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Mota kuita musiyano 1: kumhanya / torque / saizi

Mota kuita musiyano 1: kumhanya / torque / saizi

Kune marudzi ese emamota munyika.Mota hombe uye mota diki.Motokari inofamba ichienda mberi nekudzoka pane kutenderera.Motokari yaunotanga kuiona haisi pachena kuti nei ichidhura kudaro.Nekudaro, mota dzese dzinosarudzwa nechikonzero.Saka rudzii rwemota, kuita kana hunhu hunofanirwa kuve nemota yako yakanaka?

Chinangwa cheiyi nhevedzano kupa ruzivo rwekuti ungasarudza sei yakanakira mota.Tinovimba zvichabatsira kana ukasarudza mota.Uye, isu tinovimba zvichabatsira vanhu kudzidza izvo zvekutanga zvemotor.

Misiyano yekuita ichatsanangurwa ichakamurwa kuita zvikamu zviviri zvakasiyana sezvinotevera:

Kumhanya/Torque/Kukura/Mutengo ← Zvinhu zvatichakurukura muchitsauko chino
Kukurumidza kururamisa / kutsvedza / hupenyu uye kuchengetedza / guruva chizvarwa / kushanda zvakanaka / kupisa
Kugadzira simba / kuzunguza uye ruzha / exhaust countermeasures / kushandisa nharaunda

BLDC brushless mota

1. Zvinotarisirwa zvemotokari: kutenderera kwekufamba
Mota inowanzoreva mota inowana simba remagetsi kubva kusimba remagetsi, uye kazhinji inoreva mota inowana inotenderera.(Kune zvakare mutsara mota inofamba yakatwasuka, asi isu tichasiya iyo kunze panguva ino.)

Saka, rudzii rwekutenderera rwaunoda?Unoda kuti itenderere zvine simba sechibhorani, kana kuti unoda kuti itenderere isina simba asi ichimhanya senge feni yemagetsi?Nekutarisa pamusiyano mukufamba kwaunoda kutenderera, izvo zviviri zvimiro zvekutenderera kumhanya uye torque zvinove zvakakosha.

2. Torque
Torque isimba rekutenderera.Iyo unit ye ​​torque iN · m, asi kana iri mota diki, mN · m inowanzoshandiswa.

Iyo mota yakagadzirwa nenzira dzakasiyana siyana kuwedzera torque.Kuwedzera kutenderera kwewaya yemagetsi, ndiko kuwedzera kwe torque.
Nemhaka yokuti nhamba yemhepo inopedzwa inogumira neyakagadziriswa coil size, enamelled wire ine dhayamita yakakura yewaya inoshandiswa.
Yedu brushless mota inoteedzana (TEC) ine 16 mm, 20 mm uye 22 mm uye 24 mm, 28 mm, 36 mm, 42 mm, iwo 8 marudzi e60 mm kunze saizi yedhayamita.Sezvo saizi yecoil ichiwedzerawo neiyo mota dhayamita, yakakwirira torque inogona kuwanikwa.
Magineti ane simba anoshandiswa kugadzira torque hombe pasina kushandura saizi yemota.Neodymium magineti ndiwo ane simba risingaperi magineti, anoteverwa nesamarium-cobalt magineti.Nekudaro, kunyangwe iwe ukangoshandisa magineti akasimba, simba remagineti rinodonha kubva mumotokari, uye iyo inodonha magineti simba haizobatsire kune torque.
Kuti utore mukana wakazara weiyo yakasimba magineti, chinhu chakatetepa chinoshanda chinonzi electromagnetic simbi ndiro yakashongedzwa kuti ikwidze magineti wedunhu.
Zvakare, nekuti simba remagineti resamarium cobalt magineti rakagadzikana kune tembiricha shanduko, kushandiswa kwesamarium cobalt magineti kunogona kutyaira mota munzvimbo ine shanduko huru yekupisa kana kupisa kwakanyanya.

3. Kumhanya (marevolutions)
Nhamba yekuchinja kwemota inowanzonzi "speed".Iko kuita kwekangani iyo mota inotenderera payuniti nguva.Kunyangwe "rpm" ichiwanzo shandiswa sekuchinja paminiti, inoratidzwa se "min-1" muSI system yemayuniti.

Kuenzaniswa ne torque, kuwedzera huwandu hwekuchinja hakuna kuoma hunyanzvi.Ingo dzikisa huwandu hwekutendeuka mucoil kuti uwedzere huwandu hwekutendeuka.Nekudaro, sezvo torque ichidzikira sezvo huwandu hwekuchinja hunowedzera, zvakakosha kuzadzisa zvese zviri zviviri torque uye shanduko zvinodiwa.

Mukuwedzera, kana kushandiswa kwepamusoro-soro, zviri nani kushandisa mabheji ebhora pane mabheji akajeka.Iyo yakakwirira kumhanya, iyo yakakura kurashikirwa kwekurasika, kupfupika kwehupenyu hwemota.
Zvichienderana nekururama kweshaft, iyo yakakwirira kumhanya, iyo yakakura ruzha uye matambudziko ane chekuita nekudengenyeka.Nekuda kwekuti mota isina bhurashi isina bhurasho kana commutator, inoburitsa ruzha uye kudedera kushoma pane mota yakabhurwa (inoisa bhurashi kuti ibatane neinotenderera commutator).
Danho rechitatu: Saizi
Kana zvasvika kune yakanakira mota, saizi yemota zvakare chimwe chezvinhu zvakakosha zvekuita.Kunyangwe kana kumhanya (revolutions) uye torque zvakakwana, hazvina maturo kana zvisingakwanisi kuiswa pachigadzirwa chekupedzisira.

Kana iwe uchingoda kuwedzera kukurumidza, iwe unogona kuderedza nhamba yekutendeuka kwetambo, kunyange kana nhamba yekutendeuka iri duku, asi kunze kwekuti pane zvishoma zvishoma, haizotenderera.Naizvozvo, zvinodikanwa kutsvaga nzira dzekuwedzera torque.

Pamusoro pekushandisa magineti akasimba ari pamusoro, zvakakoshawo kuwedzera iyo duty cycle factor of the winding.Isu tanga tichitaura nezve kudzikisa huwandu hwewaya inomonereka kuti ive nechokwadi chekuti marevolutions awanda, asi izvi hazvireve kuti waya yakakuvadzwa zvakasununguka.

Nekushandisa waya dzakakora panzvimbo yekudzikisa huwandu hwemamhepo, huwandu hukuru hwemazuva ano hunogona kuyerera uye torque yakakwirira inogona kuwanikwa kunyangwe nekumhanya kwakafanana.Iyo spatial coefficient chiratidzo chekuti waya yakasungwa zvakasimba sei.Kungave kuri kuwedzera huwandu hwehutete hwekutendeuka kana kuderedza huwandu hwehukobvu kutendeuka, chinhu chakakosha pakuwana torque.

Kazhinji, kubuda kwemota kunoenderana nezvinhu zviviri: iron (magineti) uye mhangura (kupeta).

BLDC brushless mota-2

Nguva yekutumira: Jul-21-2023