首页|天然气自动分输系统瞬态控制性能与接驳管道参数相关性研究

天然气自动分输系统瞬态控制性能与接驳管道参数相关性研究

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随着自动化与智能化技术的发展,天然气分输站场正逐步普及自动分输控制系统.首先通过研究某天然气管道公司供气用户的类型,选取了三类经典用户,并统计整理每类用户的用气组分、分输压力、分输流量等数据,作为建模基础.然后分析主要设备的数学模型,建立分输仿真模型并分析接驳管道的结构参数与该系统瞬态控制性能指标之间的关系.经过对比发现,接驳管线的管径与长度对该系统的瞬态控制性能有显著影响,管线存在临界管径与临界长度,在这两个参数临界值前后,该系统瞬态性能指标的变化趋势不同.
Research on the Relationship Between the Transient Control Performance of Natural Gas Automatic Distribution System With the Parameters of Connecting Pipeline
With the development of automation and intelligent technology,automatic control systems are gradually popularized in natural gas distributing stations.The types of gas users in a certain natural gas pipeline company are first studied,three types of classic users are selected,and their data such as gas components,distribution pressure,and distribution flow rate are collected as the basis of modeling.Furthermore,the mathematical models of the main devices are analyzed.The simulated distribution modeling is established.The relationship between the structural parameters of the connection pipeline and the transient control performance indicators of the system is analyzed.By comparison,it is found that the diameter and length of the connection pipeline have a significant impact on the transient control performance of the system.There exist critical pipe diameter and critical length.Before and after which the transient performance indicators of the system have different trends.

automatic distributioncontrol performancedevice modelpipeline parameter

董晨光、单新煜、王凡、杜选、梁凯歌、杨建彬、孙广宇

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昆仑能源有限公司,北京 100101

昆仑数智科技有限责任公司,北京 102206

中国石油大学(华东)储运与建筑工程学院,山东青岛 266580

自动分输 控制性能 设备模型 管道参数

2024

石油化工自动化
中国石化集团宁波工程有限公司 全国化工自控设计技术中心站 中国石化集团公司自控设计技术中心站

石油化工自动化

影响因子:0.527
ISSN:1007-7324
年,卷(期):2024.60(5)