Title:
MECHANICAL SEALING DEVICE AND METHOD FOR ROTARY MACHINE
Document Type and Number:
Japanese Patent JP2008116049
Kind Code:
A
Abstract:
To provide a device and method for keeping a contact force between a rotary part and a fixed part of a sealing device minimum while a rotary machine is in a transitional operating condition.
The rotary machine 10 includes a machine rotor 12, a machine stator 14, and a fluid seal 16 disposed between the machine rotor 12 and the machine stator 14. The fluid seal 16 includes a fluid seal stator 18, a fluid seal rotor 20, and an active gap control mechanism 44 coupled to the fluid seal stator 18. The fluid seal 16 is configured to control a gap 22 between the fluid seal stator 18 and the fluid seal rotor 20.
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| JPH06331227 | REFRIGERATOR |
| JPH04203570 | GAS CONTROL VALVE |
Inventors:
SCHMITZ MICHAEL BERNARD
LUSTED RODERICK MARK
SALEHI MOHSEN
RUGGIERO ERIC JOHN
BALDASSARRE LEONARDO
LUSTED RODERICK MARK
SALEHI MOHSEN
RUGGIERO ERIC JOHN
BALDASSARRE LEONARDO
Application Number:
JP2007285661A
Publication Date:
May 22, 2008
Filing Date:
November 02, 2007
Export Citation:
Assignee:
GEN ELECTRIC
International Classes:
F16J15/40; F04D29/10; F04D29/12
Domestic Patent References:
| JPH0240163U | 1990-03-19 | |||
| JPH08121612A | 1996-05-17 | |||
| JPS61157751U | 1986-09-30 | |||
| JPH0372157U | 1991-07-22 |
Foreign References:
| US4643437A | 1987-02-17 | |||
| US4424975A | 1984-01-10 | |||
| US4447063A | 1984-05-08 | |||
| US4434987A | 1984-03-06 |
Attorney, Agent or Firm:
Kenichi Matsumoto
Hirokazu Ogura
Toshihisa Kurokawa
Arakawa Satoshi
Hirokazu Ogura
Toshihisa Kurokawa
Arakawa Satoshi
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