Under the consume of energy is not added, the output is increased and production cost of synthetic ammonia is reduced by advanced process equipment and control scheme.
在不增加能源消耗的情况下，采用先进的工艺设备和控制方案来提高合成氨产量，降低了生产成本。
In the process of producing ammonia, we use cascade control method to make the catalyst hotspots temperature stable, so as to increase the quality of production.
在氨肥厂生产氨的过程中，引用串级控制方式来对合成塔触媒层的热点温度进行稳定控制，以提高生产质量。
The accuracy can be optimized by strengthening quality control of critical factors in the process of test of ammonia density in indoor air with indophenol blue photometric method.
通过对室内空气中氨的靛酚蓝分光光度法检测的整个相关过程的影响因素进行质量控制，从而提高室内空气中氨浓度检测的准确性。
This article presents the automatic targets of the production process control of synthetic ammonia and the design conception of the control system, along with its function design.
本文介绍合成氨生产过程控制自动化目标和控制系统的设计方案及其功能设计。
This study could supply basis for the process control of new ammonia removal technology by using molecular diagnosis.
本研究为分子诊断用于调控新型脱氨氮工艺提供了技术基础。
The on-line operating optimization and control systems used in a synthetic ammonia process are presented in this paper.
介绍大型合成氨厂在线实时操作优化控制系统。
The retrofit is given of the prilling basket, second stage evaporation separator and control valve for pressure in the hydrolysis system in a urea unit based on the ammonia stripping process.
介绍氨气提法尿素装置的造粒喷头、二段蒸发水离器及分解系统压力控制阀的改造情况。
The retrofit is given of the prilling basket, second stage evaporation separator and control valve for pressure in the hydrolysis system in a urea unit based on the ammonia stripping process.
介绍氨气提法尿素装置的造粒喷头、二段蒸发水离器及分解系统压力控制阀的改造情况。
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