Used to calculate:
Varies by: global
| Used | global | Reference | Location: Ecosystem (study period) |
Value | Units | Notes |
|---|
| * | Global entity | MacKay 2009- Sustainable Energy-without the hot air | global: all () | 5 | W / m2 | Ground source heat humps can provide on average 5 W / m2; see values in Table E.18 that depend on substrate type |
| Global entity | MacKay 2009- Sustainable Energy-without the hot air | global: all () | 0.05 | W / m2 | "Geothermal energy offers only a trickle of power per unit area (about 50 mW/m2) in most parts of the world..." | |
| Global entity | US Energy Star 2009 Air Source Heating Pump Calculations | USA: Built ecosystems (2009) | 36000 | Btu / hour |