Hongjian Ni

ORCID: 0000-0002-3467-1262
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About
Contact & Profiles
Research Areas
  • Fluid Dynamics and Vibration Analysis
  • Laser and Thermal Forming Techniques
  • Hydrology and Sediment Transport Processes
  • Fluid Dynamics and Heat Transfer
  • CO2 Sequestration and Geologic Interactions
  • Wind and Air Flow Studies
  • Heat transfer and supercritical fluids
  • Fluid Dynamics and Turbulent Flows
  • Lattice Boltzmann Simulation Studies

China University of Petroleum, East China
2019-2020

A novel surface morphology for pipelines using transverse microgrooves was proposed in order to reduce the pressure loss of fluid transport. Numerical simulation and experimental research efforts were undertaken evaluate drag reduction performance these bionic pipelines. It found that vortex ‘cushioning’ ‘driving’ effects produced by vortexes main reason obtaining a effect. The shear stress microgrooved reduced significantly owing decline velocity gradient. Altogether, achieved both pipeline...

10.3762/bjnano.11.3 article EN cc-by Beilstein Journal of Nanotechnology 2020-01-03

Novel surface morphology of pipeline with transverse microgrooves was proposed for reducing the pressure loss fluid transport. Numerical simulation and experimental research efforts were undertaken to evaluate drag reduction performance bionic pipeline. The computational dynamic calculation, using SST κ-ω turbulent model, shown that “vortex cushioning effect” “driving produced by vortexes in main reason reduction. shear stress microgrooved reduced significantly owing decline velocity...

10.3762/bxiv.2019.17.v1 preprint EN cc-by 2019-05-02
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