Browsing School of Electrical Systems Engineering (Articles) by Title
Now showing items 13-32 of 115
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Comparison of losses and flux distribution in 3 phase 100 kVA distribution transformers assembled from various type of T-Joint geometry
(Science Publications, 2006)This paper describes results of an investigation of the variation of power loss, building factor, flux leakage and flux distribution in 3-phase model transformer cores assembled from various type of T-joint geometry. The ... -
A comparison on PSO variants in calculating HEPWM switching angles for a cascaded H-bridge multilevel inverter
(Springer Science+Business Media, LLC, 2012)This paper presents a comparison study on the application of various PSO algorithms in calculating the Pulse Width Modulation (PWM) switching angles of a cascaded H-bridge multilevel inverter. It aims to investigate the ... -
Comparison study on chebyshev and composite lowpass filter for harmonic rejection in two ways radio
(Elsevier Ltd., 2013)The paper is on a comparison study on Chebyshev and Composite lowpass filter designed at 300-400 MHz used for harmonic rejection in two ways radio. The filter is used to attenuate harmonic that generated by power amplifier ... -
Comparison study on chebyshev and composite lowpass filter for harmonic rejection in two ways radio
(Malaysian Technical Universities Network (MTUN), 2012-11-20)The paper is on a comparison study on Chebyshev and Composite lowpass filter designed at 300-400 MHz used for harmonic rejection in two ways radio. The filter is used to attenuate harmonic that generated by power amplifier ... -
Computer designed solar concentrator
(International Association of Science and Technology for Development (IASTED)/ACTA Press, 2007)This paper discusses a computer designed optical concentrator, which is providing efficient solar energy transfer to a Stirling Engine. The receiver can make line focusing onto the absorber of Stirling engine located at ... -
A cost-effective method for high-quality 60GHZ optical millimeter wave signal generation based on frequency quadrupling
(EMW Publishing, 2013)In this paper, we present a cost effective method to generate a high-quality quadruple frequency optical millimeter- wave (MMW) signal using an integrated dual-parallel Mach-Zehnder modulator (IDP-MZM). Not only does the ... -
A critical review-power quality concerns
(Universiti Malaysia Perlis, 2008)Power system quality concerns is the art and science of analyzing power system performance within a facility to determine potential problem areas or to better understand known problems in an electrical distribution system. ... -
Current perspective of the renewable energy development in Malaysia
(Elsevier Ltd., 2011-02)It is estimated that oil reserves will not last very much longer; thus, a switch to alternative energy solutions is crucial. The Malaysian government has already prepared to face the situation decades before. Many policies ... -
Current total harmonic reduction technique on three-level single phase transformerless photovoltaic inverter using PSpice
(Universiti Malaysia Perlis (UniMAP), 2013)This paper presents simulation of three-level single phase transformerless photovoltaic inverter (TPVI). Proposed technique of the simulation is created in PSpice software. The simulation is constructed by two voltage ... -
Damping improvement of power system oscillations by using optimal coordinated design between PSS and SVC-based stabilizer
(Trans Tech Publications, 2013)The large expansion of electrical power systems usually results in problem of low frequency oscillations. Therefore, the conventional Power System Stabilizers (PSSs) used to solve this problem cannot provide an adequate ... -
Design a quadband frequencies microstrip patch antenna with double C-shaped slot
(Engg Journals Publications, 2013)A quadband frequencies microstrip square patch antenna with double C-shaped slot at the patch is proposed in this paper. First, a rectangular shaped patch antenna is designed for 2.40 GHz frequency (WLAN application) with ... -
Design of a single-phase rectifier with improved power factor and low THD using boost converter technique
(Science Publications, 2006)The method of using Boost type of converter was proposed for a 300W single-phase rectifier in this paper. By designing the necessary techniques and methodology, the overall Power Factor (PF) and Total Harmonic Distortion ... -
Design of UHF harmonic butterworth low pass filter for portable 2 ways-radio
(Engg Journals Publications, 2013)This paper presents the design of a compact Butterworth low pass filter designed operating at frequency range of 300-400MHz with input and output impedance of 50 ohm have been designed, simulated and fabricated. This filter ... -
Determination of power flow and loss allocation using superposition theory method
(Regional Energy Resources Information Center (RERIC), Asian Institute of Technology, 2008-03)This paper discussed a method to determine power flow and loss from individual generator to particular load and line flows for transmission open access. Based on solved load flow, the method uses basic circuit theories ... -
Development of pyramidal microwave absorber using sugar cane bagasse (SCB)
(EMW Publishing, 2013)The need to find ways to effectively utilize the large quantities of agricultural waste that are produced is indicative of the huge potential associated with producing an alternative pyramidal microwave absorber for anechoic ... -
Diagnosis of MV oil filled cable terminations with X-ray imaging and infrared (IR) thermography
(Science Publications, 2007)A main purpose of doing a diagnostic in cable system including its accessories such as impregnated paper insulated oil filled cable termination is to predict failure before they occur. Those cable and accessories, which ... -
Discrimination and classification of Eurycoma longifolia Jack in medicinal foods by means of a DSP-based electronic taste sensor
(SAGE Publications, 2004)Eurycoma longifolia Jack (ELJ), better known as Malaysian Ginseng, is fast becoming popular due to its efficacy as a general health and testosterone booster, and for its known aphrodisiac properties. With the growing ... -
Double-series resonant inverter-fed voltage multiplier based high-voltage DC-DC converter
(Taylor and Francis Group, LLC., 2013-11)This article presents a novel series resonant inverter-fed high-voltage DC-DC converter. The proposed converter consists of two resonant tanks that are energized by a half-bridge inverter. Two high-voltage transformers are ... -
A dual-band array antenna using dome-shaped radiating patches
(Wiley Periodicals, 2013-11)A novel design of a dual-band array antenna for Wireless Local Area Network and Worldwide Interoperability for Microwave Access applications is presented in this article. The antenna operates at 3.5 dBi (the lower band) ... -
Dual-band, parabolic, slotted ground plane-directive antenna for WLAN applications
(Taylor & Francis, 2013)Wireless local area network (WLAN) is one of the common terms used by researchers in the communications area that allows wireless, long-range communication. Antennas are used as a medium of transmission, and in recent WLAN ...