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    Chapter and Conference Paper

    Experimental Modal Analysis and Operational Deflection Shape Analysis for Kenyir Dam Spillway Physical Model

    Kenyir Dam spillway physical model was developed to determine the vibration characteristics of the dam spillway due to different spilling events. This study focused on determining the natural frequency of the ...

    N. H. Hassan, M. H. Zawawi, A. Z. A. Mazlan in Proceedings of AWAM International Conferen… (2024)

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    Chapter and Conference Paper

    Correlation Study of Landfill Leachate Concentration and Resistivity Value for Prediction of Landfill Leachate in Shallow Groundwater

    Electrical resistivity imaging (ERI) is being applied to hydrogeological applications studies like survey of groundwater contamination. Monitoring of groundwater using this approach was more effective because ...

    M. N. Kamarulzaman, M. H. Zawawi, A. Ahmad in Proceedings of AWAM International Conferen… (2024)

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    Chapter and Conference Paper

    Computational Fluid Dynamic Analysis at Dam Spillway Due to Different Upstream Water Levels

    This paper analyses the fluid dynamic on the dam spillway structure when the water spilling event occurred. The parameters determined in this study are velocity and pressure. A 3D Computational Fluid Dynamics ...

    N. H. Hassan, S. Z. A. S. Kamarulbahrin in Proceedings of AWAM International Conferen… (2024)

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    Chapter and Conference Paper

    Water Flow Velocity Analysis on Small-Scale Spillway Using Particle Image Velocimetry (PIV)

    The spillway design for a dam project needs to deal with many hydraulics issues based on the study of the physical model. This study aims to investigate the flow characteristic and the effect of velocity along...

    F. Nurhikmah, M. H. Zawawi, N. H. Hassan in Proceedings of AWAM International Conferen… (2024)

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    Chapter and Conference Paper

    Vibration Effect to Kenyir Dam Intake Section During a Spill Event

    Kenyir Dam located in Terengganu, Malaysia is a hydropower dam which served the purpose of generating electricity to the surrounding areas. Water is basically flown from the upstream to downstream area through...

    N. H. Hassan, M. H. Zawawi, A. Z. A. Mazlan in Proceedings of AWAM International Conferen… (2024)

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    Chapter and Conference Paper

    Comparison of Water Velocity of Physical and Numerical Modelling Analysis on a Downscale Spillway

    The study on the effect of velocity on the spillway was done conducted using physical and numerical model analysis. The 1:40 scale physical model was developed, where the velocity was measured in fourteen meas...

    F. Nurhikmah, M. H. Zawawi, N. H. Hassan in Proceedings of AWAM International Conferen… (2024)

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    Chapter and Conference Paper

    Particle Image Velocimetry Analysis on the Liquid-Sediment Model

    This work detailed the particle image velocimetry (PIV) experimental approach used for the flow visualization on costal problem, based on the simple case study of liquid-sediment model. The current PIV experim...

    M. H. Zawawi, F. C. Ng, M. A. Abas, A. Azman in Climate Change and Water Security (2022)

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    Chapter and Conference Paper

    Computational Fluid Dynamic Analysis in Dam Spillway Due to Sector Gate Opening

    This paper analyzes fluid dynamic in dam spillway with 4.9 m of sector gate opening. Hydraulic parameters that were determined in this study are pressure, velocity and streamline. A three-dimensional (3D) comp...

    N. H. Hassan, M. H. Zawawi, M. R. M. Radzi in Resilient Infrastructure (2022)

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    Chapter and Conference Paper

    Numerical and Physical Model Analysis Comparison for Velocity of Water at Spillway

    High velocity may affect the structure integrity due to long exposure. Thus, this study was done to assess velocity specifically at energy dissipater and stilling basin of Chenderoh Dam spillway by numerical a...

    S. A. A. Zaki, N. H. Hassan, M. H. Zawawi, M. A. Abas, A. Z. A. Mazlan in ICDSME 2019 (2020)