1. Izinzuzo Eziyinhloko Zezimo Zepayipi Lodaka
Ama-flowmeter e-Doppler ultrasonicZivelele ekusetshenzisweni kwamapayipi odaka ngenxa yamandla amathathu. Okokuqala, ukwakheka kwazo okungaphazamisi kusho ukuthi azikho izingxenye ezidlulela epayipini, zigwema ukuvaleka kwezinto eziqinile ezilengayo zodaka (njenge-grit, i-organic flocs, noma i-fiber) futhi zinciphisa isidingo sokuhlukaniswa nokuhlanza njalo. Okwesibili, zivumelana kahle nezakhiwo eziguquguqukayo zodaka—ngokungafani namamitha kagesi ahlulekayo ngodaka oluphansi, noma amamitha e-turbine azwela ukuxokozela, lawa ma-flowmeter adinga kuphela izinhlayiya ezikhanyayo ezanele kudaka ukuze alondoloze ukunemba, ngisho nezinhlobo ze-viscosity ephezulu. Okwesithathu, ama-transducer awo angaphandle enziwe ngezinto ezingamelani nokugqwala (isb., i-PTFE, i-ceramic), ezingamelana nodaka lwezimboni olune-acidic noma lwe-alkaline, zandise impilo yazo yenkonzo ibe yiminyaka engu-8-10, isikhathi eside kakhulu kunamamitha aphazamisayo.
2. Izinkambu Ezibalulekile Zokusebenza Ezisebenzayo
Zisetshenziswa kabanzi emikhakheni emithathu emikhulu ehlobene nodaka. Ezitshalweni zokuhlanza amanzi amdaka zikamasipala, ziqapha ukugeleza kodaka kuzo zonke izigaba ezibalulekile: ngesikhathi sokujiya, zisiza ekwenzeni ngcono umthamo we-flocculant ngokulandelela ukungena kodaka olungavuthiwe; ekugayweni, zilawula ukulayishwa kwe-anaerobic digester ngokulinganisa ukugeleza kodaka olugayiwe (ngisho nangamabhamuza e-biogas); ekususeni amanzi, zilungisa amapharamitha okucindezela ngokuqapha imishini yokuhlunga engena kodaka—isibonelo, isitshalo saseBerlin sithuthukise ukunemba kokulinganisa kwaba yi-±2% futhi sinciphise ukugcinwa ngo-70% ngemuva kokusetshenziswa. Kudaka lwezimboni (isb., udaka lwe-pulp mill olucebile ngefayibha noma udaka lwe-petrochemical olunamafutha), zixazulula izinkinga zokuvaleka ezikhathaza amamitha endabuko, ziqinisekisa ukusebenza okuqhubekayo. Ziphinde zisekele ukusetshenziswa kabusha kodaka, njengakumaphrojekthi e-daka-kuya-ku-biogas, lapho zilinganisa khona ukugeleza kodaka olugayiwe ukuze kuthuthukiswe isilinganiso sokuxuba udaka nezinye izinto ezingaphansi, okwandisa isivuno se-biogas.
3. Iziqondiso Zokufaka Ezibalulekile
Ukufakwa okufanele kubalulekile ekuqinisekiseni ukunemba kokulinganisa, futhi amaphuzu amathathu kumele aqashelwe. Okokuqala, khetha ingxenye yepayipi eqondile: ubude obuphezulu kufanele bube okungenani izikhathi eziyi-10 kunobubanzi bepayipi, kanye nobude obuphansi kufanele bube okungenani izikhathi ezi-5, ukuze ugweme ukuphazamiseka kokugeleza okuvela ezindololwaneni, ama-valve, noma amaphampu athinta ukuthembeka kwedatha. Okwesibili, beka ama-transducer ngendlela efanele: kumapayipi avundlile, wafake ku-45°–90° ngaphezu kwephansi lepayipi—lokhu kugwema amaphakethe omoya (okubangela ukubonakaliswa kwesignali okungalungile) kanye nokuqongelela kwendle (okuvimba ukudluliselwa kwesignali); kumapayipi aqondile, qinisekisa ukuthi indle igeleza iye phezulu ukuze kugcinwe ukusatshalaliswa kwezinhlayiya kufana. Okwesithathu, sebenzisa ama-coupling agents afanele: khetha izinhlobo zokushisa okuphezulu kanye nezingamelani namafutha ukuqinisekisa ukuthintana okuqinile kwe-acoustic phakathi kwama-transducers nodonga lwepayipi, ikakhulukazi kumapayipi athwala indle eshisa kakhulu.
Isifinyezo
Ama-flowmeter e-Doppler ultrasoniczilungele ukusetshenziswa kwamapayipi odaka, ngezinzuzo eziyinhloko zokulwa nokuvaleka, ukuzivumelanisa nezimo okuqinile, kanye nokumelana nokugqwala. Zidlala indima ebalulekile ekuphathweni kwamanzi amdaka kamasipala, ukuphathwa kodaka lwezimboni, kanye nokusetshenziswa kabusha kodaka, kuyilapho ukufakwa okufanele (kugxile ekukhetheni ingxenye yamapayipi, ukubeka i-transducer, kanye nokusetshenziswa kwe-ejenti yokuxhuma) kuqinisekisa ukusebenza kwazo okuzinzile nokunembile. Lezi zici zizenza zibe yisisombululo esithembekile sokubhekana nezinselele zokulinganisa ukugeleza kodaka.
Isikhathi sokuthunyelwe: Agasti-29-2025