Research Article

Optimal Hybrid Renewable Energy System: A Comparative Study of Wind/Hydrogen/Fuel-Cell and Wind/Battery Storage

Table 4

Economic comparison of HRES scenarios.

Cost componentHRES 1HRES 2

NPC (US$)672,374.74236,876.34
Initial capital (US$)161,000.00127,150.00
Operating capital (US$)/yr4,877.00763.43
COE (US$)1.120.28