【正文】 ........................................7 催化劑制備 ....................................................................................................................................7 催化劑性能比較 ............................................................................................................................7 催化劑成分元素分析 .............................................................................................................7 乙烯淤漿聚合結(jié)果的比較 .....................................................................................................7 聚合時(shí)間對(duì)催化劑活性的影響 .............................................................................................8 BCEI 和參考催化劑氫調(diào)敏感性的比較 .............................................................................8 氫氣分壓對(duì)聚合物粒徑分布的影響 .....................................................................................9 性能分析 ......................................................................................................................................10第 4 章 物料衡算 ...................................................................................................................................11 基礎(chǔ)數(shù)據(jù) ......................................................................................................................................11 乙烯規(guī)格 ...............................................................................................................................11 催化劑進(jìn)料對(duì)產(chǎn)品 MFR 的影響 ........................................................................................11 各種牌號(hào)的聚乙烯 H2 濃度 .................................................................................................11 聚合參數(shù) ...............................................................................................................................12 物料衡算 ......................................................................................................................................13 聚合反應(yīng)機(jī)理 .......................................................................................................................13 反應(yīng)釜物料衡算 ...................................................................................................................14 閃蒸釜物料衡算 ...................................................................................................................17第 5 章 能量衡算 ...................................................................................................................................19 能量衡算總述 ..............................................................................................................................19 基礎(chǔ)數(shù)據(jù) ......................................................................................................................................20 各設(shè)備能量衡算 ..........................................................................................................................20 加料段熱量衡算 ...................................................................................................................20 進(jìn)行反應(yīng)段能量衡算 ...........................................................................................................21第 6 章 反應(yīng)器選型與設(shè)計(jì)計(jì)算 ...........................................................................................................23 設(shè)計(jì)基本方法 ..............................................................................................................................23 反應(yīng)器選型 ..................................................................................................................................23 反應(yīng)器生產(chǎn)能力、數(shù)量和容積的確定 ......................................................................................23 反應(yīng)器容積的確定 ...............................................................................................................23 生產(chǎn)能力的計(jì)算 ...................................................................................................................23 主要尺寸的計(jì)算 ...................................................................................................................24 所用到的焊接方法 ...............................................................................................................26第 7 章 其他設(shè)計(jì) ...................................................................................................................................33 工廠布置設(shè)計(jì) ..............................................................................................................................33 設(shè)備布置設(shè)計(jì) ..............................................................................................................................33第 8 章 回收與利用 ...............................................................................................................................34 膜分離系統(tǒng) ..................................................................................................................................34 工作原理 ......................................................................................................................................34 聚乙烯尾氣組成 ..........................................................................................................................34總 結(jié) .......................................................................................................................................................36參考文獻(xiàn) ...................................................................................................................................................37致 謝 .......................................................................................................................................................38附 錄 .......................................................................................................................................................39畢業(yè)設(shè)計(jì)1第 1 章 引言 概述聚乙烯(PE) 是合成樹(shù)脂中產(chǎn)量最大的品種，由于生產(chǎn)工藝條件不同，可分為高密度聚乙烯(HDPE，低壓聚乙烯)、低密度聚乙烯(LDPE，高壓聚乙烯)和線性低密度聚乙烯(LLDPE)等。但是供應(yīng)過(guò)剩的根源還在于需求的銳減。淤漿法根據(jù)反應(yīng)器不