7/30/01
summer 2001
34
Add On System For Grid Tie System
nWind generator 1kW: $1,500
175 Watt @12 MPHkWh=175 W • 8,760 h =1,533kWh
Total: 4,106 kWh • 5.87¢ =$ 241.02
$5983/241.02= 24.8 years (batt)
$4880/241.02= 20.2 years (no batt)