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    Now showing items 11-20 of 75

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    Induction motor behavior due to symmetrical and un-symmetrical faults 

    Ismail, Daut, Prof. Dr.; Surya Hardi, Amrin; Tunku Muhammad Nizar, Tunku Mansur; Syafruddin, Hasan; Indra, Nisja; Mohd Hafizi, Idris (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
    This paper presents induction motor behavior caused by symmetrical and unsymmetrical faults. PSCAD/EMTD power system simulation was used for a simple model and the investigation purpose. Voltage sags are generally caused ...
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    Investigation of photovoltaic modules cooling system 

    Farhana, Zainuddin; Mohd. Irwan, Yusoff; Ismail, Daut, Prof. Dr.; Nurul Razliana, Abd Razak (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
    It is well known that the power and efficiency of photovoltaic (PV) module usually falls at the rate of ~0.5%/°C and ~0.05%/°C respectively as increase of ambient temperature. The electrical efficiency of PV cell depends ...
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    Loss prediction of induction motor using OPERA 2D software 

    Ismail, Daut, Prof. Dr.; Anayet, Karim; Pungut, Ibrahim; Yanawati, Yahya; Nor Shafiqin, Shariffuddin; Faizal (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    The paper discusses the factors which determine the losses of induction motor. The loss mechanisms are described in this paper and it is related to the performance and design characteristics of induction motor such as ...
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    Epstein and iron loss test for Incoming Quality Assurance (IQA) 

    Mastika, Abdullah; Ismail, Daut, Prof. Dr.; Yanawati, Yahya; Nor Shafiqin, Shariffuddin; Pungut, Ibrahim (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    Epstein test is well known method to test the specific total loss in magnetic material. Epstein test procedures are complicated as well as destructive test. Therefore, the Iron Loss Tester is an alternative test and can ...
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    Statistic data analysis of localized magnetic flux density and power loss 

    Mastika, Abdullah; Ismail, Daut, Prof. Dr.; Yanawati, Yahya; Nor Shafiqin, Shariffuddin; Pungut, Ibrahim (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    The experiment data were collected by using the search coil technique and temperature arise with time in order to measure the magnetic flux density and power loss. Statistic data analysis and engineering knowledge are tools ...
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    In-plane flux distribution in the mix 60o- 45o T-joint of three phase transformer core 

    Dina Maizana, Maiz Ahmad; Ismail, Daut, Prof. Dr.; Rosnazri, Ali; Risnidar Chan Bahaudin, Ir.; Muhammad Irwanto (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    This paper describes the result of measurement of inplane flux distribution on 100kVA 3phase distribution transformer assembled with the mix 60o- 45o T-joint and mitred lap corner joint with stagger yoke of 10mm. ...
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    Optimization of photovoltaic module electrical characteristics using genetic algorithm 

    Muhammad Irwanto; Ismail, Daut, Prof. Dr.; Merdang, Sembiring, Dr. Ir.; Rosnazri, Ali; Dina Maizana, Maiz Ahmad (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    This paper presents the optimization of PV module electrical characteristics using genetic algorithm (GA). A mathematical modeling was used to characterize the electrical characteristics of PV module. A 180 W, 30 V, ...
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    Simulation of flux distribution and loss calculation at three-phase transformer core with the mix 60o-45o T-joint 

    Dina Maizana, Maiz Ahmad; Ismail, Daut, Prof. Dr.; Rosnazri, Ali; Syafruddin, Hassan; Risnidar Chan Bahaudin, Ir. (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    This paper describes the result of simulation of flux distribution on 100kVA 3phase distribution transformer assembled with 23o T-joint and mitred lap corner joint with stagger yoke and limb for one lamination. The ...
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    Copper rotor development process of induction motor 

    Ismail, Daut, Prof. Dr.; Anayet, Karim; Mohd Saufi, Ahmad (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    This paper proposes the technique for developing a copper rotor for AC induction motor. A simple substitution of copper for aluminum in the rotor conductor bars will generally provide a significant reduction in I²R ...
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    Potential of solar energy harvesting in Ulu Pauh, Perlis, Malaysia using solar radiation - Analysis studies 

    Noor Syafawati, Ahmad; Ismail, Daut, Prof. Dr.; Muhammad Irwanto, Misrun; Farhana, Z.; Nurul Razliana, Abd Razak; Arizadayana, Zahalan; Saidatul Shema, Saad (Elsevier B.V., 2012-12-27)
    This paper presents analysis studies of solar energy harvesting potential in Ulu Pauh, Perlis, Malaysia which located at 6.462°N, 100.351°E. Solar radiation is radiant energy received from the sun, from both direct and ...
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    Ismail, Daut, Prof. Dr. (75)
    Rosnazri, Ali (17)Gomesh Nair, Shasidharan (12)Muhammad Irwanto (12)Pungut, Ibrahim (12)... View MoreSubjectInduction motor (9)Transformer core (6)Flux distribution (5)Solar irradiance (5)Harmonics (4)... View MoreDate Issued2012 (15)2011 (9)2010 (38)2009 (6)2008 (5)2007 (2)

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