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He Kupu Whakataki Poto ki te Whakaora-ā-Iho o ngā Pūnga Kiriata Whakarewa (1)

Ko te painga nui o ngā pūnga kiriata whakarewa ko te whakaora-ā-ake i a rātou anō, ā, koia tēnei te mea e tino tere tipu ai ēnei pūnga.

E rua ngā tikanga rerekē mō te whakaora-ā-koe o ngā pūnga kiriata whakarewa: ko tētahi ko te whakaora-ā-koe tukunga; ko tētahi ko te whakaora-ā-koe hikohiko. Ka puta te mea tuatahi i te ngaohiko teitei ake, nō reira ka kiia hoki ko te whakaora-ā-koe ngaohiko teitei; nā te mea ka puta anō te mea whakamutunga i te ngaohiko tino iti, ka kiia pinepinetia ko te whakaora-ā-koe ngaohiko iti.

 

Te Whakaora-ā-Whaiaro o te Tukunga

Hei whakaatu i te tikanga o te whakaora-ā-roto o te tukunga, me kī he hapa kei roto i te kiriata waro i waenganui i ngā irahiko whakarewa e rua me te ātete o R. I runga i te āhua o te hapa, he hapa whakarewa pea, he haurua-ā-ira, he hapa ārai-kore rānei. Mārama noa, ki te mea ko tētahi o ngā hapa o mua te hapa, ka tukuna e te pūnga ia ia anō i te ngaohiko iti. I roto i te take whakamutunga anake ka ora te mea e kiia nei ko te tukunga ngaohiko teitei.

Ko te tukanga whakaora-ā-roto o te tukunga, i muri tonu i te whakamahinga o te ngaohiko V ki tētahi pūnga kiriata whakarewa, ka puta he iahiko ohmic I=V/R mā roto i te hapa. Nō reira, ka rere te kiato iahiko J=V/Rπr2 mā roto i te irahiko whakarewa, arā, ko te tata atu o te rohe ki te hapa (ko te iti ake o te r) ā, ko te teitei ake o tōna kiato iahiko i roto i te irahiko whakarewa. Nā te wera Joule i puta mai i te whakamahinga mana hapa W=(V2/R)r, ka heke tere te ātete R o tētahi haurua-whakawhiti, o tētahi hapa ārai rānei. Nō reira, ka tere te piki o te iahiko I me te whakamahinga mana W, nō reira, ka piki tere te kiato iahiko J1= J=V/πr12 i te rohe e tata rawa ana te irahiko whakarewa ki te hapa, ā, ka taea e tōna wera Joule te rewa i te paparanga whakarewa i roto i te rohe, ka rere te pewa i waenganui i ngā irahiko ki konei. Ka tere te mimiti o te pewa ka maka atu te konganuku rewa, ka hanga he rohe wehe ārai me te kore he paparanga konganuku. Ka tineia te pewa, ā, ka tutuki te whakaora-ā-roto.

Nā te wera me te pewa Joule e puta ana i roto i te tukanga whakaora-ā-roto o te tukunga, ka pakaru te dielectric e karapoti ana i te hapa me te wāhi wehe whakamarumaru o te mata dielectric i te kino wera me te hiko, ā, ka puta te pirau matū, te hau me te waro, tae atu ki te kino miihini.

 

Mai i ngā kōrero o runga ake nei, kia tutuki ai te whakaora-ā-roto tino pai o te tukunga, me whakarite he taiao ā-rohe e tika ana mō te koha, nō reira me whakapai ake te hoahoa o te pūnga kiriata waro whakarewa kia tutuki ai he reo tika mō te koha, he matotoru e tika ana mō te paparanga whakarewa, he taiao ā-mātao, me te ngaohiko matua me te kaha e tika ana. Ko te mea e kiia nei ko te whakaora-ā-roto tino pai ko: he poto rawa te wā whakaora-ā-roto, he iti te kaha whakaora-ā-roto, he tino pai te wehe i ngā koha, kāore he kino ki te hikohiko e karapoti ana. Kia tutuki ai te whakaora-ā-roto pai, me iti te ōwehenga o ngā ngota waro ki ngā ngota hauwai i roto i ngā ngota o te kiriata waro, me te nui o te hāora e tika ana, kia kore ai he waro e puta, kia kore ai he whakatakotoranga waro e puta i te wā e pirau ai ngā ngota kiriata i roto i te tukunga whakaora-ā-roto, kia kore ai he ara kawe hou e puta, engari ka puta he CO2, CO, CH4, C2H2 me ētahi atu hau hei tinei i te pewa me te pikinga tere o te hau.
Hei whakarite kia kore e pakaru te wāhi e karapoti ana i te hapa i te wā e whakaora ana i a ia anō, kaua te kaha whakaora i a ia anō e nui rawa, engari kaua hoki e iti rawa. Hei tango i te paparanga whakarewa huri noa i te hapa, ka hangaia he rohe whakamarumaru (ātete teitei), ka wehea te hapa, kia tutuki ai te whakaora i a ia anō. He mārama, ko te kaha whakaora i a ia anō e hiahiatia ana e pā tata ana ki te konganuku o te paparanga whakarewa, te matotoru, me te taiao. Nō reira, hei whakaiti i te kaha whakaora i a ia anō me te whakatutuki i te whakaora pai i a ia anō, ka mahia te whakarewatanga o ngā kiriata waro me te iti o te ira rewa o ngā konganuku. Hei tāpiri, kaua te paparanga whakarewa e matotoru, e angiangi rānei, inā koa kia kore ai e rakuraku, ki te kore, ka rite te rohe wehe whakamarumaru ki te peka, ā, ka kore e tutuki te whakaora pai i a ia anō. Ka whakamahia e ngā pūnga CRE katoa ngā kiriata noa, ā, i te wa ano ka whakahaeretia te tirotiro rauemi e haere mai ana, ka aukati i ngā kiriata hapa i te tatau, kia tino whakamanahia te kounga o ngā kiriata pūnga.

 

Haunga te whakaora-ā-roto o te putanga hau, kei reira anō tētahi atu tikanga, arā, te whakaora-ā-roto hikohiko. Me matapaki tātou i tēnei tikanga i roto i te tuhinga e whai ake nei.


Te wā tuku: 18-Pepuere-2022

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