II. Benefits of Long-LineInvestment

摘要

The benefit of a long-linetransmission investment can beillustrated using a model of twounconnected regions, as shown inFigure 2. Region 1 is betterendowed with renewableresources than Region 2.1Specifically, Region l's renewableenergy marginal cost curve(MC1) is lower and flatter thanthat of Region 2 (MC2).2 Also,Region 2 has a high level oflocal demand for renewableenergy of Qy MWh, while Region1 has a lower demand of QAMWh.