| 1. | Frequency domain method , however , takes an advantage in the aspect
而以传递函数矩阵为基础的频域法在这方面具有很大的优势。 |
| 2. | Transfer function matrix
传递函数矩阵 |
| 3. | A method to identify the damping parameters of machine joint surface is proposed based on the tested frequency response functions
提出一种基于实测传递函数矩阵来识别机械结合面阻尼参数的新方法。 |
| 4. | We analyzed its nature of resolving coherent sources and compared the influence of different focusing matrices . simulations are conducted to test the performance of these focusing matrices . 4
分析了cssm方法分辨相干源的实质，即通过频域平均消除了相关函数矩阵的奇异性；分析比较了几种不同聚焦矩阵对算法性能的影响。 |
| 5. | In part two , the focus is on the stabilizability and detectablity of 2 - d singular systems . necessary and sufficient conditions for stabilizability and detectablity of 2 - d singular systems are obtained respectively , and the relationship between bibo stability and internal stability is discussed based on this conditions . the observer design procedures are also provided
在能稳性和能检测性部分，用频域研究方法，分别给出了2 - d奇异系统能稳、能检测的两个等价条件，一个是能稳、能检测的秩判别条件，另一个为bezout恒等式存在稳定的有理函数矩阵解。 |
| 6. | Here the theoretical model of vav system is set up for the first time . besides , the transfer function matrix of the 5 inputs and the 5 outputs is established by combining the theoretical analysis with the data analysis of experiment . then the non - linear mathematical model of the five loops is delt with in two method : in the first method , taylor progression is applied near the working point of the system in order to make the volume of change between the output and the input become similar to a linear relationship . in the second mothed , the non - linear mathematical model realize linear by means of being devided into sections . the study shows that both the motheds are effective in dealing with the non - linear issue in vav system
本文首次建立了变风量空调系统的机理模型，并通过采用机理分析和实验数据分析相结合的方法，建立了所研究的五输入、五输出的变风量空调系统的传递函数矩阵，并对这五个控制回路的被控对象的非线性数学模型，采用两种方法加以处理：第一种方法是在系统的工作点附近进行泰勒级数展开，使输出的变化量与输入的变化量之间呈现近似的线性关系；第二种方法是将非线性的数学模型进行分段线性化，即用分段线性化来逼近非线性化的模型。 |
| 7. | With the generalized algebraic riccati inequality ( gari ) approach , a sufficient and necessary condition for the existence of dynamic output feedback h controllers is presented , such that the resulting closed - loop sy stem is admissible with its transfer function satisfying h norm constraint
利用广义代数riccati不等式，给出离散广义系统存在正常动态输出反馈h控制器，使得闭环系统是容许的且其从外界干扰输入到受控输出的传递函数矩阵具有h范数约束的充分必要条件。 |
| 8. | Abstract : a design method of a multi - variable inferential controller based on anew performance index is proposed . the inferential controller uses a v type control structure to avoid inverse transformation of rectangle arriving . this multi - variable inferential control system has the characteristic of simple calculation and only an adjustable parameter q array . this control system output gets the performance of dynamic decoupling of the mutivarable system
文摘:在一种新的性能指标下，提出了一种多变量推理控制器的设计方法，该控制器采用的v规范型控制器结构避免了传递函数矩阵求逆问题.该类多变量推理控制系统的特点是算法简单、仅具有一个可调参数矩阵q ，该系统实现了多变量系统的动态接耦 |
| 9. | Based on the generalized riccati inequality and linear matrix inequality , necessary and sufficient conditions were obtained for the existence of static output feedback h controllers , which guarantees that the resulting closed - loop system is admissible with its transfer function matrix satisfying h norm constraint
本文首先利用线性矩阵不等式和广义riccati不等式( gari ) ，给出离散广义系统中存在静态输出反馈h控制器，使得闭环系统是容许的且其传递函数矩阵满足h范数约束的充要条件。 |
| 10. | In the last , the modern control theory and simulink in matlab have been integrated together , and it has been applied in active control of the platform structure elastically supported ; a mechanical model and an equation of motion in state space have been established . based on coc , dynamic response of the platform structure elastically supported has been studied under simple harmonic load ; the influence of different values of weight function to the active control efficiency of the structure has also been discussed
本文还将现代控制理论与matlab的simulink动态仿真软件包相结合，将其应用于弹性支承平台结构的主动控制中；建立了弹性支承平台结构主动控制理论的力学模型和状态空间内的运动方程；应用经典线性最优控制算法对弹性支承平台结构在简谐荷载作用下的动力响应进行闭环控制；分别从理论和数值计算两个方面讨论了状态权函数矩阵q和控制权函数矩阵r的不同取值对控制效果的影响。 |
