Site na teknụzụ ihe owuwu na akụrụngwa maka ndị nrụpụta na ụlọ ọrụ na-ewu ụlọ, na ntanetị na usoro nyocha maka ụlọ ọgwụ, yana igwe eletriki maka ebumnuche ụlọ ọrụ na nke mkpanaka, ọ dị ka Siemens nọ ebe niile. Kemgbe mmalite ya ihe karịrị afọ 150 gara aga, Siemens etolitewo n'otu n'ime ndị na-emepụta igwe eletriki na-achịkwa ụwa.
Otu n'ime ndị nrụpụta na ndị na - eweta ihe ọghọm dị iche iche n'ụwa, batara na ụlọ ọrụ moto na 1970 ma kemgbe ahụ, ọ malitere ọdịnala a ma ama nke imepụta ụfọdụ ụgbọ ala a pụrụ ịtụkwasị obi ma sie ike n'ahịa ụwa. moto na-edozi ụkpụrụ ọhụrụ maka oke arụmọrụ na ogologo oge.
Site na akụkọ ihe mere eme nke ihe karịrị afọ 130 nke teknụzụ ọhụụ, ABB abụrụla onye ndu ụwa na ngwaahịa ndị elektrọnik, akpaaka ụlọ ọrụ na grids ike, robotics na egwuregwu.Ọ na-enyere ndị ahịa aka ịba uru zuru ụwa ọnụ, ụlọ ọrụ mmepụta ihe, njem, na akụrụngwa.
Ike Nippon bụ onye na - eduga ngwa ahịa ndị Japan nke igwe eletriki na ngwa njikwa maka ụlọ ọrụ mmepụta ihe, ụlọ na ngwa ahịa. Ndị ọrụ ike, moto na ụgbọala na-azụ ahịa, ụlọ ọrụ enwetara nwere ntọala azụmaahịa siri ike, akara siri ike yana ezigbo ndị ahịa, ọkachasị na mgbago ugwu United States na Europe.Ọ kwenyere na ha ga-ejikọkwa ọnụ na otu PSA, onye na-arụ ụgbọ ala French, ma tinye ego $ 261m iji mepụta motọ na France maka ahịa zuru ụwa ọnụ na ụlọ.
Ejiri ntọala Rockwell akpaaka na 1903 site na itinye ego nke $ 1000. Kemgbe ahụ, ndị na-eweta ngwa ahịa na-emepụta ngwa ahịa ndị America egosila na ha bụ ezigbo ihe atụ nke ịbụ otu n'ime ndị ndu ụwa na teknụzụ akpaaka. N'ime afọ iri gara aga, itinye ego ya na ijikọ ụwa ọnụ na teknụzụ enyerela aka. ọ gbasaa ahịa ya karịa $ 90 ijeri
AMETEK bụ nzukọ a na-ahụ maka ụwa iji nye isi ngwọta maka nsogbu ndị siri ike nke ndị ahịa anyị site na teknụzụ ọhụụ pụrụ iche. , nkenke na-achịkwa ndị na-afụ ọkụ, na usoro nhazi usoro nke usoro.
Regal Beloit bụ ike zuru ụwa ọnụ, ịrụ ọrụ nke ọma na usoro nnyefe ike nke nwere akụkọ ihe mere eme nke ọma site na ịbuga ngwaahịa na ọrụ klaasị ụwa ebe ndị ahịa chọrọ ha..Idị Genteq nke dc moto nwere ike ịchọta n'ihe fọrọ nke nta ka ọ bụrụ ikuku ikuku ikuku niile. ngwaọrụ dị na United States, yana Marathon moto ya, Leeson na GE azụmahịa moto ụdị na-ọtụtụ-eji.
N'ihe karịrị afọ 50 nke ahụmịhe n'ọtụtụ ụlọ ọrụ na azụmaahịa, otu Johnson abụrụla onye ndu ụwa na motọ, usoro mmegharị, ndị na-eme ihe na ngwa electromechanical ndị metụtara ya. Johnson na-enye usoro ọrụ eletriki na ngagharị nke injinịa kachasị na ahịa taa, enwere ike ịhazi usoro ndị a maka imepụta oke ma ọ bụ ahaziri iji gboo mkpa nke ngalaba na ndị ahịa dị mkpa.
