基于ARM+DSP下变压器智能化保护的研究

Study on Intelligent Transformer Protection Base on ARM+DSP

现阶段在智能电网发展新形势下对电力系统稳定性提出了更高要求,分析了传统微机继电保护的不足,利用一种基于动态时间弯曲算法作为该装置的保护算法,开发一套基于DSP与ARM双处理器的微机继电保护装置。以该保护装置的变压器主保护为例,通过详细的软件设计和硬件设计结合测试验证相关工作的效果。试验结果表明:该硬件平台系统的性能完全可以满足现代电网的发展需求。

At present,in the new situation of smart grid development,higher requirements are put forward for the stability of power system.The deficiency of traditional microcomputer relay protection is analyzed.A dynamic time warping is used as the protection algorithm of the device,it develops a microcomputer relay protection device based on DSP and ARM dual processor.Taking the transformer main protection for example,test results show that the performance of the hardware platform system can completely meet the demand of the development of modern power grid.