This page provides access to research works by Dr. Mohd. Irwan Yusoff, currently a Lecturer of Electrical Systems Engineering, Universiti Malaysia Perlis (UniMAP).

Recent Submissions

  • Current total harmonic reduction technique on three-level single phase transformerless photovoltaic inverter using PSpice 

    Ismail, Daut; Muhammad Irwanto, Misrun; Suhelmi; Shasidharan, Gomesh Nair; Mohd Irwan, Yusoff; Muhammad Fitra, Zambak; Risnidar, Chan Bahaudin (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 ...
  • Electrical generation of Dye-Sensitized solar cells using sensitizer from rose flower 

    Gomesh Nair, Shasidharan; Syafinar, Ramli; Muhammad Irwanto, Misrun; Mohd Irwan, Yusoff; M. R. Mamat; Uda, Hashim, Prof. Dr.; Norman, Mariun (Trans Tech Publications Inc., 2014-08)
    Dye-sensitized solar cell (DSSC) is part of the thin film family that consists of a TiO2 electrode coating which acts as a photo electrode, sensitizer from dye molecules soaked in the TiO2 film, electrolyte layer and a ...
  • Photovoltaic powered uninterruptible power supply using microcontroller PIC16F628-I/P 

    Muhamad Irwanto, Misrun; Mohd Fareq, Abd. Malek, Dr.; Sasongko, P. Hadi; Gomesh Nair, Shasidharan; Mohd Irwan, Yusoff (Trans Tech Publications, 2014)
    Uninterruptible power supply (UPS) sits between a power supply such as wall outlet and devices to prevent undesired feature that can occur within the power source such as outages, sags, surges and bad harmonics from the ...
  • Performance improvement of dye sensitized solar cell by using recycle material for counter electrode 

    Gomesh Nair, Shasidharan; Mohammad Shafawi; Muhammad Irwanto; Mohd Irwan, Yusoff; Muhammad Fitra; Norman, Mariun (Trans Tech Publications, 2013)
    This project is to investigate the counter electrode material from two different carbon sources to fabricate dye sensitized solar cell (DSSC). The carbon sources are extracted from battery and pencil lead. The method to ...
  • Measurement and simulation of current total harmonic distortion on three-level single phase transformerless photovoltaic inverter 

    Ismail, Daut, Prof. Dr.; Muhammad Irwanto; Tunku Muhamad Nizar, Tunku Mansur; Rosnazri, Ali; Nair, Gomes; Mohd Irwan, Yusoff; Muhammad, Fitra (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
    This paper presents a new topology of three-level transformerless photovoltaic (PV) inverter. It consists of three main circuits; they are a pulse driver circuit, a full bridge inverter circuit and a power factor correction ...
  • Development of hybrid vertical axis wind turbine for wind energy 

    Ismail, Daut, Prof. Dr.; Nurul Razliana, Abd Razak; Mohd Irwan, Yusoff; Z. Farhana (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
    Generally wind turbine capture wind's kinetic energy in a rotor consisting of two or more blades mechanically coupled to a generator. Vertical axis wind turbine (VAWT) has two types that are Savonius and Darrieus wind ...
  • Generation of wind power in Perlis, northern Malaysia 

    Nurul Razliana, Abd Razak; Mohd Irwan, Yusoff; Muhammad Irwanto, Misrun; Farhana, Z. (Institute of Electrical and Electronics Engineers (IEEE), 2012-03-18)
    In recent years, wind energy is one of the fastest developing renewable energy sources technologies across the globe. Wind energy conversion given a serious consideration in Malaysia since it is located in the equatorial ...
  • Experimental investigation of photovoltaic modules cooling system 

    Farhana, Z.; Mohd Irwan, Yusoff; Azimmi, R. M. N.; Nurul Razliana, Abd Razak; Gomesh Nair, Shasidharan (Institute of Electrical and Electronics Engineers (IEEE), 2012-03)
    The electrical efficiency of Photovoltaic (PV) cell depends on its operating temperature during absorption of solar radiation. It is well known that the power and efficiency of PV module usually falls at the rate of 0.5%/C ...
  • Optimization of current total harmonic distortion on three-level transformerless photovoltaic inverter 

    Ismail, Daut, Prof. Dr.; Muhammad Irwanto; Mohd Irwan, Yusoff; Gomesh Nair, Shasidharan; Noor Syafawati, Ahmad (Elsevier Ltd., 2012)
    This paper presents a new topology of three-level transformerless photovoltaic (PV) inverter. It consists of three main circuits; they are a pulse driver circuit, a full bridge inverter circuit and a power factor correction ...
  • Maximum voltage angle optimization of uninterruptible power supply on three-level transformer-less photovoltaic inverter 

