibisagutse, agaciro kateganijwe kumikorere ya elegitoroniki yo gukingira ubushyuhe bugomba kuruhuka.Niba ubushyuhe bwiyongera bwa moteri buri hejuru cyane kandi kurenza urugero nibisanzwe, bivuze ko moteri iremerewe.Muri iki gihe, dukwiye kubanza kongera igipimo cyo kohereza muburyo bukwiye kugirango tugabanye umutwaro kuri shitingi ya moteri.Niba bishobora kwiyongera, ongera igipimo cyo kohereza.Niba igipimo cyo kohereza kidashobora kwiyongera, ubushobozi bwa moteri bugomba kongerwa.(2) Reba niba voltage yibice bitatu kuruhande rwa moteri iringaniye.Niba ibyiciro bitatu byumuvuduko kuruhande rwa moteri bitaringanijwe, reba niba voltage yibice bitatu kumasoko arangirira kumpera ya frequency iringaniye.Niba nayo itaringanijwe, ikibazo kiri imbere ya frequency frequency.Niba voltage kumasohoro yanyuma yumurongo uhindura iringaniye, ikibazo kiri mumurongo uva kumurongo uhinduranya kuri moteri.Reba niba imiyoboro ya terefone zose zifunzwe.Niba hari abahuza cyangwa ibindi bikoresho byamashanyarazi hagati yumuhinduzi wa moteri na moteri, reba niba itumanaho ryibikoresho byamashanyarazi bifitanye isano kandi niba imiterere yimikoranire ari myiza.Niba voltage yibice bitatu kuruhande rwa moteri iringaniye, ugomba kumenya inshuro zakazi mugihe ugenda: Niba inshuro zakazi ari nke kandi kugenzura vector (cyangwa nta kugenzura vector) byakoreshejwe, igipimo cya U / f kigomba kubanza kugabanuka.Niba umutwaro ushobora gutwarwa nyuma yo kugabanuka, bivuze ko igipimo cyambere U / f kiri hejuru cyane kandi agaciro kimpanuka yibyishimo ni nini cyane, bityo ikigezweho gishobora kugabanuka mukugabanya igipimo cya U / f.Niba nta mutwaro uhamye nyuma yo kugabanuka, dukwiye gutekereza kongera ubushobozi bwa inverter;Niba inverter ifite imikorere yo kugenzura imikorere, uburyo bwo kugenzura inzitizi bugomba kwakirwa.
Inshingano: Iyi ngingo yakuwe kumurongo, kandi ibikubiye mu ngingo ni ibyo kwiga no gutumanaho gusa.Umuyoboro wo guhumeka ikirere ntaho ubogamiye kubitekerezo biri mu ngingo.Uburenganzira bwingingo ni ubwumwanditsi wambere hamwe nurubuga.Niba hari ihohoterwa, nyamuneka hamagara kugirango uyisibe.