Browsing Ismail Daut, Prof. Dr. by Issue Date
Now showing items 21-40 of 154
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Contribution factors to transformer failure under no load condition and mitigation action
(Kolej Universiti Teknologi Tun Hussein Onn (KUiTTHO), 2006-12-20)The study on transformer failure was carried out on commercial 1500 kVA 33/11 kV in TNB network distribution systems. The damage experienced by the transformer under study was suspected due to the transient surge overvoltage ... -
Influence of soil on grounding system for substation
(Kolej Universiti Teknologi Tun Hussein Onn (KUiTTHO), 2006-12-20)In designing grounding system of substation, the quantities of grounding system resistance, touch (or mesh) and step voltages must be known for personal safety and equipment protection. The quantities performance is ... -
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 ... -
Simplification of sun tracking mode to gain high concentration solar energy
(Science Publications, 2007)Power conversion from solar thermal energy to electrical energy is still very cost-intensive. Serious effort has to be given in the development of the concentrator or heliostat structure expenditure which contributing the ... -
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 ... -
Tracking error analysis of a rotation-elevation mode heliostat
(Science Publications, 2007)For the past few years, great efforts have been done in improving the tracking accuracy of a newly proposed rotation-elevation tracking mode heliostat. A special simulation program has been developed to systematically ... -
Merekabentuk Pengesan Discas Permukaan di dalam "Inclined-Plane Test" dengan menggunakan kaedah optik
(Universiti Malaysia Perlis, 2007)Laporan ini bertujuan untuk memberikan seberapa maklumat tentang ciri-ciri aktiviti discas permukaan secara langsung dan aktiviti discas separa umumnya serta peringkat-peringkat proses merekabentuk alat pengesan terhadap ... -
Mathcad® - a 'learning enabler' in power electronics education
(Association of Engineering Education in South East Asia and the Pacific, 2007-02-14)Advancement in technology and the resulting affects on curriculum content in an attempt to meet employer's needs requires careful consideration to avoid 'over pruning' essential basics. Developing delivery methodology that ... -
Magnetic levitation (Design PID controller)
(Universiti Malaysia PerlisSchool of Electrical Systems Engineering, 2007-04)Magnetic levitation systems, based on electromagnetism, are characterized by open loop instability and non linear dynamics are described by highly nonlinear equations that suggest the need of stabilizing controllers which ... -
Design guidelines for recycling of rotating machines
(International Association of Science and Technology for Development (IASTED), 2007-04-04)This paper describes the design guidelines of the rotating machine based on recycling. This explain the detail description of the rotating machine parts how to reuse. Technological issues arising from the following rotating ... -
Magnetic levitation system
(Universiti Malaysia PerlisSchool of Electrical Systems Engineering, 2007-05)Magnetic Levitation (Maglev) Systems have gained considerable interest due to their great practical importance in many engineering fields. Maglev technology has been receiving increasing attention because it helps eliminate ... -
Comparison between state feedback and variable structure control of Magnetically Suspended Balance Beam (MSBB) system
(Universiti Teknologi Malaysia (UTM), 2007-05-29)This paper presents the control of Magnetically Suspended Balance Beam (MSBB)system using Integral Sliding Mode Control (ISMC). The MSBB is a balancing system that use two magnetic coils to balance the beam. The use of ... -
Comparison on losses and flux distribution between two of 3 phase distribution transformer core 3000 kVA assembled with different angle of T-Joint
(Malaysia - Japan University Center (MJUC), 2007-11-15)Thia paper describes the results of an investigation on the effect of the use of different angle of T-Joint in two models of 3 phase distribution transformer with capacity of 3000 kVA. The first model uses 3 phase distribution ... -
Different clamp stress impact on losses and flux distribution between two of 3 phase distribution transformer 1000 kVA assembled with stagger yoke of transformer core lamination
(Institute of Electrical and Electronics Engineers (IEEE), 2007-11-25)The power loss of transformer core are depends on a large extent on mechanical stress. This paper describes the result of an investigation on effect different clamp stress of core lamination in the two of 3 phase distribution ... -
Tracing generators' output in transmission open access
(Institute of Electrical and Electronics Engineering (IEEE), 2007-12)Over the past few years, the electric power utility industries around the world have experienced a strong drive towards deregulation. Based on the experience of deregulation of the communication, natural gas and airline ... -
K-factor due to implementing of DC unbalanced/balanced of a transformer
(Institute of Electrical and Electronics Engineers (IEEE), 2007-12-04)This paper presents the effects of harmonic distortion on loaded single phase two winding transformer.The impact on K-factor is studied by implementing DC unbalanced and balanced configurations. The measurements are done ... -
Comparison on losses and flux distribution between two of 3 phase distribution transformer 1000kVA assembled with regular and irregular stack of transformer core lamination
(The Malaysian Research Group (MRG), 2007-12-06)This paper describe the result of an investigation on the effect of different stack of core lamination in the two of 3 phase distribution transformer 1000kVA. The investigation involves the variation of power loss, building ... -
Comparison on losses and flux distribution between two 3-phase distribution transformers 1000kVA assembled with air gap and without air gap of transformer core lamination
(Institute of Electrical and Electronics Engineering (IEEE), 2007-12-06)This paper describes the result of an investigation on the effect of air gap of core lamination in two 3-phase distribution transformers 1000kVA. The investigation involves the variation of power loss, building factor, the ... -
Comparison on losses and flux distribution among the three of 3 phase distribution transformer 1000kVA assembled from various amount of layer of transformer core lamination
(Universiti Kuala Lumpur (UniKL), 2007-12-13)This paper describes the results of an investigation on the effect of different amount of layer of core lamination in three of 3 phase distribution transformers 1000kVA. The investigation involves the varian of power loss, ... -
Comparison on losses and flux distribution among three 3-phase distribution transformers 1000kVA assembled from various amount of layers per stack of transformers core lamination
(Universiti Kuala Lumpur (UniKL), 2007-12-13)This paper describes the results of an investigarion on the effect of different amount of layers per stack of core lamination in the three of 3 phase distribution transformers 1000kVA. The investigation involves the variant ...