二甲苯结晶分离技术

CB&I’s Technology operating group CB&I技术部门
– Licensed More than 75 projects proprietary processes licensed 超过75种专有技术 two since 2010 从 2010年至今转让了两套装置 World’s largest aromatics complex to Reliance Industries Ltd., India – • Design, engineering and project execution strengths 设计、工程和 印度信实公司的全球最大的芳烃联合装置 项目执行的优势 World scale paraxylene plant toresources GS Caltex, Korea – • Technology improvement skills and 技术改进技能与资源 韩国GS Caltex的世界规模的PX工厂
Minimizing Aromatics Complex Energy Consumption via the BP pX Crystallization Technology 芳烃装置能耗最小化的BP对二甲苯结晶分离技术
CLG China Symposium
August 21-23， 2014 Qingdao, China 中国 青岛
Crystallization Technology 结晶技术
Hydrogen 氢气
Paraxylene Product 对二甲苯产品
Heavy Aromatics 重芳烃
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High Purity Paraxylene Based Aromatics Complex
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Mixed Xylenes Based Aromatics Complex
基于混二甲苯的芳烃联合装置
C6-
Aromatics Extraction 芳烃抽提
Benzene Product 苯产品
Toluene Rich Stream 富甲苯物流
Light Aromatics 轻芳烃
Mixed Xylenes (mX) 混二甲苯
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Outline

BP-CB&I Technology Alliance BP-CB&I 技术联盟 Paraxylene Market 对二甲苯市场 Paraxylene Production Routes 对二甲苯生产路线 Paraxylene Technology Overview 对二甲苯技术概览 Energy Comparison Between Crystallization and Selective Adsorption (SA) 结晶工艺与选择性吸附工 艺的能耗对比 Summary 总结
Transalkylation 烷基转移
Reformer Xylenes or Bio based pX or MTA feed 重整二甲苯或生物基pX或 甲醇制芳烃反应产物
Xylenes+ 二甲苯
Paraxylene Product 对二甲苯产品
H2
C10+
A World of Solutions
Bio-based paraxylene (Bio) 生物基对二甲苯
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Aromatics Complex 芳烃联合装置
Raffinate抽余液 Benzene Product苯产品
Light Reformate 轻重整油
Aromatics Extraction 芳烃抽提
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BP and CB&I BP与CB&I BP
– – – – – – – – One of the world’s largest producers of paraxylene 全球最大的pX生产商之一 More than 7% of world production of paraxylene 超过全球pX产量的7% Three million MTA capacity at three different sites 在三个不同地点总产能超过300万吨/年 Six operating units utilizing paraxylene technology 六套正在运行的装置都采用了pX结晶技术
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Outline

BP-CB&I Technology Alliance BP-CB&I 技术联盟 Paraxylene Market 对二甲苯市场 Paraxylene Production Routes 对二甲苯生产路线 Paraxylene Technology Overview 对二甲苯技术概览 Energy Comparison Between Crystallization and Selective Adsorption (SA) 结晶工艺与选择性吸附工 艺的能耗对比 Summary 总结
Heavy Aromatics 重芳烃
Double reslurry technology developed by BP and licensed by CB&I can process all feedstocks while providing highest energy efficiency 由BP开发、CB&I授权转让的两段重浆化技术可以处 理各种进料同时提供最高的能效
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022
Source: PCI Xylenes & Polyesters
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Outline

BP-CB&I Technology Alliance BP-CB&I 技术联盟 Paraxylene Market 对二甲苯市场 Paraxylene Production Routes 对二甲苯生产路线 Paraxylene Technology Overview 对二甲苯技术概览 Energy Comparison Between Crystallization and Selective Adsorption (SA) 结晶工艺与选择性吸附工 艺的能耗对比 Summary 总结
Light Aromatics 轻芳烃 H2 Toluene+ Recycle 甲苯（C7+)循环
Light Aromatics 轻芳烃
Mixed Xylenes ቤተ መጻሕፍቲ ባይዱ二甲苯
Heavy Reformate 重重整油
Crystallization Technology 结晶技术
Heavy Aromatics 重芳烃
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Outline

BP-CB&I Technology Alliance BP-CB&I 技术联盟 Paraxylene Market 对二甲苯市场 Paraxylene Production Routes 对二甲苯生产路线 Paraxylene Technology Overview 对二甲苯技术概览 Energy Comparison Between Crystallization and Selective Adsorption (SA) 结晶工艺与选择性吸附工 艺的能耗对比 Summary 总结
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Polyester Demand is Growing聚酯需求不断增长
120,000
Polyester Balance
86% 84%
100,000
Polyester Demand, '000 Tonnes
82% 80,000 80% 78% 60,000 76% 40,000 74% 72% 20,000 70% 0 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 Filament Staple PET Film World Production Utilization Rate 68%
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Source: PCI Xylenes & Polyesters
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Utilization, %
High pX Asset Utilization Expected 预计pX开工率保持较高水平
90.0 88.0
pX PTA Polymer
86.0
Percent Utilization 84.0 82.0 80.0 78.0 76.0 74.0 72.0 70.0
基于高纯度pX的芳烃联合装置
Paraxylene rich xylenes from STDP or Toluene Methylation (TM) 从选择性甲苯歧化或甲苯甲 基化来的富含pX的二甲苯
Crystallization Technology 结晶技术
Paraxylene Product 对二甲苯产品
A World of Solutions
Outline

BP-CB&I Technology Alliance BP-CB&I 技术联盟 Paraxylene Market 对二甲苯市场 Paraxylene Production Routes 对二甲苯生产路线 Paraxylene Technology Overview 对二甲苯技术概览 Energy Comparison Between Crystallization and Selective Adsorption (SA) 结晶工艺与选择性吸附工 艺的能耗对比 Summary 总结
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Paraxylene Market对二甲苯市场
Demand for paraxylene and PTA driven by polyester fibers由聚酯纤维驱 动的对pX和PTA的需求 Paraxylene supplies relatively tight giving high utilization rates 对二甲苯 供应相对紧张，装置保持高开工率 – Naphtha vs. gasoline 石脑油与汽油 – Unplanned outages / Learning curve 非计划停车/学习过程 – Asset reliability issues 装置可靠性问题 China paraxylene imbalance is key driver 中国pX失衡是主要驱动力
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Paraxylene Production Routes对二甲苯生产路线
Higher utilization rates of assets and robust polyester demand has led to the development of new routes for paraxylene production 较高的装置开工率和强劲的聚酯需求促使对pX新生产路线的开发 Traditional Routes 传统路线 Continuous or semi-regenerative reformer (Reformer) 连续或半再生重整 Mixed xylenes from refinery and ethylene cracker aromatics (mX) 炼厂来的混二甲苯和乙烯装置来的 芳烃 Toluene disproportionation (TDP or STDP) 甲苯歧化 New Routes 新路线 Toluene methylation (TM) 甲苯甲基化 Methanol to aromatics (MTA) 甲醇制芳烃