Title:
GAS TURBINE ENGINE
Document Type and Number:
WIPO Patent Application WO/2018/235679
Kind Code:
A1
Abstract:
A gas turbine engine provided with: an exhaust diffuser (11) which includes an annular exhaust passageway (17) formed between an inner tube (15) and an outer tube (17); a bearing compartment (23) which is formed radially inside the inner tube (15) and contains a bearing (19) supporting a rotor (9) of a turbine (7); a plurality of hollow struts (21) which intersect the exhaust passageway (17); an oil guiding passageway (33) which extends through the inside of the struts (21), and introduces oil supplied to the bearing compartment (23); and an oil discharge passageway (41) which extends through the inside of the struts (21) and discharges oil via an oil discharge entry (41a) opened in a bottom surface of the bearing compartment (23). Some of the oil that has passed through the oil guiding passageway (33) is ejected toward the oil discharge entry (41a) via an ejection oil passageway (51).
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Inventors:
IKEGUCHI TAKUYA (JP)
TERAUCHI KOJI (JP)
TANAKA MITSUAKI (JP)
ARISAWA HIDENORI (JP)
SHINODA YUJI (JP)
NOGUCHI YOSHIYUKI (JP)
TERAUCHI KOJI (JP)
TANAKA MITSUAKI (JP)
ARISAWA HIDENORI (JP)
SHINODA YUJI (JP)
NOGUCHI YOSHIYUKI (JP)
Application Number:
PCT/JP2018/022457
Publication Date:
December 27, 2018
Filing Date:
June 12, 2018
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
International Classes:
F02C7/06; F01D25/18; F01D25/30; F02C7/00
Foreign References:
| JP2008031871A | 2008-02-14 | |||
| JPS5492203U | 1979-06-29 | |||
| JP2003184510A | 2003-07-03 |
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (JP)
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