Due to inadequacy in process design and equipment fabrication, the chemical fertilizer plant does not run stably, and the output, consumption and waste discharge do not reach the design figures.

由于工艺设计和设备制造等方面存在不足，化肥装置运行不稳定，产量、消耗及三废排放等各项指标均达不到设计要求。

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The paper discusses the process design method of vacuum system in chemical plant and the selection method of the key equipment - vacuum pump in the vacuum system.

论述了化工生产中真空系统的工艺设计方法及真空系统中关键设备真空泵的选择方法。

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This paper provides a general design process for applying viscous liquid damper in structural vibration control by design and research of a chemical plant building in Sichuan.

采用粘滞流体阻尼器对振动较大的四川某化工厂房进行了结构减振设计，时程分析证明了流体阻尼器的良好减振效果。

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