Abstract
Mitirrada socodka ayaa ah aaladaha muhiimka u ah xakamaynta habka warshadaha, cabbirka tamarta, iyo la socodka deegaanka. Warqadani waxay isbarbardhigeysaa mabaadi'da shaqada, sifooyinka farsamada, iyo codsiyada caadiga ah ee mitirka socodka korantada, mitirka socodka ultrasonic, iyo mitirka socodka gaaska. Mitirrada socodka korantada waxay ku habboon yihiin dareeraha dareeraha ah, mitirka socodka ultrasonic waxay bixiyaan cabbir aan sax ahayn oo sax ah, iyo mitirka socodka gaaska waxay bixiyaan xalal kala duwan oo loogu talagalay warbaahinta gaaska kala duwan (tusaale, gaaska dabiiciga ah, gaaska warshadaha). Cilmi-baaristu waxay muujinaysaa in xulashada mitirka socodka ku habboon ay si weyn u wanaajin karto saxnaanta cabbirka (khaladaadka <± 0.5%), hoos u dhigista isticmaalka tamarta (15%-30% kaydinta), iyo kor u qaadida waxtarka xakamaynta habka.
1. Mitirrada socodka Electromagnetic
1.1 Mabaadi'da Shaqada
Iyadoo lagu salaynayo sharciga Faraday ee soo-saarka Electromagnetic, dareerayaasha ku qulqulaya goob birlabeedka waxay dhaliyaan danab u dhigma xawaaraha socodka, kaas oo lagu ogaado korantada.
1.2 Tilmaamaha Farsamada
- Warbaahin ku habboon: Dareeraha waxtarka leh (akhlaaqda ≥5 μS/cm), sida biyaha, acids, alkalis, iyo slurries.
- Faa'iidooyinka:
- Ma jiraan qaybo dhaqaaqa, xidho adkaysi u leh, nolol adeeg oo dheer
- Baaxadda cabbirka ballaaran (0.1-15 m/s), luminta cadaadiska aan muuqan
- Saxnaanta sare (± 0.2% - ± 0.5%), cabbirka socodka laba jiho
- Xaddid:
- Aan ku habboonayn dareerayaasha aan shaqaynayn (tusaale, saliid, biyo saafi ah)
- U nugul faragelinta goobooyin ama qaybo adag
1.3 Codsiyada Caadiga ah
- Biyaha/Biyaha wasakhda ah ee Dawladda Hoose: Dhexroor-weyn (DN300+) la socodka socodka
- Warshadaha Kiimikada: Cabbirka dareeraha xun (tusaale, sulfuric acid, sodium hydroxide)
- Cuntada/Farmasiga: Nakhshad nadaafadeed (tusaale, nadiifinta CIP)
2. Ultrasonic Flow Meters
2.1 Mabaadi'da Shaqada
Wuxuu cabbiraa xawaaraha socodka iyadoo la isticmaalayo kala duwanaanshaha wakhtiga tareenka (waqtiga-duulimaadka) ama saamaynta Doppler. Laba nooc oo waaweyn:
- Isku-qabsiga (aan-soo-gal ahayn): Ku rakib fudud
- Gelida: Ku habboon dhuumaha waaweyn
2.2 Tilmaamaha Farsamada
- Warbaahin ku habboon: dareeraha iyo gaasaska (qaababka gaarka ah ee la heli karo), waxay taageertaa socodka hal-weji
- Faa'iidooyinka:
- Ma jiro cadaadis hoos u dhac, oo ku habboon dareerayaasha viscosity-sare (tusaale, saliid cayriin)
- Baaxadda cabbirka ballaaran (0.01-25 m/s), saxnaanta ilaa ± 0.5%
- Waxaa lagu rakibi karaa onlayn, dayactir hooseeya
- Xaddid:
- Ay saamaysay walxaha tuubada (tusaale, birta shubku waxay yaraynaysaa calaamadaha) iyo isku-naanshaha dareeraha
- Cabbiraadaha saxda ah ee saxda ah waxay u baahan yihiin socod deggan (iska ilaali qas)
2.3 Codsiyada Caadiga ah
- Saliidda & Gaaska: Kormeerka dhuumaha fogaanta fog
