Zobrazeno 1 - 10
of 489
pro vyhledávání: '"Hanlong liu"'
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 2, Pp 661-669 (2024)
Biomineralization through microbial process has attracted great attention in the field of geotechnical engineering due to its ability to bind granular materials, clog pores, and seal fractures. Although minerals formed by biomineralization are genera
Externí odkaz:
https://doaj.org/article/38ec9fb8bb3c4c8f802f54c261ac07a3
Publikováno v:
Underground Space, Vol 13, Iss , Pp 228-240 (2023)
Groundwater plays an essential role in stabilizing underground structures. However, hydrostatic uplift forces from groundwater can create safety hazards. This paper obtained the groundwater buoyancy reduction coefficients of 36 types of clays through
Externí odkaz:
https://doaj.org/article/ac52ff46dbcf4d6ba5913bb02fd74a23
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 15, Iss 7, Pp 1671-1686 (2023)
With the development of global urbanization, the utilization of underground space is more critical and attractive for civil purposes. Various shapes of shield tunnels have been gradually proposed to cope with different geological conditions and servi
Externí odkaz:
https://doaj.org/article/817e0092913b4f728c96fc7f2c4884c6
Publikováno v:
Underground Space, Vol 10, Iss , Pp 15-36 (2023)
Groundwater level change stands a momentous role in affecting the geotechnical construction stability and safety of underground structures. Global warming and active underground construction cause conspicuous changes in the groundwater level, which f
Externí odkaz:
https://doaj.org/article/c5469d30ab444e39b9a3b5e341d02ac1
Publikováno v:
Underground Space, Vol 7, Iss 5, Pp 798-811 (2022)
Seismic responses of utility tunnel-soil system were studied via shaking table model tests with considerations of two kinds of double box utility tunnels: with and without joint connections. These two testing utility tunnel models were made of galvan
Externí odkaz:
https://doaj.org/article/0a57b1c2c11b484d80902b66ddff03e6
Publikováno v:
Underground Space, Vol 7, Iss 5, Pp 911-927 (2022)
The pile responses induced by adjacent tunnel excavation have been a hot research topic in geotechnical engineering. Tunnel excavation may exert disturbance to the surrounding soil mass and then influence the adjacent pile foundations. In this paper,
Externí odkaz:
https://doaj.org/article/a51689b6c5884e12b9c279d02386d949
Publikováno v:
Underground Space, Vol 7, Iss 3, Pp 380-407 (2022)
In an urbanization process, infrastructure elements such as tunnels and deep excavations are widely used to service the development of cities. Owing to the lengthy geological processes of geomaterials and the limited availability of site-specific tes
Externí odkaz:
https://doaj.org/article/6ab382b9194240849448bf9b4dc2053b
Publikováno v:
Underground Space, Vol 7, Iss 1, Pp 122-133 (2022)
Excessive structural forces generated inside tunnel linings could affect the safety and serviceability of tunnels, emphasizing the need to accurately predict the forces acting on tunnel linings during the preliminary design phase. In this study, an a
Externí odkaz:
https://doaj.org/article/ab02d304f9da4504ac50dbbcf146d49a
Autor:
Liang Liu, Gui Yang, Jianxin He, Hanlong Liu, Jingwei Gong, Haihua Yang, Wu Yang, Panuwat Joyklad
Publikováno v:
Case Studies in Construction Materials, Vol 16, Iss , Pp e00773- (2022)
Blended fibres are being utilized in ordinary Portland cement-based materials (CBMs). The inclusion of blended fibre (a mix of several fibre types) may help CBMs perform better under fire. Fibre factor (F.F) and mechanical characteristics of blended
Externí odkaz:
https://doaj.org/article/fc717a5fb3064da996a26fc70b70d8fc
Autor:
Haihua Yang, Liang Liu, Wu Yang, Hanlong Liu, Waqas Ahmad, Ayaz Ahmad, Fahid Aslam, Panuwat Joyklad
Publikováno v:
Case Studies in Construction Materials, Vol 16, Iss , Pp e00830- (2022)
Cement is the main component of concrete, a widely used building material. Cement production requires substantial energy, exhausts natural resources, and causes CO2 emissions. Efforts are being undertaken to develop a concrete binder instead of cemen
Externí odkaz:
https://doaj.org/article/dd1d72c2e1894a4886dcfdf524264808