冶金煤氣制備碳化鐵的基礎(chǔ)研究

1、中圖分類號(hào)：TF5331學(xué)科分類號(hào)：』5035論文編號(hào)：HBLG0jL—005密級(jí)：坌玨河北理工大學(xué)碩士學(xué)位論文冶金煤氣制各碳化鐵的基礎(chǔ)研究作者姓名：奎全速專業(yè)名稱：塑筮冶金學(xué)習(xí)單位；邐jE堡王太堂學(xué)習(xí)時(shí)間：避申請(qǐng)學(xué)位類別：王堂亟研究方向：簽迭堡途皇王莖提交El期：莖Q壁2生壘至目曼目導(dǎo)師姓名：圣廛塾蕉單位：塑蘭墾堡王盤堂盜壘魚絲逐堂瞳論文評(píng)閱人：塑塞生塾蕉單位：塑i墾堡墨盤堂盜金魚絲婆堂墮堂冬掛高蘭單位：麈蟲塑叢塵旦論文答辯日期：20

2、07年04月01日答辯委員會(huì)主席：胡賓生教授基金項(xiàng)目：河北省科學(xué)技術(shù)研究與發(fā)展計(jì)劃項(xiàng)目(05212204D)關(guān)鍵詞：混合煤氣；滲碳；碳化鐵唐山河北理工大學(xué)2007年04月河北理工大學(xué)碩士學(xué)位論文AbstractWiththerequirementofmarkettosteelqualitybecomingincreasinglyrigour，itwasthedirectionthatmetallurgyoperatorshavestru

3、ggledtoseekakindofhighgradesteel—makingmaterialforreplacingscrapsteelanddirectreductionimnInallkindsofscrapsteelsurrogates，ironcarbidewaspraisedinmetallgurgicalrealmfortitmasonofhighqualityandlowpriceInforeigncountry，iro

4、ncarbidewasmadebyusingnaturalgasasgassourccButusingnaturalgastomakcironcarbidewasuneconomicalbecauseoflackingnaturalgasinourcountryInourcountry，metallgurgicalgaswagthecheapredudnggassourcethatcontainedamassofCO、CH4、H21fm

5、etallurgicalgaswasmadetoproduceironcarbideineffectitnotonlycconomizedlargeamountofenergy80agccsbutalsoreducethepressureofmetallgurgicalgastoenvironmentTheformationofironcarbidewasderidedintotwosteps：fnstdeoxidizationofir

6、onoxide；second，cementiteofmetalironBasedonuppcrthoughts，orepowderwasreducedbydcoxidizationgasH2、COandironcarbidewasmadebycrackingandcementitegasCO、CH4BasedonFcCH—Osyst哪energeticcalculationandanalysis，experimentswcmdone址t

7、hetempemtorefrom550“Cto70012infixedbedtomakeironcarbidebyusinganalogueBFgas，convertergas、coalovengasandgasmixtureofthreeuppergasesteduceironoreThesamplewascheckedbyMossbanerThefesibilitythatironcarbidewasmadebymetallurgi

8、calgaswasstudiedTheconclusionswereasfollows：1Therewasonly30％ironcarbidecontentforthereasouthatthelowcontentofCOcouldnotsatisfytherequirementofreducingbreezeInthepwcessofmakingironcarbidebysimulationBFgas2Intheprocessofma

9、kingironcarbidebysimulationBFgas，ironcarbideamountedtotheperfectcontent，75％，whentheratioofCO／C02inconvertergaswasaccordingwiththetheoreticaldata3Thehi【ghcontentofH2couldsatisfytherequirementofreducingbreezebutcouldnotsat