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and Surveying Engineering, Hunan City University, Yiyang 413000, China) Abstract: Based on the statistical property that residual vectors should be normally distributed, a hypothesis test was proposed whether there is an exception in filter to control the influence of dynamic model errors and great error in observation on the status parameter estimation. The results show that when there is an exception......
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tearing failure during the whole test process. Therefore, the novel collision post structure proposed has met the requirements specified in new standard to improve the crashworthiness of subway cab cars... test Cite this article as: XING Jie, XU Ping, ZHAO Hui, YAO Shu-guang, WANG Qian-xuan, LI Ben-huai. Crashworthiness design and experimental validation of a novel collision post structure for subway cab......
; parameter identification; SOC estimation Cite this article as: JI Yan-ju, QIU Shi-lin, LI Gang. Simulation of second-order RC equivalent circuit model of lithium battery based on variable resistance... source for electric vehicles by virtue of their superior performance [2]. The state of charge (SOC) of the battery is an important parameter for the residual energy of the reaction battery. Due......
Research on Test Unit for Determining Cooling Characteristics of Quenchants CHEN Nai-lu1,LI Lin-lin1,LIU Zhan-cang1,ZHANG Wei-min1,LIU Yang1 (1.School of Material Sci & Eng , Shanghai Jiao Tong University, Shanghai, 200030, China) 摘要:According to ASTM Designation DXXXX Standard Test Method for Determination of Cooling Characteristics of Quenchants by Cooling Curve Analysis with Agitation......
compression test using Gleeble-1500 thermal-mechanical simulator. Compression tests were preformed in the temperature range of 653-773 K and in the strain rate range of 0.001-10 s-1 up to a true plastic... of the alloy during the elevated temperature deformation can be represented by a Zener-Hollomon parameter with the inclusion of the Arrhenius term. The values of n, α and A in the analytical......
A MoLC+MoM-based G0 distribution parameter estimation method with application to synthetic aperture radar target detectionZHU Zheng-wei(朱正为)1, 2, 3, ZHOU Jian-jiang(周建江)2, GUO Yu-ying(郭玉英)1(1. School... limited by its disadvantages that the parameter estimation is complex and the local detection threshold is difficult to be obtained. In order to solve the above-mentioned problems, an synthetic......
as a plane frame model, by using the orthogonal test method, and the design parameter of pile-slab structure is optimized. Moreover, based on the engineering background of Suining-Chongqing high-speed railway, the dynamic deformation characteristics of pile-slab structure roadbed are further researched by carrying on the indoor dynamic model test. The test results show that the settlement after......
二级驱动液浆体泵的设计及试验栾唤唤1,赵志远1,孙荣权1,沈越1(1.辽宁省沈阳市沈阳大学 机械工程学院)摘 要:介绍一种用于输送含有固体颗粒的二相流体的浆体泵,简述其工作原理,结构以及主要参数设计.样机在黄金选矿厂进行的半工业试验取得良好效果:尾矿浆输送流量50 m3/h,输送压力2.5 MPa,浆体浓度26%,整机效率71%,运行时间980 h.关键词:二级驱动; 浆体泵; 参数设计......
the plate load test. SEM analysis for soil samples shows improvement in the soil compaction via reduction of voids between soil particles. XRD analysis shows no major structural changes...; however, the presence of interfering materials (surfactants) hinders the separation. Key words: enzyme; resilient modulus; cyclic loading; regression analysis; plate load test Cite this article......