[HTML][HTML] Slug flow control using topside measurements: A review

SG Nnabuife, H Tandoh, JF Whidborne - Chemical Engineering Journal …, 2022 - Elsevier
Slugging flow is a condition caused by a liquid obstruction at the riser base. It exhibits cyclic
behaviour. The cycle consists of a protracted time of no gas production at the riser's top …

Non-intrusive classification of gas-liquid flow regimes in an S-shaped pipeline riser using a Doppler ultrasonic sensor and deep neural networks

SG Nnabuife, B Kuang, JF Whidborne… - Chemical Engineering …, 2021 - Elsevier
The problem of predicting the regime of a two-phase flow is considered. An approach is
proposed that classifies the flow regime using Deep Neural Networks (DNNs) operating on …

[HTML][HTML] Gas-liquid flow regimes identification using non-intrusive Doppler ultrasonic sensor and convolutional recurrent neural networks in an s-shaped riser

B Kuang, SG Nnabuife, S Sun, JF Whidborne… - Digital Chemical …, 2022 - Elsevier
The problem of gas-liquid (two-phase) flow regime identification in an S-shaped riser using
an ultrasonic sensor and convolutional recurrent neural networks (CRNN) is addressed …

[HTML][HTML] Pseudo-image-feature-based identification benchmark for multi-phase flow regimes

B Kuang, SG Nnabuife, Z Rana - Chemical Engineering Journal Advances, 2021 - Elsevier
Multiphase flow is a prevalent topic in many disciplines, and flow regime identification is an
essential foundation in multiphase flow research. Computer vision and deep learning have …

Scaling of droplet breakup in high-pressure homogenizer orifices. Part I: comparison of velocity profiles in scaled coaxial orifices

FJ Preiss, B Mutsch, CJ Kähler, HP Karbstein - ChemEngineering, 2021 - mdpi.com
Properties of emulsions such as stability, viscosity or color can be influenced by the droplet
size distribution. High-pressure homogenization (HPH) is the method of choice for …

Development of gas-liquid slug flow measurement using continuous-wave doppler ultrasound and bandpass power spectral density

SG Nnabuife, P Sharma, E Iyore Aburime, PL Lokidor… - ChemEngineering, 2021 - mdpi.com
This paper addresses the issues of slug detection and characterization in air-water two-
phase flow in a vertical pipeline. A novel non-invasive measurement technique using …

[HTML][HTML] Slug flow control in an S-shape pipeline-riser system using an ultrasonic sensor

SG Nnabuife, H Tandoh, J Whidborne - Digital Chemical Engineering, 2022 - Elsevier
Slugging flow poses significant challenges to the offshore multiphase flowline and riser
systems. Slug flow is characterized by an uneven flow regime whereby pipeline pressures …

Wavelet-fused richer convolution feature for multiphase flow visual monitoring of oil and gas production processes

L Li, P Zhang, Y Huang, B Dang, P Yang… - Measurement …, 2022 - iopscience.iop.org
Multiphase flow monitoring of the oil and gas production process is of great significance to
the safety of oil and gas exploitation and production. Electrical capacitance tomography …

Experimental Study on the Flow Field Characteristics of Vertical Venturi Valves

Z Gao, J Wang, T Shang, H Ge… - 2024 3rd International …, 2024 - ieeexplore.ieee.org
A design proposal was put forward to enhance the precision of air flow control in the
chemical laboratory, national biosynthesis laboratory, clean room, and other areas. This …

[PDF][PDF] Digital Chemical Engineering

B Kuang, SG Nnabuife, S Sun, JF Whidborne, ZA Rana - researchgate.net
abstract The problem of gas-liquid (two-phase) flow regime identification in an S-shaped
riser using an ultrasonic sensor and convolutional recurrent neural networks (CRNN) is …