Research Article
Modeling of Sand and Crude Oil Flow in Horizontal Pipes during Crude Oil Transportation
Table 2
Similarities and differences between the new model and Doan et al.’s model.
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Serial number | Condition | Doan et al. models | The modified Doan et al. model |
| (1) | Mass transport | 1 solid phase equation + 1 liquid phase equation without eddies | 2 solid phase equations + 1 liquid phase equation which include eddy parameter |
| (2) | Momentum transport | Including a fluid parameter and suspension parameter for sand | Including a fluid parameter and suspension and deposition parameters for sand |
| (3) | Mathematical solution | Considering molecular diffusivity term in its solution | Including both molecular and eddy diffusivity terms in the solution |
| (4) | Number of equations |
(4)
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(5)
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