Ukuklanywa nokwakhiwa kweLinning Furnace Lining ye-Strip Steel eqhubekayo
Uhlolojikelele:
Inqubo yokufaka idiphu eshisayo ihlukaniswe izigaba ezimbili: i-in-line galvanizing kanye ne-out-of-line galvanizing ngokususelwa ezindleleni ezahlukahlukene zangaphambi kokwelashwa. Isithando esiqhubekayo sokufaka idiphu esishisayo sensimbi yensimbi iyisetshenziswa sokunciphisela esifudumeza amapuleti wangempela ashubile ngesikhathi senqubo yoku-galvanizing esemgqeni. Ngokuya ngezinqubo ezahlukahlukene zokukhiqiza, insimbi eqhubekayo yokushisa okushisa okushisayo okushisayo okungahlukaniswa kube yizinhlobo ezimbili: okuqondile nokuvundlile. Isithando somlilo esivundlile empeleni sifana nesithando somlilo esiqondile esiqonde ngqo, esiqukethe izingxenye ezintathu eziyisisekelo: isithando somlilo sangaphambi kokushisa, isithando sokuncipha, nesigaba sokupholisa. Isithando somlilo esime mpo sibizwa nangokuthi isithando somlilo sombhoshongo, esakhiwa isigaba sokufudumeza, isigaba esimanzayo, nesigaba sokupholisa.
Ulwelwesi isakhiwo strip strip okuqhubekayo annealing
Iziko lokwakhiwa kombhoshongo
(1) Isigaba sokufudumeza (isithando somlilo esivele sishisa) sisebenzisa igesi kaphethiloli onamanzi njengophethiloli. Izishisi zegesi zihlelwe kanye nokuphakama kodonga lwesithando somlilo. Insimbi yensimbi iyafudunyezwa ohlangothini oluphambene negesi yomlilo eletha isimo esibuthakathaka se-oxidizing. Ingxenye yokufudumeza (isithando somlilo esivele sishisa) inesakhiwo esimise okwehhashi, futhi ingaphezulu layo nendawo ephakeme yokushisa lapho kuhlelwa khona imibhobho yokushisa inamazinga okushisa aphezulu kanye nejubane eliphezulu lokugeleza komoya, ngakho udonga lwesithando somlilo lusebenzisa izinto zokukhanyisa ezingasindi, ezifana njengezitini ezikhanyayo ze-aluminium eziphakeme ze-CCEFIRE, izitini zokufudumeza ezishisayo, namabhodi e-calcium silicate. Isigaba sokushisa (isithando somlilo esishisayo) indawo ephansi yokushisa (indawo yokungena yensimbi) inezinga lokushisa eliphansi nesivinini sokugeleza komoya ophansi, ngakho-ke amamojula we-ceramic fiber modules avame ukusetshenziswa njengezinto zokufaka udonga.
Ubukhulu bokubhoda odongeni bengxenye ngayinye bumi kanje:
A. Ingaphezulu lesigaba sokushisa (isithando somlilo oshisa ngaphambili).
Kukhethwa izitini ze-CCEFIRE high-aluminium lightweight refractory njengezitini zophahla lomlilo.
B. Isigaba sokushisa (isithando somlilo esishisayo) indawo yokushisa okuphezulu (indawo yokushaya)
Ulwelwesi lwendawo yokushisa ephezulu luhlala luqukethe lezi zingqimba zezinto ezilandelayo:
Izitini ze-CCEFIRE High Aluminium Lightweight (indawo eshisayo yolwelwesi lodonga)
Izitini zokufaka ze-CCEFIRE
Amabhodi e-CCEWOOL calcium silicate (indawo ebandayo yolwelwesi lodonga)
Indawo ephansi yokushisa isebenzisa amamojula e-CCEWOOL ceramic fiber (ubukhulu bevolumu engu-200Kg / m3) equkethe i-zirconium yokufaka ulwelwesi.
