the thesis analyses the main features of grid data management system, researches on data transfer, data replica, data access and integration technology in grid, analyses data replica model which is adaptive with electric system; proposes a solution of gdms, research on the system ’ s main frame 、 executing strategy and communication mechanism; puts the system into main function module, designs and realizes the data interface module : using database pooling technology to manage data connection, encapsules the heterogenous of end database 論文分析了網(wǎng)格環(huán)境下的數(shù)據(jù)管理系統(tǒng)主要特性,研究了網(wǎng)格中數(shù)據(jù)傳輸、數(shù)據(jù)復(fù)制,以及數(shù)據(jù)訪問與集成等應(yīng)用技術(shù),設(shè)計了適用于電力系統(tǒng)的數(shù)據(jù)復(fù)制策略;提出了解決方案??gdms系統(tǒng),研究了系統(tǒng)的總體框架、運行策略和通信機制;劃分了系統(tǒng)的主要功能模塊,設(shè)計和實現(xiàn)了數(shù)據(jù)接口模塊:采用數(shù)據(jù)庫連接池技術(shù)進行數(shù)據(jù)連接,封裝了底層數(shù)據(jù)的異構(gòu)性;運用內(nèi)存數(shù)據(jù)庫技術(shù)實現(xiàn)了數(shù)據(jù)緩存的功能,提高了系統(tǒng)的實時性、可靠性和穩(wěn)定性。