THERMAL MANAGEMENT SYSTEM

The present invention relates to a thermal management system including: a refrigerant circulation line including a compressor, a condenser, a first expander and an evaporator, wherein refrigerant circulates in the refrigerant circulation line; a heating line for heating the interior by circulating cooling water exchanging heat with the refrigerant through the condenser; and a cooling line for cooling heating sources by exchanging heat between the cooling water and air or exchanging heat between the cooling water and the refrigerant.