    Muhammad Irwanto; Mohd Irwan, Yusoff; Gomesh Nair, Shasidharan; Noor Syafawati, Ahmad (Institute of Electrical and Electronics Engineers (IEEE), 2012-05)
    his paper presents a new topology of three-level transformer-less photovoltaic (PV) inverter. In this topology, a 240V AC system is developed from a full bridge inverter circuit using PIC microcontroller (PIC16F628A-I/P) ...
  • Building factor of Grain-Oriented Silicon Iron (3% SiFe) with different thickness on 100kVA three phase distribution transformer core 

    Nor Ashbahani, Mohd Kajaan; Ismail, Daut, Prof. Dr.; Mohd Irwan, Yusoff (Trans Tech Publications., 2012-03)
    The power loss in laminated transformer cores is always greater than the nominal loss of the electrical steel laminations, by a factor known as the building factor. This paper discussed result of an investigation towards ...
  • Performace of wind turbine based on wind speed data and turbine tower height in Kangar, Northern Malaysia 

    Ismail, Daut, Prof. Dr.; Muhammad Irwanto, Misrun; Mohd Irwan, Yusoff; Gomesh Nair, Shasidharan; Noor Syafawati, Ahmad (Australian Journal of Basic and Applied Sciences, 2011-07)
    This paper presents an analysis of the wind speed characteristic in Kangar, Northern Malaysia. The Weibull distribution function is applied to analyze the wind speed characteristic and used to calculate the wind power ...
  • Fabrication and investigation of copper rotor bar on 0.5HP induction Motor-A performance and economical study 

    Ismail, Daut, Prof. Dr.; Gomesh Nair, Shasidharan; Yanawati, Yahya; Nor Shafiqin, Shariffuddin; Muhammad Irwanto, Misrun; Mohd Irwan, Yusoff; Anayet, Karim (Australian Journal of Basic and Applied Sciences, 2011-05)
    The paper deals with the fabrication of copper rotor bars for 0.5HP induction motor and then comparing it with the existing aluminium rotor bars. From this experiment the rotors are compared in terms of efficiency increment ...
  • Performance of photovoltaic module at different tilt angles in Perlis, Northern Malaysia 

    Ismail, Daut, Prof. Dr.; Muhammad Irwanto, Misrun; Ezzani, M.; Mohd Irwan, Yusoff (Praise Worthy Prize, 2010-12)
    This paper presents a calculation of the tilt angles and the solar irradiance on PV module in Perlis, Nortern Malaysia. A mathematical modeling is used to calculate the tilt angles and the solar irradiance, which depend ...
  • Combination of Hargreaves method and linear regression as a new method to estimate solar radiation in Perlis, Northern Malaysia 

    Ismail, Daut, Prof. Dr.; Muhammad Irwanto; Mohd Irwan, Yusoff; Gomesh Nair, Shasidharan; Noor Syafawati, Ahmad (Elsevier Ltd., 2011-11)
    The best way to obtain the solar radiation data of a particular place of interest (POI) is to measure at the specific site continuously and accurately over the long term. However, due to financial, maintenance, calibration ...
  • Parameter determination of 0.5 hp induction motor based on load factor test - A case study 

    Ismail, Daut, Prof. Dr.; Gomesh Nair, Shasidharan; Muhammad Irwanto; Yanawati, Y.; Nor Shafiqin, S.; Mohd Irwan, Yusoff (Institute of Electrical and Electronics Engineers (IEEE), 2011-06-21)
    The load can influence the efficiency of the induction motor. Even if the load has higher or less load factor, it can reduce the efficiency of an induction motor by several percentage. By knowing this, it is important that ...
  • Clear sky global solar irradiance on tilt angles of photovoltaic module in Perlis, Northern Malaysia 

    Ismail, Daut, Prof. Dr.; Muhammad Irwanto; Mohd Irwan, Yusoff; Gomesh Nair, Shasidharan; Noor Syafawati, Ahmad (Institute of Electrical and Electronics Engineers (IEEE), 2011-06-21)
    The performance of a photovoltaic (PV) is highly influenced by its orientation and its tilt angle with the horizontal, due to the fact that both the orientation and tilt angle change the amount of solar radiation reaching ...
  • Improvement of induction machine performance using power factor correction 

    Ismail, Daut, Prof. Dr.; Mohd Irwan, Yusoff; Muhammad Irwanto; Safwati, Ibrahim; Gomesh Nair, Shasidharan; Ezzani, M.; Risnidar, Chan (Institute of Electrical and Electronics Engineers (IEEE), 2011-06-21)
    In this paper, a new approach to improve power factor (PF) and reduced total harmonic distortion (THDi) is generated by a single phase induction motor is proposed. By designing the necessary technique and methodology, the ...
  • Comparison of copper rotor bars with aluminium rotor bars using FEM software - A performance evaluation 

    Ismail, Daut, Prof. Dr.; Anayet, Karim; Gomesh Nair, Shasidharan; Asri, M.; Mohd Irwan, Yusoff (Institute of Electrical and Electronics Engineering (IEEE), 2009-12-28)
    It is generally assumed that copper rotor bars can outstand aluminium rotor bars in terms of better performance in losses reduction or money saving. This paper presents the comparison of the aluminium rotor bar and copper ...