填空題系統(tǒng)吹掃工藝管道一般用()吹掃,蒸汽管網(wǎng)用蒸汽吹掃,水系統(tǒng)用水清洗。

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3.單項(xiàng)選擇題下列不屬于鐵鉬觸媒對(duì)有機(jī)硫及烯烴的轉(zhuǎn)化反應(yīng)的是()

A.RSR`+2H2===RH+R`H+H2S
B.CS2+4H2===CH4+2H2S
C.C4H4S+4H2===C4H10+H2
D.CO+H2O===CO2+H2

4.單項(xiàng)選擇題氧化鐵對(duì)硫化氫的吸收反應(yīng)為()

A.Fe3O4+H2+H2S===3FeS+4H2O
B.Fe3O4+H2+3H2S===3FeS+4H2O
C.Fe3O4+H2+3H2S===FeS+4H2O
D.Fe3O4+2H2+3H2S===3FeS+4H2O

5.單項(xiàng)選擇題氧化鋅對(duì)硫化氫的吸收反應(yīng)為()

A.H2S+ZnO===ZnS+H2O
B.H2S+2ZnO===2ZnS+H2O
C.2H2S+ZnO===ZnS+H2O
D.H2S+ZnO===ZnS+2H2O

6.單項(xiàng)選擇題入工段焦?fàn)t氣O2含量()

A.≤0.3%
B.≤0.5%
C.≤0.6%
D.≤0.05%

7.單項(xiàng)選擇題不屬于甲烷蒸汽轉(zhuǎn)化反應(yīng)的為()

A.CH4+H2O=CO+3H2–Q
B.CH4+2CO2=3CO+H2+H2O–Q
C.CnHm+nH2O=nCO+(m/2+n)H2–Q
D.COS+H2=H2S+CO+Q

8.單項(xiàng)選擇題氣液分離器液位()

A.1/3—1/5
B.1/3—2/3
C.1/3—1/2
D.2/5—1/2

9.單項(xiàng)選擇題廢熱鍋爐爐水總固范圍()

A.≤2000mg/L
B.≤3000mg/L
C.≤300mg/L
D.≥3000mg/L

10.單項(xiàng)選擇題廢熱鍋爐爐水總堿()

A.<10mg/L
B.<20mg/L
C.<15mg/L
D.<30mg/L