IDC computer lab nature cold source and electric refrigeration coupling cooling system

The utility model discloses a IDC computer lab nature cold source and electric refrigeration coupling cooling system, terminal air conditioning equipment (1) including computer room of data center, cooling water set (2), cooling water circulation water pump (3), open cooling tower (4), plate heat exchanger (5), hold cold water tank (6), hold cold pump (7), refrigerated water circulating water pump(8) and control system (9), the play import of connecting terminal air conditioning equipment (1) is imported and exported to the evaporimeter side of cooling water set (2), the condenser side of cooling water set (2) imports and exports the play import of connecting open cooling tower (4), the exit of open cooling tower (4) are connected plate heat exchanger (5) and are released the cold side exit, and plate heat exchanger (5) are inhaled the cold side and are imported and exported the play import of connecting terminal air conditioning equipment (1). The utility model discloses the utilization is held cold water ta