Research Article
Simulation Analysis of Gas Bubble Formation and Escape in Non-Newtonian Drilling Fluids
Table 1
Calculation results and experimental verification conditions.
| Parameters | Values | Units |
| Liquid density | 998.2 | Kg/m3 | Liquid viscosity | 1.00 | mPa·s | Gas density | 1.225 | Kg/m3 | Gas viscosity | | mPa·s | Surface tension | 0.073 | N/m | Gravity | 9.81 | m/s2 | Orifice radium | 0.8 | Mm | Flow rate | 150 | ml/h |
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