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PVC聚合过程控制方案的分析及应用
引用本文:李晓冬,杨克偷. PVC聚合过程控制方案的分析及应用[J]. 石油化工自动化, 2011, 47(4): 26-29
作者姓名:李晓冬  杨克偷
作者单位:1. 中国天辰学化工程公司仪表电气部,天津,300400
2. 中国天辰学化工程公司项目部,天津,300400
摘    要:
聚氯乙烯树脂(PVC)是中国应用最广泛的有机合成材料之一,具有良好的发展前景。PVC生产企业在进行技术改造、扩大生产规模的同时,对生产过程的自动化水平也提出了更高的要求。结合70 m3悬浮法PVC聚合的生产过程及工艺特点,并针对生产过程中几个重要环节的控制特点和难点做了详细的分析;在此基础上建立了这些环节相应的控制系统...

关 键 词:PVC聚合  等温水入料  釜温控制  注水控制  故障控制

Analysis And Application of PVC Polymerization Process Control Scheme
Li Xiaodong,Yang Kejian. Analysis And Application of PVC Polymerization Process Control Scheme[J]. Automation in Petro-chemical Industry, 2011, 47(4): 26-29
Authors:Li Xiaodong  Yang Kejian
Affiliation:Li Xiaodong,Yang Kejian(China Tianchen Engineering Corporation,Tianjin,300400,China)
Abstract:
Polyvinyl chloride(PVC) is one of most wide useful synthesize materials in China,and have good development future.Now PVC manufacturers are reforming the technique,extending the production scale.At the same time,they also request the higher level of the automation in the process.Combined with production process and process characteristic of 70m3 suspension method PVC polymerization,A detailed analysis responding to control character and difficulty of several important link in process is made.Responded contr...
Keywords:PVC polymerization  material feed with constant temperature water  polymerization temperature control  water injection control  fault control  
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