Based on the model of energy balance,a mathematic model of soil thermal storage and release process of geothermal heat exchanger was established.

• 结合土壤源热泵技术推广中存在的问题和地下蓄能技术的优点,提出了土壤蓄热与土壤源热泵集成系统及其地下管群换热器的布置方式。