- Nidaamyada HVAC: Cabbirka tamarta ee biyaha la qaboojiyey/kuleyliyaha
- Kormeerka Deegaanka: Cabbirka qulqulka webiga/qulqulka ( moodooyinka la qaadi karo)
3. Mitirrada socodka gaaska
3.1 Noocyada iyo Tilmaamaha ugu muhiimsan
| Nooca | Mabda'a | Gaasas ku habboon | Faa'iidooyinka | Xaddid |
|---|---|---|---|---|
| Mass kulaylka | Diidmada kulaylka | Gaasas nadiif ah (hawo, N₂) | Qulqulka tirada tooska ah, ma laha magdhow kuleyl/cadaadis ah | Aan ku habboonayn gaasaska qoyan iyo boodhka leh |
| Vortex | Waddada vortex ee Kármán | Uumiga, gaaska dabiiciga ah | Iska caabbinta kulaylka/cadaadiska sare | Dareenka hoose ee socodka hooseeya |
| Turbine | Wareegtada rotor | Gaaska dabiiciga ah, LPG | Saxnaanta sare (± 0.5% - ± 1%) | Waxay u baahan tahay dayactir |
| Cadaadis Kala Duwan (Orifice) | Mabda'a Bernoulli | Gaasaska warshadaha | Qiime jaban, heersare ah | lumin cadaadis joogto ah oo sarreeya (~ 30%) |
3.2 Codsiyada caadiga ah
- Qaybta tamarta: wareejinta haynta gaaska dabiiciga ah
- Wax-soo-saarka Semiconductor: Kantaroolka gaaska nadiifka ah ee sarreeya (Ar, H₂)
- Kormeerka qiiqa: Cabbirka socodka gaaska hargabka (SO₂, NOₓ).
4. Isbarbardhigga iyo Tilmaamaha Xulashada
| Halbeegga | Electromagnetic | Ultrasonic | Gaaska (Tusaale kulaylka) |
|---|---|---|---|
| Warbaahinta ku Haboon | Dareeraha waxtarka leh | Dareeraha/gaasaska | Gaasaska |
| Saxnaanta | ± 0.2% -0.5% | ± 0.5% -1% | ± 1% -2% |
| Luminta Cadaadiska | Midna | Midna | Ugu yar |
| Rakibaadda | Dhuumaha buuxa, dhulka dhigista | Wuxuu u baahan yahay orod toos ah | Iska ilaali gariir |
| Qiimaha | Dhexdhexaad-sare | Dhexdhexaad-sare | Dhexdhexaad hoose |
Shuruudaha Xulashada:
- Cabbirka Dareere: Electromagnetic ee dareerayaasha hadha; ultrasonic oo loogu talagalay warbaahinta aan dhaqan lahayn/xumeyn.
- Cabbirka Gaaska: Kulaylka gaasaska nadiifka ah; vortex ee uumiga; marawaxadaha wareejinta xabsiga.
- Baahiyaha Gaarka ah: Codsiyada nadaafadda waxay u baahan yihiin nashqado meel-dhiman; Warbaahin heerkul sare ah waxay u baahan tahay agab kulaylka u adkaysta.
5. Gabagabada iyo Isbeddellada Mustaqbalka
- Mitirrada socodka korantada ayaa xukuma warshadaha kiimikaad/biyaha, oo leh horumar mustaqbalka ah ee cabbiraadda dareeraha tamarta hoose (tusaale, biyaha ultrapure).
- Mitirka socodka Ultrasonic ayaa ku koraya maaraynta biyaha / tamarta smart sababtoo ah faa'iidooyinka aan la xiriirin.
- Mitirka socodka gaaska ayaa u koraya dhanka is dhexgalka halbeegyada badan (tusaale, magdhowga heerkulka/cadaadiska + falanqaynta halabuurka) si loo helo saxsanaan sare.
- Qaybo dhamaystiran oo ah adeegayaal iyo moduleka bilaa-waayirka ah ee software, waxa ay taageertaa RS485 GPRS/4g/WIFI/LORA/LORAWANWixii macluumaad dheeraad ah ee mitir socodka,
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Waqtiga boostada: Agoosto-13-2025