Browsing by Author "Soib, Taib"
Now showing items 1-20 of 25
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A 5-level multilevel inverter using LM350 voltage regulator IC
Rosnazri, Ali; Ismail, Daut, Prof. Dr.; Soib, Taib; Noor Shahida, Jamoshid (Institute of Electrical and Electronics Engineers (IEEE), 2010-06-23)This paper presents a 5-level multilevel inverter for low power applications that not exceeding 30W using the common LM350 voltage regulator IC. A microcontroller with appropriate program is used to control on the biasing ... -
Comparison between the localized power loss and flux distribution in a three phase distribution transformer 100 kva assembled from various type of T-joint geometry with Staggered Yoke
Ismail, Daut; Dina Maizana, Maiz Ahmad; Soib, Taib (ACTA Press, 2008-04-02)This paper describes the result of an investigation of the variation of localized power loss and flux distribution in 3-phase transformer cores 100kVA assembled from various types of T-joint geometry. The localized power ... -
Comparison of losses and flux distribution in 3 phase 100 kVA distribution transformers assembled from various type of T-Joint geometry
Ismail, Daut; Dina Maizana, Maiz Ahmad; Shuhaimi, Zakaria; S. Uthman; Soib, Taib (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 ... -
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
Ismail, Daut; Dina Maizana, Maiz Ahmad; Shuhaimi, Zakaria; S. Uthman; Soib, Taib (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
Ismail, Daut; Dina Maizana, Maiz Ahmad; Shuhaimi, Zakaria; Soib, Taib (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 ... -
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
Ismail, Daut; Dina Maizana, Maiz Ahmad; Shuhaimi, Zakaria; Soib, Taib (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 between two of 3 phase distribution transformer 1000kVA assembled with regular and irregular stack of transformer core lamination
Ismail, Daut; Dina Maizana, Maiz Ahmad; Shuhaimi, Zakaria; S. Uthman; Soib, Taib (Universiti Malaysia Perlis (UniMAP), 2008-03-10)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 of 3 phase distribution transformer 1000kVA assembled with regular and irregular stack of transformer core lamination
Ismail, Daut; Dina Maizana, Maiz Ahmad; Shuhaimi, Zakaria; S. Uthman; Soib, Taib (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 of 3 phase distribution transformer core 3000 kVA assembled with different angle of T-Joint
Ismail, Daut; Dina Maizana, Maiz Ahmad; Shuhaimi, Zakaria; Soib, Taib (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 ... -
Design and development of a SPWM single phase inverter
Baharuddin, Ismail; Soib, Taib; Zainuddin, Mat Isa; Mohd Fayzul, Mohammed; Mohd Faridun Naim, Tajuddin; Nur Adyani, Mohd Affendi (Universiti Malaysia Pahang (UMP), 2009-06-20)This paper presents the design and development of a SPWM single phase inverter. A microcontroller is used to generate sinusoidal pulse width modulation (SPWM) signal for the inverter switches. An appropriate command ... -
Design and development of high frequency high power transformer for renewable energy application
Abd Rahim, Abd Razak; Soib, Taib; Ismail, Daut (Universiti Sains Malaysia (USM), 2005-07-22)This paper presents a design and fabrication of a high frequency transformer for 5 kW power rating. Within an operating frequency of 25kHz a MnZn P type core has been utilized. Two set of E-E geometry cores had to be stacked ... -
Design considerations of a high frequency power transformer
Abd Rahim, Abd Razak; Soib, Taib (Institute of Electrical and Electronics Engineering (IEEE), 2003)The approach of high frequency application seems to be very trendy in power transformer design. Especially when it is greatly efficient in reducing size, losses, cost etc. However, there is not much discussion that were ... -
Design of a single-phase rectifier with improved power factor and low THD using boost converter technique
Ismail, Daut; Rosnazri, Ali; Soib, Taib (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 ... -
Development of control circuit for single phase inverter using Atmel Microcontroller
Baharuddin, Ismail; Soib, Taib; Abdul Rahman, Mohd Saad; Muzamir, Isa; Ismail, Daut (Kolej Universiti Kejuruteraan Utara Malaysia (KUKUM), 2006-09-16)This paper presents the development of control circuit for single phase inverter using Atmel microcontroller. The attractiveness of this configuration is the used of a microcontroller to generate sinusoidal pulse width ... -
Development of simple PWM inverter using photovoltaic cells
Soib, Taib; Yusmin, Sutanto; Abd Rahim, Abd Razak (Universiti Teknologi MARA (UiTM), 2002-07-17)This paper presents the development of a simple 1.5kW single-phase sinusoidal Pulse Width Modulation (PWM) inverter. This inverter is designed to be either a stand-alone or grid connected inverter from a direct supply of ... -
Effect of stack of transformer core lamination on losses and flux distribution in 3-phase distribution transformers 1000kVa
Ismail, Daut; Dina Maziana, Maiz Ahmad; Shuhaimi, Zakaria; Soib, Taib (Universiti Malaysia Perlis, 2008)This paper describes the results of an investigation 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 variation ... -
Evaluation of transformer magnetizing core loss
Ahmed, M.A.H.; Soib, Taib; Ismail, Daut; Uthman, S. (Asian Network for Scientific Information, 2006)Loss in transformer core is the electrical power lost in terms of heat within the core of transformer, when core is subjected to AC magnetizing force. It is composed of several types of losses such as Hysterics loss, eddy ... -
Flux simulation on 100kVA three-phase transformer core
Dina Maizana, Maiz Ahmad, Ir.; Ismail, Daut, Prof. Dr.; Soib, Taib (Praise Worthy Prize S.r.l., 2010-06)This paper describes the simulation of flux distribution on 100kVA 3 phase distribution transformer assembled with 60°-45° T-joint and mitred lap corner joint with stagger yoke and limb. The core that being used is 3% ... -
Harmonic content as the indicator of transformer core saturation
Ismail, Daut, Prof. Dr.; Syafruddin, Hassan; Soib, Taib; Risnidar, Chan; Muhammad Irwanto (Institute of Electrical and Electronics Engineers (IEEE), 2010-06-23)The paper proposes a measurement method for obtaining the parameters needed to calculate a reliable indicator of the state of transformer core saturation. The major nonlinear effects in transformer core are saturation, ... -
Intergrated grid-connected PV monitoring system
Mohd Shawal, Jadin; Soib, Taib; Ismail, Daut; Che Mat Hadzer, Mahmud (Universiti Sains Malaysia (USM), 2005-07-22)This paper presents the development of integrated grid-connected PV system design tool and monitoring system. The development and deployment of photovoltaic system need a strategy in order to get the maximum performance ...