scholarly journals Mechanical Model of Shear Deformation of Steep Sandy Slope due to Rainfall

Landslides ◽  
1999 ◽  
Vol 36 (1) ◽  
pp. 12-19_1 ◽  
Author(s):  
Katsuo SASAHARA
2011 ◽  
Vol 201-203 ◽  
pp. 203-208
Author(s):  
Liang Chen ◽  
Shu Guang Zhao ◽  
Li Juan Zhang ◽  
Li Qiang Zhang ◽  
Wen Bing Zhang

Woven fabrics are used in a wide variety of products, and they are prized for their flexibility, formability, and high specific strength. However, modeling woven cloth is difficult due, in particular, to complex mechanical properties. In this paper, the shear behavior of plain woven fabric is studied. Through the analysis, a mechanical model is proposed which take the shearing properties into account. It uses physical-based model for animating cloth objects. Furthermore, we demonstrate the efficiency of this method with examples related to accurate cloth simulation from experimental shear curve measured on actual materials.


2011 ◽  
Vol 6 (1) ◽  
pp. 129-140
Author(s):  
Katsuo SASAHARA ◽  
Jumpei YAMAGUCHI ◽  
Naoki SAKAI ◽  
Masaki UETAKE

2011 ◽  
Vol 374-377 ◽  
pp. 2543-2547
Author(s):  
Hai Qing Liu ◽  
Yao Feng Yan

The hybrid seismic isolation system , consisting of the SMA strands-laminate rubber bearing combined with magneto rheological damper ,was explored, for the sake of improving seismic isolation efect of the SMA strands-laminate rubber bearing under great earthquake ,especially when level shear deformation of SMA rubber bearing is bigger(D>0.55d) .So does its mechanical model. In this paper,we compare the SMA strands-laminate rubber bearing with the hybrid seismic isolation system. Simulation analysis results indicate that the hybrid seismic isolation system is able to achieve both low interstory drift and acceleration and,at the same lime,limit the base displacement.The security of isolated structure was improved largely.


Author(s):  
Fan Guochuan ◽  
Sun Zhongshi

Under influence of ductile shear deformation, granulite facies mineral paragenesis underwent metamorphism and changes in chemical composition. The present paper discusses some changes in chemical composition of garnet in hypers thene_absent felsic gnesiss and of hypersthene in rock in early and late granulite facies undergone increasing ductile shear deformation .In garnet fetsic geniss, band structures were formed because of partial melting and resulted in zoning from massive⟶transitional⟶melanocrate zones in increasing deformed sequence. The electron-probe analyses for garnet in these zones are listed in table 1 . The Table shows that Mno, Cao contents in garnet decrease swiftly from slightly to intensely deformed zones.In slightly and moderately deformed zones, Mgo contents keep unchanged and Feo is slightly lower. In intensely deformed zone, Mgo contents increase, indicating a higher temperature. This is in accord with the general rule that Mgo contents in garnet increase with rising temperature.


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