NONLINEAR ANALYSIS OF SINUSOIDAL OSCILLATORS

Abstract

AD- < ! * 4 -< !! IV % !$, ! U I / ) OT price $ * D OUGLAS Aircr f C O I C., El Segundo, C LIF. O IC FATIGUE MPI G YSTEM DEVELOP E Fi l r pt PR -Jan 1, by R R O F EB !, !V I CL. ILLU T BL S !( R F R P O $) ) (Con r ct NO - ) C) Uncla ifi repor SCRIP OR : * IRFR , Airpl p l EEL LU I U LLOY V IBRA ION ACOUSTIC O CILLATIONS, * MPING IO , Vi cosity, E LASTICITY A COU IC IN ULATION, *Vibration isolators RI L , C OATINGS, *Pl tic coating Rubber co i g . Poly mers, But i V I YL R IC L , ylon, Epoxy resins, Po r metal , Additives.) (Alu inum F OILS, L INATES, Adhesive .) Test metho s. P OLYMER COMPOSITIONS WERE EVALU ED O OBTAI I FORMA ION REQUIRED FOR FFICIENT PING CO I G FOR AIRCRAFT STRUCTURES UBJECT O SONIC FATIGUE. Reduce st at in the for of r io indicating tress reduction due to dampingAND ALSO UE O SION BE WEEN STRUC UR L L M NT RE PRESENTED From the r ios, combi effici ci r r i n r u d s t e basis for classifying the m eri l i o fficiency c gori s be we n -65 and 18 F a d at frequencie of 15 d cycl / ec h hig re s re uction percentages ob ain d from the combined ec i , indic fficiency of addi ive mping coatings T ST RESULTS INDICA AT A VISCO L STIC L YER BE W EN RIGID SURFACES PRODUCED A HIG LY FF C IVE DA PING SYSTE T I CONFIGUR ION WAS OBTAINED ON A MINU E CAL BY THE US OF L FI G PIGM TS IN A VI CO LA TIC B SE (Author)

Document Details

Document Type
Technical Report
Publication Date
Dec 18, 1961
Accession Number
AD0272912

Entities

People

  • G.h. Wilson

Organizations

  • University of California, Berkeley

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Additives (Chemicals)
  • Adhesives
  • Aircrafts
  • Epoxy Resins
  • Mechanical Structure
  • Nonlinear Analysis
  • Oscillators
  • Resins
  • Sonic Fatigue
  • Vibration
  • Vibration Isolators

Readers

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