Paulo J. Waltrich

Axial development of annular, churn and slug flows in a long vertical tube

Paulo J. Waltrich, Gioia Falcone, Jader R. Barbosa · International Journal of Multiphase Flow · 2013 · 82 citations

Unsteady Flow, Engineering, Fluid Mechanics +7

A study of the air-side heat transfer and pressure drop characteristics of tube-fin ‘no-frost’ evaporators

Jader R. Barbosa, Cláudio Melo, Christian J.L. Hermes et al. · Applied Energy · 2009 · 56 citations

Heat Transfer Process, Engineering, Heat Transfer Enhancement +6

Experimental investigation on the prediction of liquid loading initiation in gas wells using a long vertical tube

Paulo J. Waltrich, Catalina Posada, Jessica Martinez et al. · Journal of Natural Gas Science and Engineering · 2015 · 33 citations

Engineering, Experimental Investigation, Fluid Mechanics +7

A simplified model for churn and annular flow regimes in small- and large-diameter pipes

Erika V. Pagan, Wesley Williams, S. I. Kam et al. · Chemical Engineering Science · 2017 · 32 citations

Engineering, Fluid Mechanics, Pipe Flow +9

A simplified model to predict transient liquid loading in gas wells

Erika V. Pagan, Paulo J. Waltrich · Journal of Natural Gas Science and Engineering · 2016 · 26 citations

Gas Field Development, Engineering, Fluid Properties +10