He mea angiangi rawa te pepa parahi. Ka taea te wehewehe mā te tukatuka kia rua ngā momo: te pepa parahi hurihuri (RA) me te pepa parahi hikohiko (ED). He tino pai te kawe hiko me te kawe wera o te pepa parahi, ā, he āhuatanga tōna ki te tiaki i ngā tohu hiko me te aukume. He nui te whakamahinga o te pepa parahi i roto i te hanga i ngā wāhanga hiko tino tika. Nā te whanaketanga o te hanga hou, ko te hiahia mō ngā hua hiko angiangi, māmā ake, iti ake, me te kawe ngāwari ake kua hua ake he whānuitanga o ngā tono mō te pepa parahi.
Ko te pepa parahi hurihuri e kiia ana ko te pepa parahi RA. He rauemi parahi tēnei e hangaia ana mā te hurihuri ā-tinana. Nā te tukanga hanga, he porowhita te hanganga o roto o te pepa parahi RA. Ā, ka taea te whakarite kia ngawari, kia mārō hoki mā te whakamahi i te tukanga whakamahana. Ka whakamahia te pepa parahi RA i roto i te hanga o ngā hua hiko teitei, inā koa ko ērā e hiahia ana ki tētahi taumata ngāwari o te rauemi.
Ko te pepa parahi hikohiko e kiia ana ko te pepa parahi ED. He rauemi pepa parahi e hangaia ana mā te tukanga whakatakotoranga matū. Nā te āhua o te tukanga whakaputa, he hanganga poutū kei roto i te pepa parahi hikohiko. He tino māmā te tukanga whakaputa o te pepa parahi hikohiko, ā, e whakamahia ana i roto i ngā hua e hiahia ana ki te maha o ngā tukanga māmā, pērā i ngā papa ara iahiko me ngā irahiko kino pākahiko lithium.
He pai, he ngoikoretanga hoki ngā pepa parahi RA me ngā pepa parahi hikohiko i ēnei āhuatanga e whai ake nei:
He parakore ake te nui o te parahi i roto i te pepa parahi RA;
He pai ake te mahi whānui o te pepa parahi RA i te pepa parahi hikohiko ina whakaarohia ngā āhuatanga ā-tinana;
He iti noa te rerekētanga i waenga i ngā momo pepa parahi e rua e pā ana ki ngā āhuatanga matū;
Mō te utu, he māmā ake te hanga papatipu i te pepa parahi ED nā te mea he māmā noa te tukanga hanga, ā, he iti ake te utu i te pepa parahi kua maramara.
Ko te tikanga, ka whakamahia te pepa parahi RA i ngā wāhanga tōmua o te hanga hua, engari i te mea ka pakeke haere te tukanga hanga, ka whakamahia te pepa parahi ED hei whakaiti i ngā utu.
He pai te kawe hiko me te kawe wera o te pepa parahi, ā, he pai hoki ōna āhuatanga tiaki mō ngā tohu hiko me te aukume. Nō reira, he maha ngā wā e whakamahia ana hei reo mō te kawe hiko, te kawe wera rānei i roto i ngā hua hiko me te hiko, hei rauemi tiaki rānei mō ētahi wāhanga hiko. Nā te āhua kitea me te āhua ā-tinana o te parahi me te koranu parahi, e whakamahia ana hoki i roto i ngā whakapaipai whare me ētahi atu ahumahi.
Ko te rauemi mata mō te pepa parahi he parahi parakore, engari he rerekē ngā āhua o ngā rauemi mata nā te rerekētanga o ngā tukanga whakaputa. Ko te pepa parahi hurihuri he mea hanga i ngā rau parahi katote hikohiko ka rewa, kātahi ka hurihia; me whakauru ngā rauemi mata ki roto i te wai waikawa whanariki hei whakarewa hei kaukau parahi, kātahi ka whakamahia ngā rauemi mata pērā i te pere parahi, te waea parahi rānei kia pai ake ai te whakarewanga me te waikawa whanariki.
