Payback Analysis Republic of Ireland
This payback is based on 100% sell back to the grid. If the power is used from the turbine onsite rather than exporting to the grid, the payback period will less with higher wind site than quoted.
| Estimated Annual Turbine Yield | |
| Estimated annual kWh output from turbine 500kw | 1,400 |
| Estimated Sell Back to Grid | 100% |
| Annual Income Breakdown from 500kw Wind Turbine | |
| Annual Sell to Grid | €103,600 |
| ROCs earned | 0 at present |
| TOTAL ANNUAL REVENUE (Gross Annual Income) | €103,600 |
| Return On Investment (ROI) | |
| Estimated cost of project | €635,000 |
| Simple Payback Period (Years)(contract Refit 15 years) | 6.12 |
| Calculations based on the Following Assumptions | |
| Current ROC (Renewable Obligation Certificate) Valuet | 0 |
| Export Rate / MWH (Current rate payable to Generator by Refit) | €74 |
| Average Wind Speed at Hub | 8m/s |
| Vestas V47 wind turbine on 65m tower |
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