天然气与石油NATURALGASANDOIL2023年2月收稿日期:2022-08-12基金项目:中国石油西南油气田公司2022年科技项目“天然气净化厂工艺介质差压能量分析与应用研究”(20220306-05)作者简介:夏林(1988-),男,甘肃酒泉人,工程师,学士,主要从事天然气净化与新能源方面的工作。E-mail:xialin_123@petrochina.com.cn某天然气净化厂余压发电装置应用评估研究夏林龚晓斌程晓明黎娜杨秀江程惠萍中国石油西南油气田公司天然气净化总厂,重庆400021摘要:天然气在生产、净化和输配过程中拥有众多天然气调压点,余压资源十分丰富,若能将这部分压力能进行有效的回收利用,对提高经济效益与节能减排具有重要意义。分析某天然气净化厂余压发电装置应用情况,从能量转换效率、技术成熟先进性、运行安全可靠性、经济效益可行性等方面进行全面考核评估,膨胀机发电系统效率、连续稳定运行时长、非计划停运系数、出力系数和运行系数均处于较高水平,并给出定量定性的结论及下一步工作建议,为天然气净化厂余压发电项目的研究、示范、推广工作提供理论基础和实践经验。关键词:余压发电;考核评估;理论研究;实践经验DOI:10.3969/j.issn.1006-5539.2023.01.007StudyontheapplicationevaluationofresidualpressurepowergenerationdeviceinanaturalgaspurificationplantXIALin,GONGXiaobin,CHENGXiaoming,LINa,YANGXiujiang,CHENGHuipingNaturalGasPurificationPlantofPetroChinaSouthwestOil&GasFieldCompany,Chongqing,400021,ChinaAbstract:Withlargenumberofpressureregulatingpointsintheprocessofnaturalgasproduction,treatment,transmissionanddistribution,theresidualpressureresourcesarequiteabundant.Ifthispartofpressurecanbeeffectivelyrecoveredandreused,itisofgreatsignificancetoimproveeconomicefficiency,conserveenergyandreduceemission.Throughtheanalysisontheapplicationoftheresidualpressurepowergenerationfacilitiesinanaturalgaspurificationplant,thecomprehensiveassessmentandevaluationarecarriedoutfromtheaspectsofenergyconversionefficiency,technologymaturityandadvancement,operationsafetyandreliability,andfeasibilityofeconomicgain.Boththequantitativeandqualitativeconclusionsarereachedwithsuggestionsforthenextstep,providingtheoreticalbasisandpracticalexperienceforthestudy,demonstrat...