FF现场总线的配电与短路保护及其防爆  

Power Supply,Short-Circuit Protection and EX of Foundation Fieldbus

作　　者：孙豫龙[1] 王向阳[1] 唐亚林[1] 

机构地区：[1]中原油田设计院,河南濮阳457001

出　　处：《石油化工自动化》2004年第1期11-14,共4页Automation in Petro-chemical Industry

摘　　要：简要介绍了FF现场总线物理层的主要电气特性及其构成,并以实例简明扼要地介绍了该总线在实际应用中配电、配电冗余和短路保护等问题的解决方法及其防爆解决方案。The main electric characteristics of FF fieldbus physical layer and the construction of FF fieldbus are summarized,and some examples to explain how to solve the power supply and how to realize the power redundant and short-circuit protection in FF application are presented.In the end,the FF fieldbus solution applied in safe area and hazardous area is described.

关 键 词：短路保护 配电器 FF现场总线 基金会现场总线 隔离栅 本安中继器 

分 类 号：TM76[电气工程—电力系统及自动化]