Figure 6. Case study 1: 4 bus test system from Grainger & Stevenson

From

Generation Maintenance Scheduling for Generation Expansion Planning Using a Multi-Objective Binary Gravitational Search Algorithm

Iman Goroohi Sardou, Mohammad Taghi Ameli, Mehrdad Setayesh nazar

International Transaction of Electrical and Computer Engineers System. 2014, 2(2), 44-55 doi:10.12691/iteces-2-2-1