Site na obere ụlọ ọrụ na-arụpụta ụgbọ ala na otu n'ime ndị na-eweta mmanụ na mmiri na mmiri na sistemụ mmiri na mmiri, franklin electric na-eme ihe ike na mmụba zuru oke emeela ka ọ bụrụ otu n'ime ndị na-emepụta moto kacha mma n'ụwa. , ulo oru, oru ubi, ime obodo na ngwa mmanu.
Allied Motion bụ onye nrụpụta na-emepụta nkenke Motion na-achịkwa ngwaahịa na azịza, amaara ama maka ihe ọmụma ya gbasara teknụzụ, igwe na kọmputa Motion teknụzụ atụmatụ ụlọ ọrụ a gbadoro anya ịbụ onye ndu na ahịa ndị ahọpụtara ahọrọ, na-enyere ya aka ịzụlite egwuregwu ziri ezi. azịza nke na-eme ka ọtụtụ teknụzụ egwuregwu jikọtara ọnụ mepụta azịza dị elu maka ndị ahịa ya.
Direct edezi edezi
Onye na-enye ihe nchịkwa dc na-arụ ọrụ site n'iji ike electromotive na-agbanwe agbanwe na eriri igwe,
Site na mbugharị na ahịhịa na-emegharị ihe, ọ na-agbanwe site na ahịhịa ahịhịa gaa ike drom electromotive.
A na-ekpebi ntụzi nke ike electromotive dabere na ọchịchị aka nri (akara ndọta magnet na-ezo aka n'ọbụ aka, isi mkpịsị aka na-atụ aka na nduzi nke onye na-eduzi ya, mkpịsị aka anọ ndị ọzọ na-arụtụ aka na ntụpọ nke ikike electromotive na onye na-eduzi ya).
Ọrụ nke
Ntuziaka nke ike na onye nduzi na-ekpebi site na iwu aka ekpe.Ngwá ike electromagnetic a na - emepụta torque na armature a, nke a na - akpọ electromagnetic torque na igwe na - agbagharị, nke na - emegharị n’oge na - achọ ịtụgharị armature ahụ na ntanetị.Ọ bụrụ na eriri electromagnetic meriri nguzogide nguzogide na armature (dị ka mgbagha mgba esemokwu na ngwongwo ndị ọzọ), armature nwere ike ibughari na ntanetị.
DC moto bụ moto na-agba ọsọ na dc na-arụ ọrụ voltaji, nke a na-ejikarị ya na redio, onye na-edekọ vidiyo, ihe ọkpụkpọ DVD, ọkụ eletrik, onye na-ehicha ntutu, elekere elektrọnik, ihe egwuregwu na ihe ndị ọzọ.
Electromagnetic dc moto mejupụtara stator magnetik osisi, rotor (armature), commutator (akpọkarị commutator), ahịhịa, ụlọ, amị, wdg
The stator magnetik osisi (isi magnetik osisi) nke akpa dc moto emi esịnede isi na obi ụtọ asọfe.Dị ka ụzọ dị iche iche nke excitation (a na-akpọ excitation na ọkọlọtọ ochie), enwere ike kewaa ya na usoro dc moto, dc moto, mgbakwunye dc moto na compound dc moto.N'ihi ụdị njem dị iche iche, ọnụọgụ magnet nke stator (nke sitere na mkpịsị ụkwụ nke stator magnetic pole) nwekwara iwu dị iche iche.
Ihe nkpuchi obi uto nke igwe DC nwere obi uto di n'usoro ya na rotor na-agbanye site na brush na commutator. Ihe na-akpali akpali dị ugbu a na nke armature ugbu a. Ihe stator magnetik na-abawanye na mmụba nke ihe na-akpali akpali ugbu a.Ya amalite torque nwere ike iru ihe karịrị 5 ugboro nke gosiri torque, obere oge bufee torque nwere ike iru ihe karịrị 4 ugboro nke gosiri torque, ọsọ mgbanwe ọnụego bụ nnukwu, ọ dịghị-ibu ọsọ dị nnọọ elu (n'ozuzu-adịghị ekwe ka na-agba ọsọ n'okpuru mba -budata).Usoro nhazi ngwa ngwa nwere ike ime site na iji mgbochi mpụga na usoro (ma ọ bụ ihe yiri ya) na ọnya usoro ma ọ bụ site na njikọ njikọta nke ọnya usoro.
