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random irregularity on vibration characteristic of train-slab track-subgrade system XU Qing-yuan, CAO Yang-feng, ZHOU Xiao-lin (School of Civil and Architectural Engineering, Central South University..., influence of short-wave random irregularity on vertical vibration responses of train-slab track-subgrade system was studied, and vertical vibration responses of train-slab track -subgrade system were......
get better optimum solutions with higher robustness and reliability.Key words:ride comfort; random road; 6σ robust design; uncertainty......
cubic Fe-Cu random solid solution alloys based on special quasirandom structure model WEN Yu-feng, SUN Jian, HUANG Jian (School of Materials Science and Engineering, Shanghai Jiao Tong... state properties, elastic constants and electronic structure of face-centered cubic (FCC) Fe and Fe-Cu random solid solution alloys with Cu contents of 25%, 37.5% and 50% (mole fraction). The special......
: nano-granular film; random anisotropy model; micromagnetic simulation; ripple structure; microwave permeability 1 Introduction The random anisotropy theory, which was used to explain the origin... structural parameters. Much attention is paid to granular films for their unique performances [6]. Based on the random anisotropy theory, micromagnetic structure and microwave permeability of magnetic......
based on random walk was proposed. According to the proposed algorithm, k source data packets were transmitted to every node in the network based on random walk, and every node received a number... network’s communication cost by about 61% and the Sink node’s query cost by about 40%. Key words: unattended wireless sensor networks; data storage; distributed storage algorithm; random walk 传感器网络[1]由......
D60-2015 code is between 1 000-4 000 a. Key words: bridge engineering; vehicle load; extreme value; random traffic flow 车辆荷载是公路桥梁可变荷载的重要组成部分,在公路桥梁设计结构验算中占主导地位.设计车辆荷载需要统计资料与实测数据制定.我国现行设计规范中的汽车荷载是"公路桥梁车辆荷载研究课题......
control system with communication constraints and random time delay is proposed. Considering communication constraints and random time delay, NCS is modeled as a discrete-time switched system with parameter...-loop system. Finally, a simulation example demonstrates the efficiency of the proposed method. Key words: networked control system; communication constraints; random time delay; TOD dynamic......
of fractal theory and random Brown function. Furthermore, the permeability coefficient of the single fracture was obtained. In order to test the stability of the method, 500 simulations were... the feasibility of the method.Key words:fractal theory; numerical simulation; representative elementary volume (REV); random brown function; permeability coefficient; fractal dimension......
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; 文章编号:1672-7207(2014)12-4224-08 H∞ filter design for networked nonlinear systems with random delay and packet dropouts ZHAO Liying, DOU Liya (School of Mathematics and Physics, University of Science and Technology Beijing, Beijing 100083, China) Abstract: The H∞ filtering problem of discrete networked nonlinear systems with mixed random time delays and packet dropouts were......
