对国内现有丙烯腈装置急冷塔循环液喷淋器的分流流道进行了研究。
The flow manifold system of recycle sprinkler of quenching column in acrylonitrile unit was studied.
以国内某大型乙烯装置的急冷塔为例，对塔顶蒸汽出口进行了有限元分析。
By the use of taking the quench tower of domestic some large ethylene unit as an example, the finite element analysis on steam outlet pipe of tower top was conducted.
针对大型乙烯装置汽油急冷生产特点和存在的问题，开发了大型乙烯装置汽油急冷高强度三溢流塔盘关键技术。
Aimed at the production characters and problems which exist in gasoline fractionator in large-scale ethylene units, high strength three-pass tray technology is exploited.
针对北京东方石化公司东方化工厂乙烯装置急冷油塔汽油填料段堵塞的原因进行分析。
Reasons for the plugging in the packing section of primary fractionator in Dongfang chemical Works of Eastern Petrochemical Company are analyzed.
汽油分馏塔第二层塔填料堵塞，全塔气-液传热传质状况恶化，使水降至塔釜引起“暴釜”，最终导致急冷油泵气蚀不上量。
Because the packings on the second plate were blocked by polymer, water from the reflux pump condensed and entered into the bottom of the tower to cause the cavitation of the pump.
指出提高减粘塔顶温度的同时增加参与减粘的急冷油喷淋量，降低减粘塔顶温差、控制好塔釜液面是进一步优化减粘塔操作的关键。
The key to optimize the operation of viscosity reducing tower was to increase properly the quenching oil spraying quantity, and at the same time keeping.
指出提高减粘塔顶温度的同时增加参与减粘的急冷油喷淋量，降低减粘塔顶温差、控制好塔釜液面是进一步优化减粘塔操作的关键。
The key to optimize the operation of viscosity reducing tower was to increase properly the quenching oil spraying quantity, and at the same time keeping.
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