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功能用途
合成(cheng)氣(qi)(qi)被(bei)送入硫(liu)保(bao)護容器(qi)(qi)(qi)以去除殘(can)留(liu)的(de)催化(hua)(hua)劑(ji)毒物(wu),然后分成(cheng)兩(liang)部分。部分進(jin)料(liao)與循環氣(qi)(qi)混(hun)合,并通過(guo)第(di)(di)一(yi)甲(jia)烷(wan)(wan)化(hua)(hua)反(fan)應(ying)(ying)器(qi)(qi)(qi),變換(huan)和(he)甲(jia)烷(wan)(wan)化(hua)(hua)反(fan)應(ying)(ying)發生,在放熱反(fan)應(ying)(ying)中產(chan)(chan)(chan)生富甲(jia)烷(wan)(wan)的(de)產(chan)(chan)(chan)品(pin)。來(lai)自(zi)第(di)(di)一(yi)甲(jia)烷(wan)(wan)化(hua)(hua)反(fan)應(ying)(ying)器(qi)(qi)(qi)的(de)產(chan)(chan)(chan)品(pin)通過(guo)產(chan)(chan)(chan)生高壓蒸汽而被(bei)冷(leng)卻,然后與剩余的(de)進(jin)料(liao)氣(qi)(qi)相混(hun)合。氣(qi)(qi)體混(hun)合物(wu)進(jin)入第(di)(di)二甲(jia)烷(wan)(wan)化(hua)(hua)反(fan)應(ying)(ying)器(qi)(qi)(qi)。在再產(chan)(chan)(chan)生高壓蒸汽而冷(leng)卻后,來(lai)自(zi)反(fan)應(ying)(ying)器(qi)(qi)(qi)的(de)產(chan)(chan)(chan)品(pin)物(wu)流(liu)被(bei)分流(liu),一(yi)部分提供(gong)循環氣(qi)(qi)體進(jin)入第(di)(di)一(yi)甲(jia)烷(wan)(wan)化(hua)(hua)反(fan)應(ying)(ying)器(qi)(qi)(qi),其余部分通過(guo)調節甲(jia)烷(wan)(wan)化(hua)(hua)段和(he)。