抽油机井直流电源切换技术建模仿真  

Modeling and Simulation of DC Power Supply Switching Technology in Beam Pumping Unit

作　　者：杜红勇[1] 牟蕾 时振堂[1] 秦延才[3] 刘鹏[3] 

机构地区：[1]中国石化抚顺石油化工研究院 [2]胜利油田管理局高级人才培训中心 [3]中国石化胜利油田河口采油厂

出　　处：《电子世界》2016年第23期121-123,共3页Electronics World

摘　　要：介绍了抽油机井群共直流母线供电技术的特点和抽油机井双直流电源切换技术的原理,在Simulink环境下搭建了抽油机井动态仿真模型和直流电源切换模型,仿真分析了故障后直流母线电压的跌落过程以及变频器滤波电容对直流母线电压的影响,对抽油机井动态模拟及直流电源切换过程的分析具有很大的帮助,可为抽油机井供电系统的暂态分析和直流电源快速切换装置的研究提供参考。Introduced the features of pumping wells group DC power supply technology and the switching technology principle of double DC power supply.Builded the dynamic simulation model and the DC power supply switching model of pumping wells group used Simulink.Simulated the process of DC bus voltage drop and the effect of convener filter capacitor on DC bus voltage after fault.The operating conditions can be arbitrarily change, the whole process convenient and intuitive, it＇ s helpful for dynamic simulation of pumping wells and the analysis of DC power supply switching process. The method could provide a reference for the transient analysis of pumping wells power system and the study of DC power fast switching device.

关 键 词：抽油机 直流电源 快速切换 建模仿真 

分 类 号：TM835.2[电气工程—高电压与绝缘技术]