[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Wilkes et al., 2016 - Google Patents

Impact of bearing clearance on measured stiffness and damping coefficients and thermal performance of a high-stiffness generation 3 foil journal bearing

Wilkes et al., 2016

Document ID
13321692117732852170
Author
Wilkes J
Wade J
Rimpel A
Moore J
Swanson E
Grieco J
Brady J
Publication year
Publication venue
Turbo expo: power for land, sea, and air

External Links

Snippet

High speed foil bearings are currently used in increasingly demanding, high performance applications. The application under consideration is a 120 krpm natural gas turboexpander- compressor, which requires 38 mm (1.5 in.) foil journal bearings with high stiffness and load …
Continue reading at asmedigitalcollection.asme.org (other versions)

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F01D25/162—Bearing supports
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0442—Active magnetic bearings with devices affected by abnormal, undesired or non-standard conditions such as shock-load, power outage, start-up or touchdown
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps

Similar Documents

Publication Publication Date Title
Guo et al. Nonlinear dynamic analysis of rigid rotor supported by gas foil bearings: Effects of gas film and foil structure on subsynchronous vibrations
Guo et al. Measurement and prediction of nonlinear dynamics of a gas foil bearing supported rigid rotor system
Guan et al. Experimental and theoretical investigation of rotordynamic characteristics of a rigid rotor supported by an active bump-type foil bearing
Guo et al. Effects of static and imbalance loads on nonlinear response of rigid rotor supported on gas foil bearings
Liu et al. Investigation on the rotordynamic performance of hybrid bump-metal mesh foil bearings rotor system
Kulhanek et al. Measured static and rotordynamic coefficient results for a rocker-pivot, tilting-pad bearing with 50 and 60% offsets
Wilkes et al. Impact of bearing clearance on measured stiffness and damping coefficients and thermal performance of a high-stiffness generation 3 foil journal bearing
Guan et al. Nonlinear dynamic responses of a rigid rotor supported by active bump-type foil bearings
Wilkes et al. Impact of bearing clearance on measured stiffness and damping coefficients and thermal performance of a high-stiffness generation 3 foil journal bearing
Childs et al. Tilting-pad bearings: measured frequency characteristics of their rotordynamic coefficients
Heshmat et al. Ultra-High Temperature Compliant Foil Bearings: The Journey to 870° C and Application in Gas Turbine Engines—Experiment
Walton et al. Testing of a small turbocharger/turbojet sized simulator rotor supported on foil bearings
Childs et al. Rotordynamic characteristics of a five pad, Rocker-Pivot, tilting pad bearing in a load-on-pad configuration; comparisons to predictions and load-between-pad results
Tian et al. Structural stiffness and damping coefficients of a multileaf foil bearing with bump foils underneath
Carter et al. Measurements versus predictions for the rotordynamic characteristics of a 5-pad, rocker-pivot, tilting-pad bearing in load between pad configuration
Osborne et al. Experimental response of simple gas hybrid bearings for oil-free turbomachinery
San Andrés et al. Measurements of static and dynamic load performance of a 102 MM carbon-graphite porous surface tilting-pad gas journal bearing
Mutra et al. Dynamic analysis of a turbocharger rotor-bearing system in transient operating regimes
Guan et al. Vibration control for rotor mounted on a novel active bump type foil bearing with controllable mechanical preloads
Gao et al. Dynamic behavior of a rotor-bearing system with integral squeeze film damper and coupling misalignment
Feng et al. Parametric studies on static performance and nonlinear instability of bump-type foil bearings
Wilkes et al. Influence of Ambient Pressure on Measured Stiffness and Damping of Radial Gas Foil Bearings
Khamari et al. Numerical and experimental studies on feasibility of a cryogenic turboexpander rotor supported on gas foil bearings
Ravikovich et al. Experience of improving rotor system having petal-shaped gas-dynamic bearings for centrifugal refrigeration compressor
Wilkes et al. Influence of Ambient Pressure on Measured Stiffness and Damping of Radial Gas Foil Bearings