本次设计的主要工作包括：确定合成氨工段循环离心压缩机的结构形式、主体结构尺寸，并确定主要零、部件的结构尺寸及其选型。
The design of the main tasks are: identification ammonia Section cycle centrifugal compressor structure, the main structure size, and identify key zero, parts of the structure and size selection.
该厂在小合成氨合成工段的技改中，采用1000单管折流式新型内件。
In revamping of the Ammonia Synthesis Section, newly developed 1000 tube-baffle internal component was applied.
根据某化肥厂合成氨系统中的低温甲醇洗工段的工艺，建立了(火用)分析模型。
A model of exergy analysis was established for rectisol section in the ammonia syn - thesis system of a chemical fertilizer plant.
通过对合成氨变换工段循环热水系统以饱和塔出口半水煤气温度最大为目标函数进行优化计算，证明本文方法是成功的。
The new method has been successfully applied to the optimization of the flowrate of circulating water for the CO shift section in ammonia synthesis.
通过对合成氨变换工段循环热水系统以饱和塔出口半水煤气温度最大为目标函数进行优化计算，证明本文方法是成功的。
The new method has been successfully applied to the optimization of the flowrate of circulating water for the CO shift section in ammonia synthesis.
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