1. Whakamāramatanga
He taputapu ine auau te mita rere vortex, e ahu mai ana i te mātāpono Karman Vortex Street. Ka ine i te tere rere o ngā wai mā te kite i te auau o ngā awhiowhio e puta ana i te wā e haere ana te wai mā roto i tētahi tinana pari (whakaputa vortex) i roto i te paipa. He taputapu kore-pā, kore-tiaki e whakamahia whānuitia ana i roto i te whakahaere tukanga ahumahi, he pai mō te ine i ngā hau, ngā wai, me te mamaoa.
2. Te Mātāpono Mahi
Ina rere te wai pumau i roto i te tinana pari kua whakauruhia ki roto i te tinana mita, ka puta he awhiowhio tauutuutu i ngā taha e rua o te tinana pari—ka kiia tēnei āhuatanga ko te Karman Vortex Street. He rite tonu te auau o te maturuturunga awhiowhio ki te tere o te wai (ā, kāore e pā ki te mātotoru wai, te pēhanga, me te pāmahana i roto i tētahi awhe). Ka kitea e te pūoko kua hangaia (piezoelectric, capacitive rānei) ngā huringa pēhanga i puta mai i te maturuturunga awhiowhio, ka hurihia hei tohu hiko, ā, ka tatau te kaitahuri i te tere rere inamata me te tere rere whakaemi i runga i te auau awhiowhio.
3. Ngā Āhuatanga Matua
- Whānui te Urutau ki te Wai: He pai mō te ine i ngā wai, ngā hau, me te mamaoa kua mākū/wera rawa, ka kore e hiahiatia he mita motuhake mō ngā momo pāpāho rerekē, ka whakaiti i ngā utu hoko a te kiritaki.
- Te Pūmautanga o te Ine me te Iti o te Whakararuraru: He māmā noa iho, he pono hoki te kaupapa ine, kāore he wāhanga nekeneke i roto i te tinana mita, e ārai ana i te pakaru, te poke, me te aukati. He kaha tōna kaha ki te ārai i te whakararuraru ki ngā piki me ngā heke o te pāmahana me te pēhanga o waho.
- Whānuitanga Rere me te Kapinga Tauine: Ka taea e te ōwehenga hurihanga te eke ki te 1:10 ki te 1:20, ka urutau ki ngā piki me ngā heke o te rere. Ko ngā tauine paerewa mai i te DN15 ki te DN300, me ngā tauira tauine nui kua whakaritea (tae atu ki te DN600) e wātea ana mō ngā horopaki rere nui ā-umanga.
- Te Ngaronga Pēhanga Iti me te Penapena Pūngao: Mā te hoahoa tinana pari maeneene ka whakaitihia te ātete wai, ka iti ake te ngaronga pēhanga ki te whakataurite ki ngā mita rere tāpine, ki ngā mita rere kōhao rānei, ā, ka āwhina i ngā kiritaki ki te whakaiti i te whakapaunga pūngao o ngā paipa.
- Hanganga Māmā me te Roa o te Ora Ratonga: He iti ake ngā wāhanga o roto, he kaha ā-mīhini teitei, me ngā rauemi ātete-kakahu (pērā i te maitai kore waikura 316L, Hastelloy) mō te tinana pari me te tinana mita. Neke atu i te 10 tau te roa o te ora ratonga o ngā wāhanga matua i raro i ngā tikanga mahi noa.
4. Ngā Wai e Tika ana me ngā Horopaki Whakamahinga
- Wai: Wai ma, whakarewa matū, hua hinu, wai whakamatao, me ētahi atu wai iti te matotoru, kore-waikura/ngāwari te waikura.
- Ngā hau: Hau māori, hau kōpeke, hauota, hāora, hau paipa, me ētahi atu hau maroke, ma.
- Kohu: Ko te korohū kukū me te korohū wera rawa e whakamahia whānuitia ana i roto i ngā mahi ahumahi.
- Ngā Marae Whakamahinga Matua: Te hinu me te matū hinu, te ahumahi matū, te whakaputa hiko, te whakarewa, te whakamahana me te hauhautanga, te maimoatanga wai, me te kai me te inu. He tino pai ki ngā kaupapa ine mamaoa poiha me te whakahaere rere o ngā paipa ahumahi.
5. Ngā Mōhiohio Matua mō te Hokohoko ki Tāwāhi (Ngā Tiwhikete me ngā Kōwhiringa Rauemi)
- Ngā Tiwhikete o te Ao: E tutuki ana i ngā paerewa o te ao pēnei i te ISO 9001, CE, ATEX (tiwhikete ātete-pahū mō ngā taiao morearea), UL (mākete o Amerika Te Raki), me te PED (EU Pressure Equipment Directive), kia maeneene ai te urunga atu ki ngā mākete o te ao.
- Whakaritenga Rauemi: Kei te wātea te tinana mita i roto i te maitai waro, te maitai kore waikura 316L, me te Hastelloy; ka taea te whakarite i te tinana pari ki te koranu titanium, ki ngā rauemi uku rānei hei urutau ki ngā pāpāho waikura, pāmahana teitei rānei i ngā whenua me ngā rohe rerekē.
- Putanga me te Whakawhitiwhiti Kōrero: Tautoko ana i ngā putanga tohu paerewa (4-20mA, pāorooro) me ngā kawa whakawhitiwhiti kōrero (MODBUS, HART, Profibus), e hototahi ana ki ngā pūnaha whakahaere ahumahi matua i Ūropi, Amerika, me te Tonga-mā-rāwhiti o Āhia.
Wā tuku: Whiringa-ā-rangi 23-2025