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Effect of cantilever soldier pile foundation excavation closing to an existing composite foundationWANG Gui-he(王贵和), YANG Yu-you(杨宇友)(School of Engineering and Technology, China University..., the displacement of supporting system caused by excavation is mainly in the horizontal direction; while when the adjacent building exists, the displacement of supporting system will be vertical. 2) When......
EFFECT OF DEEP COLD TREATMENT ON TWO CASE HARDENING STEELS C.H. Surberg1,P. Stratton2,K. Lingenh3 (1.V-Research Center of Competence for Tribology and Technical Logistics GmbH, Dornbim, Austria... that for both 16MnCr5 and 21NiCrMo2 carburised to a case depth of approximately 0.8 mm, the longer and colder the deep cold treatment, the more the austenite retained in the case was converted......
Comprehensive assessment on dynamic roof instability under fractured rock mass conditions in the excavation disturbed zoneXing-ping Lai1,2,3) ,Fen-hua Ren2) ,Yong-ping Wu1,3) ,and Mei-feng Cai2) 1... that the fracture in rocks induced roof collapse in Yangchangwan Coal Mine,China. The rock mass was particularly weak and fractured. There occurred 6 large-scale dynamical roof falls in the excavation......
Rapid excavation with a newly developed retaining system: Spiral assembly steel structureGUAN Cheng-li(关成立), YANG Yu-you(杨宇友), WANG Cheng-biao(王成彪) (School of Engineering and Technology, China University of Geosciences (Beijing), Beijing 100083, China)Abstract:The spiral assembly steel structure, a newly developed retaining wall for the rapid excavation of small-sized foundation pits......
J. Cent. South Univ. (2020) 27: 3852-3874 DOI: https://doi.org/10.1007/s11771-020-4468-x Excavation influence of triangular-distribution tunnels for wind pavilion group of a metro station CHEN Tao... of different triangular-distribution tunnels excavation schemes on the surface settlement and tunnel stability. The objective of this study is to reveal the change rules of surface settlement......
of 20CrMnTi steel was studied. The relationship between the depth of a carburized layer and the surface carbon distribution was established. Eddy current testing system of the case depth of this carburized steel was built by using ANSYS software as second development platform. 关键词:carburizing; case depth; eddy current testing; finite element; [全文内容正在添加中] ......
; case study......
A case study of customer satisfaction for information technology solutionsSung Yun YU1, Jinsoo PARK2, Jin KIM1, HyungJin LEE1, Hee Jun YOON1(1. Supercomputing Center, Korea Institute of Science... method to define and measure the customer satisfaction for the information technology solutions. As a case study of the customer satisfaction, the modified SERVQUAL items and scoring method......
J. Cent. South Univ. (2016) 23: 1778-1785 DOI: 10.1007/s11771-016-3231-9 Vehicular emissions and concentrations in school zones: A case study ALZUHAIRI Ali1, ALDHAHERI Mustafa1, SUN Zhan-bo(孙湛博)1, 2... and concentrations near a highway traffic network, where a school zone is located in. In the case study, VISSIM traffic micro-simulation is used to estimate the source of vehicular emissions at each......
J. Cent. South Univ. (2012) 19: 664-668 DOI: 10.1007/s11771-012-1054-x Case study of underground pipe ground coupled heat pump system ZHENG Min(郑敏)1, LI Bai-yi(李百毅)2, QIAO Zheng-yong(乔振勇)3 1. Faculty of Urban Construction and Environment, Chongqing University, Chongqing 400030, China; 2. Faculty of Architecture, Southwest Jiaotong University, Chengdu 610031, China; 3. Architecture Science......