【摘要】 文章介绍了现场总线的基本概念、现场总线的产生、发展及系统层次结构，说明了现场总线产生的历史背景和国际标准化工作的进展情况。介绍了目前国际上几种典型的现场总线标准。最后讨论了现场总线在电力系统中的应用前景更多还原

【Abstract】 This paper presents the basic concept of fieldbus,its emergence and development as well as the architecture of its system.The paper also illustrates the historical background of its emergence and the progress of its international standardization as well as some of its typical standards available in the world.In the end,the prospect of its application in a power system is discussed.更多还原