• openAccess   Characterization of halloysite-water nanofluid for heat transfer applications 

      Alberola-Borràs, Jaume-Adrià; Mondragon, Rosa; Juliá Bolívar, José Enrique; Hernandez, Leonor; Cabedo, Luis Elsevier (2014-07-04)
      Nanofluids based on water with halloysite (Hal) nanotubes were prepared and characterized in order to evaluate its suitability to be used as a heat transfer fluid. A characterization of the Hal powder nanoparticles was ...
    • closedAccess   Numerical investigation of the effect of viscosity in a multistage electric submersible pump 

      Minoru Ofuchi, Edgar; Stel, Henrique; Sirino, Thiago; Silva Vieira, Tatiana; Ponce, Francisco Javier; chiva, sergio; Morales, Rigoberto E. M. Taylor & Francis (2017-02-04)
      Electric submersible pump (ESP) systems are commonly used as an artificial lift technique by the petroleum industry. Operations of ESPs in oil wells are subjected to performance degradation due to the effect of oil viscosity. ...