單項(xiàng)選擇題乙二醇合成對(duì)甲醇洗滌塔(C-2201)出口的凈化氣指標(biāo)有嚴(yán)格要求,下面三組氣體成分中指標(biāo)合格是()

A.CO2<10ppm,H2S+COS<0.2ppm,CH3OH<30ppm
B.CO2<15ppm,H2S+COS<0.5ppm,CH3OH<25ppm
C.CO2<10ppm,H2S+COS<0.1ppm,CH3OH<25ppm


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1.單項(xiàng)選擇題下面三組數(shù)據(jù)分別是氣化(C-1701)粗合成氣、一級(jí)變換爐(R-2101)、二級(jí)變換爐(R-2102)出口工藝氣的主要成分,二級(jí)變換爐出口工藝氣體的組要成分是()

A.H2 17.13%,CO  69.21%  CO2 11.51%  H2S 1.42%  CH4 0.002%
B.H2 41.55%,CO  22.00%  CO2 35.3%   H2S 0.82%  CH4 ≤1300ppm
C.H2 33.89%,CO  38.89%  CO2 26.81%  H2S 0.82%  CH4 ≤1300ppm

3.單項(xiàng)選擇題鍋爐爐水對(duì)pH值的要求是()

A.6.0-6.8
B.8.8-9.3
C.9-10
D.10-11