ID |
原文 |
译文 |
11334 |
由于系统状态不完全可测,首先设计滑模观测器对系统状态进行估计,并分析观测器的收敛性,在此基础上,通过反步法得到系统的理想控制律。 |
Due to the system state is not fully measurable, first, design the sliding mode observer to estimate the system state, and the convergence analysis of the observer, on this basis, the system of ideal control law is obtained by the footwork. |
11335 |
为了消除反步控制中的"项数膨胀",引入非线性跟踪微分器来提取理想控制律的微分信号。 |
In order to eliminate the step control of the "number", the introduction of nonlinear tracking differentiator to extract the ideal differential signal of control law. |
11336 |
为提高系统响应的瞬态性能,消除控制输入的高频振荡,引入L1自适应控制对控制律进行改进,通过理论推导证明了闭环系统的稳定性。 |
In order to improve the transient performance of the system response, eliminate the high frequency oscillation control input, the introduction of L1 adaptive control to improve the control law, the stability of the closed-loop system is proved through theoretical derivation. |
11337 |
最后通过数值仿真算例验证了所设计控制方案具有快速的收敛性、良好的跟踪性等期望性能。 |
At last, through the design control scheme is verified by numerical simulation examples with rapid convergence, good tracking performance expectations. |
11338 |
针对传统风险评价过程中无法综合多人的评价结果、风险之间难以排序等问题,提出了一种基于模糊理论的风险评价方法。 |
In view of the traditional risk assessment process to synthesize the evaluation results, the risk of many problems such as difficult to sort, between a risk evaluation method based on fuzzy theory. |
11339 |
建立模糊风险矩阵,把可能性和严酷度放在同一尺度下讨论。 |
Establish a fuzzy risk matrix, the possibility and severe degree of discussion on the same scales. |
11340 |
引入层次分析法核心理念确定可能性和严酷度对风险的影响权重,综合多人对可能性和严酷度的评价结果,通过确定的可能性和严酷度对风险的影响权重以及综合的评价结果得到风险值。 |
Introducing the core idea of analytic hierarchy process (ahp) to determine probability and the impact of the severe degree of risk weights, comprehensive people of possibility and severe degree of the evaluation results, by determining the possibility and the impact of the severe degree of risk weighting, and comprehensive evaluation results of the risk value. |
11341 |
以飞行控制系统中的具体危险为例采用该方法进行评价。 |
In flight control system of specific risk, for example using this method to evaluation. |
11342 |
通过该方法确定的不同危险的风险指数可进行详细的风险排序,支持风险决策,验证了该方法的工程实用性和有效性。 |
Determined by the method of different dangerous risk index can be carried out detailed risk sorting, risk decision support, the practicability and effectiveness of the proposed method is verified. |
11343 |
该方法能够更客观地评价危险,为危险的预防措施制定和管理决策提供依据。 |
This method can more objectively evaluate the danger, for risk prevention measures and provide basis for management decisions. |