A区块砂泥岩薄互层气藏改建储气库的可行性研究.pdfVIP

第43卷第1期（2024-01）

储运工程

A区块砂泥岩薄互层气藏改建储气库的可行性研究*

王晓蔷

大庆油田有限责任公司勘探开发研究院

摘要：随着大庆油田原油、伴生气产量逐年递减，冬夏季供气不平衡的矛盾日益突出，在无法

满足季节调峰需求时，需压减工业用气。因此，从满足冬季下游用户的用气需求、合理利用有

限的油气资源和保护环境等角度出发，建设储气库势在必行。根据大庆油田库址筛选标准，优

选出A区块进行库址规划，与大庆油田已建储气库相配合，联合保障大庆及周边地区用气季节

调峰。A区块属于砂泥岩薄互层气藏，从地质特征、气藏开采特征等方面分析改建储气库的可行

性，详细评价建库的地质条件和气藏条件，并设计库容参数和两套井位部署方案，建立数值模

型进行优选对比。结果表明，A区块砂泥岩薄互层气藏具备建库的可行性。

关键词：储气库；砂泥岩；薄互层；改建

FeasibilityStudyonConvertingaSand-mudstoneThinInterbeddedGasReservoirinto

aGasStorageinBlockA*

WANGXiaoqiang

ExplorationandDevelopmentResearchInstituteofDaqingOilfieldCo.，Ltd.

Abstract：WiththedeclineofcrudeoilandassociatedgasproductioninDaqingOilfieldyearby

year，thecontradictionofunbalancedgassupplyinwinterandsummerisbecomingmoreandmore

prominent.Whentheseasonalpeakshavingdemandcannotbemet，industrialuserswillbereducedfor

gas.Therefore，inordertomeettheincreasinggasdemandofdownstreamusersinwinter，makeratio-

naluseoflimitedoilandgasresources，andprotecttheenvironment，theconstructionofgasstorageis

imperative.AccordingtotheselectioncriteriaofthereservoirsiteinDaqingOilfield，blockAisselect-

edforplanningreservoirsite，whichcooperateswiththebuiltgasstorageinDaqingOilfieldtojointly

ensureseasonalpeakshavinginDaqingandsurroundingareas.BlockAisathininterbeddedgasreservoir

ofsand-mudstone.Thefeasibilityofrebuildingthegasstorageisanalyzedfromtheaspectsofgeological

characteristicsandgasreservoirproductioncharacteristics.Thegeologicalconditionsandgasreservoir

conditionsfortheconstructionofthereservoirareevaluatedindetail，thereservoircapacityparameters

andtwosetsofwelllocationdeploymentschemesaredesigned，andanumericalmodelisestablishedfor

optimizationandcomparison.Theresultsshowthatthesand-mudstonethininterbeddedgasreservoirin

blockAhasthefeasibilityofbuildingareservoir.

Keywords：gasstora