| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for improving efficiency of a compressor by reducing a leak loss at an air end of a Z screw compressor. <P>SOLUTION: Leak loss is reduced and efficiency at the air end is improved by making clearancesδ1,δ2, andδ3, between a bottom of a screw groove 2A of a screw rotor 2 and an outer end of a blade 1A of a gate rotor blade 1 gradually reduced toward a delivery side from a suction side of air. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
