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Institute of Mining and Metallurgy Publication Series, 2015, 1: 331–340. [2] LI Li, NI Song-song. Shearer gearbox fault diagnosis based on improved wavelet denoising pretreatment and EEMD [J]. Journal... the research on the drum type coal mining machine. WU et al [5] put forward a multi-body system dynamical model including elastic deformation effect of structure based on the rest results of principal modes......
are based on the ISO 9223:1992, where the maximum NaCl deposition rate in outdoor environment is 1500 mg/(m2·d). The NaCl deposition rate of 1170 mg/(m2·d) was chosen to investigate the evolution... T. Ion selective permeability of the rust layer on Fe-Co and Fe-Ni low alloy steel [J]. Journal of the Japan Institute of Metals, 1999, 63(9): 1133-1136. [33] NODA K, NISHIMURA T, MASUDA H, KODAMA T......
Dang-guo, WANG Jia-dao, CHEN Da-rong. Influence of ytterbium on the electrochemical property of PbCaSn alloy in sulfuric acid solution[J]. Journal of Power Sources, 2012, 210: 163-171. [12] CHEN Hua.... Microstructure evolution and modification mechanism of the ytterbium modified Al-7.5%Si-0.45% Mg alloys[J]. Journal of Alloys and Compounds, 2011, 509: 3387-3392. [14] 黄美松, 成 维, 杨露辉, 贾帅广. 高纯金属镱的制备工艺......
, MINOSHIMA K. A simple method to evaluate anisotropic plastic properties based on dimensionless function of single spherical indentation-Application to SiC whisker-reinforced aluminum alloy [J]. Materials... Mechanics Reviews, 2002, 55(3): B51. [36] NI W, CHENG Y T, CHENG C M, GRUMMON D S. An energy- based method for analyzing instrumented spherical indentation experiments [J]. Journal of Materials Research, 2004......
] CHALAVADI S K. Parameter identification of GISSMO damage model for DOCOL 900M high strength steel alloy: Usage of a general damage model coupled with material modeling in LS-DYNA for Advanced high..., 李洁, 等. 铝型材防撞梁的碰撞断裂失效表征[J]. 清华大学学报(自然科学版), 2017, 57(5): 504-510. LAI Xinghua, WANG Lei, LI Jie, et al. Characterization of the fracture of an aluminum alloy anticollision-beam to impact loading[J......
; 材料测试 为测试试样抗氧化性能,等温静态氧化实验在马弗炉中进行,氧化温度为1500 ℃.氧化一定时间后将试样迅速取出冷却,使用精度为0.1 mg的分析天平称量试样氧化过程中的质量变化.将累计质量变化表达成时间的函数,利用式(1)计算涂层试样氧化质量损失率: ...]. Corrosion Science, 2012, 58(5): 79-85. [14] HE Pei-gang, CHEN Ke, YANG Jing-lei. Surface modifications of Ti alloy with tunable hierarchical structures and chemistry for improved metal-polymer......
transfer behavior of Ag-based contact material, arc-erosion tests of the Ag-4wt.%TiB2 contact material were performed for 5000 operations at 24 V/16 A under resistive load on an electric contact material... anode to cathode. Nevertheless, an opposite mode presents at 4 mm, which is from cathode to anode. Key words: Ag-based contact materials; contact force; electrode gap; material transfer; arc erosion 1......
ARTICLE J. Cent. South Univ. (2019) 26: 1649-1660 DOI: https://doi.org/10.1007/s11771-019-4119-2 Hybrid input shaping control scheme for reducing vibration of robot based on multi-mode control WEI... suppression; multi-mode; robot Cite this article as: WEI Yu-lan, LI Bing, OU Peng-fei, ZHANG Qing-zhu. Hybrid input shaping control scheme for reducing vibration of robot based on multi-mode control [J......
磨损率与质量磨损量最小,分别为0.717×10-7 mm3/(m·N),10 mg,明显低于常压烧结试样的,且略低于罗兰电刷试样的(0.880×10-7 mm3/(m·N),12 mg). 2.4.2 复合材料的3D形貌和SEM像 图7(a)~(c)所示为摩擦3 h后试样表面的3D形貌.由图可知,常压烧结试样的摩擦面粗糙,且起伏较大(见图7(a)).加压烧结试样和罗兰电刷试样的摩擦面较..., CAI J, Lü P, ZHANG Y, XIA H, GUAN Q. Surface microstructure and properties of Cu-C powder metallurgical alloy induced by high-current pulsed electron beam[J]. Journal of Alloys & Compounds, 2016......
materials. Among these techniques, ARB is widely used to produce metallic composites such as Al/Cu [10,11], Al/Ni [12], Al/Ti [13,14] and Al/Mg [15] laminated sheets. Single-phase nanostructured materials... A, LU C, TIEU K, LI H J, KONG C. Mechanical properties and microstructure of a Ti-6Al-4V alloy subjected to cold rolling, asymmetric rolling and asymmetric cryorolling [J]. Materials Science......
