| Abstract |
Tianjin is the first city of exploration geothermal. It is located in the north part of China. The geothermal exploration is started in 1970ís. Nine geothermal anomalous areas have been delineated. Since 1990ís, the use of hot water have been changed for space heating which is from basement reservoir at the depth 2000-4000m. As the ëGeothermal resource appraiseate methodí, ëGeologic exploration standard of geothermal resourceí and ëThe Regulation of geothermal Resource Management in Tianjiní have been carried out, geothermal development have been made into logal institutionalize. |