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Table 5 Potential of three optimized EGS layouts

From: Maximum potential for geothermal power in Germany based on engineered geothermal systems

Parameter 6 Doublets 6 Triplets 6 Reversed-triplets
Average electric power (MW e ) 20.1 31.1 35.3
Power density (MW e km −2) 5.7 4.7 5.3
Systems possible in 89,000 km 2 25,360 13,450 13,450
Electric energy delivered in 1 year by all systems (TWh) 4466 3660 4155
Electric energy delivered at any time by all systems for a resource base of 500 years (TWh) 277 227 258
Available heat (EJ) 9080 9080 9080
Theoretical potential (GW e ) 928 928 928
Extractable part of theoretical potential (GW e ) 510 418 474