PULSE TUBE REFRIGERATOR AND REGENERATIVE REFRIGERATOR

摘要

A pulse tube refrigerator includes a first pulse tube; a first regenerator connected to the first pulse tube; a compressor configured to compress the coolant gas; a first supply side valve; a first filter provided between a supply side of the first supply side valve and the high temperature end of the first regenerator; a first suction side valve connected to the first filter via a first joint point; a first self seal joint provided between the supply side of the compressor and a suction side of the first supply side valve; a second self seal joint provided between a supply side of the first suction side valve and the suction side of the compressor; and a third self seal joint provided between a first regenerator side of the first filter and the high temperature end of the first regenerator.