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Title:
ROCKET-ENGINE TURBO PUMP
Document Type and Number:
WIPO Patent Application WO/2019/167319
Kind Code:
A1
Abstract:
A turbo pump (1) is provided with: a main shaft (4) that is supported so as to be rotatable; a pump part (2) that is attached to one end of the main shaft (4) and that includes an impeller (8); and a turbine part (3) that includes a disk (10) that is attached to the other end of the main shaft (4), a plurality of blades (11) that are provided on the outer circumference of the disk (10), and a plurality of nozzles (12) that are provided so as to be inclined toward an inlet plane (15) of a cascade formed of the blades (11) and that each have an axisymmetric section. The plurality of nozzles (12) are arranged in at least two rows along the circumferential direction of the main shaft (4), in a plane perpendicular to the main shaft (4).

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Inventors:
TOMARU Hiroshi (1-1 Toyosu 3-chome, Koto-k, Tokyo 10, 〒1358710, JP)
Application Number:
JP2018/034838
Publication Date:
September 06, 2019
Filing Date:
September 20, 2018
Export Citation:
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Assignee:
IHI CORPORATION (1-1 Toyosu 3-chome, Koto-ku Tokyo, 10, 〒1358710, JP)
International Classes:
F04D13/04; F01D15/08; F02K9/48
Foreign References:
JPS5422003A1979-02-19
US3216191A1965-11-09
JPS5349607A1978-05-06
JPS60167102U1985-11-06
JPS52118105A1977-10-04
US2578443A1951-12-11
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (Toranomon Kotohira Tower, 2-8 Toranomon 1-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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