A Validation of the Ultrasound Wave Velocity Method to Predict Porosity of Dry and Saturated Cement Paste
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Civil Engineering"
DOI: 10.1155/2018/3251206
Abstract: An approximate theoretical validation of the measured variation of ultrasound velocity with porosity of dry and saturated cement paste is proposed using finite element analysis of cement paste assuming as a multiphase composite. Cement paste… read more here.
Keywords: paste; velocity; cement paste; porosity dry ... See more keywords
Experimental Investigation on Cracking Characteristics of Dry and Saturated Shales in Nitrogen Fracturing after Liquid Nitrogen (LN2) Injection
Sign Up to like & getrecommendations! Published in 2023 at "Geofluids"
DOI: 10.1155/2023/8861524
Abstract: Cryogenic LN2 fracturing is one of the environmentally friendly waterless fracturing technologies that promote the fracture complexity of shale gas reservoir. The water-ice phase transition under freezing condition causes frost heave in saturated shale. The… read more here.
Keywords: dry saturated; breakdown pressure; pressure; shale ... See more keywords
Damage Monitoring of Dry and Saturated Rocks Using Piezo Transducers
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Testing and Evaluation"
DOI: 10.1520/jte20160158
Abstract: This paper explores the possibility of using the electro-mechanical impedance (EMI) technique for structural health monitoring (SHM) of underground rock structures. The underground structures are complex in design and require continuous inspection for their maintenance.… read more here.
Keywords: rock; damage monitoring; monitoring dry; dry saturated ... See more keywords
Triaxial Loading and Unloading Tests on Dry and Saturated Sandstone Specimens
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DOI: 10.3390/app9081689
Abstract: The brittle failure of hard rock due to the excavation unloading in deep rock engineering often causes serious problems in mining and tunneling engineering, and the failure process is always affected by groundwater. In order… read more here.
Keywords: sandstone; water; sandstone specimens; loading unloading ... See more keywords
Comparative Analysis of Static and Dynamic Mechanical Behavior for Dry and Saturated Cement Mortar
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DOI: 10.3390/ma12203299
Abstract: Deformational and breakage behaviors of concrete and cement mortar greatly influence various engineering structures, such as dams, river bridges, ports, tunnels, and offshore rig platforms. The mechanical and petrophysical properties are very sensitive to water… read more here.
Keywords: cement mortar; dry saturated; mortar; water saturation ... See more keywords