石化企业能源管理系统的研发与应用  

Development and application of energy management system for petrochemical enterprises

作　　者：李德芳[1] 索寒生[2] 刘暄[2] 

机构地区：[1]中国石油化工集团公司信息化管理部,北京100728 [2]石化盈科信息技术有限责任公司MES事业部,北京100007

出　　处：《化工学报》2015年第1期7-13,共7页CIESC Journal

摘　　要：石化工业在为经济发展提供物质支撑的同时,也消耗着大量的能源。石化企业节能降耗的潜力很大,信息技术在节能降耗方面前景广阔。在对石化企业能源管理业务范围、介质、管理维度进行分析的基础上,进行了系统的功能设计,描述了工厂模型,按照用能优化、管网优化与动力优化3方面刻画了能源优化模型。最后,从试点企业的应用成效出发,为石化企业推进能源管理信息化建设提供了借鉴和参考。Petrochemical industry provides material support for economic development, but it also consumes a lot of energy. Petrochemical enterprises have a great potential for energy saving, and information technology has a great prospect in energy saving area. Based on the analysis of the petrochemical enterprises energy management business, material and management dimensions, the paper proposes the function of the energy management system, which consists of six functions： energy plan, energy operation, energy optimization, energy statistics, energy assessment and energy performance. Then the paper describes the plant model, which includes four layers：measurement layer, operation layer, statistics merge layer and accounting model layer. Next, the energy optimization model is described from the aspect of energy assumption optimization, pipeline optimization and energy power optimization. By establishing energy demand planning model, the energy assumption optimization refines energy media description, optimize device energy programs to improve the accuracy of energy plan to promote the production consumption balance, reduce energy backup redundancy and energy costs. Pipeline optimization is a process for water, electricity, steam, nitrogen, air, fuel and other energy media in the supply, production, transportation, transformation, consumption optimization. Considering the price factor of various field devices constraints and utilities, the energy power optimization is to optimize utility plan and on-line closed-loop control. Finally, the paper analyses the application effectiveness of pilot enterprises and provides a useful reference for promoting petrochemical enterprises energy management informatization process.

关 键 词：石油 过程系统 系统工程 节能减排 能源管理 

分 类 号：TE99[石油与天然气工程—石油机械设备] TP39[自动化与计算机技术—计算机应用技术]