Igihombo cya moteri ya AC ibyiciro bitatu irashobora kugabanywa mubihombo byumuringa, gutakaza aluminium, gutakaza ibyuma, gutakaza inzira, no gutakaza umuyaga.Bane ba mbere ni ugushyushya igihombo, kandi igiteranyo cyacyo cyitwa igihombo cyuzuye.Ikigereranyo cyo gutakaza umuringa, gutakaza aluminiyumu, gutakaza ibyuma no gutakaza inzira igabanuka ryubushuhe burasobanurwa iyo ingufu zihindutse kuva kuri ntoya nini.Binyuze mu ngero, nubwo igipimo cyo gukoresha umuringa no gukoresha aluminiyumu mu gutakaza ubushyuhe bwose, muri rusange bigabanuka kuva kuri binini kugeza kuri bito, byerekana inzira yo kumanuka.Ibinyuranye, gutakaza ibyuma no gutakaza inzira, nubwo hariho ihindagurika, muri rusange kwiyongera kuva kuri bito kugeza binini, byerekana kuzamuka.Iyo imbaraga ari nini bihagije, gusohora ibyuma bitandukiriye birenze umuringa.Rimwe na rimwe, igihombo cyayobye kirenze gutakaza umuringa no gutakaza ibyuma kandi biba ikintu cya mbere cyo gutakaza ubushyuhe.Ongera usesengure moteri Y2 no kureba ihinduka ryikigereranyo cyigihombo gitandukanye kubihombo byose byerekana amategeko asa.Tumaze kumenya amategeko yavuzwe haruguru, hanzuwe ko moteri zitandukanye zitanga ingufu zitandukanye mukugabanya izamuka ryubushyuhe no gutakaza ubushyuhe.Kuri moteri nto, gutakaza umuringa bigomba kubanza kugabanuka;kuri moteri yo hagati ningufu nyinshi, gutakaza ibyuma bigomba kwibanda kugabanya igihombo cyayobye.Igitekerezo kivuga ngo "igihombo cyayobye ni gito cyane kuruta gutakaza umuringa no gutakaza ibyuma" ni uruhande rumwe.Byashimangiwe cyane cyane ko imbaraga za moteri nini, hakwiye kwitabwaho cyane kugabanya igihombo cyayobye.Hagati ya moteri nini nini nini ikoresha sinusoidal ihinduranya kugirango igabanye imbaraga za magnetique hamwe nigihombo cyayobye, kandi ingaruka ni nziza cyane.Ingamba zinyuranye zo kugabanya igihombo muri rusange ntabwo zikeneye kongera ibikoresho bifatika.
Intangiriro
Gutakaza moteri ya AC ibyiciro bitatu birashobora kugabanywa mugutakaza umuringa PCu, gutakaza aluminium PAl, gutakaza ibyuma PFe, gutakaza inzira Ps, kwambara umuyaga Pfw, bane ba mbere ni igihombo cyo gushyushya, igiteranyo cyiswe igihombo cyuzuye PQ, muriyo igihombo cyataye Nibitera igihombo cyose usibye gutakaza umuringa PCu, gutakaza aluminium PAl, gutakaza ibyuma PFe, hamwe no kwambara umuyaga Pfw, harimo imbaraga za magnetique, imbaraga za magnetique, hamwe numuyoboro wa chute.
Bitewe n’ingorabahizi zo kubara igihombo cyayobye hamwe n’ikizamini gikomeye, ibihugu byinshi bivuga ko igihombo cyayobe kibarwa nka 0.5% yingufu zinjiza moteri, yoroshye kwivuguruza.Nyamara, ako gaciro karakabije, kandi ibishushanyo bitandukanye nuburyo butandukanye akenshi usanga bitandukanye cyane, nabyo bihisha kwivuguruza kandi ntibishobora kwerekana mubyukuri imikorere ya moteri.Vuba aha, ibipimo byayobye byacitse bimaze kumenyekana cyane.Mugihe cyo kwishyira hamwe kwubukungu bwisi yose, nuburyo rusange bwo kugira imbere-kureba uburyo bwo guhuza nibipimo mpuzamahanga.
Muri iyi nyandiko, moteri ya AC ibyiciro bitatu irigwa.Iyo imbaraga zihindutse kuva kuri ntoya kugeza nini, igipimo cyo gutakaza umuringa PCu, gutakaza aluminium PAl, gutakaza ibyuma PFe, no gutakaza Ps kubitakaza ubushyuhe bwose PQ ihinduka, kandi ingamba zo guhangana nazo ziraboneka.Gutegura no gukora ibintu byumvikana kandi byiza.
