Hoahoa taputapu punaha whakahaere motika dc brushless
Kainga » Blog » Brushless dc motor controller pūnaha hoahoa taputapu

Hoahoa taputapu punaha whakahaere motika dc brushless

Tirohanga: 0     Kaituhi: Kaiwhakatika Pae Wā Whakaputa: 2020-08-17 Takenga: Pae

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Ko te hanga iti i tenei ra ko te whakauru i te hoahoa taputapu o te punaha whakahaere o te matauranga motika dc brushless, e hiahia ana, e kite tahi ana. Ko te hoahoa taputapu tae atu ki te ara iahiko matua me te ara iahiko whakahaere o te motini dc brushless (BLDCM), ko te ara iahiko matua ko te tuku hiko dc, MOSFET tonu te ara iahiko piriti me te kaiwhakahaere motuka o te ontology. Mana whakahaere me te maramara DSP TMS320LF2407A hei matua, me te tere me te tere o te mowhiti o roto, te waahi mo te mowhiti o waho, na te hiko taraiwa hiko me te atanga atanga me te arai tiaki. Ka tangohia e tenei punaha te huarahi o te punaha whakahaere PWM mo te motuka dc brushless. Ko tana kaupapa mahi: te mana ac na roto i te kaihurihuri taratahi, te kaiwhakatikatika ngaohiko kaiwhakatikatika, te ngaohiko kaiwhakatikatika me te tātari ki roto i te kaitahuri hei tuku hiko dc; Pūnaha mā te photoelectric encoder rite te pūoko tūnga ki te kitea tūnga rotor nekeneke i roto i te tikanga ki te whakatau i te raupapa wāhanga mana inverter. Ka whakamahia e te punaha nga waahanga-a-toru-y-hononga iahiko mana katoa, ma te whakamahi i te aratau kawe e rua. Ia wa e 2 ngongo hiko hiko, ia huringa (1660 ° Koki)Whakahokia he wa, ia wa ka huri i te ngongo hiko, ia ngongo hiko Koki 120 ° o te hiko. Na te punaha iti DSP ake, he EPROM waho ranei (Poraka, EEPROM ranei), RAM, te karaka karaka PLL, te arahiko tautuhi, te arahiko wetewete, me etahi atu. Tautuhi i te ara iahiko: te tautuhi aunoa hiko, te tautuhi-a-ringa me te + 3. 3 v te ngaohiko tuku hiko i raro i te ngaohiko tiaki tautuhi mahi. Te hurihanga mana: na te kaha o te hiko MS320LF2407 he 3. 3 v, me huri ki te 3 ki te 5 v te mana hiko. 3 v ki te PTM supply mana, te putanga nāianei ki runga ki te 1 a TPS76833QPW rite 5 v ki 3. 3 v maramara tahuri. Ko te ara iahiko matua i roto i te mana hiko kua whakaritea, ko te ara iahiko piriti katoa e ono nga momo MOSFET ngongo paanga-a-mara. T1, T3, T5 toru p-hongere MOSFET hanganga i runga i te piriti, taumata kēti G me ngaohiko tōraro i te kawe. T2, T4 me T6 e toru n-hongere MOSFET i raro i te piriti, taumata kuaha G me ngaohiko pai i te wa e kawe ana; E ono nga diode urupare D1D6, ma te whakamahi i te ara iahiko snubber mate iti, te ngaronga whakahuri iti, te mahi pono. Brushless dc pūmana nekeneke o toru-wāhanga awhiowhio i tetahi wa i roto i te mahi o te rua anake te whakahaerenga wāhanga, a mo te naianei taua, na i roto i te ara iahiko matua i roto i te parenga urupare Rf hei utu o te pūoko o nāianei tikanga, te uara ngaohiko Uf tatau ki te tiki i te raina inenga autaki o naianei. Ka taea e Rf te whakaoti i te kitenga o naianei, te rohe o naianei me te mahi o te whakamarumaru o naianei. Ngaohiko Uf kotahi i roto i te tātari, te whakakaha, te kōwae ADC i muri i te tapahi ki TMS320LF2407 hei uara urupare o naianei; Ko tetahi hoki i muri i te tātari, whakanuia te kaiwhakarite ngaohiko, te punaha Tautuhinga o te uara o naianei hei ngaohiko tohutoro tohutoro whakatairite, ngaohiko whakataurite putanga ki te LF2407A PDPINTA titi, kotahi atu i te uara kua whakaritea, te naianei armature, ka toia te taumata iti o te titi PDPINTA, DSP ka mutu te tatau o roto, nga PWM katoa i roto i te ahua impedance teitei; He tohu haukoti i te wa ano, whakamohio i te DSP he rereke, a, i roto i te kaihautu aukati, ko te whakawakanga he. , ka nui te mihi ki a koe mo te panui, ahakoa e tino marama ana koe ki nga korero o runga ake nei, mena kaore koe i te marama ki nga patai, nau mai ki te patai. Te hanga iti: Candy







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