Abstract: As renewable resource,geothermal resources are of important significance in the development of economy of the country,and reinjection is the main means to keep the renewable development of geothermal resources.Although the reinjection test and research of the geothermal reservoir of porous type has been carried out for about 20 years,the reinjection has not reached the industrial level.In this paper,we discuss such factors as reservoir configuration,aquifer characteristics,reinjection temperatur...