Search Results - "Leong, Zhi"

Experimental and numerical investigations on the hydrodynamic performance of a floating–moored oscillating water column wave energy converter by Elhanafi, Ahmed, Macfarlane, Gregor, Fleming, Alan, Leong, Zhi

“…•Physical model experiments of an offshore floating–moored OWC device are provided.•Regular and irregular waves are tested with different pre–tension and PTO…”
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Three-dimensional graphene oxide and polyvinyl alcohol composites as structured activated carbons for capacitive desalination by Leong, Zhi Yi, Lu, Guo, Yang, Hui Ying

“…Membrane capacitive deionization (MCDI) is a technique that is derived from conventional capacitive deionization (CDI). Additional ion-exchange membranes are…”
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Numerical hydrodynamic analysis of an offshore stationary–floating oscillating water column–wave energy converter using CFD by Elhanafi, Ahmed, Fleming, Alan, Macfarlane, Gregor, Leong, Zhi

“…Offshore oscillating water columns (OWC) represent one of the most promising forms of wave energy converters. The hydrodynamic performance of such converters…”
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Capacitive Deionization of Divalent Cations for Water Softening Using Functionalized Carbon Electrodes by Leong, Zhi Yi, Yang, Hui Ying

“…Water softening is a relatively untapped area of research in capacitive deionization (CDI). In this work, we demonstrate how an asymmetric combination of…”
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Numerical testing and verification of a marine propeller operating in a uniform flow field by Kim, Howan, Leong, Zhi Quan

“…This paper examines the methodology for the Reynolds Averaged Navier-Stokes (RANS) based Computational Fluid Dynamics (CFD) prediction of the flow around a…”
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Determining the Horizontal and Vertical Water Velocity Components of a Turbulent Water Column Using the Motion Response of an Autonomous Underwater Vehicle by Randeni P., Supun, Forrest, Alexander, Cossu, Remo, Leong, Zhi, Ranmuthugala, Dev

“…This work introduces a new method to calculate the water velocity components of a turbulent water column in the x, y, and z directions using Autonomous…”
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Comparisons between seabed and free surface effects on underwater vehicle hydrodynamics by Ling, Xavier, Leong, Zhi Quan, Chin, Christopher, Woodward, Michael, Duffy, Jonathan

“…This paper presents a numerical study on the hydrodynamic coefficients of the DARPA SUBOFF hull when deeply submerged and near the seabed. The CFD-based model…”
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Identification of microorganisms from fermented biowaste and the potential for wastewater treatment by Zhi Ling, Regina Leong, Kong, Lai Kuan, Lim, Lai Huat, Teo, Swee Sen, Ng, Hui-Suan, Lan, John Chi-Wei, Khoo, Kuan Shiong

“…Food loss or waste is a far-reaching problem and has indeed become a worrying issue that is growing at an alarming rate. Fruits and vegetables are lost or…”
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A Study of MnO2 with Different Crystalline Forms for Pseudocapacitive Desalination by Leong, Zhi Yi, Yang, Hui Ying

“…Recent research on materials for capacitive deionization (CDI) has shown that intercalation materials have salt removal capacities (>40 mg g–1) much higher…”
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3D hierarchical architectures of CoSe2 nanoparticles embedded in rice‐derived hard carbon for advanced sodium storage by Lin, Congjian, Zhang, Jintao, Lim, Yew Von, Yan, Dong, Li, Ke, Leong, Zhi Yi, Vafakhah, Sareh, Li, Yifan, Silva, Arlindo, Yang, Hui Ying

“…A low‐cost and feasible method to fabricate three‐dimensional (3D) hierarchical composites composed of CoSe2 nanoparticles embedded in rice‐derived hard carbon…”
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Numerical hydrodynamic analysis of an offshore stationary-floating oscillating water column-wave energy converter using CFD by Elhanafi, Ahmed, Fleming, Alan, Macfarlane, Gregor, Leong, Zhi

“…Offshore oscillating water columns (OWC) represent one of the most promising forms of wave energy converters. The hydrodynamic performance of such converters…”
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de novo transcriptome assembly for discovering gene expressed in Holothuria leucospilota with exposed to copper by Leong, Regina Zhi Ling, Lim, Lai Huat, Chew, Yik Ling, Teo, Swee Sen

“…Sea cucumber is a bioremediator as it can composite organic matter and excrete inorganic matter. Sea cucumber has the potential to serve as a bioindicator in…”
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A Study of MnO 2 with Different Crystalline Forms for Pseudocapacitive Desalination by Leong, Zhi Yi, Yang, Hui Ying

“…Recent research on materials for capacitive deionization (CDI) has shown that intercalation materials have salt removal capacities (>40 mg g ) much higher than…”
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Characterisation of waves via the Lax–Wendroff method by Lee, Kwonhoon, Leong, Zhi Quan, Nguyen, Hung Duc

“…In recent years, the problem of rogue waves has been a topical issue among oceanographers because of their dangerous and unpredictable properties, leading to…”
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Scaling and air compressibility effects on a three-dimensional offshore stationary OWC wave energy converter by Elhanafi, Ahmed, Macfarlane, Gregor, Fleming, Alan, Leong, Zhi

“…•A 3D CFD model of an offshore OWC is developed and validated with experiments.•Air compressibility and scaling effects on device performance are…”
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Improving Logistics Management Using Foldable/Collapsible Containers: A Case Study by Yapa Mahinda Bandara, Vikram Garaniya, Christopher Chin, Zhi Hui Leong

“…Foldable containers have the potential to enhance the cost efficiency of the logistics industry and improve the problem of space allocation at seaports. Using…”
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Predicting scour beneath subsea pipelines from existing small free span depths under steady currents by Lee, Jun Y., McInerney, Jasmin, Cossu, Remo, Leong, Zhi Q., Forrest, Alexander L.

“…•New equation for predicting current-induced scour beneath a pipeline in areas with existing small free span depths.•Field survey data reveal a significant…”
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Development of current-induced scour beneath elevated subsea pipelines by Lee, Jun Y., Forrest, Alexander L., Hardjanto, Fauzi A., Chai, Shuhong, Cossu, Remo, Leong, Zhi Q.

“…•The scour time scale increases with the pipe elevation from the seabed.•An improved manner of non-dimensionalising the scour time scale is proposed.•A new…”
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Effects of pitch angle on a near free surface underwater vehicle by Ling, Xavier, Leong, Zhi Quan, Duffy, Jonathan

“…Simulations of an underwater vehicle were conducted to investigate the effects of steady pitch angle, Froude number, and submergence depth. A shallow submerged…”
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Underwater geometrical impact on the hydrodynamic performance of an offshore oscillating water column–wave energy converter by Elhanafi, Ahmed, Fleming, Alan, Macfarlane, Gregor, Leong, Zhi

“…Understanding the hydrodynamic performance of offshore Oscillating Water Column (OWC) devices is essential for assisting the development and optimization…”
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