IMPELLER OF ROTARY MACHINE AND ROTARY MACHINE

To achieve high peripheral speed of an impeller of a rotary machine.SOLUTION: An impeller 8 of a rotary machine according to at least one embodiment includes: a disc 100; a cover 200 which is disposed facing the disc in an axial direction across a radial passage; and blades 85 disposed between the d...

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Bibliographic Details
Main Authors OKADA NORIYUKI, YAGI NOBUYORI, ODA TAKASHI
Format Patent
LanguageEnglish
Japanese
Published 17.01.2022
Subjects
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Summary:To achieve high peripheral speed of an impeller of a rotary machine.SOLUTION: An impeller 8 of a rotary machine according to at least one embodiment includes: a disc 100; a cover 200 which is disposed facing the disc in an axial direction across a radial passage; and blades 85 disposed between the disc and the cover. On a back surface 101 of the disc, a recessed part 110 extending in a circumferential direction is provided in a radial range in which the blades are provided.SELECTED DRAWING: Figure 2 【課題】回転機械のインペラの高周速化を図る。【解決手段】少なくとも一実施形態に係る回転機械のインペラ８は、ディスク１００と、径方向流路を隔ててディスクと軸方向に対向配置されるカバー２００と、ディスクとカバーとの間に配置されるブレード８５と、を備える。ディスクの背面１０１には、ブレードが設けられている径方向の範囲内に、周方向に延在する凹部１１０が設けられている。【選択図】図２
Bibliography:Application Number: JP20200113188