C.M. Ruiz-Diaz, and O.M.H. Rodriguez, "Analysis of dense-gas/liquid two-phase flow in horizontal and inclined configurations," in 12th International Conference on Multiphase Flow, ICMF 2025, Toulouse, France, 2025. (Accepted)
C. E. Alvarez-Pacheco, C.M. Ruiz-Diaz, and O.M.H. Rodriguez, "Collimated gamma-ray densitometry to determine phase fraction distribution, wave amplitude, and entrainment fraction in dense-gas/liquid flow", in 12th International Conference on Multiphase Flow, ICMF 2025, Toulouse, France, 2025. (Accepted)
C.M. Ruiz-Diaz, and O.M.H. Rodriguez, "Experimental insights into Dense-Gas/Liquid two-phase flow in horizontal and inclined pipes", in SPE Brazil Flow Assurance Technology Congress – RJ, Brazil, 2024.
C.M. Ruiz-Diaz, and O.M.H. Rodriguez, "Experimental study on dense-gas/liquid flow in horizontal and inclined pipes", in 20th Brazilian Congress of Thermal Sciences and Engineering, Foz do Iguaçu – PR, Brazil, 2024.
C. E. Alvarez-Pacheco, C.M. Ruiz-Diaz, and O.M.H. Rodriguez, "Determination of wave amplitude in stratified densegas/liquid flow from phase-fraction distribution obtained via collimated gamma-ray densitometry", in 20th Brazilian Congress of Thermal Sciences and Engineering, Foz do Iguaçu – PR, Brazil, 2024.
C.M. Ruiz-Diaz, and Oscar M. H. Rodriguez, "Comprehensive study of dense-gas/liquid two-phase flow in horizontal and inclined pipelines, “ in 8° SiPGEM - Simpósio do Programa de Pós-Graguação em Engenharia Mecânica, Escola de Engenharia de São Carlos-Universidade de São Paulo, São Carlos, Brazil, 2024.
C. M. Ruiz-Diaz, Castro-B. Johann E., C. E. Alvarez-Pacheco, M. da Silva Carr, and Oscar M. H. Rodriguez, "Leaks identification and classification from pressure signature in dense-gas/liquid pipe flow," in 28th International Congress of Mechanical Engineering, Brazil, 2023.
C. E. Alvarez-Pacheco, C. M. Ruiz-Diaz, Luis F. A. Alegria, and Oscar M. H. Rodriguez, "Chordal measurement of phase fraction distribution in stratified flow pattern in dense-gas/liquid pipe flow via gamma-ray densitometry," in 28th International Congress of Mechanical Engineering, Brazil, 2023.
C. M. Ruiz-Diaz, "Aprendizaje automático basado en física experimental para la caracterización de flujos birásicos líquido-líquido y líquido-gas denso," VII Seminario Nacional y III Seminario Internacional en Investigación, Desarrollo e Innovación para las Ingenierías, Colombia, 2023.
Q. A. Leider, C.M. Ruiz-Diaz, and J. H. Trujillo, “Prediction of two-phase oil-water flow patterns in horizontal pipelines using transformer neural networks,” in 10th International Conference of Technological Innovation, 2023.
C.M. Ruiz-Diaz, "Physics-informed machine-learning for anomaly detection in dense-gas/liquid two-phase flow, “ in SPE Student Paper Contest, Rio de Janeiro, Brazil, 2023.
M. da Silva Carr, C. M. Ruiz-Diaz, and Oscar M. H. Rodriguez, "Detecção de anomalias em tubulações de transporte de petróleo e gás utilizando long short-term memory networks," em 31º Simpósio Internacional de Iniciação Científica e Tecnológica da USP , Brazil, 2023.
C.M. Ruiz-Diaz, and Oscar M. H. Rodriguez, "Metodologia experimental para simular vazamentos em plataformas offshore usando escoamento bifásico gás-denso/óleo, “ in 7° SiPGEM - Simpósio do Programa de Pós-Graguação em Engenharia Mecânica, Escola de Engenharia de São Carlos-Universidade de São Paulo, São Carlos, Brazil, 2023.
C.M. Ruiz-Diaz, Castro-B. Johann E., Leandro de Souza, and Oscar M. H. Rodriguez, "Aprendizado de máquina assistido por física para prever fenômenos complexos em escoamentos: padrões de fluxo, inversão de fase e vazamentos, “ in FAS - SPE Brazil Flow Assurance Symposium, Rio de Janeiro, Brazil, 2023.
