裂解炉岗位操作工
“裂解炉岗位操作工” 问题列表
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Saturday, March 16, 2024
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Saturday, March 16, 2024
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问题：裂解炉发生SS为（）段过热。A、一B、二C、三D、四...
Friday, January 13, 2023
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Monday, November 20, 2023
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Saturday, September 10, 2022
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Tuesday, April 2, 2024
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问题：简述裂解炉高负荷运行时，BFW供水量不足时的处理。...
Wednesday, July 12, 2023
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Thursday, June 8, 2023
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Sunday, September 11, 2022
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问题：在汽油回流量低于正常值时，若汽油分馏塔塔顶温度仍低于100℃，则原因可能有（）。A、汽油回流温度较低B、急冷水乳化C、侧线裂解柴油采出量过小D、侧线裂解柴油采出过大...
Thursday, September 7, 2023
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问题：裂解炉原料中硫含量低于（）时应注硫。A、20ng/molB、30ng/molC、50ng/mol...
Wednesday, October 26, 2022
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Friday, October 20, 2023
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Tuesday, March 26, 2024
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Tuesday, April 2, 2024
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Sunday, September 11, 2022
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Tuesday, September 19, 2023
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问题：汽油分馏塔塔顶温度过高时，下列调节措施中不当的是（）。A、适当加大塔顶汽油回流量B、适当提高侧线裂解柴油的采出量C、降低急冷器出口温度D、降低中段热油循环量...
Friday, October 20, 2023
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问题：运行炉的炉管轻微裂缝着小火，炉子可以继续监护运行。...
Saturday, March 16, 2024
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Saturday, March 16, 2024
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Tuesday, September 19, 2023