1.Kubera iki moteri itanga amashanyarazi?
Shaft isanzwe yamye ari ingingo ishyushye mubakora ibinyabiziga bikomeye. Mubyukuri, buri moteri ifite amashanyarazi, kandi inyinshi murizo ntizishobora guhungabanya imikorere isanzwe ya moteri.Ubushobozi bwagabanijwe hagati yumuyaga n’amazu ya moteri nini ni nini, kandi umuyoboro wa shaft ufite amahirwe menshi yo gutwika kubyara; guhinduranya inshuro ya power module ya moteri ihindagurika ya moteri ni ndende, kandi impedance yumuvuduko mwinshi wa pulse unyura mubushobozi bwagabanijwe hagati yumuyaga n'inzu ni nto kandi impinga nini nini. Umubiri ugenda hamwe n'inzira nyabagendwa nabyo byangirika kandi byangiritse.
Mubihe bisanzwe, imiyoboro yicyiciro cya gatatu itambuka inyura mubyiciro bitatu bya simmetrike ihindagurika ya moteri ya AC ibyiciro bitatu, ikabyara uruziga ruzunguruka rukuruzi. Muri iki gihe, imirima ya rukuruzi ku mpande zombi za moteri irasa, nta mwanya wa magneti uhinduranya uhujwe na moteri ya moteri, nta tandukanyirizo rishobora kuba ku mpande zombi z’umuti, kandi nta muyoboro unyura mu cyuma. Ibihe bikurikira birashobora gusenya uburinganire bwumurima wa magneti, hariho umurongo wa magneti uhinduranya uhujwe na moteri ya moteri, kandi umuyoboro wa shaft uraterwa.
Impamvu zitera shaft:
(1) Asimmetric ibyiciro bitatu;
(2) Guhuza mumashanyarazi atangwa;
(3) Gukora nabi no kuyishyiraho, icyuho cyikirere kitaringaniye kubera rotor eccentricity;
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(5) Umubare wibice bigize stator yibice byingenzi ntabwo byatoranijwe neza.
Ibyago: Moteri ifite ubuso cyangwa umupira byangiritse, bikora micropore, byangiza imikorere yimikorere, byongera igihombo no kubyara ubushyuhe, amaherezo bigatera kwangirika.
Kwirinda:
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2. Kuki moteri rusange idashobora gukoreshwa mubice bya plateau?
Mubisanzwe, moteri ikoresha umuyaga wikonjesha kugirango ikwirakwize ubushyuhe kugirango irebe ko ishobora gukuramo ubushyuhe bwayo ku bushyuhe bw’ibidukikije kandi ikagera ku buringanire bw’ubushyuhe. Nyamara, umwuka uri mubibaya ni muto, kandi umuvuduko umwe urashobora gukuramo ubushyuhe buke, bizatera ubushyuhe bwa moteri kuba mwinshi. Twabibutsa ko ubushyuhe bwinshi cyane buzatera ubuzima bwimikorere kugabanuka cyane, bityo ubuzima buzaba bugufi.
Impamvu ya 1: Ikibazo cyintera ya creepage. Mubisanzwe, umuvuduko wumwuka mubice bya plateau ni muke, kubwibyo intera ikingira moteri igomba kuba kure. Kurugero, ibice byerekanwe nka moteri ya moteri nibisanzwe munsi yumuvuduko usanzwe, ariko ibishashi bizabyara munsi yumuvuduko muke mubibaya.
Impamvu ya 2: Ikibazo cyo gukwirakwiza ubushyuhe. Moteri ikuraho ubushyuhe binyuze mu kirere. Umwuka uri mu kibaya ni muto, kandi ingaruka zo gukwirakwiza ubushyuhe bwa moteri ntabwo ari nziza, bityo izamuka ry'ubushyuhe bwa moteri ni ryinshi kandi ubuzima ni bugufi.
Impamvu ya 3: Gusiga amavuta ikibazo. Hariho ubwoko bubiri bwa moteri: amavuta yo gusiga amavuta. Amavuta yo kwisiga ava mu muvuduko muke, kandi amavuta ahinduka amazi munsi yumuvuduko muke, bigira ingaruka mubuzima bwa moteri.
