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Mathematical Problems in Engineering
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2020
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Article
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Tab 5
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Research Article
Increasing Oxygen Mass Fraction in Blind Headings of a Plateau Metal Mine by Oxygen Supply Duct Design: A CFD Modelling Approach
Table 5
Average oxygen mass fraction in the breathing zone of the two designs.
Z
= 1
Z
= 3
Z
= 5
Oxygen mass fraction
Case 2.1
0.242
0.243
0.245
Case 2.6
0.247
0.249
0.241