介紹了一種可視化的發(fā)電廠保護整定及定值管理系統(tǒng)，并分析其總體結(jié)構(gòu)、主要功能模塊和技術(shù)特點。該系統(tǒng)采用分層結(jié)構(gòu)設(shè)計的模式，以人機交互界面和后臺數(shù)據(jù)庫為基礎(chǔ)，按照模塊掛接的方式實現(xiàn)各功能的連接。系統(tǒng)主要包括圖形建模、故障分析、保護整定和定值單管理等功能，具有較好的實用性和通用性。
關(guān)鍵詞：可視化：繼電保護：整定計算

Abstract: The paper introduces a visuall relay setting calculation system for power plant .It
analyses the overall structure，main functional modules and technical characteristic.Based on the man_machine interface and the bottom database，the system is designed in different layers. The system contains four functional module,including graph modeling，fault analysis，relay protection and setting management functions.It is versatile and applicable.
Key words: visual:relay protection: setting calculation