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Centrifugal model test and numerical simulation of vertical earth pressure on soft foundation box culvertZHANG Jun-hui(张军辉)1, 2, YAO Yong-sheng(姚永胜)1, ZHENG Jian-long(郑健龙)1, ZHANG Tao(张涛)3(1... the interaction of the soil-culvert-foundation system, both a centrifugal model test and a numerical simulation were conducted and the comparisons with the current methods to determine the load......
. It turns out that the calculated result of total forging pressure is basically in agreement with measured value in the actual press test. Key words: slab forging; bulge; strain rate vector; inner-product... Article ID: 1003-6326(2005)05-1009-05 Solution for slab forging with bulge between two parallel platens by strain rate vector inner-product integration and series expansion ZHAO De-wen(赵德文......
Simulation of Fiber Pushing-out Test张亚芳Faculty of Civil Engineering,Guangzhou University摘 要:The stress distribution on the failure progress of fiber pushed-out test was studied. A numerical program, developed by meso-damage mechanics, was adopted to simulate the whole failure process of interface debonding and fiber pushing out. From the simulation......
J. Cent. South Univ. (2020) 27: 210-220 DOI: https://doi.org/10.1007/s11771-020-4289-y Model test to investigate reasonable reactive artificial boundary in shaking table test with a rigid container... of Springer Nature 2020 Abstract: When conducting dynamic tests of underground structure by a rigid container, reasonable boundary conditions are one of the essential factors related to the accuracy of test......
Effect of temperature on vacuum hot bulge forming of BT20 titanium alloy cylindrical workpiece WANG Ming-wei(王明伟)1, 2, ZHANG Li-wen(张立文)1, 2, PEI Ji-bin(裴继斌)1, 2, LI Chen-hui(李辰辉)3, ZHANG Fan... parameters for BT20 titanium alloy cylindrical workpiece manufactured by vacuum hot bulge forming. A two-dimensional nonlinear thermo-mechanical coupled FE model was established. Numerical simulation......
ARTICLE J. Cent. South Univ. (2019) 26: 1619-1636 DOI: https://doi.org/10.1007/s11771-019-4117-4 Factors affecting thin coal seam shearer drum coal-loading performance by a model test method GAO... to study the pivotal factors’ influences on drum coal-loading rate using a model test method. The effects of the drum hub diameter, cutting depth, vane helix angle, drum rotation speed and hauling speed......
Novel accelerated corrosion test for LY12CZ and LC4CS aluminum alloys CAI Jian-ping(蔡健平), LIU Ming(刘 明) Beijing Institute of Aeronautic Materials, Beijing 100095, China Received 28 July 2006; accepted 15 September 2006 Abstract: A new accelerated corrosion test-comprehensive environmental test (CET) was developed in order to estimate the outdoor corrosion of aluminum alloys in marine......
Water shutoff model test in water-rich sandy stratum by phosphoric acid-water glass groutYANG Yu-you(杨宇友), NI Mao-guang(倪茂光) (School of Engineering and Technology, China University of Geosciences...% phosphoric acid by 1:1 volume ratio is found to be more effective in stopping water. Laboratory model test of water shutoff by grouting was conducted. Test results show that the diffusion length......
材成形性能最差. 图4 2B06板材单向拉伸试件 Fig. 4 Uniaxial tensile specimen of 2B06 sheet 图5 覆层板椭圆胀形试验得到2B06试件 Fig. 5 2B06 specimens obtained by overlapping elliptical bulge test 图6 覆层板... sheet metal was presented, namely, the tension-compression side of the FLD was obtained by the uniaxial tension test. The limit strains of tension-tension side for the aluminum alloy by overlapping......