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电网技术  2007 

继电保护及故障信息系统通信模型研究

, PP. 73-77

Keywords: IEC,61850,通信服务模型,抽象通信服务接口,公共数据模型

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Abstract:

对于继电保护及故障信息系统的通信结构至今还没有系统化的解决方法,此外目前的继电保护及故障信息系统存在接入装置或采用的通信协议互不兼容、系统升级和维护成本高、开放性较差等问题。为此,文章提出了继电保护及故障信息系统的通信模型,提出了继电保护及故障信息系统的分层通信结构,规定了每层接口完成的功能。为支持主站的应用,提出了公共数据模型的概念,并将其分为一次系统公共信息模型和二次系统公共信息模型。对于站内数据通信,以IEC61850为基础,提出了信息服务模型的概念并定义了其基本功能。

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