He tino kaha ngā katote parahi i te rangi, ā, ka ngāwari te tauhohe ki ngā katote hāora i te rangi hei hanga i te waikura parahi. Ka rongoatia e mātou te mata o te pepa parahi ki te ārai-waikura i te pāmahana rūma i te wā e hangaia ana, engari ka whakaroa noa iho tēnei i te wā e waikura ai te pepa parahi. Nō reira, e taunakihia ana kia whakamahia te pepa parahi i te wā e taea ai i muri i te wetewete. Ā, rongoatia te pepa parahi kāore anō kia whakamahia ki te wāhi maroke, ātete ki te mārama, kia matara atu i ngā hau pūngāwerewere. Ko te pāmahana rokiroki e taunakitia ana mō te pepa parahi he 25 nekehanga Celsius, ā, kaua te haumākū e neke ake i te 70%.
Ehara i te mea he rauemi kawe hiko anake te pepa parahi, engari ko te rauemi ahumahi tino iti te utu e wātea ana. He pai ake te kawe hiko me te kawe wera o te pepa parahi i ngā rauemi konganuku noa.
Ko te rīpene pepa parahi he mea kawe hiko i te taha parahi, ā, ka taea hoki te hanga i te taha piri kia kawe hiko mā te tāpiri i te paura kawe hiko ki roto i te piri. Nō reira, me whakaū koe mēnā e hiahia ana koe ki te rīpene pepa parahi kawe hiko taha kotahi, ki te rīpene pepa parahi kawe hiko taha rua rānei i te wā e hoko ana.
Ka taea te tango i te pepa parahi he iti noa te waikura o te mata mā te whakamahi i te hautai waipiro. Mena he waikura roa, he waikura nui rānei, me horoi mā te whakamahi i te waikawa whanariki.
He rīpene konumohe parahi tā CIVEN Metal mō te karāhe tae, he tino ngāwari ki te whakamahi.
Ae, i roto i te ariā; heoi, nā te mea kāore e rewa ngā rauemi i roto i te taiao korehau, ā, he rerekē ngā pāmahana me ngā tukanga hanga e whakamahia ana e ngā kaihanga rerekē, me ngā rerekētanga o ngā taiao whakaputa, ka taea te whakaranu i ngā huānga iti rerekē ki roto i te rauemi i te wā e hangaia ana. Nō reira, ahakoa he rite te hanganga o ngā rauemi, tera pea he rerekētanga tae i roto i te rauemi mai i ngā kaihanga rerekē.
I ētahi wā, ahakoa mō ngā rauemi pepa parahi parakore teitei, ka rerekē te tae o te mata o ngā pepa parahi i hangaia e ngā kaihanga rerekē i roto i te pōuri. E whakapono ana ētahi he nui ake te parakore o ngā pepa parahi whero pouri. Heoi, kāore i te tika tēnei nā te mea, i tua atu i te nui o te parahi, ka taea hoki e te maeneene o te mata o te pepa parahi te whakaputa i ngā rerekētanga tae e kitea ana e te kanohi tangata. Hei tauira, ko te pepa parahi he maeneene teitei te mata ka pai ake te whakaata, ka mārama ake te tae o te mata, ā, i ētahi wā he mā. Ko te mea pono, he āhuatanga noa tēnei mō te pepa parahi he maeneene pai, e tohu ana he maeneene te mata, ā, he iti te taratara.
Ka hangaia te pepa parahi hiko mā te whakamahi i te tikanga matū, kia kore ai he hinu i te mata o te hua kua oti. He rerekē, ka hangaia te pepa parahi hurihuri mā te whakamahi i te tikanga hurihuri ā-tinana, ā, i te wā e hangaia ana, ka noho tonu te hinu whakahinuhinu ā-ringa mai i ngā roera ki runga i te mata me roto i te hua kua oti. Nō reira, me whai ngā tukanga horoi mata me te tango hinu hei tango i ngā toenga hinu. Ki te kore ēnei toenga e tangohia, ka pā ki te ātete kiri o te mata o te hua kua oti. Ina koa i te wā e pania ana ki te pāmahana teitei, ka mimiti pea ngā toenga hinu o roto ki te mata.