Impamvu ya 4: Ikibazo cyubushyuhe bwibidukikije. Mubisanzwe, itandukaniro ryubushyuhe hagati yumunsi nijoro mugace ka plateau ni nini, izarenga ikoreshwa rya moteri. Ubushyuhe bwo hejuru hiyongereyeho ubushyuhe bwa moteri bizangiza moteri, kandi ubushyuhe buke nabwo buzatera kwangirika gukabije.
Uburebure bugira ingaruka mbi ku kuzamuka kwubushyuhe bwa moteri, corona ya moteri (moteri yumuriro mwinshi) no kugabanya moteri ya DC. Ibice bitatu bikurikira bigomba kwitonderwa:
(1) Uburebure burebure, niko ubushyuhe bwa moteri buzamuka kandi imbaraga nke zisohoka. Nyamara, iyo ubushyuhe bugabanutse hamwe no kwiyongera k'uburebure kugirango hishyurwe ingaruka z'uburebure ku izamuka ry'ubushyuhe, ingufu zapimwe za moteri zishobora kuguma zidahindutse;
(2) Iyo moteri ya voltage nini ikoreshwa muri plateaus, hagomba gufatwa ingamba zo kurwanya corona;
(3) Uburebure ntibworohereza kugabanya moteri ya DC, bityo rero witondere guhitamo ibikoresho bya karuboni.
3. Kuki bidakwiriye ko moteri ikora munsi yumutwaro woroshye?
Imiterere yumucyo wa moteri isobanura ko moteri ikora, ariko umutwaro wacyo ni muto, umuyoboro wakazi ntugera kumurongo wagenwe kandi moteri ikora irahagaze.
Umutwaro wa moteri ufitanye isano itaziguye nubukanishi ikora. Nibintu byinshi byubukanishi, niko bigenda bikora. Kubwibyo, impamvu zitera moteri yumutwaro leta irashobora kuba ikubiyemo ibi bikurikira:
1. Umutwaro muto: Iyo umutwaro ari muto, moteri ntishobora kugera kurwego rwagenwe.
2. Imashini yimashini ihinduka: Mugihe cyimikorere ya moteri, ingano yumutwaro wa mashini irashobora guhinduka, bigatuma moteri iremererwa byoroheje.
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Iyo moteri ikora munsi yumutwaro woroshye, bizatera:
1. Ikibazo cyo gukoresha ingufu
Nubwo moteri ikoresha ingufu nke mugihe iri munsi yumutwaro woroheje, ikibazo cyayo yo gukoresha ingufu nacyo gikeneye kwitabwaho mubikorwa byigihe kirekire. Kuberako imbaraga za moteri ziri munsi yumutwaro woroheje, ingufu za moteri zizahinduka hamwe numutwaro.
2. Ikibazo gikomeye
Iyo moteri iri munsi yumutwaro woroheje, irashobora gutuma moteri ishyuha cyane kandi ikangiza moteri ya moteri nibikoresho byo kubika.
3. Ikibazo cyubuzima
Umutwaro woroheje urashobora kugabanya ubuzima bwa moteri, kubera ko ibice byimbere bya moteri bikunda guhangayika mugihe moteri ikora munsi yumutwaro muke igihe kirekire, bigira ingaruka mubuzima bwa moteri.
4.Ni izihe mpamvu zitera ubushyuhe bukabije bwa moteri?
1. Umutwaro urenze
Niba umukandara wo gukwirakwiza imashini ufunze cyane kandi igiti kidahinduka, moteri irashobora kuremerwa igihe kirekire. Muri iki gihe, umutwaro ugomba guhinduka kugirango moteri ikore munsi yumutwaro wagenwe.
2. Ibidukikije bikora
Niba moteri ihuye nizuba, ubushyuhe bwibidukikije burenga 40 or, cyangwa bukora munsi yumuyaga muke, ubushyuhe bwa moteri buzamuka. Urashobora kubaka isuka yoroshye igicucu cyangwa ugakoresha blower cyangwa umuyaga kugirango uhumeke umwuka. Ugomba kwitondera cyane gukuramo amavuta n ivumbi kumuyoboro wa moteri kugirango uhindure ubukonje.
