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Offshore Wind Connection & Costs

Mary Doswell Alternative Energy Solutions December 7 th , 2010. Offshore Wind Connection & Costs. Virginia Offshore Wind Integration Study. Virginia Beach Transmission System. Study Scope. Landstown Substation. Virginia Offshore Border. Offshore Transmission Station. Shore Line.

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Offshore Wind Connection & Costs

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  1. Mary Doswell Alternative Energy Solutions December 7th, 2010 Offshore WindConnection & Costs

  2. Virginia Offshore Wind Integration Study

  3. Virginia Beach Transmission System

  4. Study Scope

  5. Landstown Substation

  6. Virginia Offshore Border Offshore Transmission Station Shore Line Distribution voltage lines Once on shore, attachment facilities could extend several more miles to point of interconnection Attachment Facilities – 15 to 25 miles just to shore line. Would be transmission voltage level and possibly need to be multiple DC lines.

  7. Study Results 2700 MW Site

  8. Study Results 4500 MW Site

  9. Conclusion

  10. Dominion’s Interest in Renewable Energy

  11. Offshore Wind - Cost Comparison

  12. Cost of New Combined Cycle Gas Turbine US EIA Annual Energy Outlook 2010

  13. Summary

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