A matsayin ginshiƙin tsarin tsabtace gas na zamani,Silicon carbide FGD Nozzlessuna taka muhimmiyar rawa a fannonin masana'antu kamar wutar lantarki da ƙarfe. Wannan siliki carbide yumbu bututun ƙarfe ya sami nasarar warware ƙwanƙolin fasaha na nozzles na ƙarfe na gargajiya a ƙarƙashin ƙaƙƙarfan lalata da yanayin lalacewa ta hanyar ƙirar ƙirar ƙira da ci gaban kayan aiki, haɓaka haɓaka haɓakar haɓakawa sosai.
1. Material Properties sa harsashi ga yi
Taurin Mohs nasilicon carbide ceramicsya kai 9.2, na biyu kawai zuwa lu'u-lu'u, kuma karyewar sa ya ninka sau uku na yumburan alumina. Wannan covalent crystal tsarin baiwa kayan da kyau kwarai abrasion juriya, kuma a karkashin rinjayar high-gudun slurry dauke da lu'ulu'u na gypsum (yawan kwarara har zuwa 12m/s), da surface lalacewa rate ne kawai 1/20 na na karfe nozzles. A cikin yanayin musanya na tushen acid tare da ƙimar pH na 4-10, ƙimar juriya na silicon carbide bai wuce 0.01mm / shekara ba, wanda ya fi 0.5mm / shekara na 316L bakin karfe.
The thermal fadada coefficient na kayan (4.0 × 10 ⁻⁶ / ℃) yana kusa da na karfe, kuma har yanzu zai iya kula da tsarin kwanciyar hankali a karkashin wani zazzabi bambanci na 150 ℃. Silicon carbide tukwane da aka shirya ta hanyar aiwatar da tsarin amsawa suna da yawa sama da 98% da porosity na ƙasa da 0.5%, yadda ya kamata yana hana lalacewar tsarin lalacewa ta hanyar kutsewar matsakaici.
2, Daidaitaccen atomization inji da ya kwarara filin iko
TheSilicon carbide karkace bututun ƙarfeyana ƙara saurin juzu'i na slurry, kuma tare da madaidaicin buɗaɗɗen fitarwa, yana rushe slurry na farar ƙasa zuwa ƙanana da ɗigon ruwa iri ɗaya. Matsakaicin girman filin feshin da aka kafa ta wannan tsarin yana da girma sosai, kuma lokacin zama na ɗigogi a cikin hasumiya yana ƙara zuwa 2-3 seconds, 40% mafi girma fiye da na nozzles na gargajiya.
3. Tsarin daidaitawa da haɓaka aikin injiniya
A cikin hasumiya ta musamman ta fesa.silicon carbide FGD nozzlesAna amfani da shi ta hanyar chessboard, tare da tazara na 1.2-1.5 sau diamita na mazugi, samar da yadudduka 3-5 na rufi. Wannan tsari yana tabbatar da cewa keɓaɓɓen ɗaukar hoto na hasumiyar desulfurization ya wuce 200%, yana tabbatar da isassun lamba tsakanin iskar hayaki da slurry. Tare da ƙarancin kwararar hasumiya na 3-5 m / s, ana sarrafa asarar matsin lamba a cikin kewayon 800-1200 Pa.
Bayanan aiki sun nuna cewa ingancin desulfurization na tsarin FGD ta amfani da nozzles na silicon carbide ya kasance barga a sama da 97.5%, kuma danshi na samfuran gypsum yana raguwa zuwa ƙasa da 10%. An tsawaita zagayowar gyaran kayan aiki daga watanni 3 don nozzles na ƙarfe zuwa shekaru 3, kuma farashin kayan maye gurbin ya ragu da kashi 70%.
Aiwatar da wannanFarashin FGDyana nuna tsalle-tsalle daga manyan kayan aikin kare muhalli. Tare da balagaggen fasahar bugu na yumbura na 3D, za a iya aiwatar da tsarin inganta tsarin topology na tsarin tashoshi mai gudana a nan gaba, wanda zai iya ƙara haɓaka haɓakar atomization ta 15-20% da haɓaka fasahar watsawa mai ƙarancin ƙarfi don shigar da sabon matakin ci gaba.
Lokacin aikawa: Maris 24-2025