Skip to main content

Table 13 Benchmark present value calculation for a the proposed solar-wind hybrid banana field irrigation system

From: Designing a solar and wind hybrid system for small-scale irrigation: a case study for Kalangala district in Uganda

Year nExpenditures UGXGross income stream UGXNet income stream UGXPresent value factor 1/(1 + r)n
r = 0.05
Net present value of income stream UGX
0− 79,122,900
1− 1,062,1804,050,0002,987,8200.95242,845,600
2− 1,062,1804,050,0002,987,8200.90702,709,953
3− 1,062,1804,050,0002,987,8200.86382,580,879
4− 1,062,1804,050,0002,987,8200.82272,458,080
5− 1,062,1804,050,0002,987,8200.78352,340,957
Total− 84,433,80020,250,00014,939,1004.329412,935,468