Ganacsiga, Warshadaha
Sintering wax taaj oo kale dhabar jab mashiinka iyo dhar goysyada ballaarinta
Mashiinka Sintering leh hawada Suurka iyada oo lakabka Dufcaddii (Jaantuska 3.6.) Ma la dhisay iyo shaqeeyaan sida soo socota. In camera la taageere lacag lakabka sariirtaada ah hawada lagu qasbay. All laanta shaqada ee mashiinka sintering ku qalabeysan yahay hoy u ah ururinta gaasas dubo iyo abuurista xaaladaha wanaagsan nadaafadda ee ka shaqeeya dukaanka. bannaan ee hoos hoy u keeneysa la qaybiyay laba qaybood: gaas oo hodan ah (zone gubashadii daran), iyo masaakiinta (xaggiisa) gaaska. In meesha dharkiisa ballaarinta qolalka dharbaaxo dhar zone gaaska hodan 9 yaala oo hawada waxaa bixisey cadaadis ka taageere gaar ah 3-4 KPA, in gaaska caatada ah - 6 qolalka buunankay taageere gaar ah. Gaasas ka hoy u nuugo si gooni gooni ah laba taageerayaasha siinta hoy hoos vacuum ah oo ku saabsan 20 KPA. gaasas Rich ka 5-7% baaruud dioxide la faray in ay wax soo saarka ee sulfuric acid. In shido, kuwaas oo 55-60% of baaruud ku jira amarka. gaasas Poor ka 2-2.5% baaruud dioxide ama dib inay afuufaan galay qolalka 9 (howlgalka la recirculation) ee ugu horeeya ama ka dib markii qaboojinta si 450-500 ° C ilaa 80 ° C waxaa loo diraa ciidda ururinta filtarrada bac iyo saaray hawada. Waxaan la afuufo agglomachines Guntin kala duwan u guban amarka. Mashiinka sintering dabayl la siiyaa saddex ayaxaasi feed, waayo, lakabka sariirta iyo muhimka ah ee lacag qarxa. height of lakabka sariirta waa 15-20 mm, 20-25 mm lakabka hawadda iyo lakabka salka of 200-250 mm ah. sariirta waxaa loo diyaariyaa ka wareegaya size walxaha agglomerate of 8-15 mm. lakabka gubta waa jajab u yar kaas oo la soocay in guuxeen ka hor inta loading lacag si strand sinter ah. compensators geeska iyo unugyada gubta la gaaska ama saliid gubidda ku yaalla lakabka mara iyo muhimka ah ee lacag qarxa. lakabka shiday dhaqaaqin oo ay la socdaan xirmado, taasoo ka dhigeysa lakabka ah ee amarka ugu weyn. Under buurta waa qolkii vacuum oo keliya, kuna waari dhexdeeda vacuum waa 1-1.5 KPA. agglomachines wax soo saarka gaar ah afuufaan wax taaj oo kale waa 13-18 t / (m2sut). Poor by sinter gaaska baaruud dioxide marka laga reebo isticmaalaya sida ku wareegaya wareeggeedii recirculating la hoos laga yaabaa in dib saarista ciidda processing oo kala duwan, tus, habka sitraydh, sida hirgeliyo rakibo of a dhirta US hogaanka. Gaas (Jaantuska 3.8.) Ma ku quudin jiray in ay column nuugista la biiyaha ah iyo dhaqdhaqaaqa countercurrently xal of qaarna. oolnimada ee nuugista dioxide baaruud ah qaarna waa 96-99%. Xalka ka dib markii nuugo waxaa lagu daaweeyaa tayadda hydrogen in baaruud aasaaska. Saxarka ka dib kala baaruud la gareeyeen qol gaar ah la shito ayaa lagu darayaa sabeynta baaruud galay. baaruud ayaa ka soo kabsaday dhalaalay iyo ku shubtay galay miisaanka loo shubay of 45 kg ah. xal cusboonaadeen of qaarna ka cell sabeynta ee la soo laabtay column nuugo. Awoodda gaaska waa 2.8-4.2 m3 / min mastadh gaaska - 816 kg / day.
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