COMPRESSOR AND REFRIGERATION SYSTEM

WIPO Patent Application WO/2022/077754

A1

A compressor (100) and a refrigeration system. The compressor comprises: a housing (110) which includes an accommodating cavity (150); a cylinder assembly (120) arranged in the accommodating cavity, the cylinder assembly comprising a suction cavity (160) and a pressure relief channel (126), the pressure relief channel being communicated with the suction cavity and the accommodating cavity, and the pressure relief channel having a pressure relief port; and a pressure relief device (130) connected to the cylinder assembly, the pressure relief device moving along the axial direction of the pressure relief channel to open or close the pressure relief port, wherein the through-flow area of the pressure relief device satisfies: 0