大型高压变压器通用微机保护装置的研制  

Research on General Micro-processor Based Protection Device for Large High Voltage Transformers Based on DSP & ARM

作　　者：顾志飞[1] 尹项根[1] 张哲[1] 邵德军[1] 潘军军[1] 

机构地区：[1]华中科技大学电力安全与高效湖北省重点实验室,湖北武汉430074

出　　处：《水电能源科学》2007年第2期99-102,共4页Water Resources and Power

摘　　要：介绍了一种大型高压变压器通用微机保护装置的硬件技术方案,分析了装置防拒动和防误动的措施。阐述了保护单元和管理单元的功能和核心芯片的选择问题以及保护单元软件模块化编程的过程、优点和管理单元软件编程过程,解决了实现装置的通用性。该装置采用高性能的DSP+ARM为硬件平台,具有功能完善、运行可靠、通信功能强大等特点,较好地满足了现代系统对大型高压变压器微机保护装置的要求。This article introduces hardware technical scheme of a general micro-processor based protective device for large high voltage transformers,and analyzes countermeasures applied for operation refusal and maloperation. Then,the protective functions, the administration unit and the selection of core chips are carefully described. This paper also introduced module-based programming method and its advantage ,the administration unit software structure ,and solved realization of generality. With powerful DSP and ARM core chips,this device has perfect protective and communication functions ,high reliability ,and so on. This device is satisfying modern power system.

关 键 词：大型高压变压器 微机保护 数字信号处理器 ARM处理器 

分 类 号：TM77[电气工程—电力系统及自动化]