Funding PNG's Electrification: Vanimo Case Study
Assumptions behind our wholesaler model without network
connection costs
Hydro assumptions
• 500kW generation capacity
•
•
10km transmission line required from
river to township at cost of USD240,000
Construction costs of USD2.95 per Watt
Ongoing O&M costs of 6%
•
Township population of 16,300
•
Population growth of 3% CAAGR
.
•
•
Biomass
•
• 500kW generation capacity
•
Construction costs of USD3.95 per Watt
•
Ongoing O&M costs of 8%
Core assumptions
Energy ladder climb growth of 2.6%
Wholesale rate negotiated in PPA discounted below the $0.15 retail tariff
Per capita energy consumption of 130kWh
No township grid connection costs required
Full town electrification and utilisation with no defaults in payments
•
Overnight construction
50% equity contribution to project finance
Solar (battery storage) assumptions
•
1.7MW generation capacity
Construction costs of USD3.96 per Watt
•
O&M costs of 1%
•
Battery cost reduction of 50% over 10
years and 75% of 20 years
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