A new method for robust fault detection of the system with unknown inputs is proposed.
提出了系统存在未知输入时实现鲁棒故障检测的一种新方法。
The problem of input decoupled observer design for singular discrete-time systems with unknown inputs was considered.
研究了含未知输入的广义离散系统的输入解耦观测器设计问题。
The condition of existence of a reduced order observer for linear systems with generalized unknown inputs is studied.
研究含有广义未知输入的线性系统降价观测器存在条件。
The fuzzy dynamic observer diagnosis method is proposed for the T-S fuzzy system with unknown inputs and multiple faults.
研究了T S模糊系统中存在未知输入、多重故障时的诊断问题,提出了基于动态模糊观测器的诊断方法。
The observer design problem for linear discrete multiple delays rectangular singular systems with unknown inputs is discussed.
线性离散多时滞矩形广义系统的未知输入观测器设计问题进行了讨论。
The problem of inputs decoupled observer design for non-regular discrete-time descriptor systems with unknown inputs was considered.
研究了含未知输入的非方离散广义系统的输入解耦观测器设计问题。
Finally the parameter of the residual generator is optimized, so that the fault detection system is robust to the unknown inputs and simultaneously sensitive to the faults.
最后优化残差产生器的参数,使得故障检测系统对未知输入具有较强的鲁棒性,同时对故障具有较高的灵敏度。
This method can almost get unknown inputs attenuation to zero everywhere before the fault happening, then the system is approximately standard system without unknown inputs.
该方法使未知输入在故障发生前衰减到几乎处处为零,系统近似为无未知输入的标准系统。
Using post-filter can reach the aim when the system is designed to be as possibleas sensitive to faults and simultaneously as possibleas robust to the unknown inputs such as disturbance.
针对线性时不变动态系统,给出了故障检测观测器设计问题的描述,采用后置滤波器达到对故障具有尽可能大的灵敏度,而同时对未知输入信号的影响具有尽可能强的鲁棒性目标。
Then an operator is introduced from the viewpoint of fault detection to describe quantitatively the influence of the continuous-time unknown inputs and faults on the discrete-time residuals.
然后从故障检测的角度引入算子,定量考察连续时间未知输入信号和故障信号对离散时间残差信号的影响。
The reduced order observer is applied to fault detection and diagnosis by transforming the linear system with unknown inputs to the standard form of linear system with generalized unknown inputs.
通过将含有未知输入的线性系统化为含有广义未知输入系统的标准形式,将降价观测器应用于故障检测及诊断。
The PI observer has two feedback loops, a proportional loop and an integral loop of the estimation error; in this way, the PI observer can estimate not only the states but also the unknown inputs.
该观测器包含有估计误差的比例和积分回路,可同时得到状态和未知输入估计。
The inputs and outputs are either unknown or loosely defined, the transformation process lacks necessary precision, and quality control is not defined.
输入输出都是未知的或仅仅初略定义的,过程转换缺少必要的精确性,并且质量控制也是未定义的。
The fault diagnosis problem for a class of nonlinear systems with unknown parameters in both states and inputs is discussed.
讨论了一类含有状态和输入未知参变量的非线性系统的故障诊断问题。
The observer relies on suspension sensors and stability system sensors. The effect of uncertainty is greatly reduced even with unknown road inputs.
本文提出的方法在未知道路状况的情况下可以降低模型不确定因素的影响。
The observer relies on suspension sensors and stability system sensors. The effect of uncertainty is greatly reduced even with unknown road inputs.
本文提出的方法在未知道路状况的情况下可以降低模型不确定因素的影响。
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