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J. Cent. South Univ. Technol. (2010) 17: 1376-1382 DOI: 10.1007/s11771-010-0645-7 Deduction and experimental investigation of constitutive relation of liquefaction of saturated sand WANG Xing-hua... South University Press and Springer-Verlag Berlin Heidelberg 2010 Abstract: According to the existing problems of liquefaction models of saturated sand that were put forward under dynamic action......
High temperature oxidation resistance of plasma sprayed NiCrAl+(ZrO2+Y2O3) gradated coating on stainless steel surface CHEN Fei(陈 飞)1, 2, ZHOU Hai(周 海)1, L? Tao(吕 涛)1 1... oxidation resistance of the plasma sprayed samples at 800 ℃ was investigated. The oxidation kinetics curve was obtained. The results show that the thickness of gradated coating is about 410 μm......
Particle erosion of infrared materialsQi He , Fanxiu Lv, Fenglei Zhang, Huibin Guo, and Junjun Wei School of Materials Science and Engineering, University of Science and Technology Beijing, Beijing 100083, China.摘 要:Erosion test of some infrared (IR) optical crystals (Ge, ZnS, MgF2, and quartz) was conducted with a number of different erodents (glass......
penetration resistance ps, relative compaction Dr, average particle diameter D50, and groundwater table dw were used as influencing factors of sand liquefaction potential measured indicators...;灰色聚类;白化权函数 中图分类号:TU449 文献标志码:A 文章编号:1672-7207(2014)01-0269-07 Sand liquefaction......
). The results indicated that 3DOP could supply clearer and more detailed arc erosion morphology information. Arc erosion resistance of Ag/SnO2(10) electrical contact material was the best and that of Ag... material was the slightest. Arc erosion resistance of Ag/SnO2(10) contact material was better than that of other Ag/MeO(10) contact material in this experiment. 3.3.2 Three-dimensional macro......
YJ. Cent. South Univ. Technol. (2009) 16: 0482-0487 DOI: 10.1007/s11771-009-0081-8 Constitutive equations and finite element implementation of strain localization in sand deformation HUANG...; Abstract: A recently proposed model coupling with the solid-fluid of the saturated sand was utilized to study the deformation band. Based on the critical......
能;数值模拟 中图分类号:U270.11 文献标志码:A 文章编号:1672-7207(2014)11-4043-07 Effect of sand... of effect of sand control wall’s position on the aerodynamic performance of a passenger train in low cutting along Lanzhou-Xinjiang railway was performed. The results show that in low cutting without......
effect can improve the compactness of sand and greatly control the transient deformation of reinforced soil to weaken the damage capacity of dynamic loading. Moreover, the mobilized lateral resistance... J. Cent. South Univ. (2020) 27: 920-936 DOI: https://doi.org/10.1007/s11771-020-4341-y Load-bearing characteristics of square footing on geogrid-reinforced sand subjected to repeated loading ZHANG......
J. Cent. South Univ. Technol. (2008) 15(s1): 316-321 DOI: 10.1007/s11771-008-371-6 Prediction of shear bands in sand based on granular flow model and two-phase equilibrium ZHANG Yi-tong(张义同)1... interpretation of shear bands in sand as a bifurcation problem in continuum mechanics, shear bands in sand are considered as high-strain phase (plastic phase) of sand and the materials outside......
Trans. Nonferrous Met. Soc. China 25(2015) 2587-2593 Effect of Al-deposition on erosion resistance of plasma sprayed thermal barrier coating Xiao-feng ZHANG1,2, Ke-song ZHOU1,2, Shu-juan DONG3, Wei... was then carried out at 700 °C for 1 h and 900 °C for 5 h to improve the erosion resistance of Al-deposited TBC. A α-Al2O3 layer was in situ synthesized on the top of 7YSZ coating via vacuum heat treatment......