The geothermal water of Nanwenquan

Xiaoquan and Qiaokouba is a whole geothermal water system in Nanwenquan anticline of Chongqing.In the past

due to lack of study on sustainable exploration of the geothermal water

the source of geothermal water from Nanwenquan and Xiaoquan was drying up.Now

three enterprises are exploiting the geothermal water in Qiaokouba.There must be a sustainable exploration for the geothermal water

in order to utilize and protect the geothermal water resource.The geothermal water in the three exploiter's areas was quantitatively studied on sustainable exploitation by finite element numerical simulation.The geological mode was generalized and the mathematical model was established.Then

the simulative water level obtained was compared with the actual one

and the mathematical model was identified and adjusted.The right mathematical model has been acquired when the simulative water level obtained was approximate to actual water level.The infiltration of geothermal water was simulated under two schemes of exploitation conditions.An optimum scheme has been obtained by analysis.The maximal yield of exploitation was acquired under sustainable exploitation of the geothermal.