Study on Asymmetry Concentration of Mixed Oil in Products Pipeline
Abstract
:1. Introduction
2. Asymmetric Distribution Model of Mixed Oil
2.1. Flow-Control Equation
2.2. Model with Polar Adsorption Layer
2.3. Model Considering Temperature Change
3. Numerical Solution Method of Mixed Oil Model
3.1. Computational Domain
3.2. Governing Equation Discretization
3.2.1. Convection Equation Discretization
3.2.2. Diffusion Equation Discretization
3.2.3. Boundary Condition Dispersion
3.2.4. Proposal and Calculation Method of Deviation Volume
4. Results and Discussion
4.1. Basic Data
4.2. Model Validation
4.2.1. Grid Independence Test
4.2.2. Experimental Verification
4.2.3. Empirical Formula Verification
4.3. Analysis of Concentration Field Distribution Characteristics
4.3.1. Comparison of One-Dimensional Model and Two-Dimensional Model
4.3.2. Comparison of the Effects of Convection and Diffusion on the Mass Transfer Process
4.3.3. The Impact of the Viscous Sublayer
4.4. Numerical Analysis of Influencing Factors of Asymmetry Distribution
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Conflicts of Interest
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Variety | Density (kg/m3) | Temperature Coefficient (kg/(m3·°C)) | |||
---|---|---|---|---|---|
15.6 °C | 17 °C | 37.8 °C | |||
Gasoline | 90# | 733.9 | 732.7 | 713.9 | 0.91 |
95# | 754.4 | 713.5 | 751.8 | 1.84 | |
Diesel | 0# | 842.1 | 841.1 | 826.7 | 0.69 |
Variety | Viscosity ( | Viscosity Temperature Index | |||
---|---|---|---|---|---|
15.6 °C | 17 °C | 37.8 °C | (1/°C) | ||
Gasoline | 90# | 0.594 | 0.587 | 0.489 | 0.00877 |
95# | 0.593 | 0.488 | 0.586 | 0.00876 | |
Diesel | 0# | 6.081 | 5.867 | 3.452 | 0.02550 |
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Wang, Y.; Wang, B.; Liu, Y.; Liang, Y. Study on Asymmetry Concentration of Mixed Oil in Products Pipeline. Energies 2020, 13, 6398. https://doi.org/10.3390/en13236398
Wang Y, Wang B, Liu Y, Liang Y. Study on Asymmetry Concentration of Mixed Oil in Products Pipeline. Energies. 2020; 13(23):6398. https://doi.org/10.3390/en13236398
Chicago/Turabian StyleWang, Yi, Baoying Wang, Yang Liu, and Yongtu Liang. 2020. "Study on Asymmetry Concentration of Mixed Oil in Products Pipeline" Energies 13, no. 23: 6398. https://doi.org/10.3390/en13236398