1. Gutakaza igihombo cya moteri
1.1 Banza urebe urugero.Uruganda rwohereza ibicuruzwa E bikurikirana bya moteri yamashanyarazi, kandi tekiniki yerekana igihombo cyapimwe.Kugirango byoroshye kugereranya, reka tubanze turebe moteri 2-pole, zingana mumashanyarazi kuva 0,75kW kugeza 315kW.Ukurikije ibisubizo byikizamini, ikigereranyo cyo gutakaza umuringa PCu, gutakaza aluminium PAl, gutakaza ibyuma PFe, no gutakaza Ps kubitakaza ubushyuhe bwose PQ irabaze, nkuko bigaragara ku gishushanyo 1.Ordinateur kuri iki gishushanyo ni ikigereranyo cyigihombo gitandukanye cyo gutakaza ubushyuhe bwose (%), abcissa nimbaraga za moteri (kW), umurongo wacitse na diyama ni igipimo cyo gukoresha umuringa, umurongo wacitse hamwe na kare ni igipimo cyo gukoresha aluminiyumu, n'umurongo wacitse wa mpandeshatu ni igipimo cyo gutakaza icyuma, naho umurongo wacitse n'umusaraba ni igipimo cyo gutakaza.
Igicapo 1. Imbonerahamwe yamenetse yerekana igipimo cyo gukoresha umuringa, gukoresha aluminiyumu, gukoresha ibyuma, kugabanuka no gutakaza ubushyuhe bwa E seri ya 2-pole
.0,75kW na 1.1kW bingana na 50%, mugihe 250kW na 315kW biri munsi yikigereranyo cya 20% ikoreshwa rya aluminiyumu naryo ryahindutse riva kuri rinini riba rito muri rusange, ryerekana inzira yo kumanuka, ariko impinduka ntabwo ari nini.
.0,75kW ~ 2.2kW ni 15%, kandi iyo irenze 90kW, irenga 30%, iruta kunywa umuringa.
.0,75kW ~ 1.5kW ni 10%, mugihe 110kW yegereye ikoreshwa ry'umuringa.Kubisobanuro birenze 132kW, ibyinshi mubihombo byayobye birenze gukoresha umuringa.Igihombo cyayobye cya 250kW na 315kW kirenze igihombo cyumuringa nicyuma, kandi kibaye ikintu cya mbere mugutakaza ubushyuhe.
Moteri ya 4-pole (igishushanyo cyumurongo gisibwe).Gutakaza ibyuma hejuru ya 110kW biruta gutakaza umuringa, kandi gutakaza inzira ya 250kW na 315kW birenze gutakaza umuringa no gutakaza ibyuma, bikaba ikintu cya mbere mu gutakaza ubushyuhe.Igiteranyo cyo gukoresha umuringa no gukoresha aluminiyumu yuruhererekane rwa moteri ya pole 2-6, moteri ntoya igera kuri 65% kugeza kuri 84% yubushyuhe bwose, mugihe moteri nini igabanuka kugera kuri 35% kugeza kuri 50%, mugihe icyuma gukoresha ni ikinyuranyo, moteri ntoya igera kuri 65% kugeza 84% yubushyuhe bwose.Gutakaza ubushyuhe bwose ni 10% kugeza 25%, mugihe moteri nini yiyongera kugera kuri 26% kugeza 38%.Gutakaza igihombo, moteri nto zingana na 6% kugeza 15%, mugihe moteri nini yiyongera kugera kuri 21% kugeza 35%.Iyo imbaraga ari nini bihagije, gutakaza ibyuma byayobye birenze gutakaza umuringa.Rimwe na rimwe, igihombo cyayobye kirenze gutakaza umuringa no gutakaza ibyuma, biba ikintu cya mbere mu gutakaza ubushyuhe.
