| 聚丙烯装置挤压机组造粒不规则成因分析及对策 |
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| 引用本文： | 陈凑喜,康蕾,耿帅,柯紫健.聚丙烯装置挤压机组造粒不规则成因分析及对策[J].石化技术,2013(3):21-24. |
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| 作者姓名： | 陈凑喜 康蕾 耿帅 柯紫健 |
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| 作者单位： | 神华宁夏煤业集团煤炭化学工业分公司烯烃公司;宁夏工业职业学院化学工程系 |
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| 摘 要： | 针对500kt／a聚丙烯（PP）装置挤压机组生产过程中多次出现不规则颗粒的问题，对影响PP产品颗粒外观的因素，如模板、切刀、进刀风压、进料量、切粒水温度等进行了科学分析，并提出了相应的整改措施，从而降低了不规则颗粒发生的频次。
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| 关 键 词： | 聚丙烯 挤压机组 模板 切刀 进刀风压 |
Analysis and Solution for Irregular Pellets from Extruders of Polypropylene Plant |
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| Chen Couxi;Kang Lei;Geng Shuai;Ke Zijian.Analysis and Solution for Irregular Pellets from Extruders of Polypropylene Plant[J].Petrochemical Industry Technology,2013(3):21-24. |
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| Authors: | Chen Couxi;Kang Lei;Geng Shuai;Ke Zijian |
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| Affiliation: | Chen Couxi;Kang Lei;Geng Shuai;Ke Zijian;Olefins Branch of Shenhua Ningxia Coal Industry Group Coal Chemical Industry Company;Department of Chemical Engineering,Ningxia Vocational College of Industry; |
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| Abstract: | Based on the problem of high occurring frequency of irregular pellets made from extruders m polypropylene （PP） plant with capacity of 500 kt/a, factors that affect appearance of the PP pellets, such as template, cutter, feeding pressure of air, input quantity, and pelleted water temperature were analyzed scientifically, the corresponding solutions presented and resulted in occurring frequency of the irregular pellets reduced. |
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| Keywords: | polypropylene extruders template cutter feeding pressure of air |
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