3. Umuyagankuba utanga amashanyarazi ni muremure cyane cyangwa hasi cyane
Iyo moteri ikora murwego rwa -5% - + 10% yumuriro wamashanyarazi, ingufu zapimwe zirashobora kuguma zidahindutse. Niba amashanyarazi atangwa arenze 10% ya voltage yagenwe, ubwinshi bwa magnetiki flux ubwinshi buziyongera cyane, gutakaza ibyuma biziyongera, kandi moteri izashyuha.
Uburyo bwihariye bwo kugenzura nugukoresha AC voltmeter yo gupima voltage ya bisi cyangwa voltage ya moteri ya moteri. Niba biterwa na voltage ya gride, igomba kumenyeshwa ishami rishinzwe gutanga amashanyarazi kugirango ikemurwe; niba umuvuduko wumurongo wumuriro ari munini cyane, insinga ifite igice kinini cyambukiranya igice igomba gusimburwa kandi intera iri hagati ya moteri nogutanga amashanyarazi igomba kugabanywa.
4. Kunanirwa kw'icyiciro cy'amashanyarazi
Niba icyiciro cyamashanyarazi cyacitse, moteri izakora mugice kimwe, bizatera moteri ihindagurika gushyuha vuba kandi igashya mugihe gito. Kubwibyo, ugomba kubanza kugenzura fuse no guhinduranya moteri, hanyuma ugakoresha multimeter kugirango upime uruziga rwimbere.
5.Ni iki kigomba gukorwa mbere yuko moteri idakoreshwa igihe kinini ikoreshwa?
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Kurwanya insulation R bigomba guhaza formula ikurikira:
R > Un / (1000 + P / 1000) (MΩ)
Un: voltage yagabanijwe ya moteri ihindagurika (V)
P: ingufu za moteri (KW)
Kuri moteri ifite Un = 380V, R > 0.38MΩ.
Niba kurwanya insulasiyo ari bike, urashobora:
a: koresha moteri nta mutwaro kumasaha 2 kugeza kuri 3 kugirango uyumishe;
b: kunyuza ingufu nke za AC zingana na 10% byumubyigano wapimwe unyuze kumurongo cyangwa ugahuza ibyiciro bitatu byikurikiranya hanyuma ukoreshe ingufu za DC kugirango uyumishe, ugumane amashanyarazi kuri 50% yumuriro wagenwe;
c: koresha umufana wohereze umwuka ushyushye cyangwa ibintu byo gushyushya kugirango ubishyuhe.
(2) Sukura moteri.
(3) Simbuza amavuta yo gufata.
6. Kuki udashobora gutangiza moteri ahantu hakonje uko wishakiye?
Niba moteri ibitswe ahantu hafite ubushyuhe buke igihe kirekire, ibi bishobora kubaho:
(1) Imashini ya moteri izacika;
(2) Amavuta yo gufata azakonja;
(3) Ugurisha kumurongo winsinga azahinduka ifu.
Kubwibyo, moteri igomba gushyuha mugihe ibitswe ahantu hakonje, kandi imizunguruko hamwe nigitereko bigomba kugenzurwa mbere yo gukora.
7. Ni izihe mpamvu zitera kuringaniza ibyiciro bitatu bya moteri?
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(2) Kurenza urugero: Moteri iri mumikorere iremereye cyane cyane iyo itangiye. Umuyoboro wa moteri na rotor byiyongera kandi bitanga ubushyuhe. Niba umwanya ari muremure gato, umuyaga uhindagurika birashoboka cyane ko utaringanijwe
. ibyiciro bitatu
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8. Kuki moteri ya 50Hz idashobora guhuzwa n'amashanyarazi ya 60Hz?
Mugushushanya moteri, impapuro zicyuma cya silikoni zakozwe mubusanzwe zikorera mukarere kuzuye kumurongo wa magnetisation. Iyo amashanyarazi atanga amashanyarazi ahoraho, kugabanya inshuro bizongera imbaraga za magnetique hamwe numuyoboro ushimishije, ibyo bizatuma umuvuduko wa moteri wiyongera hamwe numuringa, kandi amaherezo bizamura ubushyuhe bwa moteri. Mugihe gikomeye, moteri irashobora gutwikwa kubera ubushyuhe bukabije.