1.2 R urukurikirane rwa moteri 2-pole, yapimwe igihombo cyayobye
Ukurikije ibisubizo byikizamini, ikigereranyo cyo gutakaza umuringa, gutakaza ibyuma, gutakaza inzira, nibindi nubushyuhe bwuzuye PQ iraboneka.Igishushanyo cya 2 cyerekana impinduka zingana nimbaraga za moteri gutakaza umuringa.Ordinateur kuri iki gishushanyo ni igipimo (%) cyo gutakaza umuringa wayobye hamwe no gutakaza ubushyuhe bwose, abcissa nimbaraga za moteri (kW), umurongo wacitse na diyama ni igipimo cyo gutakaza umuringa, naho umurongo wacitse hamwe na kare ni ikigereranyo cy'igihombo cyayobye.Igishushanyo cya 2 cyerekana neza ko muri rusange, uko imbaraga za moteri nini, niko umubare munini wigihombo cyayobewe nubushyuhe bwuzuye, buri kwiyongera.Igishushanyo 2 kirerekana kandi ko kubunini burenze 150kW, igihombo cyayobye kirenze igihombo cyumuringa.Hariho ubunini bwa moteri, kandi igihombo cyayobye ni inshuro 1.5 kugeza kuri 1.7 gutakaza umuringa.
Imbaraga zuruhererekane rwa moteri 2-pole iri hagati ya 22kW na 450kW.Ikigereranyo cyigihombo cyapimwe cyapimwe na PQ cyiyongereye kiva kuri 20% kigera kuri 40%, kandi impinduka ni nini cyane.Niba bigaragajwe nikigereranyo cyigihombo cyapimwe cyapimwe nimbaraga zasohotse, ni hafi (1.1 ~ 1.3)%;niba bigaragajwe nikigereranyo cyigihombo cyapimwe cyapimwe nimbaraga zinjiza, ni hafi (1.0 ~ 1.2)%, bibiri byanyuma Ikigereranyo cyimvugo ntabwo gihinduka cyane, kandi biragoye kubona ihinduka ryikigereranyo ryinzira. igihombo kuri PQ.Kubwibyo, kwitegereza igihombo cyubushyuhe, cyane cyane igipimo cyigihombo cyatakaye na PQ, birashobora gusobanukirwa neza n amategeko ahinduka yo gutakaza ubushyuhe.
Igihombo cyapimwe mu manza ebyiri zavuzwe haruguru gikoresha uburyo bwa IEEE 112B muri Amerika
Igishushanyo 2. Imbonerahamwe yumurongo wikigereranyo cyigihombo cyumuringa cyatakaye hamwe nubushyuhe bwuzuye bwa R ya moteri 2-pole
1.3 Y2 moteri ikurikirana
Imiterere ya tekiniki iteganya ko igihombo cyayobye ari 0.5% yingufu zinjiza, mugihe GB / T1032-2005 iteganya agaciro gasabwa k'igihombo cyayobye.Noneho fata uburyo 1, kandi formula ni Ps = (0.025-0.005 × lg (PN)) × P1 formula PN- isuzumwa imbaraga;P1- ni imbaraga zo kwinjiza.
Dutekereza ko agaciro gapimwe k'igihombo cyayobye kangana n'agaciro kasabwe, hanyuma tukongera kubara ibara rya electromagnetique, hanyuma tukabara igipimo cy'ibihombo bine bishyushya byo gukoresha umuringa, gukoresha aluminium no gukoresha ibyuma hamwe no gutakaza ubushyuhe bwose PQ .Guhindura igipimo cyayo nabyo bihuye namategeko yavuzwe haruguru.
Nukuvuga: iyo imbaraga zihindutse kuva kuri ntoya kugeza nini, igipimo cyo gukoresha umuringa no gukoresha aluminiyumu muri rusange kigabanuka kuva kinini kugeza kuri gito, byerekana inzira yo kumanuka.Ku rundi ruhande, igipimo cyo gutakaza ibyuma no gutakaza inzira muri rusange cyiyongera kuva kuri gito kugeza kinini, byerekana kuzamuka.Hatitawe kuri 2-pole, 4-pole, cyangwa 6-pole, niba imbaraga zirenze imbaraga runaka, gutakaza ibyuma bizarenga gutakaza umuringa;igipimo cyigihombo cyayobye nacyo kiziyongera kuva kuri gito kugeza kinini, cyegera buhoro buhoro igihombo cyumuringa, cyangwa kirenze igihombo cyumuringa.Gutandukana kurenze 110kW muri pole 2 biba ikintu cya mbere mugutakaza ubushyuhe.
