Skip to main content

Research Repository

Advanced Search

All Outputs (8)

Comparison study of URANS and hybrid RANS-LES models on predicting vertical axis wind turbine performance at low, medium and high tip speed ratio ranges (2020)
Journal Article
Syawitri, T. P., Yao, Y. F., Chandra, B., & Yao, J. (2021). Comparison study of URANS and hybrid RANS-LES models on predicting vertical axis wind turbine performance at low, medium and high tip speed ratio ranges. Renewable Energy, 168, 247-269. https://doi.org/10.1016/j.renene.2020.12.045

Comparison study of unsteady Reynolds-averaged Navier-Stokes (URANS) and hybrid RANS-LES models is carried out for predicting the performance of three-straight-bladed vertical axis wind turbine operating within tip speed ratios (TSRs) ranges of (1.44... Read More about Comparison study of URANS and hybrid RANS-LES models on predicting vertical axis wind turbine performance at low, medium and high tip speed ratio ranges.

Design optimization of grid-connected PV-Hydrogen for energy prosumers considering sector-coupling paradigm: Case study of a university building in Algeria (2020)
Journal Article
Mokhtara, C., Negrou, B., Settou, N., Bouferrouk, A., & Yao, Y. (2021). Design optimization of grid-connected PV-Hydrogen for energy prosumers considering sector-coupling paradigm: Case study of a university building in Algeria. International Journal of Hydrogen Energy, 46(75), 37564-37582. https://doi.org/10.1016/j.ijhydene.2020.10.069

Integrating sector coupling technologies into Hydrogen (H2) based hybrid renewable energy systems (HRES) is becoming a promising way to create energy prosumers, despite the very little research work being done in this largely unexplored field. In thi... Read More about Design optimization of grid-connected PV-Hydrogen for energy prosumers considering sector-coupling paradigm: Case study of a university building in Algeria.

Flow analysis in right-angled pipes with different geometric shapes and parameters for sludge discharge in slime shield machines measured using a CFD-DEM method (2020)
Journal Article
Chen, L., Liu, K., Yao, Y., Yao, J., Su, Z., & Luo, G. (2020). Flow analysis in right-angled pipes with different geometric shapes and parameters for sludge discharge in slime shield machines measured using a CFD-DEM method. International Journal for Computational Methods in Engineering Science and Mechanics, 21(5), 231-242. https://doi.org/10.1080/15502287.2020.1809554

Mud and gravel deposition often occurs in circulation systems of pumps. In this paper, a liquid-solid coupling method combining CFD and DEM is proposed to study two-phase flow behavior of water, The flow characteristics of water-clay mud and the moti... Read More about Flow analysis in right-angled pipes with different geometric shapes and parameters for sludge discharge in slime shield machines measured using a CFD-DEM method.

Integrated supply–demand energy management for optimal design of off-grid hybrid renewable energy systems for residential electrification in arid climates (2020)
Journal Article
Mokhtara, C., Negrou, B., Bouferrouk, A., Yao, Y., Settou, N., & Ramadan, M. (2020). Integrated supply–demand energy management for optimal design of off-grid hybrid renewable energy systems for residential electrification in arid climates. Energy Conversion and Management, 221, Article 113192. https://doi.org/10.1016/j.enconman.2020.113192

The growing research interest in hybrid renewable energy systems (HRESs) has been regarded as a natural and yet critical response to address the challenge of rural electrification. Based on a Bibliometric analysis performed by authors, it was conclud... Read More about Integrated supply–demand energy management for optimal design of off-grid hybrid renewable energy systems for residential electrification in arid climates.

On the turbulence amplification in shock-wave/turbulent boundary layer interaction (2020)
Journal Article
Fang, J., Zheltovodov, A. A., Yao, Y., Moulinec, C., & Emerson, D. R. (2020). On the turbulence amplification in shock-wave/turbulent boundary layer interaction. Journal of Fluid Mechanics, 897, Article A32. https://doi.org/10.1017/jfm.2020.350

The mechanism of turbulence amplification in shock-wave/boundary layer interactions is reviewed, and a new turbulence amplification mechanism is proposed based on the analysis of data from direct numerical simulation of an oblique shock-wave/flat-pla... Read More about On the turbulence amplification in shock-wave/turbulent boundary layer interaction.

Assessment of stress-blended eddy simulation model for accurate performance prediction of vertical axis wind turbine (2020)
Journal Article
Syawitri, T. P., Yao, Y., Yao, J., & Chandra, B. (2021). Assessment of stress-blended eddy simulation model for accurate performance prediction of vertical axis wind turbine. International Journal of Numerical Methods for Heat and Fluid Flow, 31(2), 655-673. https://doi.org/10.1108/HFF-09-2019-0689

Purpose: The aim of this paper is to assess the ability of a stress-blended eddy simulation (SBES) turbulence model to predict the performance of a three-straight-bladed vertical axis wind turbine (VAWT). The grid sensitivity study is conducted to ev... Read More about Assessment of stress-blended eddy simulation model for accurate performance prediction of vertical axis wind turbine.

The effect of gurney flap on flow characteristics of vertical axis wind turbine (2020)
Journal Article
Syawitri, T. P., Yao, Y. F., Yao, J., & Chandra, B. (2020). The effect of gurney flap on flow characteristics of vertical axis wind turbine. International Journal of Modern Physics B, 34(14n16), Article 2040107. https://doi.org/10.1142/S0217979220401074

Recently, the Gurney Flap (GF) has been used to improve the performance of Horizontal Axis Wind Turbine (HAWT) by enhancing its lift coefficient. Compared to HAWT, research on GF application for Vertical Axis Wind Turbine (VAWT) is very limited. More... Read More about The effect of gurney flap on flow characteristics of vertical axis wind turbine.

A composite feedback approach to stabilize nonholonomic systems with time varying time delays and nonlinear disturbances (2020)
Journal Article
Rasoolinasab, S., Mobayen, S., Fekih, A., Narayan, P., & Yao, Y. (2020). A composite feedback approach to stabilize nonholonomic systems with time varying time delays and nonlinear disturbances. ISA Transactions, 101, 177-188. https://doi.org/10.1016/j.isatra.2020.02.009

In this work, we propose a robust stabilizer for nonholonomic systems with time varying time delays and nonlinear disturbances. The proposed approach implements a composite nonlinear feedback structure in which a linear controller is designed to yiel... Read More about A composite feedback approach to stabilize nonholonomic systems with time varying time delays and nonlinear disturbances.