网格技术及其应用

对网格系统的定义、特点、功能、体系结构和关键技术进行了研究，重点阐述了五层沙漏结构、网格操作系统的基本功能和安全认证技术，同时给出了网格体系结构模型、网格使用模式和一个基于代理的资源管理模型。讨论了网格的应用领域，指出了网格必将成为新一代网络计算模式以及新型的分布计算和协同工作环境。

Grid technology and application

The define, characteristics, functions, architecture and key technology of grid are researched. The five levels hourglass model architecture, base functions of grid operation system and secure authentication technology are expounded in detail, as well as an architecture model, a mode of using grid and a resource managing model. The application fields of grid is discussed, and it pointed out that grid will become the new generation of network computing model and a new system of distributed computing and cooperative work environment.