Mohamad Sabri Mohamad Sidik

University of Kuala Lumpur | unikl · Malaysian Spanish Institute

Bagasse (sugar cane fibre) was used as organic filler in polypropylene (PP) composites. In this study, it focused on the improvement of mechanical properties and swelling behaviour of polypropylene (PP) filled bagasse (sugar cane fibre) composites by creating more adherent bonding between bagasse filler/PP matrix using acrylic acid as surface modif...

Compatibilizer is used to improve mechanical properties and water absorption behaviour of polypropylene/coconut fiber (PP/CF) composites by promoting strong adhesion between CF filler and PP Matrix. Maleic Anhydride Grafted Polypropylene (MAPP) treated and untreated composites were prepared in formulation of 10 wt%, 20 wt%, 30 wt%, and 40 wt%. The...

Silane treatment used to improve mechanical properties and swelling behaviour of polypropylene/coconut fiber (PP/CF) composites by creating more adherent bonding between CF filler and PP Matrix. 3-Aminopropyltriethoxysilane (3-APE) treated and untreated composites were prepared in formulation of 10 wt%, 20 wt%, 30 wt%, and 40 wt%. The mechanical te...

This paper presents a study of the power needed by batteries to drive an electric vehicle for specific purpose using basic theory and fundamental formulas. In order to develop an electric vehicle, the energy and power requirements of the vehicle in various driving environments need to be estimated. The energy efficiency of a vehicle depends primari...

The corrosion inhibitive actions of a few potential organic molecules extracted from rice husk bio-oil, namely benzene-1,4-diol, 3-methyl-1,2-cyclopentanedione, and 2,6-dimethoxyphenol, were investigated using first-principle calculation. Adsorption of these molecules on the aluminium (111) plane was simulated to unravel the inhibitor-surface bondi...

Polypropylene ethylene propylene diene monomer (PP/EPDM) polymer composites reinforced by spear grass (10, 20, 30, 40, and 50 wt%) were prepared with and without compatibilizer. The maleic anhydride polypropylene (MAPP) was applied as compatibilizer to the composites. The water absorption test and tensile test were conducted according to the ASTM57...

In recent years, polypropylene (PP) is an ideal choice for automotive components due to its lightweight and the flexibility in the manufacturing process. However, due to the environmental effect, the usage of PP has been reduced by reinforced green materials such as spear grass fiber (SGF). In this study, acrylic acid (AA) has been used as a compat...

Aluminum-air (Al-air) battery becomes one of the demanding batteries to power up an electronic device in our daily life. However, the corrosion behaviour of aluminium anodes is a major issue that must be carefully considered in the Al-air battery. This study is aimed to develop an Al-air battery single cell model and to simulate the corrosion by us...

The demand for a long-lasting batteries for electric vehicle has increased throughout the years. The common rechargeable lithium-ion battery cannot fulfill this task. The Aluminum-air battery is an attractive candidate as it has a high power density. However, it has a high rate of corrosion on the anode electrode due to the aluminum reaction with t...

The main purpose of the turbine is to extract energy into the useful work. The high pressure of the water from the head will be applied to the blade. Long term exposure of this high pressure will lead to the blade metal become fatigue and cause a fracture. The objectives of this study are to obtain the total deformation and stresses that act on the...

The aluminum-air battery receives more attention to applications in electronic mobile devices, transportation systems, and has a higher energy density than other metal-air batteries. However, the aluminum-air battery is still not widely commercialized due to unacceptably thermal issues. Hence, this study focuses on the development of an aluminum-ai...

Hydroelectric power has become the most promising source in the power sector to sustain the growth of any nation. In any hydroelectric power plant, the hydraulic turbine plays a vital role which affects the overall performance of the plant and if utilized at suboptimal level, may lead to the loss of useful head. So, it becomes vital to predict the...

The gradual phasing-out of asbestos in motorcycles brake friction materials in many parts of the world has sparked the onset of extensive research and development into safer alternatives. As a result, the brake friction industry has seen the birth of different brake pads and shoes in the past decade, each with their own unique composition, yet perf...

This project focuses on studying an existing off-road buggy component which is a flange. The study includes modeling the flange using a solid model as references to an existing part used for an off-road buggy using the CATIA software. Stress analysis was conducted using the finite element method in the ABAQUS software. The performance of proposed d...

This study investigated the effect of Coconut Pulp (CP) fiber on the mechanical properties of Ethylene Propylene Diene Monomer (EPDM). CP filled EPDM composites were prepared by using a mixer and hot press. There are four types of the composition of CP, 10, 20, 30 and 40%. In this study, the tensile strength, modulus of elasticity, elongation at br...

Encapsulation is one of the key processes in electronic packaging in order to protect the integrated circuit chips from environmental and mechanical damages. The most obvious choice for the encapsulation process is transfer moulding due to its capability to mould small parts with complex features. An electronic package that employs transfer mouldin...

This book presents recent developments in the areas of engineering and technology, focusing on experimental, numerical, and theoretical approaches. In the first part, the emphasis is on the emerging area of electromobility and its sub-disciplines, e.g. battery development, improved efficiency due to new designs and materials, and intelligent contro...

In order to sustain the manufacturing industry under the current global situation of fierce competition, a company needs to reduce or eliminate the idle and or down time of operation in addition to improvement of the current production efficiency and working method. In this case study, the main problem and challenge of oil and gas companies is due...

