Research Article
Vibration Failure Analysis and Countermeasures of the Inlet Pipelines at a Gas Compressor Station
Table 2
Boundary conditions of the inlet pipeline modification models for CFD analysis.
| | Position | Model A | Model B | Model C | | Boundary condition | Value | Boundary condition | Value | Boundary condition | Value |
| | Inlet1 | Pressure inlet | 4.2 MPa | Pressure inlet | 4.2 MPa | Pressure inlet | 4.2 MPa | | Inlet2 | Wall | — | Wall | — | Pressure inlet | 4.2 MPa | | No. 1 | Velocity outlet | 0.89 m/s | Velocity outlet | 0.89 m/s | Velocity outlet | 0.89 m/s | | No. 2 | Velocity outlet | 0.89 m/s | Velocity outlet | 0.89 m/s | Velocity outlet | 0.89 m/s | | No. 3 | Velocity outlet | 0.89 m/s | Velocity outlet | 0.89 m/s | Velocity outlet | 0.89 m/s | | No. 4 | Wall | — | Wall | — | Wall | — |
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Velocity 0.89 m/s is converted by 64 × 104 m3/d based on the gas equation of state and the diameter of pipe.
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