Igishushanyo cya 3 ni igishushanyo cyaciwe cyerekana igereranyo cyibihombo bine byashyutswe na PQ kuri Y2 serie ya moteri ya 4-pole (tuvuge ko igipimo cyapimwe cyigihombo cyayobye gihwanye nagaciro kavuzwe haruguru, naho ibindi bihombo bibarwa ukurikije agaciro) .Ordinate ni igipimo cyigihombo gitandukanye cyo gushyushya na PQ (%), naho abcissa nimbaraga za moteri (kW).Ikigaragara ni uko igihombo cyayobye hejuru ya 90kW kiruta igihombo cy'umuringa.
Igicapo 3. Imbonerahamwe yamenetse yerekana ikigereranyo cyo gukoresha umuringa, gukoresha aluminiyumu, gukoresha ibyuma no gutakara hamwe no gutakaza ubushyuhe bwuzuye bwa Y2 seri ya 4-pole
1.4 Ubuvanganzo bwiga igipimo cyigihombo gitandukanye nigihombo cyose (harimo no gutera umuyaga)
Byagaragaye ko gukoresha umuringa no gukoresha aluminiyumu bingana na 60% kugeza 70% by’igihombo cyose muri moteri nto, kandi cyaragabanutse kugera kuri 30% kugeza kuri 40% igihe ubushobozi bwiyongereye, mu gihe gukoresha ibyuma byari bitandukanye.% hejuru.Kubihombo byayobye, moteri nto zingana na 5% kugeza 10% byigihombo cyose, mugihe moteri nini zirenga 15%.Amategeko yashyizwe ahagaragara arasa: ni ukuvuga, iyo ingufu zihindutse kuva kuri ntoya nini, igipimo cyo gutakaza umuringa no gutakaza aluminiyumu muri rusange kigabanuka kuva kinini kugeza kuri gito, cyerekana ko cyamanutse, mugihe igipimo cyo gutakaza ibyuma no gutakaza inzira muri rusange cyiyongera kuva ntoya kugeza nini, yerekana inzira igana hejuru..
1.5 Ibiharuro byo kubara agaciro gasabwa gutakaza igihombo ukurikije GB / T1032-2005 Uburyo 1
Umubare ni igipimo cyapimwe cyatakaye.Kuva kuri moteri ntoya kugeza nini nini, igipimo cyigihombo cyayobye kugirango imbaraga zinjizwe zihindurwe, kandi kigabanuka gahoro gahoro, kandi intera ihinduka ntabwo ari nto, hafi 2,5% kugeza kuri 1.1%.Niba icyerekezo cyahinduwe kubihombo byose ∑P, ni ukuvuga, Ps / ∑P = Ps / P1 / (1-η), niba moteri ikora 0.667 ~ 0.967, gusubiranamo kwa (1-η) ni 3 ~ 30, ni ukuvuga umwanda wapimwe Ugereranije nu kigereranyo cyimbaraga zinjiza, igipimo cyigihombo cyo gutandukana nigihombo cyose cyongerewe inshuro 3 kugeza 30.Iyo imbaraga nyinshi, umurongo wacitse uzamuka vuba.Biragaragara, niba igipimo cyigihombo cyayobye hamwe nubushyuhe bwuzuye cyafashwe, "ibintu byo gukuza" ni binini.Kuri R seri ya 2-pole 450kW ya moteri murugero rwavuzwe haruguru, igipimo cyigihombo cyayobye nimbaraga zinjiza Ps / P1 ni gitoya ugereranije nagaciro kabaruwe kasabwe haruguru, hamwe nigipimo cyigihombo cyayobye nigihombo cyose ∑P hamwe nubushyuhe bwuzuye PQ ni 32.8%.39.5%, ugereranije nikigereranyo cyimbaraga zinjiza P1, “yongerewe” inshuro 28 ninshuro 34.
Uburyo bwo kwitegereza no gusesengura muriyi nyandiko ni ugufata igipimo cyubwoko 4 bwo gutakaza ubushyuhe hamwe nubushyuhe bwuzuye PQ.Agaciro kagereranijwe ni nini, kandi igipimo noguhindura amategeko yibihombo bitandukanye birashobora kugaragara neza, ni ukuvuga, imbaraga ziva kuri ntoya kugeza nini, gukoresha umuringa no gukoresha aluminium Muri rusange, igipimo cyahindutse kiva kuri kinini kijya kuri gito, cyerekana hasi. icyerekezo, mugihe igipimo cyo gutakaza ibyuma no gutakaza inzira byahindutse muri rusange kuva kuri bito kugeza binini, byerekana kuzamuka.By'umwihariko, byagaragaye ko uko imbaraga za moteri nini, niko umubare munini w’igihombo cyayobye na PQ, ugenda wegera buhoro buhoro igihombo cy’umuringa, ukarenga igihombo cy’umuringa, ndetse kikaba ikintu cya mbere mu gutakaza ubushyuhe, bityo dushobora kubyumva neza amategeko kandi witondere kugabanya moteri nini.igihombo.Ugereranije nikigereranyo cyigihombo cyayobye nimbaraga zinjiza, ikigereranyo cyigihombo cyapimwe cyapimwe nubushyuhe bwuzuye kigaragazwa gusa mubundi buryo, kandi ntabwo gihindura imiterere yumubiri.
