Solution Strategy (cont.)
When # 2 “tops out,” P2 = P2,max. = 200 MW and l1(P1) = l2(P2,max.) = 4.2 $/MWh so that ...
l1(P1) = 0.02P1 + 2.0 = 4.2 $/MWh.
Which has solution P1 = 110 MW.
So at this point, P1 = 110 MW, P2 = 200 MW, PL = 310 MW and l1 = l2 = 4.20 $/MWh.