在造纸机的加压网前箱控制系统中，通常会出现强耦合和非线性的特性，给系统控制带来困难。
In the pressurized head box control system of paper machine, the characteristic of nonlinear and strong coupling always appears, and makes the system control difficult.
运用单位矩阵解耦控制方法，解决造纸过程中纸机网前箱系统中纸浆流量和蒸汽压力的耦合问题；
Using the method of unit matrix synthesis to solve the coupling problem between the paper pulp flux and the steam press in the papermaking process.
本文提出的加压网前箱容错控制系统，在正常情况下具有解耦功能和期望动态品质，同时，对任意执行器和传感器卡死故障具有容错性。
This control system is decoupled and has good dynamic properties in the normal state, and has fault-tolerant capability against arbitrary actuator or sensor failures.
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