| 摘要 |
PROBLEM TO BE SOLVED: To provide an internally geared turbo compressor having an appropriately sized casing while assuming a structure capable of directly connecting an oil pump to a drive shaft. SOLUTION: In the internally geared turbo compressor in which the rotating shaft of an impeller is driven from the drive shaft via a driving gear, the center C2 of a housing barrel is displaced from the center C1 of the rotating shaft of the impeller, and a small portion of a gas flow passage 8 formed by a scroll casing and a large portion thereof are arranged on the side of the oil pump 4 directly connected to the drive shaft and on the side opposite to the oil pump 4, respectively. COPYRIGHT: (C)2010,JPO&INPIT
|
