The protection and rapid recovery of application software system for process control in chemical production were introduced.
介绍了在化工生产中过程控制的应用软件系统的保护与快速恢复情况。
In the process, oil is top gas (often reduced pressure), chemical is butadiene unit, the torch gas recovery system, oil and chemical are used.
工艺上用的，石油是塔顶气(常减压)，化工是丁二烯装置，火炬气回收系统，石油和化工均采用过。
Physical, chemical and biological control methods in the purifying water process and the secondary water supply system in Chinese water supply industry are discussed.
重点介绍了目前国内供水行业所采用物理、化学以及生物的方法在水厂净水处理及二次供水过程防除摇蚊污染的研究；
The influence of chemical composition, inoculation process, temperature of molten iron and pouring system on the formation of shrinkage cavity and porosity was described.
叙述化学成分、孕育工艺、铁液温度及浇注系统等因素对薄壁球铁铸件缩孔和缩松形成的影响。
The practice shows that the scope of chemical cleaning, selection of cleaning process, and the design of cleaning system all are reasonable, the quality of cleaning is excellent.
实践表明，沁北电厂化学清洗范围、清洗工艺的选择和清洗系统的设计是合理的，清洗质量优良。
The process of biochemical fermentation is a large complex system, containing physical process, chemical process and biological process.
生化发酵过程是个复杂的大系统，包含有物理过程、化学过程和生物反应过程。
Operate the physical-chemical and the biological w. w. t. plant by computer aided process control system (visualisation).
通过可视化计算机辅助过程控制系统操作物化废水处理系统。
Perform assigned chemical tests for incoming raw material, in-process and final product, stability study, system control as per SOPs, etc.
按照SOP完成进厂原料、中间体、成品、稳定性产品及系统控制的理化检验。
In this article dyeing waste water was pretreated by chemical coagulation, then treated by combined process of anaerobic membrane bioreactor and reverse osmosis system.
实验结果表明：采用混凝沉淀预处理，膜生物反应器与反渗透膜系统组合工艺处理印染废水具有很好的效果。
The Chemfeed Series chemical Injection System accurately and safely injects a variety of process chemicals.
我们研制的化学注入系统能做到安全、精准的注入各种化学物品。
The equation of the process is raised and calculated. The results show that the flow rate of chemical grout in fracture system is much less than that in porous system.
对这一过程建立方程描述并求解，结果显示了化学浆液在孔隙系统中的吸渗速度远小于在裂隙系统中的流动速度。
The paper presents a kind of field bus control system based on FCS to realize integrative management and control system for the intermittent chemical production process.
提出一种基于FCS的现场总线控制系统，来实现对化工间歇生产过程的管控一体化。
In this paper, the problems of structure and design methods of decoupling control system in chemical industrial process are discussed.
本文针对化工过程控制系统，讨论了一类实用的解耦系统结构和设计方法。
Presented the process flow and BFW system of ammonia plant in Jilin Chemical Fertilizer Factory, analyzed the problem of the BFW system, proposed revamp plan and technical requirement.
介绍了中国石油吉林石化公司化肥厂合成氨装置的生产工艺和锅炉给水系统流程，分析了锅炉给水系统存在的问题，提出了改造方案和技术要求；
Chemical process simulation system based on modular environment has been widely studied, and developed many software.
模块环境下过程模拟系统的研究已较成熟，并开发出许多模拟软件。
Chemical process system is a complex system which includes human, process, equipment, environment, instrument and control system and so on.
化工过程系统是一个由人、工艺过程、装备、仪表控制系统和环境等因素组成的复杂系统。
It provides a valid method for reliability analysis, prediction and management of the weak link in chemical process system.
对化工系统的可靠性分析、预测和加强薄弱环节的管理，可提供一个有效的方法。
Then, the structure, function, and some key techniques of intelligent aided support system for process safety operation are introduced according to the characteristic of chemical engineering.
根据化工生产的特点，介绍了化工过程安全运行智能辅助支持系统的结构、功能以及其中的关键技术。
The paper discusses the process design method of vacuum system in chemical plant and the selection method of the key equipment - vacuum pump in the vacuum system.
论述了化工生产中真空系统的工艺设计方法及真空系统中关键设备真空泵的选择方法。
This system greatly improves the work efficiency by using the database management system to process large amount of miscellaneous chemical supervision data for water and steam quality control.
利用数据库管理系统管理化学水汽品质监测繁杂的数据，大大提高了化学专业人员的工作效率。
The process and its result of the on-line cleaning program in the third circulating water system of Daqing Refining & Chemical Company are introduced.
介绍了大庆炼化公司第三循环水场在线清洗的方案制定过程及清洗结果。
Anhui Jixi County Chemical Fertilizer Plant adopts the all LTS process to solve its problem of mismatch, reduces the system pressure and obtains the result of energy saving and output increase.
安徽绩溪化肥厂应用全低变工艺后解决了系统不匹配问题，降低了系统压力，同时取得了节能增产的效果。
The paper researched and established a model of Computer Remote Control System that can be used in Process of Chemical Technology and resolve the problem.
生产管理方式固定、僵化。本论文所建立的用于化工过程的计算机远程控制系统从可解决这些问题。
Gas injection will change physical and chemical properties of a system caused by thermodynamic condition variation in the process of gas injection.
注气将改变原有油藏体系的组分、组成等热力学条件，使原油的一系列物理、化学性质发生改变。
This article discusses the hybrid system model of each layer and gives a detail description for the process layer. Petri net approaches are presented to model chemical control hybrid system.
论文分别讨论了各层混杂系统的模型形式，特别对过程控制层混杂系统模型进行了详细的描述。
This study investigates the regularity of the change on the physical and chemical water qualities in the distribution system during the process of water source switching in a city.
为了研究水源更换对给水管网水质的影响，对北方A市水源更换过程中管网水质理化指标进行了监测分析。
In this paper, the research development of Computer Aided Chemical process Design was analyzed. The concept and significance of integrating process system were presented.
本文结合计算机辅助化工过程设计研究工作的进展分析，提出了集成系统的概念和内涵。
Pu LM. Yu HJ and Chen DZ. Continuous ant colony system and its application in dynamics process optimization. Jounal of Chemical Engineering of Chinese University.
蒲黎明，俞欢军，陈德钊。连续多蚁群算法的构建及其在过程动态优化中的应用。高校化学工程学报。已录用。
Pu LM. Yu HJ and Chen DZ. Continuous ant colony system and its application in dynamics process optimization. Jounal of Chemical Engineering of Chinese University.
蒲黎明，俞欢军，陈德钊。连续多蚁群算法的构建及其在过程动态优化中的应用。高校化学工程学报。已录用。
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