Modular phase-change cooling cold station

The invention discloses a modular phase-change cooling cold station. The modular phase-change cooling cold station comprises a first module, a second module and a condenser; the first module is separably mounted on the second module; the second module comprises a host system, a control system and a power distribution system, wherein the host system comprises a compressor, a throttle valve, a flashtank, a first circulating pump, a refrigerant output pipeline and a refrigerant input pipeline; the compressor, the condenser, the throttle valve and the flash tank are sequentially connected to forma primary refrigerant circulation loop; and the refrigerant output pipeline is connected with the first output end of the flash tank, the first circulating pump is arranged on the refrigerant outputpipeline, and the refrigerant input pipeline is connected with the first input end of the flash tank. The modular phase-change cooling cold station has the following advantages that a cooling tower, ahost unit, the control syst