Njengengxenye eyinhloko yezinhlelo zesimanje zokuhlanza igesi ephehlwayo,I-silicon carbide FGD Nozzlesidlala indima ebalulekile emikhakheni yezimboni njengamandla ashisayo kanye nokusansimbi. Le nozzle ye-silicon carbide ceramic ixazulule ngempumelelo ibhodlela lobuchwepheshe lamabhodlela ensimbi yendabuko ngaphansi kokugqwala okuqinile nezimo zokugqokwa okuphezulu ngedizayini yesakhiwo emisha kanye nempumelelo yezinto ezibonakalayo, kuthuthukisa kakhulu ukusebenza kahle kwe-desulfurization.
1. Izinto ezibonakalayo zibeka isisekelo sokusebenza
Ubulukhuni be-Mohsi-silicon carbide ceramicsifinyelela ku-9.2, isibili ngemva kwedayimane, futhi ukuqina kwayo kokuphuka kuphindwe kathathu kokwezitsha zobumba ze-alumina. Lesi sakhiwo sekristalu esiqinile sinikeza impahla ukumelana okuhle kakhulu kwe-abrasion, futhi ngaphansi komthelela we-slurry enesivinini esiphezulu esiqukethe amakristalu e-gypsum (izinga lokugeleza lifika ku-12m/s), izinga lokugqoka phezulu liyi-1/20 kuphela lelo lamabhomu ensimbi. Endaweni eshintshayo ye-acid-base enenani le-pH elingu-4-10, izinga lokumelana nokubola kwe-silicon carbide lingaphansi kuka-0.01mm/ngonyaka, elingcono kakhulu kuno-0.5mm/ngonyaka ka-316L wensimbi engagqwali.
I-coefficient yokwandisa okushisayo yento (4.0 × 10 ⁻⁶/℃) iseduze naleyo yensimbi, futhi isengagcina ukuqina kwesakhiwo ngaphansi komehluko wezinga lokushisa ongu-150 ℃. Izitsha zobumba ze-silicon carbide ezilungiselelwe inqubo ye-reaction sintering zinesisindo esingaphezu kuka-98% kanye ne-porosity engaphansi kuka-0.5%, ukuvimbela ngempumelelo ukulimala kwesakhiwo okubangelwa ukungena okuphakathi.
2. Ukunemba kwe-atomization indlela nokulawula insimu yokugeleza
Ii-silicon carbide spiral nozzlekwandisa kakhulu isivinini sokushwibeka kwe-slurry, futhi ngokuvula indawo eqondile, kudiliza udaka lwe-limestone lube amaconsi amancane nafanayo. Izinga lokumboza insimu ye-conical engenalutho elakhiwe yilesi sakhiwo likhulu kakhulu, futhi isikhathi sokuhlala samaconsi embhoshongweni sinwetshwa sibe imizuzwana engu-2-3, 40% ephakeme kunaleyo yamabhomu endabuko.
3. Ukumataniswa kwesistimu nokwenza ngcono ubunjiniyela
Embhoshongweni wesifutho ojwayelekile,i-silicon carbide FGD nozzlesahlelwe ngendlela ye-chessboard asetshenziswa, anezikhala eziyi-1.2-1.5 izikhathi zobubanzi bekhoni yokufutha, okwenza izingqimba ezi-3-5 zokumbondelana. Lolu hlelo luqinisekisa ukuthi ukumbozwa kwezingxenye ezihlukene zombhoshongo we-desulfurization kudlula u-200%, okuqinisekisa ukuthintana okwanele phakathi kwegesi ephumayo kanye ne-slurry. Ngesilinganiso sokugeleza kombhoshongo ongenalutho we-3-5 m/s, ukulahlekelwa kwengcindezi yesistimu kulawulwa ngaphakathi kwebanga le-800-1200 Pa.
Idatha yokusebenza ikhombisa ukuthi ukusebenza kahle kwe-desulfurization yohlelo lwe-FGD kusetshenziswa imibhobho ye-silicon carbide kuhlala kuzinzile ngaphezu kwama-97.5%, futhi okuqukethwe komswakama wemikhiqizo ye-gypsum yehliswa ibe ngaphansi kuka-10%. Umjikelezo wokulungisa izinto zokusebenza unwetshiwe kusukela ezinyangeni ezi-3 zamabhobho ensimbi waya eminyakeni emi-3, futhi izindleko zokushintshwa kwezinsimbi zehle ngo-70%.
Ukusetshenziswa kwalokhuI-FGD nozzleiphawula ukweqa kusuka ezintweni eziningi kuya kwezinembayo zokuvikela imvelo. Ngokuvuthwa kobuchwepheshe be-ceramic bokuphrinta be-3D, idizayini yokuthuthukisa i-topology yesakhiwo sesiteshi sokugeleza ingase ibonakale esikhathini esizayo, engathuthukisa ukusebenza kahle kwe-atomization ngo-15-20% futhi ikhuthaze ubuchwepheshe bokukhishwa kwe-ultra-low ukuze ungene esigabeni esisha sokuthuthuka.
Isikhathi sokuthumela: Mar-24-2025