(2) Esigabeni sokungena (isithando somlilo), ithubhu elikhazimulayo legesi lisetshenziswa njengomthombo wokushisa wesithando somlilo. Amashubhu akhazimula igesi ahlelwe kanye nokuphakama kwesithando somlilo. Umugqa uyagijima futhi ushiswe phakathi kwemigqa emibili yamashubhu akhazimulayo kagesi. Isithando somlilo sikhombisa ukunciphisa igesi yomlilo. Ngasikhathi sinye, ukusebenza kwengcindezi okuhle kuhlala kugcinwa. Ngoba ukumelana nokushisa nokufakwa okushisayo kwe-CCEWOOL fibre ceramic kuncishiswe kakhulu ngaphansi kwengcindezi enhle nokunciphisa izimo zomoya, kuyadingeka ukuqinisekisa ukumelana okuhle komlilo kanye nemiphumela yokushisa ukushisa komugqa wesithando somlilo futhi unciphise isisindo somlilo. Futhi, ulwelwesi lwesithando somlilo kufanele lulawulwe ngokuqinile ukugwema ukwehla kwe-slag ukuze kuqinisekiswe ukuthi ubuso bepuleti langempela elibushelelezi bushelelezi futhi lihlanzekile. Uma kubhekwa ukushisa okuphezulu kwesigaba sokunciphisa akudluli ku-950 ℃, izindonga zesithando somlilo (isigaba sokunciphisa) somlilo sakha ukwakheka okungaphezulu kwesikhashana kwezingubo zokulala ze-CCEWOOL noma ukotini oboshwe phakathi kwezingqimba ezimbili zensimbi emelana nokushisa, okusho ukuthi ingubo ye-fiber ye-ceramic fiber blanket noma ungqimba wekotini igandayiwe phakathi kwamapuleti amabili ensimbi. I-ceramic fiber interlayer yakhiwe ngemikhiqizo elandelayo ye-ceramic fiber.
Ingqimba yensimbi engamelana nokushisa ebusweni obushisayo isebenzisa izingubo zokulala ze-CCEWOOL zirconium fiber.
Isendlalelo esiphakathi sisebenzisa i-CCEWOOL high-purity ceramic fiber blanket.
Isendlalelo esiseduze kwepuleti lensimbi ebandayo sisebenzisa i-CCEWOOL ukotini ojwayelekile we-ceramic fiber.
Ingaphezulu nezindonga zesigaba sokungena (isithando sokunciphisa) samukela isakhiwo esifanayo naleso esingenhla. Isithando somlilo sigcina igesi lesithando esincishisayo eliqukethe ama-75% H2 nama-25% N2 ukubona ukufakwa kabusha kokufakwa kwensimbi yensimbi kanye nokwehliswa kwe-iron oxide ebusweni bensimbi yomugqa.
(3) Isigaba sokupholisa: Amashubhu akhazimulayo apholisiwe emoyeni apholisa umucu kusuka ekushiseni kwesithando somlilo (700-800 ° C) sengxenye yokucwilisa (isithando sokuncipha) kushisa lokushisa le-zinc pot (460-520 ° C), kanye isigaba sokupholisa sigcina igesi lesithando esinciphisayo.
Ulwelwesi lwesigaba sokupholisa lusebenzisa ukwakheka okuhlanganisiwe kwezingubo zokulala ze-CCEWOOL zokuhlanzeka okuphezulu kwe-ceramic fiber.
(4) Izingxenye ezixhuma isigaba sokushisa (isithando somlilo oshisa ngaphambili), isigaba sokungena (isithando somlilo), nesigaba sokupholisa, njll.
Lokhu okungenhla kukhombisa ukuthi inqubo yokuncishiswa kwensimbi egoqiwe ebandayo ngaphambi kokufaka idiphu eshisayo idinga ukwenziwa ngezinqubo, njengokushisa-ukumanzisa-ukupholisa, futhi inqubo ngayinye yenziwa ngesakhiwo esihlukile namakamelo esithandweni esizimele, abizwa ngokuthi yi-preheating isithando somlilo, isithando somlilo, negumbi lokupholisa ngokulandelana, futhi akha iyunithi yokuqinisa umugqa eqhubekayo (noma isithando somlilo). Ngesikhathi senqubo yokuncisha amatshe, insimbi yomugqa idlula ngokuqhubekayo emakamelweni esithandweni esizimele ashiwo ngenhla ngejubane eliphezulu elingu-240m / min. Ukuze uvimbele uketshezi lwensimbi yomugqa, izingxenye ezixhumayo ziyabona ukuxhumana phakathi kwamakamelo azimele, angagcini nje ngokuvimbela insimbi yomugqa ukuthi ingabi namachibi emalungeni amakamelo esithandweni somlilo ezimele, kepha futhi iqinisekisa ukubekwa uphawu nokugcinwa kokushisa.
