Browsing by Author "syafawati@unimap.edu.my"
Now showing items 1-5 of 5
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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) ... -
On the effectiveness of time and date-based sun positioning solar collector in tropical climate: A case study in Northern Peninsular Malaysia
Salsabila, Ahmad; Suhaidi, Shafie, Dr.; Mohd Zainal Abidin, Ab. Kadir, Prof.; Noor Syafawati, Ahmad (Elsevier Ltd., 2013)This paper provides detailed information on the developed hardware and software for sun tracking mechanism and shows the effectiveness of utilizing time and date-based sun positioning solar collector system in tropical ... -
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 ... -
Potential of vertical axis hybrid wind turbine use in Perlis
Nurul Razliana, Abd Razak; Ismail, Daut, Prof. Dr.; Mohd Irwan, Yusoff; Farhana, Z.; Risnidar Chan Bahaudin, Ir.; Noor Syafawati, Ahmad (Universiti Malaysia Perlis (UniMAP), 2012-06-18)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 ... -
Weibull and hargreaves methods to determine the wind and solar energy - Case study
Noor Syafawati, Ahmad; Ismail, Daut, Prof. Dr.; Muhammad Irwanto, Misrun; Saidatul Shema, Saad; Farah Farhana, Zainal; Nurul Razliana, Abd Razak; Shatri, C.; Arizadayana, Zahalan (Trans Tech Publications, 2012)This paper presents a case study of Weibull and Hargreaves methods used to determine the wind speed characteristic and solar radiation pattern in Perlis the northern part of Peninsular Malaysia. These two methods are then ...