Zobrazeno 1 - 10
of 118
pro vyhledávání: '"Baosong Ma"'
Publikováno v:
Results in Engineering, Vol 22, Iss , Pp 102187- (2024)
The buckling of liners carries significant implications, including hampered medium transmission, structural damage, and the risk of leaks, adversely affecting production, economy, and the environment. The interface performance between Cured-in-place-
Externí odkaz:
https://doaj.org/article/5aae882f3ef34f459abdbcb1e02ef51d
Publikováno v:
地质科技通报, Vol 41, Iss 6, Pp 331-338 (2022)
To improve the accuracy of formation inversion by cuttings during tunnel geological investigation using horizontal directional drilling technology, this study focuses on the correlation of cutting transportation features and formation spatial locatio
Externí odkaz:
https://doaj.org/article/2a879780c5c14793bb4eb8d3d6e92eca
Publikováno v:
地质科技通报, Vol 41, Iss 4, Pp 259-265 (2022)
Jacking force is one of the most important parameters in the design and construction of pipe jacking. The accuracy of the jacking force will directly affect the success or failure of the pipe jacking project. Pipe jacking is increasingly applied to r
Externí odkaz:
https://doaj.org/article/5d35e6234b694621929a1ee3bf79aa19
Publikováno v:
Underground Space, Vol 6, Iss 2, Pp 101-125 (2021)
Rectangular pipe jacking or box jacking has become more popular in municipal applications because of its better adaptability to shallow overburdens and its higher structural section utilization than the conventional circular pipe jacking. This case s
Externí odkaz:
https://doaj.org/article/4a94dc596e034068a9172cb143a31be5
Publikováno v:
地质科技通报, Vol 40, Iss 2, Pp 125-130 (2021)
In view of the current situation that there are few studies on the calculation model of the vertical soil pressure on the rectangular box jacking, the calculation model of the soil pressure on the rectangular box jacking considering the grouting effe
Externí odkaz:
https://doaj.org/article/4d66a2af253d4817a9f42bbe192d5e14
Publikováno v:
地质科技通报, Vol 40, Iss 2, Pp 111-117 (2021)
With the increasing of the cross section area of pipe jacking, the transportation problem of pipe is becoming more and more serious.And the assembled pipe jacking technology can effectively solve this problem.Based on the existing assembled structura
Externí odkaz:
https://doaj.org/article/c3f5acd784774a84a6c9e016195880c1
Publikováno v:
Applied Sciences, Vol 12, Iss 17, p 8726 (2022)
Ecological ternary cements (ECP) were prepared with powders of phosphogypsum (PG), fly ash (FA) and Portland cement (PC). The evolution mechanism of the hydration product structure was characterized through macro and micro experiments. The thermodyna
Externí odkaz:
https://doaj.org/article/178281f3f25346efa005edc0e8fe7e70
Publikováno v:
Materials, Vol 15, Iss 14, p 4830 (2022)
For buried municipal tunnels—such as cable tunnels and utility tunnels with structural defects—due to the sheltering of the internal pipelines, shelves, and other auxiliary facilities, traditional trenchless rehabilitating methods are not applica
Externí odkaz:
https://doaj.org/article/4908cec1221a4600825746a7bf9c65bb
Publikováno v:
Water, Vol 14, Iss 13, p 2097 (2022)
Municipal water mains are built with a target service age of several decades. In such a long life, breaks can occur, even multiple times. Water mains can be maintained before or right at breaks. The former is referred to as the preventive strategy, w
Externí odkaz:
https://doaj.org/article/f77ce6e6719a4ccb8145b987b796d2ee
Publikováno v:
Applied Sciences, Vol 12, Iss 11, p 5374 (2022)
Trenchless rehabilitation lining can be divided into flexible solid wall lining structures, rigid lining structures and rigid–flexible composite lining structures. This paper reviews the research status of the design theory of trenchless rehabilita
Externí odkaz:
https://doaj.org/article/ba9ef0fb3e884bca864e675ff9fba7c7