2. Ingamba
Kumenya amategeko yavuzwe haruguru bifasha muburyo bwiza bwo gukora no gukora moteri.Imbaraga za moteri ziratandukanye, kandi ingamba zo kugabanya ubushyuhe no gutakaza ubushyuhe ziratandukanye, kandi intumbero iratandukanye.
2.1 Kuri moteri nkeya, gukoresha umuringa bifite igice kinini cyo gutakaza ubushyuhe bwose
Kubwibyo, kugabanya izamuka ryubushyuhe bigomba kubanza kugabanya ikoreshwa ryumuringa, nko kongera igice cyambukiranya insinga, kugabanya umubare wabatwara kuri buri mwanya, kongera imiterere ya stator, no kwagura icyuma.Mu ruganda, izamuka ryubushyuhe akenshi rigenzurwa no kugenzura ubushyuhe bwa AJ, bukwiye rwose kuri moteri nto.Kugenzura AJ mubyukuri kugenzura igihombo cyumuringa.Ntabwo bigoye kubona gutakaza umuringa wa stator ya moteri yose ukurikije AJ, diameter y'imbere ya stator, uburebure bwa kimwe cya kabiri cya coil, hamwe no kurwanya insinga z'umuringa.
2.2 Iyo imbaraga zihindutse kuva kuri ntoya kugeza nini, gutakaza ibyuma bigenda byegera igihombo cyumuringa
Gukoresha ibyuma muri rusange birenze gukoresha umuringa iyo birenze 100kW.Kubwibyo, moteri nini igomba kwitondera kugabanya ikoreshwa ryicyuma.Ku ngamba zihariye, impapuro z'icyuma cya silicon zitakaye zirashobora gukoreshwa, ubwinshi bwa magneti ya stator ntibukwiye kuba hejuru cyane, kandi hagomba kwitonderwa gukwirakwiza neza ubwinshi bwa magneti ya buri gice.
Inganda zimwe zishushanya moteri zifite ingufu nyinshi kandi zigabanya neza imiterere ya stator.Ikwirakwizwa rya magnetique irumvikana, kandi igipimo cyo gutakaza umuringa no gutakaza ibyuma cyahinduwe neza.Nubwo ubwinshi bwa stator bwiyongera, umutwaro wumuriro uriyongera, no gutakaza umuringa kwiyongera, ubwinshi bwa magnetiki ya stator buragabanuka, no gutakaza ibyuma bigabanuka kuruta uko umuringa wiyongera.Imikorere ihwanye nigishushanyo cyumwimerere, ntabwo izamuka ryubushyuhe ryagabanutse gusa, ahubwo nubunini bwumuringa ukoreshwa muri stator urabikwa.
2.3 Kugabanya igihombo cyayobye
Iyi ngingo ishimangira koimbaraga za moteri nini, hakwiye kwitabwaho cyane kugabanya igihombo cyayobye.Igitekerezo kivuga ngo "igihombo cyayobye ni gito cyane kuruta gutakaza umuringa" kireba moteri nto gusa.Biragaragara, ukurikije kwitegereza no gusesengura hejuru, imbaraga nyinshi, niko bidakwiriye.Igitekerezo kivuga ngo "igihombo cyayobye ni gito cyane kuruta gutakaza ibyuma" nabyo ntibikwiye.
Umubare w'agaciro gapimwe k'igihombo cyayobye ku mbaraga zinjira ni mwinshi kuri moteri nto, kandi igipimo kiri hasi iyo imbaraga ari nyinshi, ariko ntidushobora kwemeza ko moteri nto igomba kwitondera kugabanya igihombo cyayobye, mugihe moteri nini zibikora ntibikenewe kugabanya igihombo cyayobye.igihombo.Ibinyuranye na byo, ukurikije urugero hamwe nisesengura byavuzwe haruguru, uko imbaraga za moteri nini, niko igereranyo cy’igihombo cyayobewe n’ubushyuhe bwuzuye, igihombo cyayobye hamwe n’igihombo cya fer cyegereye cyangwa kirenga igihombo cy'umuringa, bityo kinini imbaraga za moteri, hakwiye kwitabwaho cyane.Mugabanye igihombo cyayobye.
