Isifinyezo
Amamitha okugeleza ayizinto ezibalulekile ekulawuleni inqubo yezimboni, ekulinganisweni kwamandla, nasekuqapheni imvelo. Leli phepha liqhathanisa izimiso zokusebenza, izici zobuchwepheshe, kanye nokusetshenziswa okuvamile kwamamitha okugeleza kagesi, amamitha okugeleza e-ultrasonic, kanye namamitha okugeleza kwegesi. Amamitha okugeleza e-electromagnetic afanelekela uketshezi oluqhubayo, amamitha okugeleza e-ultrasonic anikeza ukulinganisa okunembile okuphezulu okungathintani, kanti amamitha okugeleza kwegesi ahlinzeka ngezixazululo ezahlukahlukene zemidiya ehlukene yegesi (isb., igesi yemvelo, amagesi ezimboni). Ucwaningo lubonisa ukuthi ukukhetha imitha yokugeleza efanele kungathuthukisa kakhulu ukunemba kokulinganisa (iphutha < ±0.5%), kunciphise ukusetshenziswa kwamandla (ukonga okungu-15%–30%), futhi kuthuthukise ukusebenza kahle kokulawula inqubo.
1. Amamitha Okugeleza Kagesi Kagesi
1.1 Isimiso Sokusebenza
Ngokusekelwe kuMthetho kaFaraday Wokungeniswa Kwe-Electromagnetic, uketshezi oluqhubayo olugeleza ensimini yamagnetic lukhiqiza i-voltage ehambisana nejubane lokugeleza, elitholwa ngama-electrode.
1.2 Izici Zobuchwepheshe
- Imidiya Efanelekile: Uketshezi oluqhuba ugesi (ugesi ohambayo ≥5 μS/cm), njengamanzi, ama-asidi, ama-alkali, kanye nama-slurries.
- Izinzuzo:
- Azikho izingxenye ezihambayo, azigugi, impilo yenkonzo ende
- Ububanzi bokulinganisa (0.1–15 m/s), ukulahlekelwa kwengcindezi okuncane
- Ukunemba okuphezulu (± 0.2%–± 0.5%), ukulinganisa ukugeleza okuqondiswayo
- Imikhawulo:
- Akufanele uketshezi olungahambisi ugesi (isb., amafutha, amanzi ahlanzekile)
- Ingaphazanyiswa amabhamuza noma izinhlayiya eziqinile
1.3 Izicelo Ezijwayelekile
- Amanzi/Amanzi Angcolile KaMasipala: Ukuqapha ukugeleza kobubanzi obukhulu (DN300+)
- Imboni Yamakhemikhali: Ukulinganiswa koketshezi olubolayo (isb., i-sulfuric acid, i-sodium hydroxide)
- Ukudla/Imithi: Imiklamo yenhlanzeko (isb., ukuhlanza i-CIP)
2. Amamitha Okugeleza Kwe-Ultrasonic
2.1 Isimiso Sokusebenza
Ilinganisa ijubane lokugeleza ngokusebenzisa umehluko wesikhathi sokuhamba (isikhathi sokundiza) noma umphumela we-Doppler. Izinhlobo ezimbili eziyinhloko:
- I-Clamp-on (Ayihlaseli): Ukufakwa okulula
- Ukufakwa: Kufanelekela amapayipi amakhulu
2.2 Izici Zobuchwepheshe
- Imidiya Efanelekile: Uketshezi namagesi (amamodeli athile atholakalayo), asekela ukugeleza okukodwa/kwezigaba eziningi
- Izinzuzo:
- Akukho ukwehla kwengcindezi, kulungele uketshezi olune-viscosity ephezulu (isb. uwoyela ongahluziwe)
- Ububanzi bokulinganisa (0.01–25 m/s), ukunemba kufika ku-±0.5%
- Ingafakwa ku-inthanethi, ukulungiswa okuphansi
- Imikhawulo:
- Kuthinteke yizinto zombhobho (isb., insimbi ephonswe inganciphisa izimpawu) kanye nokulingana koketshezi
- Ukulinganisa okunembe kakhulu kudinga ukugeleza okuzinzile (gwema ukuxokozela)
2.3 Izicelo Ezijwayelekile
- Uwoyela negesi: Ukuqapha amapayipi amabanga amade