C. M. Ruiz-Diaz, C. E. Alvarez-Pacheco, M. da Silva Carr, Oscar M. H. Rodriguez, "Experimental methodology to simulate leaks in dense-gas/liquid pipe flow," in 7th Multiphase Flow Journey (JEM), Rio de Janeiro, Brazil, 2023.
C.E. Alvarez-Pacheco, C.M. Ruiz-Diaz and O.M.H. Rodriguez, "Study of phase fraction distribution in horizontal gas/liquid flow via collimated gamma-ray densitometry," in 7th Multiphase Flow Journey (JEM), Rio de Janeiro, Brazil, 2023.
Alejandro Carreño-Verdugo, Carlos Mauricio Ruiz-Diaz, Cristian A Hernandez-Salazar, Marlon Mauricio Hernandez-Cely and Octavio Andres González-Estrada, "Cálculo de la fracción volumétrica de las sustancias aceite y agua en flujo bifásico al interior de tuberías horizontales aplicando Long short term memory," in XI Congreso Internacional de Ingeniería Mecánica Mecatrónica y Automatización, CIMM, Cartagena, Colombia, 2023.
C.M. Ruiz-Diaz, C.E. Alvarez-Pacheco and O.M.H. Rodriguez, "Volumetric fraction, pressure gradients and flow patterns in inclined dense-gas/liquid pipe flow," in 11th International Conference on Multiphase Flow, ICMF 2023, Kobe, Japan, 2023.
C.M. Ruiz-Diaz, Marlon M. Hernández-Cely and O.M.H. Rodriguez, "Severe slugging identification using Long Short-Term Memory Networks", in 19th Brazilian Congress of Thermal Sciences and Engineering, Bento Gonçalves – RS, Brazil, 2022.
C.E. Alvarez-Pacheco, C.M. Ruiz-Diaz, Marlon M. Hernández-Cely and O.M.H. Rodriguez, "Determination of volumetric fraction in annular three-phase flow using artificial neural networks", in 19th Brazilian Congress of Thermal Sciences and Engineering, Bento Gonçalves – RS, Brazil, 2022.
H. de Lima Cavalheiro, C.M. Ruiz-Diaz, and Marlon M. Hernández-Cely, “Aplicação de redes neurais artificiais em mecânica dos fluidos,” in XXXI - Congresso de Iniciação científica, Universidade Federal de Pelotas - UFPEL, Brasil, 2022.
C.M. Ruiz-Diaz, C.E. Alvarez-Pacheco, Marlon M. Hernández-Cely and O.M.H. Rodriguez, “Classification of liquid-liquid flow patterns using machine learning techniques,” in 9th International Conference of Technological Innovation, 2022.
C.E. Alvarez-Pacheco, C.M. Ruiz-Diaz, Marlon M. Hernández-Cely and O.M.H. Rodriguez, “Study on phase-fraction distribution in stratified dense-gas/liquid pipe flow via gamma-ray densitometry,” in 9th International Conference of Technological Innovation, 2022.
J. A. Gómez-Camperos, C. M. Ruiz-Diaz, M. M. Hernández-Cely, O. A. González-Estrada and Oscar M. H. Rodriguez, "Study of multiphase flow characteristics using artificial intelligence techniques", in The 22nd International Conference on Petroleum Phase Behavior and Fouling, Bucaramanga - Colombia, 2022.
C. M. Ruiz-Diaz, VII Encuentro Nacional de Jóvenes Ingenieros. Bucaramanga, Colombia, 2021.
C. M. Ruiz-Diaz, M. M. Hernández-Cely, O. A. González-Estrada, “Analysis of liquid-liquid (water and oil) two-phase flow in vertical pipes, applying artificial intelligence techniques,” in 5+1 International Meeting for Researchers in Materials and Plasma Technology, 2021.
C. M. Ruiz-Diaz, M. M. Hernández-Cely, O. A. González-Estrada, “Implementation of a neural network in the analysis of the volume fraction in two-phase flow of water and oil,” in 5+1 International Meeting for Researchers in Materials and Plasma Technology, 2021.
C. M. Ruiz-Diaz, M. M. Hernández-Cely, O. A. González-Estrada, G. González Silva y O. M. Hernández Rodríguez, “Modelo predictivo para el cálculo de la fracción volumétrica de un flujo bifásico agua-aceite en la horizontal utilizando una red neuronal artificial,” en XIV congreso internacional de ingeniería electrónica y tecnologías avanzadas, Pamplona, Colombia, 2020.
C. M. Ruiz-Diaz, O. A. González-Estrada y M. M. Hernández-Cely, “Predictive Modeling of Holdup in Horizontal Water-Oil Flow Using a Neural Network Approach,” en 14th Congress WCCM & ECCOMAS, France, 2020.