DSP在电力变压器保护装置中的应用研究  

Application of DSP on Power Transformer Protection Device

作　　者：王克权[1] 孙波[1] 张刚[1] 

机构地区：[1]盘锦供电公司,辽宁盘锦124000

出　　处：《煤矿机电》2011年第5期3-7,共5页Colliery Mechanical & Electrical Technology

摘　　要：在研究电力变压器纵差保护原理和励磁涌流产生条件的基础上,借助改进型傅氏变换算法,提出一种双DSP结构的变压器保护方案。利用DSP控制技术,有效提高电力变压器保护装置的参数检测和实时数据处理能力。研究结果表明,该设计可改善变压器保护装置性能,具备现实可行性。On the basis of researching power transformer longitudinal differential protection principle and magnetizing surge current produce condition,the dual-DSP（Digital Signal Processor） structure transformer protection scheme is proposed by improved Fourier algorithm.Using DSP control technology,capability of parameters detection for power transformer protection device and real-time data processing has been strengthened effectively.The research results showed that this design was kind of feasible and practicable method to optimize the performance of transformer protection device.

关 键 词：电力变压器 DSP处理器 傅里叶算法 励磁涌流 

分 类 号：TM403.5[电气工程—电器]