Optimal operation of pumped hydro storage-based energy systems: A compendium of current challenges and future perspectives

RJ Mahfoud, NF Alkayem, Y Zhang, Y Zheng… - … and Sustainable Energy …, 2023 - Elsevier
Over the past decade, energy storage in renewable energy-dominated systems has
received increasing interest. Effective energy storage has the potential to enhance the …

A review of SPH techniques for hydrodynamic simulations of ocean energy devices

HG Lyu, PN Sun, XT Huang, SY Zhong, YX Peng… - Energies, 2022 - mdpi.com
This article is dedicated to providing a detailed review concerning the SPH-based
hydrodynamic simulations for ocean energy devices (OEDs). Attention is particularly focused …

Permeability and porosity of light-weight concrete with plastic waste aggregate: Experimental study and machine learning modelling

Z Chao, H Wang, S Hu, M Wang, S Xu… - Construction and Building …, 2024 - Elsevier
The plastic waste has huge potential being used as the aggregate of concrete but the
premise requires to have a sound understanding about the seepage mechanical properties …

Power fluctuation and wake characteristics of tidal stream turbine subjected to wave and current interaction

Z Zhang, Y Zhang, Y Zheng, J Zhang… - Energy, 2023 - Elsevier
Turbulence and waves interactions are present in tidal streams ensuing the poorly
comprehended unsteady state. To clarify several aspects of the wave influence on the flow …

Research of the array spacing effect on wake interaction of tidal stream turbines

Y Zhang, Z Zhang, J Zheng, Y Zheng, J Zhang, Z Liu… - Ocean …, 2023 - Elsevier
Understanding the wake interactions among turbines is important for develo** efficient
tidal farm configurations. The present study compares the power and wake generated by a 2 …

Evaluating energy loss with the entropy production theory: A case study of a micro horizontal axis river ducted turbine

X Wang, Y Yan, WQ Wang, ZP Hu - Energy Conversion and Management, 2023 - Elsevier
Hydrokinetic power as a clean renewable energy has been aroused a widespread concern.
Horizontal axis turbines are widely used in the field of tidal and river current energy power …

Experimental investigation into effects of boundary proximity and blockage on horizontal-axis tidal turbine wake

Y Zhang, Z Zhang, J Zheng, J Zhang, Y Zheng… - Ocean …, 2021 - Elsevier
This study examined how the wake of a scaled turbine was changed by a bypass using
three different water depths with the hub at mid-depth, and one water depth with the hub at …

A review on liquid sloshing hydrodynamics

J Zheng, MA Xue, P Dou, Y He - Journal of Hydrodynamics, 2021 - Springer
Liquid sloshing in tanks is a very complex nonlinear free surface fluid flow problem, which
must be considered in most of the marine engineering problems such as naval architecture …

A dam deformation residual correction method for high arch dams using phase space reconstruction and an optimized long short-term memory network

Y Zhu, M **e, K Zhang, Z Li - Mathematics, 2023 - mdpi.com
Dam safety is an important basic part of national water network security. Building a dam
deformation prediction model based on monitoring data is crucial to ensure dam safety …

The effects of surge motion on the dynamics and wake characteristics of a floating tidal stream turbine under free surface condition

B Peng, Y Zhang, Y Zheng, R Wang… - Energy Conversion and …, 2022 - Elsevier
In this paper, a Computational Fluid Dynamics (CFD) code is used to investigate the tidal
stream turbine performance under free surface condition and with surge motion: amplitudes …