Mpempe ọkụ nke shunt dc moto ahụ yiri rotor winding, yana ọ na - agbanwe agbanwe ugbu a. Ogologo mbido na-adabara adaba ugbu a na nke agha ahụ, na mmalite nke ihe dị ka oge 2.5 nke akara ngosi ugbu a.Ọsọ ọsọ na-agbada ntakịrị site na mmụba nke ugbu a na torque, na torque nke obere oge bufee bụ 1.5 ugboro nke gosiri torque.Mgbanwe mgbanwe nke ọsọ ntụgharị dị obere, sitere na 5% gaa na 15%.Enwere ike idozi ọsọ ahụ site na ike na-adịgide adịgide nke oghere magnet rụrụ.
A na-enye winding excitation nke shunt dc moto site na isi mmalite nke nnwere onwe ya, oge a na-agba ume na-adịkwa mgbe niile. The amalite torque bụ proportion na armature ugbu a.Mgbanwe ọsọ ọsọ dịkwa 5% ~ 15%.Enwere ike ịgbatị ọsọ ọsọ site na ime ka ike ndọta ghara ịdị ike ma ọ bụ belata site na iweda volta nke windo rotor.
Na mgbakwunye na winding shunt, a na-ejikwa usoro stator nke compound dc moto nwee usoro ikuku na usoro nke rotor winding (nke nwere obere ọnụọgụ).Ntuziaka nke magnetik na-ebute site na usoro winding bụ otu ihe na nke isi winding. Mgbapụta amalite bụ ihe dị ka oge 4 nke ọnụọgụ aha, yana obere oge buru ibu dị ihe dịka oge 3.5 nke ọnụọgụ aha.Mgbanwe mgbanwe ọsọ bụ 25% ~ 30% (metụtara usoro winding).Enwere ike idozi ọsọ ahụ site na ime ka ebe ndọta ghara ịdị.
Commutator commutator efere iji ọla ọcha ọla kọpa, cadmium ọla kọpa na ndị ọzọ alloy ihe, na elu ike plastic ịkpụzi.Ahịhịa ahụ nọ na kọntaktị na onye na-ebute ụzọ iji nye armature ugbu a na windo rotor.Igwe ọkụ eletrik nke electromagnetic dc moto na-ejikarị eji brush graphite metal ma ọ bụ ahịhịa grachechemical.Isi nke rotor ka nke silicon steel Ibé akwụkwọ, n'ozuzu 12 ohere mpere, agbakwunyere na 12 tent nke armature windings. Mgbe njikọ usoro n'etiti windings, a na-ejikọta rotor na mpempe 12 nke mpempe commutator n'otu n'otu.
Ọnọdụ nchegharị nke dc moto na-ezo aka na nsogbu nke otu esi ewepụta ike na winding windo, wepụta ikike ịgbagha njem ma mepụta mpaghara magnet.Dika onodu uzo obi di iche iche, a ga - ekewa dc moto n'ime uzo ndia.
Ntughari ntụgharị ahụ enweghị njikọ na armature winding, a na-akpọkwa dc moto nke ndị ọzọ na-enye ike dc na ntụgharị ntụgharị a na-akpọ shunt dc moto. E gosipụtara wiring na ọnụ ọgụgụ 1.23 (a).Na onu ogugu, M na-anọchi anya moto. Ọ bụrụ na ọ bụ igwe na-enye ọkụ, ọ bụ ya ka gọrọ n’aka G.Na-adịgide adịgide magnet dc moto nwekwara ike na-ahuta ka ihe shunt dc moto.
Mpempe obi ụtọ nke shunt nwere obi ụtọ DC dakọtara na winding armature.Dị ka onye na-emepụta shunt generator, ọ bụ voltage na-enweghị njedebe site na moto ahụ n'onwe ya na-enye ike na ikuku ikuku.Dị ka igwe na-agba ọsọ, winding windo na armature nwere otu ike, yana arụmọrụ nke shunt ahụ bụ otu.
The excitation asọfe nke usoro obi ụtọ DC moto jikọọ dc ike ọkọnọ mgbe usoro njikọ na armature asọfe.Ihe na-akpali akpali nke ugbu a DC d bụ armature current.
DC moto na onyinye excitation nwere abụọ excitation windings, yiri excitation na usoro excitation.Ọ bụrụ na ikike magnetik nke usoro a na-agbagharị dị n'otu ụzọ ahụ nke ebugharị shunt na-ebute, a na-akpọ ya obi ụtọ na-emejupụta.Ọ bụrụ na ikike ikike magnet abụọ dị n'akụkụ ndị ọzọ, a na-akpọ ya iche iche excitation.
