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1. Geothermal energy: a natural source of thermal energy
1.1 Definition
Geothermal energy consists of extracting the earth's internal energy to produce heat or electricity in the form of a natural heat flow. In some regions, hot water rises to the surface in the form of geysers, steam jets (Laderello in Italy) or hot springs (Chaudes-Aigues, La Preste) (figure 1 ).
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Geothermal energy: a natural source of thermal energy
Standards and norms
- Water and geothermal drilling – Construction, monitoring and abandonment of groundwater catchment or monitoring facilities using boreholes - NF X10-999 - Août 2014
- Water and geothermal drilling – Vertical geothermal probe (vertical U-shaped geothermal exchanger with closed-circuit heat transfer fluid) – Design, implementation, maintenance, abandonment - NF X10-970 - Janvier 2011
- Water and geothermal drilling...
Regulations
Decree no. 78-498 of March 28, 1978 on geothermal exploration and exploitation permits.
Decree no. 2006-648 on mining permits and underground storage permits
Decree no. 2006-649 of June 2, 2006 on mining and underground storage operations and the mining and underground storage policy.
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The Ultimate Scientific and Technical Reference