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Advances in Civil Engineering
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2018
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Article
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Tab 9
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Research Article
A Comparative Study on Fracture Characteristics of the Red Sandstone under Water and Nitrogen Gas Fracturing
Table 9
The numerical results of rupture time and breakdown pressure with the nitrogen gas fracturing.
Specimen number
Method
Rupture time (s)
Breakdown pressure (MPa)
G1′
Numerical modeling
9.6
4.80
G2′
Numerical modeling
91.6
4.67
G3′
Numerical modeling
911.8
4.66