Igwe Dc nwere ụdị mmụọ dị iche iche nwere njirimara dị iche iche.Na mkpokọta, usoro usoro mmụọ nke dc bụ ihe na-akpali akpali, usoro ntanetị na ihe na-akpali akpali, ebe usoro ihe ọkụkụ nke dc generator bụ ihe na-akpali akpali, ịkwanye obi ụtọ na ihe na-akpali akpali.
Na-adịgide adịgide magnet DC moto site na stator magnetik osisi, rotor, ahịhịa, n'èzí
Shell na ihe ndi ozo, stator magnetic pole iji magnet na-adịgide adịgide (nchara na-adịgide adịgide), ferrite, aluminium nickel cobalt, ndfeb na ihe ndị ọzọ.Dịka ụdị nhazi ya nwere ike ịkewa n'ime ụdị cylinder na ụdị taịl.Imirikiti ọkụ eletrik eji mee ihe na VCR bụ ndọta magburu onwe ya, ebe imirikiti moto ndị eji arụ ọrụ eletriki na akụrụngwa akụrụngwa bụ ọmarịcha ngọngọ pụrụ iche.
N'ozuzu, a na-eji ígwè silicon mee rotor ahụ, nke nwere oghere dị ole na ole karịa nke nke dc moto.Imirikiti motọ dị ala eji arụ ọrụ na VCR bụ oghere 3, ndị ọkwa dị elu dị 5 ma ọ bụ oghere 7.Enamelled waya ọnya n'etiti abụọ grooves nke rotor isi (atọ grooves bụ atọ windings), na nkwonkwo ya na-karị welded na metal mpempe akwụkwọ nke commutator.Igwe eletriki eletrik bụ akụkụ na-eduzi njikọta na-ejikọta ike ọkọnọ na rotor winding.Ahịhịa nke magnetik na-adịgide adịgide na-eji mpempe akwụkwọ mpempe akwụkwọ ma ọ bụ ihe nchara efere, electrochemical graphite brush.
Igwe magnet na-adịgide adịgide nke eji na VCR na-agbaso usoro ịgba ọsọ eletriki ma ọ bụ ngwaọrụ na-agba ọsọ ọsọ.
Brushless dc moto jiri igwe eletrik na-amata kọntaktị kọmputa, ya bụ, ngwaọrụ eletrọniki iji dochie kọntaktị kọntaktị ọdịnala na ahịhịa.Ọ nwere uru nke ntụkwasị obi dị elu, enweghị ọkụ na-ebugharị na obere mkpọtụ mkpọtụ. A na-eji ya na ngọngọ ndekọ dị elu, ihe ndekọ vidiyo, ngwa elektrọnik na ngwa ọrụ ọfịs akpaka.
Motorless dc moto mejupụtara nke na-adịgide adịgide magnet rotor, multi-pole winding stator na ọnọdụ sensor.Nchọpụta ọnọdụ dị ka mgbanwe nke ọnọdụ rotor, tinyere usoro ụfọdụ nke stator winding current converter (ntụgharị nchọpụta rotor magnetik poolu metụtara ọnọdụ nke stator winding, na n'ịchọpụta ebe ọnọdụ mgbaàmà ọnọdụ, mgbaàmà ntụgharị ntụgharị na ijikwa ike mgba ọkụ circuit, mgbe nhazi dị ka ụfọdụ ezi uche mmekọrịta dị n'etiti asọfe ugbu a mgba ọkụ).A na-enye voltaji na-arụ ọrụ nke stator winding site na eletrọniki eletrọniki nke na-achịkwa nrụpụta nke ọnọdụ ọnọdụ.
E nwere ụdị ọnọdụ ọnọdụ sensọ atọ: magnetik, photoelectric na electromagnetic.Igwe na-enweghị ihe ọ bụla dc na-ejide ihe mmetụta ọnọdụ magnetik, na ihe ndị na-akpata ihe magnetik (dịka mmewere ihe owuwu, diode magnetic-sensitive, geophone magnetik, magnetik-sensitive resistor ma ọ bụ circuit pụrụ iche, wdg) nọ na. stator components, nke a na-eji achọpụta ngbanwe nke magnetik nke sitere na ntụgharị nke magnet na rotor na-adịgide adịgide.