Ko te teitei ake o te maeneene o te mata o te pepa parahi, ko te teitei ake o te whakaata, ka kitea pea he mā ki te kanohi tahanga. Mā te maeneene ake o te mata ka pai ake te kawe hiko me te wera o te rauemi. Mena ka hiahiatia he tukanga paninga ā muri ake nei, he mea tika kia whiriwhiria ngā paninga wai-wai i te nuinga o te wā. Ko ngā paninga hinu-wai, nā te nui ake o te hanganga ngota o te mata, ka nui ake te tūponotanga ka tihorea.
I muri i te tukanga whakamahana, ka pai ake te ngāwari me te āhua o te rauemi pepa parahi, ā, ka iti ake tōna ātete, ka whakarei ake i tōna kawe hiko. Heoi, he ngāwari ake te rauemi whakamahana ki ngā karawarawa me ngā pakaru ina pā ki ngā mea pakeke. Hei tāpiri, mā te wiri iti i te wā o te hanga me te kawe ka taea te whakapē i te rauemi me te whakaputa i te whakairo. Nō reira, me tino tupato i te wā o te hanga me te tukatuka i muri mai.
Nā te mea kāore i ngā paerewa o te ao o nāianei ngā tikanga whakamātautau me ngā paerewa tika, ōrite hoki mō ngā rauemi he iti iho i te 0.2mm te matotoru, he uaua ki te whakamahi i ngā uara pakeke tuku iho hei tautuhi i te āhua ngohengohe, pakeke rānei o te pepa parahi. Nā tēnei āhuatanga, ka whakamahia e ngā kamupene hanga pepa parahi ngaio te kaha kume me te roa hei whakaata i te āhua ngohengohe, pakeke rānei o te rauemi, kaua ki ngā uara pakeke tuku iho.
Pepa Parahi Kua Whakamahanatia (Āhua Ngāwari):
- He iti ake te pakeke, he teitei ake te ngāwariHe māmā te tukatuka me te hanga.
- He pai ake te kawe hikoKa whakaitihia e te tukanga whakamahana ngā rohe me ngā hapa o te kōpura.
- He kounga pai te mataHe pai hei papa mō ngā papa hiko tānga (PCB).
Pepa Parahi Mārō-Hauā:
- Te pakeke waengaHe kaha ki te pupuri i tōna āhua.
- He pai mō ngā tono e hiahia ana ki te kaha me te pakariE whakamahia ana i roto i ētahi momo wāhanga hiko.
Pepa Parahi Mārō:
- Te pakeke teitei akeKāore e ngāwari te whakapēkē, he pai mō ngā tono e hiahia ana i ngā ine tika.
- Te ngawari o raroMe nui ake te tūpato i te wā e tukatuka ana.
Ko te kaha kume me te roa o te pepa parahi he tohu mahi ā-tinana nui e rua e whai hononga ana, ā, e pā tika ana ki te kounga me te pono o te pepa parahi. Ko te kaha kume e pā ana ki te kaha o te pepa parahi ki te ātete i te pakaru i raro i te kaha kume, e whakaatuhia ana i roto i ngā megapascals (MPa). Ko te roa e pā ana ki te kaha o te rauemi ki te pāngia e te whakarerekētanga kirihou i te wā o te tukanga totoro, e whakaatuhia ana hei ōrau.
Ka pāngia te kaha kume me te roa o te pepa parahi e te matotoru me te rahi o te kōhao. Hei whakaahua i tēnei pānga rahi, me whakauru te ōwehenga matotoru-ki-te rahi kōhao kore-ahu (T/D) hei tawhā whakatairite. Ka rerekē te kaha kume i roto i ngā awhe ōwehenga matotoru-ki-te rahi kōhao rerekē, i te mea ka heke te roa i te mea ka heke te matotoru ina pumau te ōwehenga matotoru-ki-te rahi kōhao.