Companies will continue to innovate ideas for users with the most appropriate management information solutions and the production process control solutions providing timely , professional and sincere service , and through our services , so that customers can better use our products to user management progress , and bring added value to customers and create value for their clients 公司将以不断创新的理念，为用户提供最合适的管理信息化解决方案和生产过程控制解决方案，提供及时、专业、真诚的服务，并通过我们的服务，使客户可以更好的使用我们的产品，推动用户的管理进步，进而为客户带来增值，为客户创造价值。
Nowadays , the study of aluminum electrolysis has got a continue progress . fussy control , neural net , predict control and other artificial intelligence technology have been applied to aluminum electrolysis production . all of these build a stable base of aluminum electrolysis production of stability index and other economy indexes 目前铝电解的控制技术水平在不断提高，创新技术层出不穷，模糊控制、神经网络、预测控制、专家系统等人工智能控制技术用于铝电解生产过程控制已有诸多成功的范例，为铝电解生产稳定性和技术经济指标的不断提高奠定了坚实基础。
Tension control is a very important part of process control in many industrial applications , and plays an important role in improving product quality ^ enhancing system control security and etc . in this paper , electro - hydraulic proportional control methods are applied to control the export tension of the hydraulic motor and also the related winding machine by modulating the pressure difference between the inlet and outlet of the hydraulic motor , and the control methods are proven feasible 张力控制是许多工业生产过程控制中的一个重要的组成环节。它对提高产品质量、增强系统控制安全等方面起着至关重要的作用。论文采用电液比例控制技术通过调节液压马达进出口压差，控制其输出扭矩，在完成卷绕机构收放过程中，对缆或织物的张力控制的方法是可行有效的。
Under this technology background , this paper aimed at the problem of lack of data exchange standards in heterogeneous supervisor subsystem , proposed the idea that built industry information integrated platform based on xml and three - tier ( n - tier ) software architecture to share data , three hard points that were met in developing system included the realization of three - tier ( n - tier ) architecture , the data amalgamation in heterogeneous supervisor subsystems , and remote monitoring and controlling 在这样的技术应用背景下，本文将选取生产过程控制级的监控子系统间的异构问题作为研究对象，提出构建基于三层结构和xml的工控系统数据融合中间层软件平台的思想来实现数据共享。针对实现过程中的三大难点： 1分布式系统结构的实现， 2
The thesis narrates shengli petrochemical plant take use of computer network and database technology on the base of existing network and dcs , and guided by cims and erp , combines the independent production process control system with production management system , constructing a integrated information system , to realize automatic operation of production organization and process control , therefore , provide the accurate and quick information for the managerial decision of the enterprise 本文叙述了胜利石化总厂以信息集成为指导，在已有的网络、 dcs基础上，利用计算机网络技术、数据库技术把各独立的生产过程控制、生产管理及经营管理等系统有机结合起来，以实现生产组织、过程控制的自动化运行，从而为企业的最终决策提供准确快捷信息的管理思想。
The content of the paper includes an overview of the evolution and the present state of production control system , the working principle of the proportioning system and the overall design of the new control system , focuses on the details of the siemens plc ' s application including hardware design , programming environment and software design , configuration software wincc and some of its basic software design in the h igh level supervisory computer , as well as the communication between the plc and the supervisory computer 论文内容包括对生产过程控制系统发展和现状的综述；配料系统工作原理和配料控制系统的总体设计，重点描述了包括硬件设计、编程环境及软件设计在内的西门子plc在配料系统中的应用一些细节，组态软件wincc及其在上位机监控系统中一些基本设计，以及plc与上位机之间的通讯。
Thirdly , on basis of the application for configuration software in the process control system of cement production line , this paper considers that the application of theories of control is lack inside of current engineering controlling system . then , a way of application of the theories of control is put forward with the component in configuration software , which makes the theories of control in the actual engineering convenience , and the theories of control engineering is realized 此外，本文从组态软件在水泥生产过程控制系统中的应用出发，针对目前工程实际应用中控制理论应用的缺乏，提出了在组态软件中应用组件的方式实现控制理论的组态，使控制理论在实际工程中得到方便的应用，从而实现控制理论工程化。
However , existing models till now which used for the prediction and controlling of silicon content in hot metal could n ' t meet the requirement to control such a complex processing of blast furnace . in this thesis , a new model used for predicting and controlling silicon content in hot metal based on artificial neural networks ( anns ) and expert system has been investigated by developing prototype of the model with software engineering methodology , after inquiring about the parameters which could affect silicon content in hot metal with the operators of blast furnace 本研究即是针对目前硅含量的预报和控制方法不能满足实际高炉生产过程控制需要，在对高炉铁水硅含量影响因素及控制知识进行收集、分析的基础上，结合铁水硅含量控制过程中的诸多不确定因素，提出了将神经网络、专家系统共同作用于高炉铁水硅含量的预报、控制模型。
On the base of the explanation of the system and exhaust about the fieldbus technology and the concept and principle of fieldbus control system ( fcs ) , i combine the tendency of the development of the thermal automation technology in power plant , use the prevalence of the fieldbus adequately , and bring up the designing thought and scheme about the application of foundation fieldbus and expert system and fieldbus equipment management in the system of the auxiliary control in the power plant , in order to make the production and running of the power plant more convenient , more safe , more economical and more dependable 本文旨在对现场总线技术在火电厂生产过程控制中的开发与应用进行积极的尝试和有益的探索，在系统解释、阐述现场总线技术及fcs的概念与原理的基础上，结合火电厂热工自动化技术的发展趋势，充分发挥现场总线的优势，提出将基金会现场总线技术、专家系统和现场总线设备管理应用于电厂辅助控制系统中的设计思路和设计方案，从而使电厂生产运行更方便、安全、经济、可靠。
In the course of designing fuzzy control , we not only borrow ideas from experience of good fuzzy controllers running in other industrial process , but also reconstruct the design ways of serial controllers , when determining the fuzzy rules , we refered to lots of practical experience from engineers and workers in the spot 在模糊控制器的设计上我们既借鉴模糊控制在其它工业过程中应用的成功经验，又对原有的串级控制的设计方法进行了改造。在确定模糊控制规则上，我们大量吸收来自现场的工程师和操作人员的操作经验对模糊控制规则进行了反复的修改，使模糊控制方法成功地应用到了制药生产过程控制中。