2.4 Ingamba zo kugabanya igihombo cyayobye
Inzira zo kugabanya igihombo cyayobye, nko kongera icyuho cyikirere, kuko igihombo cyayobye kigereranijwe kangana na kwaduka yikirere;kugabanya imbaraga za magnetique zishobora gukoreshwa, nko gukoresha sinusoidal (harmonique nkeya);ikibanza gikwiye;kugabanya cogging, Rotor ifata umwanya ufunze, naho ikibanza gifunguye moteri yumuvuduko mwinshi wa moteri ifata magnetiki slot wedge;guta aluminium rotor yogukoresha igabanya kugabanuka kuruhande, nibindi.Birakwiye ko tumenya ko ingamba zavuzwe haruguru zidasaba kongeramo ibikoresho bifatika.Imikoreshereze itandukanye nayo ifitanye isano nubushyuhe bwa moteri, nko gukwirakwiza ubushyuhe bwiza bwumuyaga, ubushyuhe buke bwimbere bwa moteri, hamwe no gukoresha ibintu bitandukanye.
Urugero: Uruganda rusana moteri ifite inkingi 6 na 250kW.Nyuma yikizamini cyo gusana, izamuka ryubushyuhe ryageze kuri 125K munsi ya 75% yumutwaro wagenwe.Ikinyuranyo cyumwuka noneho gikorerwa inshuro 1,3 ubunini bwumwimerere.Mu kizamini munsi yumutwaro wagenwe, izamuka ryubushyuhe ryaragabanutse kugera kuri 81K, byerekana neza ko icyuho cyikirere cyiyongereye kandi kugabanuka kwagabanutse cyane.Ubushobozi bwa magnetiki bushobora kuba ikintu cyingenzi cyo gutakaza.Hagati ya moteri nini nini nini ikoresha sinusoidal ihinduranya kugirango igabanye imbaraga za magnetique, kandi ingaruka ni nziza cyane.Byakozwe neza na sinusoidal ihindagurika ikoreshwa kuri moteri yo hagati kandi ikomeye.Iyo amplitude ya amplitude na amplitude bigabanutseho 45% kugeza kuri 55% ugereranije nigishushanyo mbonera cyambere, igihombo cyayobye gishobora kugabanukaho 32% kugeza 55%, bitabaye ibyo izamuka ryubushyuhe rizagabanuka, kandi imikorere iziyongera., urusaku rwaragabanutse, kandi rushobora gukiza umuringa nicyuma.
3. Umwanzuro
3.1 Moteri y'ibyiciro bitatu
Iyo ingufu zihindutse kuva kuri ntoya kugeza nini, igipimo cyo gukoresha umuringa no gukoresha aluminiyumu ku gipimo cy’ubushyuhe rusange muri rusange cyiyongera kuva kinini kugeza kuri gito, mu gihe igipimo cyo gutakaza ibyuma byayobewe muri rusange cyiyongera kuva kuri gito kugeza kinini.Kuri moteri ntoya, gutakaza umuringa bigira uruhare runini rwo gutakaza ubushyuhe bwose.Mugihe ubushobozi bwa moteri bwiyongera, gutakaza inzira no gutakaza ibyuma kandi birenze gutakaza umuringa.
3.2 Kugabanya gutakaza ubushyuhe
Imbaraga za moteri ziratandukanye, kandi intego yibikorwa byafashwe nayo iratandukanye.Kuri moteri nto, gukoresha umuringa bigomba kugabanuka mbere.Kuri moteri yo hagati kandi ifite ingufu nyinshi, hakwiye kwitabwaho cyane kugabanya igihombo cyicyuma no gutakaza.Igitekerezo kivuga ngo "igihombo cyayobye ni gito cyane kuruta gutakaza umuringa no gutakaza ibyuma" ni uruhande rumwe.
3.3 Ikigereranyo cyigihombo cyatakaye mugutakaza ubushyuhe bwa moteri nini ni hejuru
Uru rupapuro rushimangira ko ingufu za moteri nini, hakwiye kwitabwaho cyane kugabanya igihombo cyayobye.
Igihe cyo kohereza: Jun-16-2022