Igwe na-enweghị brush dc na ihe mmetụta ọnọdụ fotoelectric nwere ihe mmetụta fotoelectric na ọnọdụ ụfọdụ na nzukọ stator. A na-etinye rotor na efere mkpuchi. A na-eduzi ọkụ ọkụ ma ọ bụ obere bọlbụ ọkụ.Mgbe rotor na-agbagharị, ihe ndị na-emetụ ọkụ na stator ga-emepụta akara mgbapụta na-aga n'ihu dịka oge ụfọdụ n'ihi mmetụta nke efere shading.
Iji ihe mmetụta akpa mmetụta brushless DC moto, bụ na akpa sensọ na-arụnyere na stator akụrụngwa akụkụ (dị ka njikọ transformer, nso ịgbanwee, LC resonance circuit, wdg), mgbe ndị na-adịgide adịgide magnet rotor ọnọdụ na-agbanwe, akpa ike mmetụta ga mee ihe mmetụta electromagnetic na-emepụta akara ngosi ụda olu dị elu (njupụta na-agbanwe na ọnọdụ rotor).
Site na ọsọ ọsọ gaa ọsọ ọsọ nwere ike inye arụmọrụ arụmọrụ, mana uru nke dc moto bụkwa ọghọm ya, n'ihi na dc moto iji mepụta arụmọrụ ebugharị oge niile, oghere ndọta armature na oghere magnet rotor ga-ejigide 90 Celsius, nke achọrọ site na ahịhịa carbon na commutator.Carbon ahịhịa na commutator ga-emepụta ọkụ mgbe igwe ahụ gbanwere, ya mere ntụ ntụ carbon agaghị eme ka ihe mebiri emebi mebie, kamakwa iji ọnọdụ ahụ eme ihe.Ac moto na-enweghị carbon brush na commutator, mmezi-free, siri ike, ọtụtụ-eji, ma njirimara nke Ẹkot dc moto arụmọrụ ga-enweta site na mgbagwoju akara technology.N'oge a, semiconductor na-amalite ngwa ngwa. Ugboro ngbanwe nke ihe ike dị ngwa ngwa, nke na-eme ka arụmọrụ nke ịkwọ ụgbọ ala ka mma.Ọsọ nke microprocessor na-agbakwa ngwa ngwa, nke nwere ike ịchọpụta njikwa moto ac na usoro ntụgharị usoro abụọ na-agbanwe agbanwe, na-achịkwa ihe dị ugbu a nke igwe ac na abụọ-axis, iji nweta njikwa ahụ ka moto dc ma nwee arụmọrụ ya na moto dc.
Na mgbakwunye, ọtụtụ microprocessors emeela ọrụ ndị dị mkpa iji chịkwaa moto ahụ na mgbawa, na olu na-adịwanye obere ma dị obere;Analog gaa na ihe ntụgharị dijitalụ (ADC), Pulse wide modulator (PWM) ...Were gabazie.Brushless dc moto bụ ụdị ngwa nke na-achịkwa mbugharị nke moto ac site na ntanetị ma nweta ụdị njirimara nke dc moto na-enweghị efu nke usoro moto.
Brushless dc moto bụ ụdị nke synchronous moto, ya bụ, ịsọ ọsọ nke moto rotor na-emetụta ọsọ nke moto stator na-agbagharị oghere magnet na ọnụ ọgụgụ nke okporo osisi rotor (p):
N = 120.F / p.Mgbe ejiri ọnụ ọgụgụ nke rotor rotor, a ga-agbanwe ọsọ ọsọ rotor site na ịgbanwe ugboro ole stator na-agbanwe magnetik.Brushless d moto bụ igwe ọrụ mmekọrịta tinyere njikwa kọmputa (ọkwọ ụgbọ ala), na-achịkwa stator na-agbagharị ugboro ugboro na igwe na-agba ọsọ na-agagharị na njikwa na-emegharị mgbazi ugboro ugboro, iji mezuo njirimara dc moto.N'ikwu ya n'ụzọ ọzọ, dc moto na-enweghị ihe ọ bụla nwere ike ijikwa rotor moto iji nọgide na-enwe ọsọ ọsọ mgbe ibu ahụ gbanwere n'ime oke ọkwa.
Onye na-agba dc na-enweghị brush gụnyere ngalaba na-enye ike, ngalaba na-achịkwa yana ngalaba na-enye ike iji nye ike ọkụ ọkụ ụzọ atọ na moto ahụ, ngalaba na-achịkwa na-agbanwe ugboro ole ntinye ọsọ ọsọ dịka ọchọrọ.
