共搜索到7186条信息,每页显示10条信息,共719页。用时:0小时0分0秒937毫秒
]. Annual Review in Control, 1998, 22: 145-171. [3] BALESTRINO A, LANDI A, SANI L. Parameter identification of continuous systems with multiple-input time delays via modulating functions [J]. IEE...J. Cent. South Univ. Technol. (2011) 18: 773-781 DOI: 10.1007/s11771-011-0762-y Unbiased parameter estimation of continuous-time system based on modulating functions with input and output white......
J. Cent. South Univ. (2012) 19: 2218-2230 DOI: 10.1007/s11771-012-1266-0 A novel internet traffic identification approach using wavelet packet decomposition and neural network TAN Jun(谭骏), CHEN Xing... the identification performance, wavelet packet decomposition (WPD) was used to extract several hidden features from the time-frequency information of network traffic. The experimental results show that the average......
, 2002, 21(1): 8-11. (in Chinese) [5] FURUKAWA T, SUGATA T, YOSHIMURA S, HOFFMAN M. An automated system for simulation and parameter identification of inelastic constitutive models [J]. Comput Methods...): 1176-1184. [11] SU Guo-shao, FENG Xia-ting. Parameter identification of constitutive model for hard rock under high situ stress condition using particle swarm optimization algorithm [J]. Chin J Rock Mech......
fastening; rubber absorber; dynamic characteristic; dynamic stiffness; parameter identification 铁路钢轨扣件系统是轨道结构中的重要减振元件,其弹性优劣直接影响列车运行的平稳性和舒适性.尤其在高速铁路列车运行速度不断提高的今天,钢轨扣件的弹性对轮轨系统的影响程度越来越明显[1-2].为了满足高速铁路列车的... and identification of car rubber supporting nonlinear hysteretic systems[J]. China Synthetic Rubber Industry, 2006, 29(3): 177-180. [15] Sj?berg M, Kari L. Testing of nonlinear interaction effects......
. Key words: improved Hilbert-Huang transform; wave group; orthogonal empirical mode decomposition; closely spaced modes; parameter identification Hilbert-Huang变换(Hilbert-Huang transform,HHT)[1-2]是一种全... and Structural Dynamics, 2003, 32: 1443. [4] 陈隽, 徐幼麟. HHT方法在结构模态参数识别中的应用[J]. 振动工程学报, 2003, 16(3): 383-388.CHEN Jun, XU You-lin. Application of HHT for modal parameter identification to civil structures......
improve the adaptability in different work conditions. Key words: fast forging hydraulic press, system identification, genetic algorithm, multi-PID controller, parameter optimization 快锻液压机是一种用于金属锻压成型的重型机械设备... database of parameter adjustment was established for different working conditions to optimize speed forging hydraulic press control characteristics. Firstly, the mathematical model of electro-hydraulic servo......
model and parameter identification method of bolted joint beam WANG Boping1, ZHAI Jingyu2, SUN Wei3, CHEN Yugang2, HAN Qingkai2 (1. Department of Flight Theory, Aviation University of Air Force...; parameter identification 螺栓联接方式是机械结构中常见的联接形式,在交通,航空,航天,能源,建筑以及各种通用机械设备中广泛应用.从机械动力学的角度,由于联接界面的存在会造成结构系统局部刚度和阻尼的非线性,在某些情况下其动力特性比较复杂,甚至出现分频振动,分岔和混沌等现象[1].螺栓联接梁是这类组合结构的典型代表,同样具有复杂的动力学特性,其联接部位具有非线性特性. 在工程实际......
J. Cent. South Univ. (2017) 24: 2596-2604 DOI: https://doi.org/10.1007/s11771-017-3673-8 Stochastic noise identification in a stray current sensor XU Shao-yi(许少毅)1, XING Fang-fang(邢方方)2, LI Wei(李威)1... of the stochastic noise identification with the Allan variance analysis method is evaluated. Furthermore, the zero-drift signal acquisition experiment is conducted to identify the stochastic noise......
the cement components in accordance with the specifications required, making the classification of the cement raw material pit is needed. To make this identification in a spatial system at a quarry stage... algorithms can be used as strong classifiers in cement quarry identification. It has also recorded that the conditional and mixed classifiers perform better than the conventional discriminant algorithms......
J. Cent. South Univ. (2016) 23: 1944-1953 DOI: 10.1007/s11771-016-3251-5 Line of sight waypoint guidance for a container ship based on frequency domain identification of Nomoto model of vessel M. T... excellent tracking of pilot inputs in the presence of wave induced motions and forces. Key words: container ship; Nomoto model; Kalman filter; frequency domain identification; CIFER software 1......