1) fractionating equipment
分馏装置
1.
However,for nonlinear dynamic systems,such as the fractionating equipment of refinery,the standard back-propagation(BP) neural network——which is the most often studied and used,can not perform very well when used to model these systems,especially when they are not in steady states.
提出反映炼油厂分馏装置动态特性的前馈神经网络模型 ,根据工厂的生产实际及数据特点建立了一种基于时间序列的、适合油品质量指标监测的动态系统前馈神经网络 (DBPNN)结构 。
2) gas fractionation unit
气体分馏装置
1.
Four improvement measures have been taken for gas fractionation unit in Songyuan Petrochemi- cal Co.
松原石油化工股份有限公司气体分馏装置采取了四项技术改进:(1)用催化裂化主分馏塔顶循环汽油代替蒸汽作为脱乙烷塔底热源;(2)在脱丙烷塔到粗丙烯塔之间加两条跨线;(3)将脱乙烷塔顶干气由排入高压瓦斯管网改入民用液化石油气系统;(4)开工时取消氮气吹扫环节,改由蒸汽吹扫后直接用液化石油气置换空气,不再用高压瓦斯置换。
2.
II gas fractionation unit in the Refinery of PetroChina Daqing Petrochemical Co.
中国石油天然气股份有限公司大庆石化分公司炼油厂Ⅱ套气体分馏装置原采用集散控制系统控制,为进一步提高丙烯收率,实施了先进系统应用项目。
3.
In this paper,the process simulation software of ASPEN PLUS has been used to simulate the distillation process of the propylene tower in the gas fractionation unit.
采用ASPENPLUS流程模拟软件对气体分馏装置中丙烯塔的精馏过程进行计算机模拟。
3) gas fractionator
气体分馏装置
1.
The integration optimization of FCCU condensing system and gas fractionator is discussed.
介绍了催化裂化装置吸收稳定系统和气体分馏装置的联合优化,给出了优化的目标函数、优化变量和约束条件。
2.
On the basis of energy and exergy analysis of gas fractionator, improvement direc-tions were pointed out.
在对气体分馏装置进行能量及州分析的基础上，指出了气体分馏装置的潜力和改进方向；运用三环节方法结合工艺操作分析，对能量综合优化进行定量的研究。
4) light-ends unit
气体分馏装置
1.
Bottleneck of the light-ends unit in Refinery of Yangzi Petrochemical Company Limited under the condition of high load has been found out through the calculation with Aspen plus simulation software.
通过Aspen plus模拟软件计算,找出扬子石油化工股份有限公司炼油厂气体分馏装置在高负荷下的瓶颈问题。
2.
In revamping of the light-ends unit in the Urumqi General Petrochemical Works, adopting the PRO/Ⅱ simulation software to optimize the equipment, processing capacity of the unit was enhanced, product quality was improved and yield was increased, while the revamping cost of the unit was reduced.
乌鲁木齐石油化工总厂炼油厂在气体分馏装置改造中应用ＰＲＯ／Ⅱ模拟软件，通过对设备的优化，提高了装置的处理量，改善了产品质量，提高了产率，并节约装置的改造费用。
5) light ends plant
气体分馏装置
1.
The separation and enrichment of various sulfides at column bottoms of the second light ends plant in Anqing Company have been analyzed in detail.
详细分析了安庆分公司Ⅱ套气体分馏装置精制液化石油气中各类硫化物在各塔顶底的分离与富集 ,指出羰基硫的存在是导致丙烯总硫浓度超标的主要原因 ,并提出了通过在醇胺法脱硫的溶剂MDEA中加入少量的DIPA或将含羰基硫的加氢尾气并入催化裂化和延迟焦化装置的气体分馏装置等措施。
2.
The capacity of the light ends plant in Jinxi Petrochemical Company was enlarged from 150kt/a to 200kt/a after replaced the original F-1 float valve column trays by new type high-efficient Super-V1 float valve trays.
介绍中国石油锦西石化分公司气体分馏装置应用新型高效Super-V1型浮阀塔板代替原F-1浮阀塔板,加工能力由150kt/a扩能改造到200kt/a的情况。
3.
Based on the three link energy model of process system energy optimization, an energy optimization scheme for catalytic cracker integrated with light ends plant was proposed for reducing the 1.
0MPa蒸汽消耗 ;对气体分馏装置进行分离精度、产品收率及能耗三者间的权衡优化 ,以达到综合利用能量、回收低温热、降低装置能耗和提高经济效益的目的。
6) gas ends plant
气体分馏装置
1.
Application of JCPT tray in the revamping of gas ends plant of Dalian Patrochemical Company without tray number change is expounded.
介绍了大连石化分公司气体分馏装置在原塔径塔板数不变的前提下采用新型JCPT高效塔板进行扩能改 造的情况。
2.
Through simulation calculation for a propylene tower of gas ends plant by using the ASPEN PLUS software,it was founded that the efficiency of the existing F-1 floating valve tray is as low as 50% and the puriety of propylene is only 90% due to hydraulically overloading.
通过应用ASPENPLUS软件对气体分馏装置丙烯塔进行模拟计算发现 ,原设计采用的F 1型浮阀塔板因水力学超负荷导致效率低 (只有 5 0 % ) ,造成丙烯纯度低 (只有 90 % )。
补充资料：封口装置——滚纹装置
封口装置——滚纹装置     | ||
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说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条