1 AIT Asian Institute of Technology

Upgrading and planning of the electricity distribution system in Battambang province, Cambodia

AuthorMeng Sok Kheng
Call NumberAIT Thesis no.ET-06-3
Subject(s)Electric power distribution--Planning--Cambodia--Battambang

NoteA thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering, School of Environment, Resources and Development
PublisherAsian Institute of Technology
AbstractThe electrical power system is one of the main parts of the nation's infrastructure. The availability and cost of electricity are critical factors in industrial competitiveness and developments. Distribution system planning is very important for electric power utilities. The objective of distribution system planning is to assure that a growth in demand for electricity can be satisfied in an optimal way by additional distribution systems, which are both technically adequate and reasonably economical. All the alternatives in distribution system planning should be evaluated carefully in aspects of technical and economical. Electric utilities always need to reduce the power losses and improve voltage profiles in their distribution networks and minimized their investment costs at the same time. To solve these problems, utilities can install capacitor banks or reconstructed of old substations and conductors by new and larger cross-section conductors, or add more feeders to make loop circuits to the existing networks. In addition, they can increase distribution voltage level for the system. In planning, the utilities have to study their distribution networks looking into all possible alternatives and compare them by technical and economical criteria. The alternative, which meets the technical, economic and environmental criteria at minimum cost, should be selected. In this study, PSS/ADEPT software is used to calculate power flow of primary feeders of Battambang distribution network. In this thesis two different alternatives (scenarios) of distribution system planning were applied and analyzed. In the first alternative, the existing voltage level is unchanged for all feeders. This alternative requires many capacitor banks to be added to meet the technical criteria. In the second alternative, a 22 kV distribution voltage level is proposed in the distribution network of the beginning of planning period. Each alternatives consists of two stages and two periods, period 1 (2006-2010) and period 2 (2011-2015). The results of these alternatives have been obtained and one alternative in distribution system planning is recommended
Year2006
TypeThesis
SchoolSchool of Environment, Resources, and Development (SERD)
DepartmentDepartment of Energy and Climate Change (Former title: Department of Energy, Environment, and Climate Change (DEECC))
Academic Program/FoSEnergy Technology (ET)
Chairperson(s)Mithulananthan, Nadarajah;
Examination Committee(s)Surapong Chirarattananon ;Weerakom Ongsakul;
Scholarship Donor(s)Government of Sweden (Sida) ;
DegreeThesis (M.Eng.) - Asian Institute of Technology, 2006


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