Ike ọkọnọ nwere ike ịbụ ntinye ozugbo (nke a na-ejikarị 24v) ma ọ bụ nke ọzọ (110v / 220v). Ọ bụrụ na ndenye ahụ na-agbanwe ugbu a, ọ ga-agbanwe ka dc site Ntụgharị.Ntinye dc ma ọ bụ ntinye ac ga-agbanye na eriri igwe ga-adị n'ihu dc voltage nke Inverter (na-eme) n'ime voltaji atọ iji kpoo moto ahụ.Inverter (eme) site na isii transistor ike (q1 ~ q6) na-ekewa n'ime ogwe aka elu (q1, q3 na q5) / obere ogwe aka (q2, q4, q6) jikọọ ngbanwe nke moto ka njikwa na-aga site na eriri igwe.Ngalaba nchịkwa na-enye PWM (mgbanwe ụda olu) mkpebi ike transistor na-agbanwe oge na Inverter (na-eme) oge mbugharị.Brushless d moto na-enwekarị olile anya iji njikwa ọsọ nke nwere ike kwụsie ike na uru a setịpụrụ na-enweghị nnukwu mgbanwe mgbe ibu ahụ gbanwere, yabụ a kwadebere moto ahụ na ihe ngosi ụlọ nzukọ nke nwere ike ịmara mpaghara magnetik, dịka njikwa njikwa mmechi nke ọsọ, na kwa dị ka ndabere nke na-adọ usoro akara.Mana nke a bụ naanị maka njikwa ọsọ ọ bụghị maka nhazi ọnọdụ.
Iji mee ka ntụgharị igwe ahụ, ngalaba na-achịkwa ga-dị ka Hall - ihe mmetụta sensọ na ọnọdụ nke moto rotor, na mgbe ahụ dị ka stator winding kpebiri imeghe (ma ọ bụ emechi) Inverter (na-eme) na iji nke ike transistor, na nke na - aga site na eriri igwe na ntanetị (ma ọ bụ ntụgharị ihu) ndọta magnet na - agbagharị, yana soro rotor magnet, yabụ nwere ike ime ka moto na-aga / ntụgharị oge.Mgbe igwe rotor na-agbagharị n'ọnọdụ ebe akara mgbaàmà ọzọ na-ahụ site na nnukwu ụlọ-sensọ, ngalaba na-achịkwa na-agbanye usoro nke ike transistors. N'ụzọ dị otú a, igwe na-ekesa nwere ike ịga n'ihu na-agbagharị n'otu ụzọ ahụ ruo mgbe ngalaba nchịkwa na-ekpebi imechi transistor ike (ma ọ bụ naanị gbanye transistor ike dị ala) ma ọ bụrụ na rotor moto na-akwụsị.Iji weghachite rotor moto, a na-agbanye transistor ike na usoro ndị ọzọ.
General brushless dc moto bụ ezigbo igwe eji arụ ọrụ, nke mejupụtara moto na onye ọkwọ ụgbọ ala.Igwe na-enweghị ntụpọ DC nke nwere nrụgide na-agbanwe agbanwe na usoro ọsọ ọsọ bụ moto dc na-enweghị ntụpọ n'echiche. Ihe mejupụtara ya bu roto na rotor. Ihe stator nwere ígwè."Winding, si otú a na-amụba ns otu nke ofu magnetik, rotor mejupụtara nke a cylindrical ndọta (etiti aro), ma ọ bụ mejupụtara nke electromagnet gbakwunyere mkpoko, a brushless dc moto nwere ike igbanye torque, ma enweghị ike ịchịkwa nduzi, na agbanyeghị, a moto bụ ihe bara ezigbo uru.Mgbe ị na-arụ ọrụ dị ka onye na-emepụta dc, ihe mepụtara nwere ike ịmepụta njupụta na-aga n'ihu nke dc ugbu a, si otú a na-ezere iji ihe nzacha ihe nzacha, na rotor nwere ike ịbụ ndọta na-adịgide adịgide, brushless ma ọ bụ brushless.Mgbe ejiri ya mee ihe dị ka nnukwu moto, moto ahụ ga - emepụta onwe gị, mkpa iji ngwaọrụ nchekwa.
NER GROUP CO., LIMITED bụ onye nrụpụta ọrụ na onye na-ebubata ndị na-ebelata ihe gearbox, igwe na igwe eletriki ọtụtụ afọ site na China.
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