Title:
ROTARY MACHINE
Document Type and Number:
Japanese Patent JP2014238067
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a rotary machine capable of reliably suppressing vibration of an impeller easily and at low cost.SOLUTION: The rotary machine includes: a casing defining a flow channel through which a first fluid circulates; a rotary shaft 30 provided on the casing rotatably about a center axis; an impeller 40 provided in the casing and pumping the first fluid through the flow channel by rotating integrally with the rotary shaft 30; and a natural frequency adjustment part 60 provided in the flow channel and having a volume modulus different from that of the first fluid.
Inventors:
SATO TAKASHI
SABURI SEIJI
NAGAI NAOYUKI
TOKUYAMA SHINICHIRO
SABURI SEIJI
NAGAI NAOYUKI
TOKUYAMA SHINICHIRO
Application Number:
JP2013121640A
Publication Date:
December 18, 2014
Filing Date:
June 10, 2013
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
MITSUBISHI HEAVY IND COMPRESSOR CORP
MITSUBISHI HEAVY IND COMPRESSOR CORP
International Classes:
F04D29/42; F04D17/12; F04D29/66
Attorney, Agent or Firm:
Woods Ryuichiro
Masatake Shiga
Norio Takahashi
Tetsuo Yamazaki
Yasushi Matsunuma
Masatake Shiga
Norio Takahashi
Tetsuo Yamazaki
Yasushi Matsunuma