HangangaPūtaiao

He aha te mea ngā Eddy?

haaati nei ia tatou i roto i te whakangao e kore anake, engari ano i roto i te ora ia rā hiko. E kore ai te tangata ara mohio e pera ngā Eddy, engari ki te mahi i mahi ratou, ki te kanohi i runga i te rā. Hei tauira, te iwi kua roa kua whakamahia ki te tahuri i runga i te rama noa mā te pēhi i te pātene pana, i waho whakaaro e pā ana ki te tukanga whai wāhi. Ko te mea i tupu i roto i tenei take. Na reira, ki te matau te mea kua huna i raro i te wā "ngā Eddy Eddy" me ki te whakatau i te huarahi o to ratou tupu, he mea e tika ana ki te haamana'o i te āhuatanga o te nāianei hiko. Ko te tuatahi, whakahoki matou te pātai "aha Foucault?"

Hoki te wā tuatahi kua nga ngā Eddy whakahuatia i roto i te tuhituhi o te ahupūngao French kumea ana Arago D. F. ia whakarongo ki te whanonga ke o te kōpae parahi, i runga i nei i whakanohoia he ngira magnetized tītaka. Te kore take kitea, ka tīmata te kōpae ki tītaka ki te pere hurihanga. I taua wa (1824) whakamārama i tēnei whanonga tonu i taea e kore, na reira, he āhuatanga i huaina "te āhuatanga o Arago." He tau torutoru i muri, i tetahi atu kaiputaiao - Michael Faraday, te whakamahi i te āhuatanga o te kitea o te ture a Arago o arataki hiko, kua tae mai ki te mutunga e i roto i tenei take e taea te ngāwari faataa te nekehanga o te kōpae i roto i ngā o te Ture. E ai ki te whakamārama e whakaarohia ana, mahi te mara autō tītaka i runga i te ngota kaiwhakahaere (parahi kōpae) me ai te kaupapa ahunga o whakatupato (polarised) matūriki i roto i te hanganga. Ko tētahi o nga āhuatanga o te nāianei hiko ko e huri noa te kaiwhakahaere i reira he tonu he papa autō. Otirā, me Eddy ngā hua pähekoheko ratou mara ki te matua, e whakaputa ratou. Ko te kupu "vortex" whakaahua ana te tikanga o te faaiteraa i taua ngā i roto i te kaiwhakahaere: he tūhono electrically ratou tohutohu. I runga anō i te mahi o Arago ko Faraday, tino e ngā Eddy ako Foucault ahupūngao. No reira, te ingoa hua.

e kore e nui rerekē i te arataki whakaputaina e te generator enei ngā. Ki te reira te mea he vortex papa autō (tauutuutu, tītaka) me te kaiwhakahaere tata, ka reira e tika ana ki te mahi o ngā āpure hiko piri ngā. hangaia te nui me te bulkier te kaiwhakahaere, te teitei te uara o nāianei te ngā. Ano, ngā Eddy e waihanga tonu te papa autō e whakahē ana i te huringa i roto i te rere. Ka rite ki nga piki o nāianei, te take pakiaka o te ope counter-Pūngao i te whakaiti i te anga ke, pupuritia te mara o nāianei Eddy te rere matua. kia te i runga i te ture o Lenz.

e kore e taea te tino mea, ngā Eddy whai hua kino ranei e i roto i ētahi wā, kei te kiia e ratou kia rite ki haavare no ka whakamahia ngā rongoā hangarau ki te whakaiti ratou, i ētahi atu, i runga i te anga ke, tono ko nga āhuatanga tino o enei ngā. kotahi deciphered ia tamaiti mahira hiko maka. E kore te te matua (te pūtake i runga i nei e maru ia i te kopiko) i hanga tonu wāhi, me te kohia i te tau nui o paraharaha o autō maitai (huaina te Whakakirihōu). Kua tunua wāhanga katoa o te hanganga o te pereti hipoki ki te kararehe te tuuraa i me mo hononga haumaru. I te tahi taime kirimana anō matua titi taratahi. he pōauautanga taua o te hanga whakaongaongatia: ko reira e tika ana ki te nui whakaiti i te ngā Eddy i roto i te matua. Oia mau, i rite kua mea, te iti nui te kaiwhakahaere, te nui te ātete ki hiko nāianei roaa te reira.

I roto i te tahi atu te wā, ko etahi o nga āhuatanga o te opape Eddy i roto i te tono. Hei tauira, mahi arataki oumu i runga i te kaiwhakahaere whakawera ko te pānga nui o ngā Eddy piri generator motuhake. I tua atu, kei te whakamahia e ratou ki te whakatau i te aroaro o te deffektov äta i roto i te hanganga whakarewa.

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