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Tunnel face stability and ground settlement in pressurized shield tunnellingSU Yi(苏艺)1, WANG Guo-feng(汪国锋)1, ZHOU Qing-hong(周庆宏)2, 3(1. Beijing Railway Construction and Management Co., Ltd., Beijing... of the stability of large-diameter circular tunnels and ground settlement during tunnelling by a pressurized shield was presented. An innovative three-dimensional translational multi-block failure mechanism......
J. Cent. South Univ. Technol. (2011) 18: 1133-1138 DOI: 10.1007/s11771-011-0814-3 Static characteristics of new type externally pressurized spherical air bearings WANG Fu-sheng(王福生), BAO Gang(包钢... to provide some theoretical guideline for the structure design of the new type externally pressurized spherical air bearings, the static characteristics and the factors affecting the static......
J. Cent. South Univ. (2016) 23: 708-720 DOI: 10.1007/s11771-016-3116-y Safe retaining pressures for pressurized tunnel face using nonlinear failure criterion and reliability theory YANG Xiao-li(杨小礼... Abstract: Based on the active failure mechanism and passive failure mechanism for a pressurized tunnel face, the analytical solutions of the minimum collapse pressure and maximum blowout pressure that could......
) was prepared by the pressurized oxidation method and incorporated into polyimide (PI) matrix to fabricate high-k composite films by in-situ polymerization and subsequent thermal treatment. The results show... increased to 108 at 102 Hz and was 26 times that of the pure PI. Key words: graphite oxide; pressurized oxidation; polyimide; dielectric permittivity; percolation 1 Introduction The development......
Study on Dendritic Growth in Pressurized Solidification of Mg–Al Alloy Using Phase Field SimulationHaowei Pan1,Zhiqiang Han1,Baicheng Liu1,21. Key Laboratory for Advanced Materials Processing... University摘 要:A multi-grain phase field model coupled with thermodynamic calculation was adopted to describe the dendritic growth in pressurized solidification of Mg......
Constructing mild expanded graphite microspheres by pressurized oxidation combined microwave treatment for enhanced lithium storageCan-Liang Ma1,Zhen-Hui Hu1,Ning-Jing Song2,Yun Zhao1,Yan-Zhen... simple and gentle method is proposed to synthesize the mild expanded graphite microspheres(MEGMs) from flake graphite spheres through a combined modified pressurized oxidation combined......
J. Cent. South Univ. (2012) 19: 128-134 DOI: 10.1007/s11771-012-0981-x Characteristics of supersonic flow in new type externally pressurized spherical air bearings WANG Fu-sheng(王福生), BAO Gang(包钢... to predict accurately the characteristics of supersonic flow in new type externally pressurized spherical air bearings under large bearing clearance and high air supply pressure, which could decrease......
Effect of nitrogen on corrosion behaviour of a novel high nitrogen medium-entropy alloy CrCoNiN manufactured by pressurized metallurgyHao Feng1,Huabing Li1,Xiaolei Wu2,Zhouhua Jiang1,Si Zhao1,Tao... strength and slightly lower ductility than CrCoNi alloy, was successfully manufactured by pressurized metallurgy. The microstructure and corrosion behaviour were investigated by microscopic......
; 文献标志码:A 文章编号:1672-7207(2021)01-0096-10 Study of homogeneous formation of NOx and SNCR reaction mechanism in pressurized oxy-fuel atmosphere DUAN Yuanqiang, HONG Pu, QIU...: The kinetic calculations and experiments were conducted to study the homogeneous formation and selective non-catalytic reduction(SNCR) characteristics of NOx in the pressurized oxy-fuel atmosphere......