A Differential Pressure Sensor Coupled with Conductance Sensors to Evaluate Pressure Drop Prediction Models of Gas-Water Two-Phase Flow in a Vertical Small Pipe
Abstract
:1. Introduction
2. Measurement System and Experiment Setup
2.1. Measurement System
2.2. Experimental Facility
3. Prediction Models of Pressure Drop
3.1. Asheim Model
3.2. Hasan-Kabir Model
3.3. Ansari et al. Model
3.4. Zhang et al. Model
3.5. Dynamic Two-Fluid Model
4. Results and Discussion
4.1. Flow Pattern Identification
4.2. Model Test
5. Pressure Drop Prediction
6. Conclusions
Author Contributions
Funding
Conflicts of Interest
Nomenclature
d | pipe diameter |
f | friction factor |
g | acceleration due to gravity |
H | average holdup fraction |
L | length along the pipe |
v | velocity |
β | length ratio |
ϴ | angle from horizontal |
λ | no-slip gas holdup fraction |
ρ | density |
Γ | interaction force |
σ | surface tension |
Subscripts | |
e | elevation |
f | film |
g | gas |
i | x direction |
L | liquid |
LS | liquid slug |
r | relative |
s | shear stress |
SU | slug unit |
tp | two-phase |
TB | taylor bubble |
w | wall |
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Deng, Y.-R.; Jin, N.-D.; Yang, Q.-Y.; Wang, D.-Y. A Differential Pressure Sensor Coupled with Conductance Sensors to Evaluate Pressure Drop Prediction Models of Gas-Water Two-Phase Flow in a Vertical Small Pipe. Sensors 2019, 19, 2723. https://doi.org/10.3390/s19122723
Deng Y-R, Jin N-D, Yang Q-Y, Wang D-Y. A Differential Pressure Sensor Coupled with Conductance Sensors to Evaluate Pressure Drop Prediction Models of Gas-Water Two-Phase Flow in a Vertical Small Pipe. Sensors. 2019; 19(12):2723. https://doi.org/10.3390/s19122723
Chicago/Turabian StyleDeng, Yuan-Rong, Ning-De Jin, Qiu-Yi Yang, and Da-Yang Wang. 2019. "A Differential Pressure Sensor Coupled with Conductance Sensors to Evaluate Pressure Drop Prediction Models of Gas-Water Two-Phase Flow in a Vertical Small Pipe" Sensors 19, no. 12: 2723. https://doi.org/10.3390/s19122723
APA StyleDeng, Y.-R., Jin, N.-D., Yang, Q.-Y., & Wang, D.-Y. (2019). A Differential Pressure Sensor Coupled with Conductance Sensors to Evaluate Pressure Drop Prediction Models of Gas-Water Two-Phase Flow in a Vertical Small Pipe. Sensors, 19(12), 2723. https://doi.org/10.3390/s19122723