油气混输工艺在低输量管道安全运行中的优势分析-46054783.pdf

采输技术

DOI：10.3969/j.issn.1001-2206.2024.01.007

油气混输工艺在低输量管道安全运行中的优势

分析

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陈丽丽，孙建利，刘志勇，张光宇，赵启昌，郭晓军

1.中国石油华北油田分公司，河北任丘062550

2.中国石油工程建设有限公司北京设计分公司，北京100085

摘要：为了保证华北油田某区块J-S输油管道能够在低输量下安全运行，对比分析油气混输和低含水油输送

两种技术方案，优选通过油气混输的运行方式降低J-S输油管道最低启输量和启输温度。通过在J站新建伴生

气压缩、注入、放空系统，在S站新建分离、过滤、放空系统，利用两相流在管道中的流动特性，提高管道内

介质流速，并将J站富余的伴生气资源通过管输的方式输送至S站。设计采用PIPESIM软件及HYSYS软件进行

模拟，计算结果相互验证。该方案不但解决了J-S输油管道低输量下安全运行的问题，同时缓解了J油田与S

油田伴生资源分布不均匀的矛盾，降低了油田原油生产成本。

关键词：低输量；油气混输；两相流；腐蚀速率；安全经济

Advantagesofsafeoperationoflow-throughputpipelineinoil-gasmixed

transportationprocess

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CHENLili,SUNJianli,LIUZhiyong,ZHANGGuangyu,ZHAOQichang,GUOXiaojun

1.PetroChinaHuabeiOilfieldCompany,Renqiu062550,China

2.BeijingDesignBranchofChinaPetroleumEngineeringConstructionCorp.,Beijing100085,China

Abstract：ToensurethattheJ-SoilpipelineinacertainblockoftheNorthChinaOilfieldcanoperatesafelyunderlowthroughput,this

paperappliestwotechnicalschemesofoil-gasmixedtransportationandlowwatercontentoiltransmissionforcomparativeanalysis.Itis

preferabletoreducetheJ-Spipelineloweststartingcapacityandstartingtemperaturebytheoperationmodeofoil-gasmixed

transportation.Anewassociatedgascompression,injection,andventingsystemisbuiltatstationJandanewseparation,andafiltration

andventingsystemisbuiltatstationS.Theflowrateofthemediuminthepipelineisimprovedbyusingtheflowcharacteristicsofthe

two-phaseflowinthepipeline,andtherichassociatedgasresourcesofstationJaretransportedtostationSthroughpipeline

transportation.ThedesignissimulatedbyPIPESIMsoftwareandHYSYSsoftware,andthecalculationresultsaremutuallyverified.This

schemenotonlysolvestheproblemofsafeoperationofJ-Spipelineswithlowthroughputbutalsoalleviatesthecontradictionbetween

theunevendistributionofresourcesassociatedwithJOilfieldandSoilfield,reducingthecrudeoilproductioncostofoilfields.

Keywords：lowthrough