Izingxenye zokuxhuma phakathi kwegumbi ngalinye elizimele zisebenzisa izinto zokwakha ze-ceramic njengezinto zokufaka ulwelwesi. Izinto ezithize kanye nezakhiwo zimi kanje:
Ulwelwesi lusebenzisa imikhiqizo ye-ceramic fiber ceramic kanye nesakhiwo esigcwele-fiber samamojula we-ceramic fiber. Okusho ukuthi, indawo eshisayo yolwelwesi yi-CCEWOOL zirconium-equkethe amamojula we-ceramic fiber + afakwe amathayili e-CCEWOOL izingubo ezijwayelekile ze-ceramic fiber (indawo ebandayo).
Isakhiwo sesakhiwo esivundlile
Ngokuya ngezidingo ezahlukahlukene zobuchwepheshe engxenyeni ngayinye yesithando esivundlile, isithando somlilo singahlukaniswa sibe izigaba ezinhlanu: isigaba sokufudumeza (isigaba se-PH), isigaba sokushisa esingenayo i-oxidizing (isigaba se-NOF), isigaba esimanzisa (i-radiant tube heat heating isigaba; isigaba se-RTF), isigaba sokupholisa esisheshayo (isigaba se-JFC), nesigaba sokuqondisa (isigaba se-TDS). Izakhiwo ezithile zokugcoba zimi kanje:
(1) Isigaba sokushisa ngaphambili:
Ingaphezulu lesithando somlilo nezindonga zesithando zamukela ulwelwesi lomhlanganiso oluhlanganiswe i-CCEWOOL ceramic fiber modules nezingubo zokulala ze-ceramic. I-low-temp lining isebenzisa ungqimba lwezingubo ze-fiber ze-CCEWOOL 1260 ezicindezelwe zaya ku-25mm, kanti indawo eshisayo isebenzisa amabhulokhi ahlanganisiwe e-CCEWOOL zirconium aqukethe ifayibha eligoqiwe. Ulwelwesi ezingxenyeni ezinesimo esiphakeme lusebenzisa ungqimba lwengubo ye-fiber ye-CCEWOOL 1260, kanti indawo eshisayo isebenzisa amamojula e-ceramic fiber.
Isithando somlilo sisebenzisa ulwelwesi oluyinhlanganisela lwezitini zobumba ezikhanyayo namamojula e-ceramic fiber; izingxenye ezinesimo esiphansi zamukela ukwakheka okuhlanganisiwe kwezitini zobumba ezikhanyayo namamojula e-ceramic fiber aqukethe i-zirconium, kuyilapho izingxenye ezinesimo esiphakeme zamukela isakhiwo esiyinhlanganisela yezitini zobumba ezikhanyayo namamojula e-ceramic fiber.
(2) Akunasigaba sokushisa se-oxidation:
Ingaphezulu lesithando sisebenzisa ukwakheka okuhlanganisiwe kwamamojula we-ceramic fiber nezingubo zokugqoka ze-ceramic, kanti ulwelwesi lwangemuva lisebenzisa izingubo zokulala ze-ceramic fiber eziyi-1260.
Izingxenye ezijwayelekile zezindonga zesithando somlilo: isakhiwo sezintambo zesithando somlilo se-CCEFIRE lightweight high-alumina bricks + CCEFIRE lightweight thermal insulation izitini (ivolumu ukuminyana 0.8kg / m3) + CCEWOOL 1260 ceramic fiber blankets + CCEWOOL calcium silicate board.
Izishisi zezindonga zesithando zamukela isakhiwo sezinhlaka zesithando somlilo sezitini ze-CCEFIRE ezingasindi kakhulu zezitini ze-alumina + CCEFIRE ezingasindi izitini zokufaka insimbi (ivolumu ukuminyana okungu-0.8kg / m3) + 1260 CCEWOOL zokulala zezingubo ze-ceramic + CCEWOOL calcium silicate board.
(3) Ukucwilisa isigaba:
Ingaphezulu lesithando somlilo lakha isakhiwo sesakhiwo sesisekelo somlilo sezingubo zokulala ze-CCEWOOL ceramic fiberboard.
Isikhathi Iposi: May-10-2021
