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    Now showing items 31-40 of 75

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    Induction motor behavior due to unsymmetrical and symmetrical faults 

    Surya, Hardi; Ismail, Daut, Prof. Dr.; Risnidar Chan Bahaudin; Muhammad Irwanto; Rosnazri, Ali; Indra, Nisja (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    Voltage sags are generally caused by faults on transmission and/or distribution systems. The voltage produced may be either unsymmetrical or symmetrical, depend on type of faults. Unsymmetrical fault is faults caused by ...
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    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 

    Ismail, Daut, Prof. Dr.; Dina, Maizana,; S., Uthman; Soib B., Taib (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 ...
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    Performance comparison different thickness of non oriented electrical steel material using analysis and performance chart from FEM software 

    Yanawati, Yahya; Ismail, Daut, Prof. Dr.; Nair, Gomesh; Nor Shafiqin, Shariffuddin; Pungut, Ibrahim; M., Abdullah (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    With market condition today, the economics are such that users and engineer are looking for the best fit for the application at the most reasonable cost in purchasing induction motors. Generally, 0.35mm thickness of ...
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    Comparison on performance of voltage sags miligation techniques 

    Norshafinash, Saudin; Noor Shahida, Jamoshid; Latifah, Mohamed; Mohd Aziz, Mohamed; N. M., Nayan; Ismail, Daut, Prof. Dr. (Universiti Teknologi MARA (UiTM), 2009-06-03)
    The increasing use of sophisticated electronics, high efficiency variable speed drive, and power electronic controller, power quality has become an increasing concern to utilities and customers. Voltage sags is the most ...
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    Study of photovoltaic and inverter characteristics 

    Saidatul Shema, Saad; Ismail, Daut, Prof. Dr.; Muhammad Irwanto, Misrun; S., Champakeow; N. S., Ahmad (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    The development of renewable energy is increasing worldwide because of the growing demand on energy, high oil prices, and concerns of environmental impacts. Solar energy is amongst the highest development of renewable ...
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    High side MOSFET driver design using discrete components for low voltage applications 

    Pungut, Ibrahim; Rosnazri, Ali; Ismail, Daut, Prof. Dr.; Soib, Taib, Prof. Madya Dr.; Dina Maizana, Maiz Ahmad; Risnidar Chan Bahaudin, Ir. (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    This paper presents the design of a high-side N-channel MOSFET driver using discrete components for low voltage applications, ranging from 3V up to 24Vdc operation. Special level shifting technique is used to increase the ...
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    Predicting the localized flux distribution in three phase induction motor between different stator slot size 

    Ismail, Daut, Prof. Dr.; Dina Maizana, Maiz Ahmad, Dr.; Nor Shafiqin, Shariffuddin; Nasrul Helmei, Halim; Yanawati, Y.; Mohd Asri, Jusoh; Gomesh Nair, Shasidharan; Pungut, Ibrahim; Abdullah, M.; Syatirah, M. N. (Institute of Electrical and Electronics Engineers (IEEE), 2011-06-06)
    A three phase induction motor differences of stator slot size is investigated in terms of its localized flux distribution. The search coil induced voltage method is used to analyze the flux distribution in the stator core. ...
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    Effect of solar irradiance and temperature on photovoltaic module electrical characteristics 

    M., Irwanto; Ismail, Daut, Prof. Dr.; Merdang, Sembiring, Dr. Ir.; Rosnazri, Ali; S., Champakeow; S., Shema (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    The electrical characteristics of photovoltaic (PV) module are dependent on solar irradiance and temperature. It consists of short circuit current, open circuit voltage, maximum power, fill factor and efficiency. This ...
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    Design and sizing photovoltaic system for DC air-conditioning 

    Shatri, C.; Ismail, Daut, Prof. Dr.; Muhammad Irwanto; Noor Syafawati, Ahmad; S. S., Saad; Khairul Anuar, Mohd Nor (Universiti Malaysia Perlis (UniMAP), 2010-10-16)
    The author is designing the photovoltaic system to support the DC air-conditioning. There are calculations that have to achieve such as daily load energy (EL), energy directly from sun (Esun), area of photovoltaic ...
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    Predicting an investigation of flux distribution in three phase induction motor stators by using different stator slot sizes 

    Nor Shafiqin, Shariffuddin; Ismail, Daut, Prof. Dr.; Yanawati, Yahya; Pungut, Ibrahim; M., Abdullah; Nair, Gomesh (Universiti Malaysia Perlis (UniMAP), 2010-09-16)
    The predicting of different stator slot sizes on flux distribution in three phase induction motor is presented. For both stator models, the maximum flux density is found near the tooth tip and minimum towards the outer ...
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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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