- Izinhlelo ze-HVAC: Ukulinganiswa kwamandla amanzi abandayo/afudumezayo
- Ukuqapha Imvelo: Ukulinganiswa kokugeleza komfula/ukungcola (amamodeli aphathekayo)
3. Amamitha Okugeleza Kwegesi
3.1 Izinhlobo Eziyinhloko Nezici
| Uhlobo | Isimiso | Amagesi Afanelekile | Izinzuzo | Ukulinganiselwa |
|---|---|---|---|---|
| Isisindo Esishisayo | Ukushabalalisa ukushisa | Amagesi ahlanzekile (umoya, N₂) | Ukugeleza kwesisindo okuqondile, akukho isinxephezelo sokushisa/ingcindezi | Akufanele amagesi anomswakama/othuli |
| I-Vortex | Umgwaqo we-Kármán vortex | Umusi, igesi yemvelo | Ukumelana nokushisa okuphezulu/ukucindezela | Ukuzwela okuphansi ekugelezeni okuphansi |
| I-Turbine | Ukujikeleza kwe-Rotor | Igesi yemvelo, i-LPG | Ukunemba okuphezulu (± 0.5%–± 1%) | Kudinga ukulungiswa kwamabhereyitha |
| Ukucindezela Okuhlukile (I-Orifice) | Isimiso sikaBernoulli | Amagesi ezimboni | Izindleko eziphansi, ezijwayelekile | Ukulahlekelwa okuphezulu kwengcindezi engapheli (~30%) |
3.2 Izicelo Ezijwayelekile
- Umkhakha Wamandla: Ukudluliselwa kokugcinwa kwegesi yemvelo
- Ukukhiqizwa Kwe-semiconductor: Ukulawulwa kwegesi okuhlanzekile kakhulu (Ar, H₂)
- Ukuqapha Ukukhishwa Komoya: Ukulinganiswa kokugeleza kwegesi yomoya (SO₂, NOₓ)
4. Iziqondiso Zokuqhathanisa Nokukhetha
| Ipharamitha | I-Electromagnetic | I-Ultrasonic | Igesi (Isibonelo Sokushisa) |
|---|---|---|---|
| Imidiya Efanelekile | Uketshezi oluqhuba ugesi | Uketshezi/amagesi | Amagesi |
| Ukunemba | ±0.2%–0.5% | ±0.5%–1% | ±1%–2% |
| Ukulahlekelwa Ingcindezi | Akukho | Akukho | Okuncane |
| Ukufakwa | Ipayipi eligcwele, elisekelwe phansi | Kudinga ukugijima okuqondile | Gwema ukudlidliza |
| Izindleko | Okuphakathi nendawo okuphezulu | Okuphakathi nendawo okuphezulu | Okuphansi-okuphakathi |
Izindlela Zokukhetha:
- Ukulinganisa Uketshezi: I-Electromagnetic yoketshezi oluqhubayo; i-ultrasonic yemidiya engaqhubi/egqwaliyo.
- Ukulinganiswa kwegesi: Ukushisa kwamagesi ahlanzekile; i-vortex yomusi; i-turbine yokudlulisa ugesi.
- Izidingo Ezikhethekile: Izinhlelo zokusebenza zokuhlanzeka zidinga imiklamo engenasikhala esifile; izinto zokushisa eziphakeme zidinga izinto ezingamelani nokushisa.
5. Iziphetho kanye Nezindlela Zesikhathi Esizayo
- Amamitha okugeleza kagesi alawula izimboni zamakhemikhali/zamanzi, kanye nentuthuko yesikhathi esizayo ekulinganisweni koketshezi olungenawo umoya ophakeme (isb., amanzi ahlanzekile kakhulu).
- Amamitha okugeleza e-Ultrasonic ayanda ekuphathweni kwamanzi/amandla okuhlakaniphile ngenxa yezinzuzo zokungathintani.
- Amamitha okugeleza kwegesi aguqukela ekuhlanganisweni kwamapharamitha amaningi (isb., isinxephezelo sokushisa/ingcindezi + ukuhlaziywa kokwakheka) ukuze kube nokunemba okuphezulu.
- Isethi ephelele yamaseva kanye ne-software engenantambo module, isekela i-RS485 GPRS /4g/WIFI/LORA/LORAWANUkuze uthole ulwazi olwengeziwe ngemitha yokugeleza,
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Isikhathi sokuthunyelwe: Agasti-13-2025