基于天然气压差发电技术的适用性分析与实际运用  

Applicability analysis and practical application of natural gas based on differential pres⁃sure power generation technology

作　　者：张雅慧 张朋岗[1] 张兴国 梁士佳 程曦 韩晓春[1] 赵子鹏 翟蕾磊 ZHANG Yahui;ZHANG Penggang;ZHANG Xingguo;LIANG Shijia;CHENG Xi;HAN Xiaochun;ZHAO Zipeng;ZHAI Leilei(Tarim Oilfield Company,CNPC)

机构地区：[1]中国石油天然气股份有限公司塔里木油田分公司,新疆库尔勒市

出　　处：《石油石化节能与计量》2024年第12期13-17,共5页Energy Conservation and Measurement in Petroleum & Petrochemical Industry

摘　　要：利用压力能发电可提高能量利用率和管网运行经济性。采用潜力评估模型对压差发电技术发电量与输气场站适用性进行分析,对压差发电装置运行后电流稳定性、电压稳定性等现场实际参数分析。天然气压差发电项目的比㶲为66.23 kJ/kg;输出电流波动达29.8%,电压和功率波动分别为7.43%和31.63%。二氧化碳减排量4524 t。压差发电技术发电量可观并且现场系统表现较为稳定,具有较好的节能效果和环境效益。The generation of pressure energy can improve energy utilization efficiency and the eco-nomic of pipeline operation.By using the potential assessment model,the power generation and the applicability of gas transmission for differential pressure generation technology is analyzed.The on-site actual parameters like current stability and voltage stability are analyzed after the operation of differential pressure power generation device.The specific yield of natural gas pressure difference power generation project is 66.23 kJ/kg,the output current fluctuation is 29.8%,the voltage and power fluctuation are 7.43%and 31.63%respectively,the carbon dioxide emission reduction is 4524 t.The differential pres-sure power generation technology has a considerable power generation and stable system,with good energy conservation and environmental benefits.

关 键 词：天然气 压差发电技术 透平膨胀机 潜力评估模型 适用性分析 实践经验 

分 类 号：TM619[电气工程—电力系统及自动化]