9.Ni izihe mpamvu zo gutakaza icyiciro cya moteri?
Amashanyarazi:
(1) Guhuza nabi; bikavamo gutanga amashanyarazi adahungabana
(2) Guhindura cyangwa guhagarika umurongo; bivamo guhagarika amashanyarazi
(3) Fuse yavuzwe. Guhitamo nabi cyangwa kwishyiriraho nabi fuse birashobora gutuma fuse imeneka mugihe cyo gukoresha
Moteri:
(1) Imiyoboro yisanduku ya moteri irekuye kandi idahuye; cyangwa ibyuma bya moteri byangiritse, nkinsinga zacitse
(2) Kudoda nabi imbere;
(3) Guhinduranya moteri byacitse.
10. Ni izihe mpamvu zitera kunyeganyega bidasanzwe n'urusaku muri moteri?
Uburyo bwa tekinike:
. Ijwi ritanga riratandukanye mubunini bitewe n'uburemere bwo kugongana.
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Ibikoresho bya elegitoroniki:
(1) Kuringaniza ibyiciro bitatu; urusaku rudasanzwe rugaragara mugihe moteri ikora mubisanzwe, kandi umuvuduko ugabanuka cyane iyo wiruka munsi yumutwaro, bigatuma urusaku ruke. Ibi birashobora guterwa nuburinganire butatu buringaniye, umutwaro urenze cyangwa imikorere yicyiciro kimwe.
(2) Ikosa rigufi ryumuzunguruko muri stator cyangwa rotor; niba stator cyangwa rotor ihinduranya moteri ikora mubisanzwe, ikosa ryumuzunguruko mugufi cyangwa rotage cage ivunitse, moteri izakora ijwi rirenga kandi ritoya, kandi umubiri uzanyeganyega.
(3) Imikorere irenze moteri;
(4) Gutakaza icyiciro;
(5) Igice cyo gusudira cage rotor kirakinguye kandi gitera utubari twacitse.
11. Ni iki kigomba gukorwa mbere yo gutangira moteri?
. Mubisanzwe, kurwanya insuline ya moteri ifite voltage iri munsi ya 1 kV nubushobozi bwa 1.000 kW cyangwa munsi yayo ntibigomba kuba munsi ya megohms 0.5.
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. bikosore. Niba ari intambwe-itangira, reba kandi niba insinga y'ibikoresho bitangira ari byo.
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(8) Reba niba ubushobozi bwibikoresho bigenzura bukwiye, niba ubushobozi bwo gushonga bujuje ibisabwa kandi niba kwishyiriraho gukomeye.
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(10) Reba niba sisitemu yo guhumeka, sisitemu yo gukonjesha hamwe na sisitemu yo gusiga moteri nibisanzwe.
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12. Ni izihe mpamvu zitera ubushyuhe bukabije bwa moteri?
(1) Kuzunguruka ntibizashyirwaho neza, kandi kwihanganira bikwiye birakomeye cyangwa birekuye.
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(4) Ibifuniko byanyuma cyangwa bitwikiriye impande zombi za moteri ntabwo byashyizweho neza.
(5) Guhuza nuwabitwaye ni bibi.
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Uburyo bwo kwishyiriraho no kugenzura
Mbere yo kugenzura ibyuma, banza ukureho amavuta asize amavuta mumifuniko ntoya imbere no hanze yacyo, hanyuma usukure ibifuniko bito imbere no hanze yacyo hamwe na brush na lisansi. Nyuma yo gukora isuku, kwoza udusimba cyangwa umugozi w ipamba kandi ntugasige na kimwe mubitereko.
(1) Witondere witonze ibyuma nyuma yo gukora isuku. Imyenda igomba kuba ifite isuku kandi idahwitse, idashyutswe cyane, ibice, ibishishwa, umwanda, nibindi. Niba ikadiri yo gushyigikirwa irekuye kandi igatera ubushyamirane hagati yikigero cyo gushyigikirwa hamwe nintoki, icyuma gishya kigomba gusimburwa.
