Imboni ye-metallurgical iqinile—kusuka ku-sintering, ukwenza insimbi yesithando somlilo, ukwenza insimbi yokuguqula kuye ekucwengelweni nasekuhlanzweni kwemfucuza, sonke isixhumanisi sibhekana nezimo ezinzima: izinga lokushisa eliphezulu kakhulu, umfutho ophakeme, uthuli olusindayo, ukugqwala okuqinile, kanye nokushaqeka okuvamile okushisayo. Ama-valve ezimbonini ajwayelekile awakwazi ukumelana nalokhu, okuvame ukuholela ekuvuzeni, ekuguquguqukeni, noma ekuvinjweni, okubangela ukuvalwa okungahleliwe nokulahlekelwa okukhulu. Ngokungafani nabanye abakhiqizi abavele baguqule ama-valve ajwayelekile, sigxila ezidingweni zangempela zokukhiqizwa kwe-metallurgical, siklama ama-valve alingana ngempela isixhumanisi ngasinye esisebenzayo.
Isetshenziselwa ukuthuthwa kwesithando somlilo wamalahle kanye namapayipi omoya oshisayo. Sisebenzisa i-ZG40Cr25Ni20 ingxubevange ekwazi ukumelana nokushisa komzimba, engeke yonakale ngisho nangaphansi kwezinga lokushisa elingu-1200 ℃. I-valve core imbozwe nge-WC carbide (ubunzima HV 1800), imelana nokukhucululwa yimpushana yamalahle kanye negesi yokushisa ephezulu. Isebenza ngokuzinza amahora angaphezu kuka-12000 ngaphandle kokwehluleka, iqine izikhathi ezi-3 ngaphezu kwamavalvu ensimbi ensimbi ekhabhoni evamile, isindisa inkinga yokulungisa.
Aqondiswe emanzini angcolile anesisekelo se-asidi (pH=1-13) kanye negesi egqwalayo ekulashweni kukadoti wensimbi. Umzimba usebenzisa i-Monel 400 noma i-Hastelloy C-276 alloy, imelana ne-15-20% ye-hydrochloric acid kanye ne-30% ye-sulfuric acid corrosion. Isakhiwo esivalwe ngokugcwele sivimbela ukuvuza okumaphakathi kanye nokungcoliswa kwemvelo, futhi singasebenza iminyaka emi-5 ngaphandle kokunakekelwa.
Okwe-sintering, converter kanye ne-coking flue systems (400-1000℃). Umzimba wepuleti eliyinhlanganisela yedayimane umelana nezinga lokushisa eliphezulu nothuli, futhi idrayivu ye-hydraulic inika amandla isilawuli kude, esilungele ukusebenza okungagadiwe kwezinhlelo ze-flue, ukunciphisa umthwalo wokusebenza endaweni.
Asisebenzisi idizayini elingana nosayizi owodwa. Ukuze uthole izixhumanisi zesithando somlilo, sigxila ekushiseni okuphezulu nokumelana nokugqoka; ukuze kuhlanzwe amanzi angcolile, sigxila ekumelaneni nokugqwala; kumasistimu we-flue, sigxila ekuvimbeleni uthuli kanye nokusebenza okuzinzile. I-valve ngayinye yakhelwe isimo sayo sokusetshenziswa kwangempela, akukho ukuguqulwa komkhiqizo okujwayelekile.
Sikhetha izinto ezisetshenziswayo ezisuselwe ezidingweni zangempela: ingxubevange ekwazi ukumelana nokushisa kumazinga okushisa aphezulu, ingxubevange evimbela ukugqwala kwemidiya ene-acidic/alkaline, kanye nezimbobo ezingagugi zokukhuhla impushana yamalahle. Ayikho imfucuza yezinto ezingadingekile zebanga eliphezulu, okonga izindleko zebhizinisi.
Isiteshi sokugeleza se-eccentric esilungisiwe sigwema ukuqoqwa kwe-slag nothuli; isakhiwo silula, kulula ukusihlakaza nokugcina, sinciphisa isikhathi sokulungiswa kwendawo kanye nokulahlekelwa kokuvala shaqa (ukulungiswa okukodwa kungabiza amabhizinisi amakhulu ezinkulungwane zama-yuan).
Ifakwe izinzwa ezilula nezisebenzayo zokuqapha izinga lokushisa le-valve kanye nokuguga ngesikhathi sangempela, ukukhumbuza ukulungiswa kusengaphambili, ukugwema ukwehluleka okungazelelwe kanye nokuvalwa okungahleliwe.
Ithimba lethu lezobuchwepheshe liya esizeni ukuyohlola izimo zokusebenza, ukwenza ngendlela oyifisayo usayizi wamavalvu, impahla kanye nesakhiwo ngokwezidingo zangempela, futhi linikeze isiqondiso sokufakwa endaweni kanye nokulandelela ngemva kokuthengisa ukuze kugwenywe ukungahambi kahle.
Sigxila ekuxazululeni izinkinga ezingokoqobo ekukhiqizeni i-metallurgical. Amavalvu ethu aqinile, anokwethenjelwa futhi angabizi kakhulu, asetshenziswa kakhulu ekushiseni, ekuqhumeni komlilo, ekuguquleni nasekuhlahleni imfucuza izixhumanisi zamabhizinisi e-metallurgical ekhaya naphesheya. Zisiza ekunciphiseni ukunakekelwa nokulahlekelwa ukuvalwa, ukuqinisekisa ukukhiqizwa okushelelayo nokuphephile.
Imboni Yezimayini
Imboni Entsha Yamandla
WhatsApp
Huadu
E-mail
Huaduvalve