Abstract

Solar photovoltaic (PV) systems has the potential of supplying infinite electricity from renewable energy to rural areas around Malaysia. Various preterm failures happening frequently on the system lead to its drop in efficiency and breakdown. Lack of studies on the system in Malaysia hinders the development in terms of operation and maintenance. There is no proper documentation relevant to the premature failure of the system in Malaysia. The main objective of this project is to study the nature of premature failure of stand-alone solar photovoltaic system in Malaysia in order to improve the operation and maintenance of the system. The present study would provide reference for proper planning on operation and maintenance of the PV system. The study was conducted base on expert’s input and extensive literature survey. FMEA method and ISM approach are applied to analyze the data collected. Poor cooling system have the highest risk priority number. Poor workmanship is the least depending factor for premature failure to happen thus requires most attention. Highest driving force of premature failure is poor monitoring and maintenance. More focus should be given to these premature failure during the planning for operation and maintenance due to its severity and impact.

Highlights

  • Solar PV systems have been adopted and increasingly considered as a cost-effective mode for providing electricity access to off-grid areas [1]

  • Solar energy is known to have the widest application in electricity generation out of all renewable energy technologies that can be used in decentralized application [3]

  • One of the method is by conducting survey from the list of contacts for companies responsible in the assembling and installation of the solar PV system that can be obtained from the website of SEDA Malaysia

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Summary

Introduction

Solar PV systems have been adopted and increasingly considered as a cost-effective mode for providing electricity access to off-grid areas [1]. It takes large investments and intensive infrastructures to electrify rural areas using traditional approaches, but it would be easier and more cost effective to implement renewable energy microgrids [2]. Solar energy is known to have the widest application in electricity generation out of all renewable energy technologies that can be used in decentralized application [3]. Inverters failure within solar PV system are found to be the most frequent incident [10]. The dominant failure mechanism in this IGBT modules is the bond wire fatigue [15]

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