(2) Imyenda igomba kuzunguruka mu buryo bworoshye nta guhina nyuma yo kugenzura.
(3) Reba neza ko ibipfukisho by'imbere n'inyuma bitarimo kwambara. Niba hari imyambarire, shakisha icyabimuteye.
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. Ubushyuhe bwo gushyushya bugomba kuba 90-100 ℃. Shira akaboko keza kuri moteri hejuru yubushyuhe bwinshi kandi urebe neza ko icyuma giteranijwe ahantu. Birabujijwe rwose gushyira ibyuma muburyo bukonje kugirango wirinde kwangiza.
13. Ni izihe mpamvu zituma irwanya moteri nkeya?
Niba agaciro ko kurwanya insuline ya moteri ikora, ibitswe cyangwa muburyo bwo guhagarara igihe kirekire itujuje ibisabwa n’amabwiriza, cyangwa kurwanya izirinda ni zeru, byerekana ko insuline ya moteri ikennye. Impamvu muri rusange nizi zikurikira:
(1) Moteri iratose. Bitewe n’ibidukikije bitose, ibitonyanga byamazi bigwa muri moteri, cyangwa umwuka ukonje uva mu muyoboro wo guhumeka hanze winjira kuri moteri, bigatuma insulasiyo iba itose kandi n’ubushake bwo kugabanuka bukagabanuka.
(2) Guhinduranya moteri birasaza. Ibi ahanini bibaho muri moteri zimaze igihe kinini zikora. Kuzunguruka gusaza bigomba gusubizwa muruganda mugihe cyo kongera kwisiga cyangwa gusubira inyuma, kandi moteri nshya igomba gusimburwa nibiba ngombwa.
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(4) Gukingira insinga ziyobora hamwe nagasanduku gahuza ni bibi. Ongera usubiremo insinga.
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Umuti
(1) Moteri imaze gufungwa, ubushyuhe bugomba gutangirwa ahantu huzuye. Iyo moteri ifunzwe, kugirango hirindwe ubukonje, ubushyuhe bwo kurwanya ubukonje bugomba gutangira mugihe cyo gushyushya umwuka ukikije moteri kugeza ku bushyuhe buri hejuru gato yubushyuhe bw’ibidukikije kugirango wirukane ubuhehere buri muri mashini.
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(3) Gumana inyandiko nziza yo gufata neza moteri kandi usukure moteri ihindagurika mugihe gikwiye cyo kubungabunga.
(4) Gushimangira amahugurwa yo kubungabunga abakozi bashinzwe kubungabunga. Shyira mubikorwa gahunda yo kubungabunga inyandiko yo kwakira.
Muri make, kuri moteri ifite insulasiyo mbi, tugomba kubanza kuyisukura, hanyuma tukareba niba insulasi yangiritse. Niba nta byangiritse, byumishe. Nyuma yo gukama, gerageza voltage ya insulation. Niba bikiri hasi, koresha uburyo bwikizamini kugirango ubone amakosa yo kubungabunga.
Anhui Mingteng Imashini zihoraho-Magnetique & ibikoresho byamashanyarazi Co, Ltd. (https://www.mingtengmotor.com/)ni uruganda rwumwuga rukora moteri ihoraho ya moteri. Ikigo cyacu cya tekiniki gifite abakozi barenga 40 ba R&D, bagabanijwemo amashami atatu: gushushanya, gutunganya, no kugerageza, kabuhariwe mubushakashatsi niterambere, gushushanya, no gutunganya udushya twa moteri ihoraho ya moteri. Twifashishije porogaramu yo gushushanya yabigize umwuga hamwe na progaramu yihariye ya moteri yihariye ya moteri yihariye yo gushushanya, mugihe cyo gushushanya moteri no gukora inganda, tuzareba imikorere ya moteri kandi ihamye kandi tunoze ingufu za moteri dukurikije ibikenewe nibikorwa byihariye. Umukoresha.
Uburenganzira: Iyi ngingo ni ugusubiramo umurongo wambere:
https://mp.weixin.qq.com/s/M14T3G9HyQ1Fgav75kbrYQ
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Igihe cyo kohereza: Ugushyingo-08-2024