1 AIT Asian Institute of Technology

The role of small run-of-river and pumped storage power plants in power sector development of Nepal : an integrated resource planning analysis

AuthorKarki, Shankar Kumar
Call NumberAIT Thesis no.ET-99-37
Subject(s)Pumped storage power plants--Nepal

NoteA thesis submitted in partial fulfillment of the requirements for the degree of Masters of Engineering, School of Environment Resources and Development
PublisherAsian Institute of Technology
AbstractIn Nepal, the large-scale hydropower development has been the issues of conflicts and controversies from last few years. The proponents of small hydro plants often claim that large-scale hydropower development at the present situation is not feasible due to country's poor economic condition and low infrastructure development. But, the opponents justify that large-scale power exports could help to uplift the Nepalese economy by generating revenues to finance the basic infrastructure development within the country. To resolve these issues, this study has been carried out to find out the cost-effectiveness of small-scale hydropower development at the present context of Nepal. The quantitative analysis has been carried out using the integrated resource planning model to assess the costeffectiveness of small-scale plant option compared to large-scale plant option. From the longterm generation expansion planning perspective, the small plant option with sizes 96 MW, 44 MW, 24 MW and 13 MW are found to be cost-effective under both TRP and IRP analyses. The implication of IRP is found to decrease the peak load growth pattern in which the small sized plants are found to be more appropriate than in TRP. The study also shows that the pumped storage power plant at the present situation of Nepal is feasible from both technical as well as economical point of view. The sensitivity analyses show that the small plant option is cost-effective at all discount factors from 8% to 12%. The appropriate size of the plants being selected are found to be related with the load growth pattern, larger sized plants being feasible for higher load growth and vice versa. Due to the higher amount of energy generation at high load factor, the plants with higher annual energy per MW capacity are found to be more appropriate than the other plants with low energy capacity.
Year1999
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)Shrestha, R. M.;
Examination Committee(s)Bhattacharya, S. C. ;Pacudan, R. B.;
Scholarship Donor(s)Norwegian Agency for Development Co-operation ;
DegreeThesis (M.Sc.) - Asian Institute of Technology, 1999


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