process redundancy

According to the importance of reaction process of regeneration in FCCU safety process, a set of dual-redundancy emergency shutdown device based on S7-400 fault-tolerant controller was studied and designed in this paper, on the basis of understanding the characteristics of its technology and device.

本文根据反应再生过程在催化裂化装置安全生产过程中的重要地位，在深入了解其工艺及设备特点的基础上，研究并设计了一套基于S7-400H容错控制器的双冗余紧急停车系统。

By using temporal redundancy, upper and lower bounds of process measurements are added in the modified SICC method to avoid the misidentification of gross errors.

改进后的算法利用时间冗余性，通过加入对过程测量变量的上下限约束，避免了显著误差的误判。

It'simplifies the vehicle files design process; do away with the redundancy information.

简化了车辆档案设计流程, 去除了冗余信息.

In the middle is the dispersed redundancy spot controlling station distributed process unit ( DPU )

中间层为分布式冗余现场控制站 ( DPU ),它处于主干网和现场总线网之间.

A method determing technological size which can avoid process redundancy to influence technological size chain is discussed with an example and a simpler way computing size chain is adopted.

以实例讨论分析一种避免加工余量进入工艺尺寸链的工艺尺寸确定方法，并采用一种比较简便的尺寸链计算方法。

The article discuss how to achieve redundancy for HLR with method ofN+ 1. And it analyzes the network structure, HLR ID, signaling point and the working process and the key significance of redun-dancy HLR.

本文对采用N+1方式实行HLR冗灾备份方案进行了讨论，对其网络结构、HLRID方案、信令点方案和倒换过程进行了分析探讨，并总结了HLR冗灾备份的重要意义。