140ACI03000 Schneider 公用环配置

1746-P2
1762-L40BWA
1756-DNB
1746-P4
XP251-1
1756-DNB
1756-OB16D
分类:

Description

益阳一期的DCS是由Bailey公司提供的INFI-90系统,针对其系统结构采用了公用环,公用系统的控制全部通过公用环配置来实现。2套DCS通过Tagnumber来实现控制,这样较好地解决了耦合问题。这种控制方式的优点是配置较少,外部设备也不用增加,有效地利用了信息资源;缺点是公用环的设备不能停电检修,除非2台机组均停机检修,加重了设备运行安全性的要求。

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