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World Solar Car Race 2001, 2003, 2005, 2007: the winner TUD Nuna - page 45 / 45

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Grid-connected PV system in Germany

Typical data of a small PV system (per kWp)

Investment costs: 4,800 € (6,400 US$)

Annual production of solar electricity: 900 kWh/a

Feed-in tariff: 0.492 €/kWh (0.65 US$/kWh) payed over 20 years

Feed-in payment: 443 €/a (590 US$/a)

Interest rates:4.7%/a eff

PV array

Import/Export meter

Connection to grid

Load

Grid-tied inverter

PV array combiner (junctions box)

Every kWh of solar electricity produced is fed into the grid,

sold to the utility and re-paid with a fixed price

1 US$ = 0.75 €

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