蒸汽计量中温压补偿的实现方法  

Implementation method of temperature compensation in steam metering

作　　者：衣志强 Yi Zhiqiang(PetroChina Yunnan Petrochemical Co.Ltd.,Kunming 650300,China)

机构地区：[1]中国石油云南石化有限公司,云南昆明650300

出　　处：《炼油与化工》2019年第2期71-72,共2页Refining And Chemical Industry

摘　　要：文中石化装置中的蒸汽流量测量为例分析了引起蒸汽计量误差多种的原因,阐述了体积式流量计在蒸汽测量时在DCS系统中实现温压补偿的方法,并介绍了横河DCS组态中温压补偿块的应用。With the steam flow metering in petrochemical plant as the example, this paper analyzed various reasons causing steam metering error, expounded method for implementing temperature compensation in DCS system in steam metering of volumetric flowmeter, and introduced application of temperature compensation module in Yokogawa DCS configuration.

关 键 词：测量误差 孔板流量计 温压补偿 补偿功能块 

分 类 号：TH814[机械工程—仪器科学与技术]