ID 原文 译文
55287 将危险因素分割为危害故障、人为失误、致命环境、危险属性4个分量,从危险分量之间的非线性耦合关系拟合角度进行装备安全性度量;在此基础上,利用量子和声算法较强的全局寻优能力,构建一种新的量子和声搜索-回声状态网络(quantum harmony search echo state network,QHS-ESN)模型及其算法。 Divided risk factor for fatal damage failure, human error, environment, dangerous properties of four components, from dangerous component of nonlinear coupling relationship between fitting equipment safety measure Angle;On this basis, the use of quantum and strong ability of global optimization algorithm, to build a new quantum harmonic search - echo state network (quantum harmony search echo state network, QHS - ESN) model and its algorithm.
55288 并将其应用到某型飞机低空大表速飞行安全性度量中。 And apply it to a certain type of aircraft low speed flight safety measures.
55289 仿真结果表明,该模型比原有的回声状态网络模型、和声神经网络模型在低空大表速飞行场景危险分量非线性耦合关系拟合上,兼顾拟合精度和稳定性能,具有更好的装备安全性度量效果。 The simulation results show that the model than the original echo state network model, and the neural network model in low speed flight scene dangerous component on the fitting of nonlinear coupling relationship, both fitting precision and stable performance, with better equipment safety measure effect.
55290 针对卫星在轨运行出现执行机构故障问题,提出了一种基于观测器的卫星姿控系统鲁棒故障重构方法。 For satellites orbiting actuator failure problems, this paper proposes a robust fault reconstructing of satellite attitude control system based on state observer method.
55291 首先,考虑卫星出现空间干扰、测量干扰以及噪声,建立欧拉离散时间卫星姿控系统模型。 First, consider a satellite in space interference and noise interference, measurement, establish euler discrete time model of the satellite attitude control system.
55292 其次,设计一种离散比例积分观测器(proportional integral observer,PIO)实现卫星姿态角和姿态角速度估计,并利用前一时刻的故障重构值和输出估计误差迭代更新当前故障重构信息。 Second, the design of a discrete proportional integral observer (proportional integral observer, PIO) satellite attitude Angle and attitude angular velocity estimation, and a moment before used fault reconstructing value and the output estimation error iteration update the current fault reconfiguration information.
55293 然后,采用干扰解耦思想设计离散PIO解耦部分空间干扰,并利用H∞技术抑制剩余干扰和测量噪声的影响。 Then, the idea of disturbance decoupling design discrete PIO decoupling part space interference, and using h-infinity technology to suppress the residual interference and the influence of measurement noise.
55294 另外,利用线性矩阵不等式工具箱求解了部分观测器增益矩阵。 In addition, by using linear matrix inequality (lmi) toolbox to solve part of the observer gain matrix.
55295 最后,仿真结果验证了所提故障重构方法的有效性。 Finally, the simulation results verify the effectiveness of the proposed fault reconstruction method.
55296 基于偏序集理论的数据包络分析方法中通过引进适当的偏序关系,不仅建立了决策单元之间的特殊关系,也给出了决策单元无效及弱有效的部分原因。 Data envelopment analysis (dea) method based on the theory of the poset in through the introduction of appropriate partial order relation, not only set up the special relationship between the decision making units, are also given in part of decision unit is invalid and weak efficient.