Ko ngā mita rere hikohiko (EMF) he taputapu ine rere matatau e ahu mai ana i te ture whakapūtanga hikohiko a Faraday. He whānuitia te whakamahinga i roto i ngā ahumahi pēnei i te maimoatanga wai, te hangarau matū, te kai me te inu, me ngā rongoā nā te mea he ahurei te kaupapa mahi me ngā painga mahi. Kei raro nei ō rātou āhuatanga matua, kua whakarōpūtia, kua whakamāramahia hoki:
1. Inenga Kore-Whakauru me te Ngaronga Pēhanga Iti rawa
- Kāore he Ārai i te Ara Rere: Kāore i rite ki ngā mita rere o te tāpine, o te vortex, orifice plate rānei, kāore he wāhanga neke, he pūoko e puta mai ana, he wāhanga whakawhāiti rānei i roto i te paipa o ngā mita rere hikohiko. He maeneene, he tika hoki te ngongo ine, kia rere noa ai te wai me te kore he hekenga pēhanga anō.
- He pai mō ngā pūnaha pēhanga iti: Nā tēnei āhuatanga he mea tino pai mō ngā tono e tino hira ana te pumau o te pēhanga, pērā i ngā whatunga tuku wai ā-tāone, te maimoatanga parakaingaki, te kawe wai iti-matotoru rānei i roto i te umanga rongoā.
2. Te Tika o te Ine me te Ōwehenga Whānui o te Hurihanga
- Te Mahi Tino Tika: I raro i ngā āhuatanga tino pai, ka taea e te tika o te ine te eke ki te ±0.2% o te uara ine (mō ngā tauira paerewa) tae atu ki te ±0.1% mō ngā putanga tino tika, me te tino pai o te whakahokinga (≤±0.1%).
- Ōwehenga Whānui o te Hurihanga: I te nuinga o te wā kei waenga i te 100:1 ki te 500:1 (ko ētahi tauira matatau tae atu ki te 1000:1), e āhei ai te ine pumau puta noa i te whānuitanga o te rere—mai i ngā reiti rere iti (hei tauira, 几滴 ia hekona i roto i ngā paipa iti te whānui) ki ngā reiti rere teitei (hei tauira, ngā paipa ahumahi nui te whānui).
- Putanga Pūmau: Kāore e pāngia e ngā panonitanga o te mātotoru wai, te matotoru, te pāmahana, te pēhanga rānei (i roto i te awhe whakatauranga), e whakarite ana i te tika ōrite mō ngā pāpāho me ngā āhuatanga ā-tinana rerekē (hei tauira, te wai wera, te wai whakamatao, ngā paru matotoru rānei).
3. Te Kaha ki te Urutau ki ngā Pāpāho Uaua
- He pai mō ngā Wai Ārahi: Mena he nui ake te kawe hiko o te wai i te 5 μS/cm (he paepae e taea ai e te nuinga o ngā wai ahumahi, ngā wai para, ngā paru, tae atu ki ētahi wai iti te kawe hiko pērā i ngā wai hua), ka taea te ine tika. Ko ētahi o ngā mea rerekē ko ngā hinu parakore, ngā waipiro, ngā hau rānei he tino iti te kawe hiko.
- Ka taea te whakahaere i ngā Pāpāho Motuhake: Ka pai te mahi me ngā wai waikura (hei tauira, ngā waikawa, ngā kawakore), ngā paru whakakoi (hei tauira, te paru waro, te penupenu one), ngā wai matotoru (hei tauira, te tirikara, te rapa), me ngā wai kei roto ngā matūriki totoka, ngā muka rānei (hei tauira, te penupenu pepa, te paru wai).
- Ārai i ngā Rerekētanga Āhua Wai: Kāore e pāngia e te aueue, e ngā mirumiru, e te paparanga rānei i roto i te wai, kia pono ai mō ngā tono pēnei i te kawe paru, ngā tukanga whakaranu matū rānei.
4. Ngāwari te Tāutanga me ngā Kōwhiringa Whakamaunga Maha
- Ngā Whakaritenga Tāutanga Ngāwari: Ka taea te tāuta ki ngā paipa whakapae, poutū, piko rānei, me te iti rawa o te roa o ngā paipa tika (ko te tikanga me 5×DN ki runga me 3×DN ki raro o te paipa tika, he iti ake i ngā pereti kōhao, i ngā mita rere rānei o te tāwhana).
- He Whānuitanga o ngā Rahi: E wātea ana mō ngā diameter o ngā paipa mai i te DN1.5mm (mita rere moroiti) ki te DN3000mm (mita wai whānui-rahi), e tika ana mō te ine rere i te tauine taiwhanga me te tauine ahumahi.