Autonomous Underwater Vehicles (AUVs) are becoming increasingly popular for ocean exploration, industrial and military application. In particular, AUVs are becoming the attractive option for underwater search and survey operation as they are inexpensive compared to manned vehicles. Most of an AUV power is utilized by its propulsion system. Since th...

Magnetorheological elastomer (MRE) is a smart material where its stiffness vary with presence of magnetic field.These special properties lead to various application as mechanical devise such as damper. Damping coefficient is criteria that need to consider while designing the device. This paper aims to study the effect of iron filling and elastomer...

The Ocean's living resources are a treasure for current and future generations of humankind. To sustain the valuable resources, the scientists start to develop unmanned underwater vehicles such as Remotely Operated Vehicle (ROV) and Autonomous Underwater Vehicle (AUV) to seabed mapping and sampling. This underwater vehicle propelled by underwater t...

The low velocity impact response of thermoplastic honeycomb core from polypropylene (PP) laminated with nonmetallic facesheet made from glass fiber reinforced plastic (GFRP) has been investigated by conducting drop weight impact test characterize with different drop heights displacement. Drop weight test was performed and average data was collected...

As increasing of agricultural and industrial activities each year has led to an increasing in demand for energy. Possibility in the future, the country was not able to offer a lot of energy and power demand. This means that we need to focus on renewable energy to supply the demand for energy. Energy harvesting is among a method that can contribute...

In all manufacturing industries the layout of facilities arrangement as key decision that will determinant of long-run of operation efficiency in term of production output. Whenever the flow of material or people is complex, alternative approaches for facilities design offer feasible means of developing and evaluating alternative arrangement. The p...

An analysis was conducted to study the deformation behaviour of the car wheel rim when subjected to different loading. This design analysis was performed using SolidWorks and CATIA software. Steel and Alloy are the two types of car wheel rim commonly used in Malaysia. These car wheel rims have been modelled using SolidWorks and follow the manufactu...

This paper presents the static analysis of 18-slot/16-pole Permanent Magnet Synchronous Motor (PMSM) using Finite Element Analysis. The motor is designed from half model of rotor and stator. Then it is built until becoming a complete motor. The stator and rotor core are made from silicon steel laminations, and Neodymium magnets is used for permanen...

A high voltage magnetic pulse is designed by applying an electrical pulse to the coil. Capacitor banks are developed to generate the pulse current. Switching circuit consisting of Double Pole Double Throw (DPDT) switches, thyristor, and triggering circuit is developed and tested. The coil current is measured using a Hall-effect current sensor. The...

The gradual phasing-out of asbestos in motorcycles brake friction materials in many parts of the world has sparked the onset of extensive research and development into safer alternatives. As a result, the brake friction industry has seen the birth of different brake pads and shoes in the past decade, each with their own unique composition, yet perf...

This project focuses on studying the existing off road buggy component which is flange. The study includes modeling the flange using solid model as references to an existing part used for off road buggy using CATIA software. Stress analysis was conducted using finite element method in ABAQUS Software. Performance of proposed design was compared fro...

In modern application in automotive and aerospace engineering especially in defense vehicle, underwater vehicle and aircraft used Metal and Polymer Composites as the main materials in their invention parts. The joining strength may increase if the contacted surface area between two materials is also increase, in this case, the relationship of adhes...

Encapsulation is one of the key processes in electronic packaging and to protect the integrated circuit chips from environmental and mechanical damages. The most obvious choice for the encapsulation process is transfer moulding due to its capability to mould small parts with complex features. An electronic package that employs transfer moulding is...

An analysis was conducted to study the heat transfer of in-wheel electric motor cooling fin for light electric vehicle application. This study focuses on motor housing design and heat transfer analysis of different cooling fins arrangement for motor housing. The design of the cooling fin on the motor housing is important to ensure an efficient ther...

Over the years, Battery Management System is playing a vital role in the development of an Electric Vehicle (EV) because of the Energy Storage System (ESS) acts as an alternative battery such as Lithium-ion battery. Apart from that, this project was focused on Orion BMS software to manage and monitor the rechargeable battery pack. So, in this proje...

The Ocean's living resources are a treasure for current and future generations of humankind. To sustain the resources, the scientists start to develop underwater vehicles such as ROV's and AUV's to seabed mapping and sampling. This underwater vehicle was propelled by underwater thrusters, which consists of electric motor and propeller fix at the sh...

Abstract – An analysis was conducted to study the deformation behavior of the motorcycle front wheel rim when subjected to frontal crash under different speed in the range from 0 km/h up to 120 km/h. This design analysis has been performed using CATIA and Abaqus. Two types of motorcycle wheel rim commonly used by the Malaysian motorist, Spoke wheel...

The disc rotor is solid, ventilated or drilled. The ventilated type disc rotor consists of a wider disc with cooling fins cast through the middle to ensure good cooling. The disc brakes use pads that are pressed axially against a rotor or disc. Solid and ventilated disc design are same which it free with any form, unless inside the ventilated disc...

Motorcycle engine releases heat to the atmosphere through the mode of force convection. To solve this, fins are provided on the outer of the cylinder. The heat transfer rate is defined depending on the velocity of vehicle, fin geometry and the ambient temperature. Increasing the temperature difference between the object and the environment, increas...

In-wheel electric motor is a latest and advance technology, where the motor is integrated within the wheels to drive the vehicle. It eliminates the need for the conventional engine, transmission differential and other power train components. Instead of several advantages offered by the in-wheel electric motor, it produces a lot of heat during its o...