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Pricing policy for renewable energy - Cost Based Technology Specific Tariff . Eng. K A Noel Priyantha Chief Engineer (Renewable Energy) Ceylon Electricity Board 21 October, 2007. Introduction. Principles of tariff fixing
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Pricing policy for renewable energy - Cost Based Technology Specific Tariff Eng. K A Noel Priyantha Chief Engineer (Renewable Energy) Ceylon Electricity Board 21 October, 2007
Introduction • Principles of tariff fixing • Cost based, technology specific & three tiered tariff calculation methodology • Tariff applicable for year 2007
Principles of Tariff Fixing • Cost based , technology specific and three tiered tariff Tier 1: Years 1- 6 Tier 2: Years 7 – 15 Tier 3: Years 16 - 20 • This tariff will be limited to small power producers ( Capacity up to 10 MW) • CEB pays only 90 % of the avoided cost • Any difference will be provided by the GOSL through Sustainable Energy Authority (SEA)
Principle of Tariff Fixing • This tariff have been designed to eliminate the problems of negative cash flows experienced by many small power producers during the period of loan repayment. • Tariff will be revised once a year due to rapid changes in the project costs, exchange rates and interest rates, etc. • 20 year term of the power purchase agreement
Three tier tariff estimation • Capital costs used for the tariff calculation in year 2007
Three tier tariff estimation • Plant factors used for the tariff calculation in year 2007
Three tier tariff estimation • O&M rates as a percentage of the capital cost (base value)
Three tier tariff estimation • applicable O&M base value for 2007 in SLRs./kWh
Three tier tariff estimation Escalation of O & M. • This will be calculated using the average of Sri Lanka Consumer Price Index (SLCPI) rates of change and SLRs/USD rates of change for the five preceding years. Source for SLCPI & SLRs/USD – Central bank The five year average SLCPI – 8.75 Depreciation of rupee against the USD – 6.11% Applicable O & M escalation rate – 7.43 %
Three tier tariff estimation • Debt equity ratio - 60:40 • Interest rate - 12.45% • Loan repayment - 6 years • Construction period - 2 years • Discount rate - 16.27% • Return on equity - 22 %
Three tier tariff estimation Third Tier The base rate will be 1.00 SLRs./kWh as of year 2007. This will be escalated at a rate of 2/3 of O & M escalation rate ( 7.43 %)
Three tier tariff estimation Biomass fuel cost escalation The base fuel cost - 5.00 SLRs./kWh for 2007. This will be escalated at a rate of 2/3 of O & M escalation rate ( 7.43 %)
Three tier tariff estimation • Royalty to GOSL 10% of generation as royalty for mini hydro and wind projects from 16th year
Interpretation of the cost based tariff 2007(based on the escalation rates applicable for year 2007)
Thank You Energy Purchases Branch Transmission Division Ceylon Electricity Board Web: www.ceb.lk