Browsing IEM Journal by Title
Now showing items 29-48 of 310
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Capabilities and services offered by Malaysian learning centres in assisting manufacturing enterprises in their digital transformation journey
(The Institution of Engineers, Malaysia (IEM), 2022)Industry 4.0 encompasses a plethora of notions and technologies aimed at assisting manufacturing entities, particularly small and medium-sized firms, in gaining a competitive edge. Hence, an effective implementation of ... -
Capacitive interdigitated electrodes sensor for the field device to measure moisture content in the Nitrile gloves manufacturing industry
(The Institution of Engineers, Malaysia (IEM), 2022)This paper investigates the impedance spectroscopy technique in determining moisture content in Nitrile gloves. Interdigitated electrode was designed and fabricated, then evaluated on LCR Impedance meter subjected to ... -
Carrier position third and fifth order IMDs of a radio-over-fibre system laser
(The Institution of Engineers, Malaysia, 2008-12)The third order intermodulation distortion (IMD3), instead of the fifth order intermodulation distortion (IMD5), is often thought to limit the performance of the radio-over-fibre system as it tends to fall in-band. A ... -
A CFD analysis on the effect of vortex finder and cylindrical length on cyclone hydrodynamics and centrifugal forces
(The Institution of Engineers, Malaysia, 2009-06)The article presents a Computational Fluid Dynamics (CFD) calculation to predict and to evaluate the flow field and centrifugal forces of gas cyclones. The numerical solutions were carried out using commercial CFD code ... -
CFD investigation of fluid flow and turbulence field characteristics in a four-stroke automotive direct injection engine
(The Institution of Engineers, Malaysia, 2008-03)The CFD simulation to investigate the effect of piston crown inside the combustion chamber of a 4-stroke direct injection automotive engine under the motoring condition is presented. The analyses are dedicated to investigate ... -
Characteristics of earthing systems under lightning surges
(The Institution of Engineers, Malaysia, 2007-06)Overvoltage protective devices such as surge arresters and protective gaps are used to divert high lightning surges from line to earth through an earth electrode. An effective design of earthing systems is therefore ... -
Characteristics of optical silicone tactile sensor
(The Institution of Engineers, Malaysia (IEM), 2015-07)The main objective of this research work is to analyze the characteristics of a newly developed optical tactile sensor for sensing surface hardness. Many optical tactile sensors are bulky in size and lack of dexterity for ... -
CNTs/SnO2 and CNTs/MNo2 nanocomposites for the fabrication of the electrodes for supercapacitors
(The Institution of Engineers, Malaysia (IEM), 2012-09)The development of next generation high-energy and high-power aqueous supercapacitors is vital in an era when power demand has peaked. In terms of engineering related issues at the micro level, the major area urgently ... -
Coded space-time-frequency OFDM over IEEE 802.11 fading channels
(The Institution of Engineers, Malaysia, 2007-03)This paper will present a 4-transmit and 1-receive (4Tx:1Rx) antenna system of coded space-time-frequency in conjunction with orthogonal frequency division multiplexing (Coded STF-OFDM). STF block code is concatenated ... -
Combined flash-vaporisation and solar evacuated tube heat-driven absorption air conditioning system for the tropic
(The Institution of Engineers, Malaysia, 2007-06)A theoretical study based on the thermodynamic consideration has been conducted for a combined flash-vaporisation and solar evacuated tube, heat-driven air conditioning system for cooling of buildings under the tropic ... -
Comparison of artificial intelligence (AI) based models for sediment transport prediction using swot and statistical analyses
(The Institution of Engineers, Malaysia (IEM), 2022)The dynamics involved in sediment scour are complicated. Hence, it is a challenging task to create a general empirical optimisation algorithm for reliable sediment load estimation. This study aims to analyse the architectures ... -
A comparison of mobile node’s handoff between mobile IPV6 and fast handover protocol
(The Institution of Engineers, Malaysia, 2008-06)Mobile IP is standard protocol to support mobility for today and future networks, although it suffers from handoff delay when a mobile node changes its point of attachment in the network. This delay might cause packet loss ... -
Comparison of Pistia stratiotes and Lemna minor plants potentials in bioremediation of domestic wastewater
(The Institution of Engineers, Malaysia (IEM), 2021)Phytoremediation is an eco-friendly and cost-effective biotechnological method of wastewater treatment that involves the use of plants. In this research work, the potentials of Pistia stratiotes and Lemna minor aquatic ... -
Comparison study of experimental and simulation temperature data in the esterification process of Palm Oil Fatty Acid Distillate (PFAD) in a fluidised reactor
(The Institution of Engineers, Malaysia (IEM), 2011-09)Palm Oil Fatty Acid Distillate (PFAD) is a by-product from palm oil refinery process and normally used as ingredient of making candles, soap and others. Recently, many researchers have been carried out to diversify the ... -
Computation of wave-making resistance of Wigley hull form using michell’s integral
(The Institution of Engineers, Malaysia, 2007-12)The aim of the present paper is to compute the wave-making resistance of the Wigley mathematical hull of different cross-sections (parabolic, rectangular and triangular). Michell gave the first approximate hydrodynamic ... -
Computer-aided process design tools for debottlenecking a batch pharmaceutical production
(The Institution of Engineers, Malaysia, 2008-12)The main objective of this work is to model and to debottleneck a batch pharmaceutical production with computer-aided process design (CAPD) and simulation tools. An eye drop production case study is firstly modelled based ... -
A concept development and proposed design procedure for rocking precast hollow core wall in warehouse
(The Institution of Engineers, Malaysia, 2010-06)Precast hollow core unit is commonly used in the construction of flooring system in precast reinforced concrete building in Malaysia. One of the technical challenges is to design and use precast hollow core unit without ... -
Content-based image retrieval for painting style with convolutional neural network
(The Institution of Engineers, Malaysia (IEM), 2022)With the advancement of digital paintings in online collection platform, new image processing algorithms are required to manage digital paintings saved on database. Image retrieval has been one of the most difficult ... -
Control of bifurcation behaviour of the buck converter via a resonant parametric perturbation circuit
(The Institution of Engineers, Malaysia (IEM), 2015-07)Nonlinear circuits and systems research has been growing very quickly over the past two decades. Actively pursued in almost every branch of science and engineering, nonlinear systems theory has found wide applications in ... -
Cycloconverter-type high frequency link inverter for photovoltaic application
(The Institution of Engineers, Malaysia, 2006-03)The abundance solar energy in this country has triggered the interest of researchers to develop local products to be used in the solar photovoltaic (PV) systems. Although the development of solar cell itself is somewhat ...