- Ngā Rauemi Ārai Kanorau: Ka taea te whakarite i te arai o roto o te ngongo ine (e pā ana ki te wai) ki ngā rauemi pēnei i te PTFE, te rapa, te uku rānei hei ātete i te waikura, te kakahu, te pāmahana teitei rānei, kia urutau ai ki ngā āhuatanga rerekē o te pāpāho.
5. Te Pono Nui me te Tiaki Iti
- Kāore he Wāhanga Nekeneke: Ka whakakorea ngā raruraru pēnei i te kakahu miihini, te aukati, te ngoikore rānei o te ngenge, kia mau ai te mahi mō te wā roa me te roa o te ora ratonga mō te 10–15 tau.
- Tukatuka Tohu Mamati: Ko ngā mita rere hikohiko hou kua rite ki ngā tukatuka moroiti matatau mō ngā mahi pēnei i te tātari tohu, te whakatikatika pāmahana, me te tātaritanga whaiaro (hei tauira, te kimi i te paru o te hikohiko, i ngā hapa taura rānei), me te whakaiti i ngā whakaoho teka.
- Ngā Mahi Tiaki Iti Rawa: Ko te tiaki auau ko te tirotiro i te ma o ngā hiko (ina koa mō ngā mea e ngāwari ana ki te tauine) me te manatoko i te pono o te arai, me te kore e hiahiatia he whakatikatika auau i raro i ngā tikanga mahi noa.
6. Ngā Painga Taiao me te Haumaru
- Te Whakatutukitanga ki ngā Paerewa Hauora: Mō ngā tono kai, inu, me ngā rongoā, ka taea te hoahoa i ngā mita rere hikohiko me ngā parirau hauora, ngā arai maeneene o roto (hei tauira, PTFE kounga kai), me te kore he kokonga mate, e tutuki ana i ngā whakaritenga FDA, 3-A, EHEDG rānei hei karo i te poke.
- He pai mō ngā taiao mōrearea: Kei te wātea ngā tauira ātete-pahū (kua whakamanahia e ATEX, IECEx) hei whakamahi i ngā wāhi mura, pahū rānei (hei tauira, ngā tipu matū e whakahaere ana i ngā whakarewa pūngāwerewere), hei whakarite i te haumaru mahi.
- Te Whai Hua o te Pūngao: Nā te mea kāore he mate pēhanga, he iti ake te mana papu e hiahiatia ana e te pūnaha hei pupuri i te rere o te wai, ā, ka whai wāhi atu ki te penapena pūngao i te wā roa e whakamahia ana.
Ngā Here hei Whakaaroaro
Ahakoa he maha ngā painga o ngā mita rere hikohiko, he iti noa iho ngā herenga me whai whakaaro ki te wā e whiriwhiri ana:
- Te Whakawhirinakitanga ki te Aroturuki: Kāore e taea te ine i ngā mea kore-aroturuki pērā i te hinu, te waipiro, te hau rānei.
- Te Tairongo ki ngā Āhuatanga o te Paipa: Ko te pokanoa hikohiko o waho (hei tauira, mai i ngā motuka, i ngā taura ngaohiko teitei rānei) me te tohatoha wai koretake ka pā ki te tika o te ine, me tika te whakatū whenua me te tāutanga.
- Te Utu Tīmatanga Teitei Ake: Ki te whakatauritea ki ngā mita rere ā-ringa, he nui ake te haumitanga tuatahi o ngā mita rere hikohiko, ahakoa he maha ngā wā ka ea tēnei i te iti o ngā utu tiaki mō te wā roa.
- Ngā Here Rahi mō te Aroturuki Tino Iti: Mō ngā pāpāho he aroturuki i waenga i te 1–5 μS/cm (hei tauira, te wai parakore), ka heke pea te tika o te ine, me whai tauira aroturuki iti motuhake.
Whakamutunga
He mea motuhake ngā mita rere hikohiko i roto i te ine rere nā te mea kāore e pokanoa, he tino tika, he ngāwari ki te urutau ki ngā pāpāho uaua, me te iti o ngā whakaritenga tiaki. He tino whai hua ēnei i roto i ngā tono e pā ana ki ngā wai kawe, ngā pāpāho waikura, ngā horopaki rānei me whakaiti te ngaronga pēhanga. I te wā e whiriwhiri ana i tētahi mita rere hikohiko, me arotake whānui ngā āhuatanga pēnei i te kawe wai, te rahi o te paipa, ngā āhuatanga o te reo, me ngā āhuatanga taiao kia nui ake ai ngā painga o tōna mahi.
Wā tuku: Hurae-22-2025