Grounded on cmac learning controller and cascade control system , the cascade cmac learning control strategy , characterized in good adaptabil ity , is presented , and which can be applied in computer real - time control 结合cmac学习控制器和串级控制系统,文中后提出了主蒸汽温度的串级cmac学习控制策略,其速度快,自适应性强,非常适合于计算机实时控制。
This paper presents and does research on two topologies : parallel - parallel combined two - transistor forward converter and serial - parallel combined two - transistor forward converter . two types of steady operation principle of two - transistor forward converter are introduced in this paper 本文对两个电路拓扑进行了研究:并一并组合式双管正激变换器和串一并组合式双管正激变换器。
Not only fault model , but also test arithmetic demand to be farther improved . the thesis , focusing on the 20 - port register file , makes a fault analysis , particularly in complex bridge fault and crosstalk coupling fault aroused by word - line and bit - line of 20 - port 本文针对所设计的寄存器文件进行了故障分析,特别对20端口字线、位线引起的复杂桥接故障和串扰导致的耦合故障进行了详尽论述。
The main results of the paper are the systemic performance assessment and diagnosis methods for single pid and cascade pid control system , in which the set point tracking and regulation performance are evaluated using minimum variance as a benchmark 本文重点是针对pid控制器的特征,对单回路pid控制系统和串级pid控制系统给出了系统的性能评价方法和诊断方法。利用最小方差准则得到二者的设定点跟踪性能和调节性能。
The simulation result shows that : the performance of the proposed scheme is improved with comparison to pccc and sccc on both awgn channel and the rayleigh fading channel . in awgn channel , it is about same if the snr is low , if the snr is high , the improvement is 0 . 2 ~ 0 . 5db 结果表明:本方案的误码率性能与并行级联码和串性行级联码相比,在高斯白噪声信道上,低信噪比时几乎相同,高信噪比时有0 . 2 0 . 5db的改善。
Three theoretical models including the equivalent single - sided film z - scan theory , the cascaded structure model , and the double - sided film z - scan theory are used to characterize the experimental data . the fitted results show that the double - sided film z - scan theory is more suitable to characterize the nonlinear experimental data from the double - sided essa films 将单面膜等效z - scan理论、串级结构模型以及双面膜z - scan理论用于分析实验数据,结果表明双面膜z - scan理论比单面膜等效z - scan理论和串级结构模型更适合于双面自组装薄膜非线性实验数据的模拟分析。
In the thesis sga ' s theory has been analysed deeply , in order to get over the disadvantages of sga some mesures have been put forward to form a new theory mga , and apply it in the pi adjustor parameters " optimization of the single loop and series loop control system , the simulation results achieve good control effect . in addition , a software named control system adjustor parameters optimization ( csapo ) has been completed , which can universally be used to optimize the pi parameters in self - balance control system 深刻剖析了基本遗传算法理论,对其存在的缺点提出了五种改进措施,新的改进遗传算法克服了其部分不足之处,并将新的改进遗传算法应用到单回路和串级回路两种控制系统的pi调节器参数优化中,仿真结果取得令人满意的控制效果。另外,完成了《控制系统调节器参数优化》 ( csapo )软件,软件具有一定的通用性,能对有自平衡对象系统进行pi参数优化
Abstract : brief introduction to ( 2 ) cascading nonlinearities is presented . the enhancement mechanisms for optical kerr effect and the photorefractive effect as ( 2 ) cascading process are discussed . mutual inductance between quadric and cubic nonlinearities opens possibilities for engineering optical nonlinearities 文摘:介绍了( 2 )串级非线性.讨论了串级光克尔非线性和串级光折变非线性的增强机制,并指出二阶和三阶非线性的相互转化,为光学非线性工程设计提供了可行性
In chapter 2 , firstly the physics concept of mtf and the measurement principle of irfpa mtf are shown , the main measurement methods are described in detail ; secondly the diffraction of the measurement system is analyzed from two aspects : target diffraction and crosstalk interfere ; finally the algorithm method for eliminating statistical errors of mtf is discussed 第二章从mtf的物理意义出发,首先研究了irfpamtf的测试原理,具体分析了irfpamtf的主要测试方法,讨论了适用于本项目的刀口测试法;其次,从目标衍射和串音干扰两个方面分析了测试系统的衍射现象;最后讨论了减小统计误差的mtf计算方法。