IEEE6母线原始数据，1- One-line Diagram 2- Units data Unit Cost Coefficients Startup Cost ($) Shutdown Cost ($) Pmin (MW) Pmax (MW) Min On (h) Min Off (h) Ramp (MW/h) a ($) b ($/MW) c ($/MW2) G1 177 13.5 0.00045 100 50 100 220 4 4 55 G2 130 40 0