【摘要】 尿素装置的现场仪表选型和安装具有复杂多样性,结合尿素装置的工艺流程、介质特性,提出了仪表选型及安装设计方案。详细介绍了尿素生产过程中典型的分析、流量、液位、压力、温度、控制阀等仪表的适用范围及安装注意事项。更多还原

【Abstract】 Type selection and installation of field instrument in urea plant has the characters of complexity and diversity.The instrument type selection and installation design schemes are proposed according to the process flow and media characteristics of the urea unit.Typical analysis,flow,liquid level,pressure,temperature,the scope of application and notes of installation for control valve etc.during urea production are described in detail.更多还原