Whakarāpopototanga
He taputapu nui ngā mita rere i roto i te whakahaere tukanga ahumahi, te ine pūngao, me te aroturuki taiao. E whakataurite ana tēnei pepa i ngā mātāpono mahi, ngā āhuatanga hangarau, me ngā whakamahinga noa o ngā mita rere hikohiko, ngā mita rere ultrasonic, me ngā mita rere hau. He pai ngā mita rere hikohiko mō ngā wai kawe hiko, ka tukuna e ngā mita rere ultrasonic he ine tino tika kore-pā, ā, ka whakaratohia e ngā mita rere hau he otinga kanorau mō ngā momo pāpāho hau (hei tauira, te hau māori, ngā hau ahumahi). E whakaatu ana ngā rangahau mā te whiriwhiri i te mita rere tika ka taea te whakapai ake i te tika o te ine (hapa < ±0.5%), te whakaiti i te whakapaunga pūngao (15%–30% penapena), me te arotau i te pai o te whakahaere tukanga.
1. Ngā Mita Rere Hikohiko
1.1 Te Mātāpono Mahi
I runga i te Ture a Faraday mō te Whakaoho Hikohiko, ko ngā wai kawe hiko e rere ana i roto i tētahi papa aukume ka whakaputa i tētahi ngaohiko e ōrite ana ki te tere rere, ka kitea e ngā irahiko.
1.2 Ngā Āhuatanga Hangarau
- Pāpāho e tika ana: Ngā wai kawe hiko (kawe hiko ≥5 μS/cm), pērā i te wai, ngā waikawa, ngā kawakore, me ngā para.
- Ngā Painga:
- Kāore he wāhanga neke, he ātete ki te kakahu, he roa te ora ratonga
- Whānui te whānuitanga ine (0.1–15 m/s), he iti noa te ngaronga pēhanga
- Te tino tika (±0.2%–±0.5%), te ine rere ā-rua
- Ngā Here:
- Kāore e tika ana mō ngā wai kore-arahi (hei tauira, ngā hinu, te wai parakore)
- Ngāwari ki te pokanoa mai i ngā mirumiru, i ngā matūriki totoka rānei
1.3 Ngā Whakamahinga Noa
- Wai/Wai Para o te Tāone: Te aroturuki i te rere o te whānui nui (DN300+)
- Ahumahi Matū: Te ine i te wai pirau (hei tauira, te waikawa whanariki, te hauwai konutai)
- Kai/Rongoā: Ngā hoahoa hauora (hei tauira, te horoi CIP)
2. Ngā Mita Rere Ultrasonic
2.1 Te Mātāpono Mahi
Ka ine i te tere o te rere mā te whakamahi i te rerekētanga wā-haere (te wā-rere) te pānga Doppler rānei. E rua ngā momo matua:
- Whakapiripiri (Kāore e uru atu): He māmā te tāutanga
- Whakaurunga: He pai mō ngā paipa nunui
2.2 Ngā Āhuatanga Hangarau
- Pāpāho e tika ana: Ngā wai me ngā hau (e wātea ana ngā tauira motuhake), e tautoko ana i te rere kotahi/maha-wāhanga
- Ngā Painga:
- Kāore he hekenga pēhanga, he mea tino pai mō ngā wai matotoru (hei tauira, te hinu mata)
- Whānui te whānuitanga ine (0.01–25 m/s), tika tae atu ki te ±0.5%
- Ka taea te tāuta ipurangi, he iti noa te tiaki
- Ngā Here:
- Ka pāngia e te rauemi paipa (hei tauira, ka ngoikore pea ngā tohu e te rino maka) me te ōritetanga o te wai
- Ko ngā inenga tino tika me whai rere pumau (kāore e hiahiatia he aueue)
2.3 Ngā Whakamahinga Noa
- Hinu me te Hau: Te aroturuki i ngā paipa tawhiti
- Ngā Pūnaha HVAC: Te ine i te pūngao mō te wai matao/whakamahana
- Aroturukitanga Taiao: Te ine i te rere o te awa/parapara (tauira kawe)
3. Ngā Mita Rere Hau
3.1 Ngā Momo Matua me ngā Āhuatanga
| Momo | Kaupapa | Ngā Hau e Tika ana | Ngā Painga | Ngā Here |
|---|---|---|---|---|
| Papatipu Wera | Te whakamararatanga wera | Ngā hau ma (hau, N₂) | Rere tika o te papatipu, kāore he utu pāmahana/pēhanga | Kāore e tika ana mō ngā hau makuku/pūehu |
| Āwhiowhio | Te tiriti o te awaawa o Kármán | Kohu, hau māori | Te ātete pāmahana/pēhanga teitei | Te iti o te aro ki te rere iti |
| Tāpine | Hurihanga rotor | Hau māori, LPG | Te tino tika (±0.5%–±1%) | Me tiaki te peera |
| Pēhanga Rerekētanga (Āputa) | Te mātāpono a Bernoulli | Ngā hau ahumahi | He iti te utu, he paerewa | Te ngaronga pēhanga tuturu teitei (~30%) |
3.2 Ngā Whakamahinga Noa
- Rāngai Pūngao: Te whakawhiti i te pupuri hau māori
- Hanganga Ārahi-Haupapa: Whakahaere hau parakore-teitei (Ar, H₂)
- Aroturuki Tukunga: Te ine i te rere o te hau paru (SO₂, NOₓ)
4. Ngā Aratohu Whakataurite me te Kōwhiri
| Tawhā | Aukume hiko | Ultrasonic | Hau (Tauira Wera) |
|---|---|---|---|
| Pāpāho e tika ana | Ngā wai kawe | Ngā wai/hau | Ngā hau |
| Te tika | ±0.2%–0.5% | ±0.5%–1% | ±1%–2% |
| Ngaronga Pēhanga | Kāore | Kāore | Iti rawa |
| Tāutanga | Paipa katoa, whenua | Me whai oma tika | Āta karohia te wiri |
| Utu | Waenga-teitei | Waenga-teitei | Iti-waenganui |
Ngā Paearu Kōwhiringa:
- Ine Wai: Te hikohiko mō ngā wai kawe hiko; te ultrasonic mō ngā mea kore-kawe hiko/waikura.
- Ine Hau: Te Wera mō ngā hau ma; te Āwhiowhio mō te mamaoa; te Tāpine mō te whakawhiti pupuri.
- Ngā Hiahia Motuhake: Me whai hoahoa kore-wāhi mate mō ngā whakamahinga akuaku; me whai rauemi ātete wera mō ngā pāpāho pāmahana teitei.
5. Ngā Whakatau me ngā Auahatanga o te Ao
- Ko ngā mita rere hikohiko te nuinga o ngā ahumahi matū/wai, me ngā whanaketanga ā muri ake nei i roto i te ine wai iti-arahi (hei tauira, te wai tino parakore).
- Kei te tipu haere ngā mita rere ultrasonic i roto i te whakahaere wai/pūngao atamai nā runga i ngā painga kore-pa.
- Kei te whanake haere ngā mita rere hau ki te whakauru i ngā tawhā maha (hei tauira, te tātaritanga pāmahana/pēhanga + tātaritanga hanganga) kia pai ake ai te tika.
- He huinga katoa o ngā tūmau me te pūmanawa ahokore, e tautoko ana i te RS485 GPRS /4g/WIFI/LORA/LORAWANMō ētahi atu mōhiohio mō te mita rere,
tēnā whakapā atu ki a Honde Technology Co., LTD.
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Wā tuku: 13 o Ākuhata 2025