Tikanga mahi o te motini dc brushless me te auau o nga tatauranga haruru o te wahanga
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Tikanga mahi o te motini dc brushless me te auau o nga tatauranga haruru o te wahanga

Tirohanga: 0     Kaituhi: Kaiwhakatika Pae Wā Whakaputa: 2020-11-12 Takenga: Pae

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Tikanga mahi o te motini dc brushless me te auau o te tauira haruru wāhanga

1. Ko te hanganga taketake o brushless dc motopaika
brushless dc motoka whakamahi iahiko whakakā hiko me te pūoko hei utu o te paraihe me te huringa wāhanga, hanga te nekeneke he nga āhuatanga o te nekeneke dc, engari ano he nekeneke ac he hanganga ohie, mahi pono me te watea tiaki.

dc mana supply mana ki te nekeneke stator awhiowhio i roto i te ara iahiko whakakā, te tūnga rotor nekeneke e whakaratohia ana e te kitea pūoko tūnga me te tohu ki te keu iahiko whakakā hiko o te mana whakakā pūrere kawe rā kati ranei, ki te whakahaere i te hurihanga o te nekeneke, kua whakaaturia te hanganga i roto i te ahua 1.

2. Ko te parau tumu mahi o brushless motopaika dc
ki LN65 - i roto i tenei paperZL nekeneke hei tauira, te parau tumu mahi o te mīhini. Ko te motini mo te 8 12 mokamoka, i te wa kotahi, ko te waahi o te hononga i waenga i te stator me te rotor e whakaatuhia ana i te ahua 2. Tangohia te motini o te waeine (Whakaahua 2 1/4 te waahanga he rotor ia takirua o te tino) Ki te whakangwari i te tātari, he rotor ia pukapuka Koki, te puoko tuunga e mohio ana ki te tuunga o te rotor, te ara iahiko mana ki te whakahaere i te huringa tohu hiko i muri i te hurihanga tohu ararau i muri i te hurihanga o te hiko. te ara iahiko o te taputapu whakawhiti hiko, kia mahi te motuka o ia wahanga awhiowhio i roto i tetahi ota.

3. I te wahanga haruru o te tauira tatauranga auau i whakatauhia
te whika 3 i kii te ahua mahi e ono o te miihini. I roto ia ratou, e toru nga 1 s me te 0 s ki te ahunga o te ia i roto i te awhiowhio, 1 he pai, he kore mo te kino. Mai i te pito o te upoko awhiowhio i roto i te toru-waahanga awhiowhio ki roto, i tika i te mutunga, mai i te pito o te awhiowhio ki roto, i puta tuatahi ki te kino.
Ka kitea e koe mai i te ahua 3, te motini dc brushless o tetahi wae (Ko te stator, te rotor ranei o te motini ki) I roto i te huringa ko te 6 momo ahuatanga mahi, ko te mana o nga huringa e rua e tata ana, ko te stator me te rotor ka whakaputa i te ripple torque, te ripple commutation torque ripple. I te mea ko te motini me te 4, e rite ana ki tetahi huringa, ka 4 x6 = 24 nga momo ahuatanga mahi. Mai i nga mea kua korerohia i runga ake nei, ka taea te whakaputa i te reanga kore-kore dc motini commutation torque ripple frequency, e kiia ana ko 'te auau whakawhiti mo:
f = i× k×p×n/60(1)
me i— Te auau o te raupapa; Kotahi i tetahi i roto i te wahanga haruru auau, Hz;
k—I roto i ia takirua o te tino mahi o te tau e rite ana mo te huringa kotahi;
P—Motuhiko taukohiko;
n—Te tere motopaika, RPM.
na te mea ko te nuinga o te motini ko nga momo ahuatanga e 6, no reira ka taea te whakangwarihia te tauira hei
F = 0. 1×p×没有(2)
ka tata te ota tuatahi o te auau whakawhiti motini dc brushless ki te rite ranei ki tetahi waahanga o te auau o te punaha motuka, ka taea te whakaputa i te wiri me te haruru o te wahanga f.

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