Results 71 to 80 of about 1,463,429 (213)

The Evaluation of Linear Complementarity Problem Method in Modeling the Fluid Cavitation for Squeeze Film Damper with Off-Centered Whirling Motion

open access: yesLubricants, 2017
For the application of squeeze film damper (SFD) in aero-engine, a cavitation model is evaluated by means of linear complementarity problem (LCP) method.
Tieshu Fan, Kamran Behdinan
doaj   +1 more source

Dual clearance squeeze film damper for high load conditions [PDF]

open access: yes, 1984
Squeeze film dampers are widely used to control vibrations in aircraft turbine engines and other rotating machinery. However, if shaft unbalance rises appreciably above the design value (e.g., due to a turbine blade loss), a conventional squeeze film ...
Fleming, D. P.
core  

Running performance of an aerodynamic journal bearing with squeeze film effect [PDF]

open access: yes, 2013
Results of theoretical and experimental studies concerning the performance of an aerodynamic journal bearing which running is assisted by squeeze film ultrasonic levitation (SFUL) are presented in this paper.
Stolarski, TA, Sho, T, Yoshimoto, S
core   +1 more source

Functionally Graded Nanofiber Interlayers for Hydrothermally Aged Glass/Epoxy Laminates: Mechanical Performance and Electromagnetic Attenuation

open access: yesPolymer Composites, Volume 47, Issue 19, Page 17719-17736, 10 October 2026.
Functionally graded Ag/Fe3O4‐loaded PAN nanofiber interlayers for improved mechanical performance and EMI attenuation in GFRP laminates. ABSTRACT Functionally graded Ag/Fe3O4‐loaded polyacrylonitrile (PAN) nanofiber interlayers were placed between selected glass fabric plies to improve interlaminar damage resistance in glass fiber‐reinforced polymer ...
Hasan Ulus   +5 more
wiley   +1 more source

Instability of an intershaft squeeze film damper in a two-spool rotor dynamics simulator [PDF]

open access: yes, 1987
An instability associated with an intershaft squeeze film damper is described. The squeeze film is located between the intershaft bearing outer race and the low-speed shaft of a five-bearing, two-spool test rig.
Alderson, R. G.
core  

Dental Microwear Texture Analysis on Radular Teeth

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 19, 6 October 2026.
3D microwear textures reveal how gastropod radular teeth respond to controlled abrasive contact. Distinct surface signatures distinguish regular abrasion from fracture‐dominated material removal, showing how mineralized coatings, fibrous cores, and substrate properties jointly shape wear and failure in a biological scraping interface.
Wencke Krings   +2 more
wiley   +1 more source

Squeeze Damper Improvement for Reducing Vibration in Gas Turbine Engine Testing

open access: yes, 2018
In this investigation, fluid film damper is used for solving unexpectedly vibration phenomena, which was happened in air-breathing engine ground testing.
Lo, M.-C;Hung, C.-C.
core   +1 more source

Experimentally determined stiffness and damping of an inherently compensated air squeeze-film damper [PDF]

open access: yes, 1975
Values of damping and stiffness were determined experimentally for an externally pressurized, inherently compensated, compressible squeeze-film damper up to excitation frequencies of 36,000 cycles per minute.
Cunningham, R. E.
core  

High‐Stress Si3N4 Reflective Membranes Monolithically Integrated With Cavity Bragg Mirrors

open access: yesAdvanced Optical Materials, Volume 14, Issue 39, 23 October 2026.
Silicon nitride membranes are record‐breaking mechanical sensors, yet their delicate fabrication and alignment into precision optical cavities have confined them to the laboratory. A monolithic process directly integrates suspended high‐stress Si3N4${\rm Si}_{3}{\rm N}_4$ membranes onto Bragg mirrors, forming self‐aligned optomechanical cavities in ...
Megha Khokhar   +3 more
wiley   +1 more source

The Impact of Squeeze Film Damper and Support Nonlinear Forces on the Dynamic Response of High-Speed Flexible Rotors

open access: yesApplied Sciences
To investigate the nonlinear dynamic response of rotor systems, a finite element model of the squeeze film damper-rotor system was established. With the Euler–Bernoulli beam rotor model, the nonlinear oil film forces of the squeeze film damper (SFD) and ...
Chao Dong   +5 more
doaj   +1 more source

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