Accession Number : AD0688148

Title :   DEVELOPMENT OF EXPERIMENTAL STRESS ANALYSIS METHODS TO DETERMINE STRESSES AND STRAINS IN SOLID PROPELLANT GRAINS. A MODIFIED METHOD OF HOLOGRAPHIC INTERFEROMETRY FOR STATIC AND DYNAMIC PHOTOELASTICITY.

Descriptive Note : Rept. no. 18,

Corporate Author : CATHOLIC UNIV OF AMERICA WASHINGTON D C STRESS ANALYSIS LABS

Personal Author(s) : Clark,J. A. ; Durelli,A. J.

Report Date : APR 1969

Pagination or Media Count : 34

Abstract : A simplified absolute retardation approach to photoelastic analysis is described as an alternative to the more commonly used relative retardation approach. Isochromatics and isopachics are presented as applications of the method to static and dynamic problems. (Author)

Descriptors :   (*ROCKET PROPELLANT GRAINS, STRESSES), (*PHOTOELASTICITY, INTERFEROMETERS), SOLID ROCKET PROPELLANTS, LASERS, Q BAND, LIGHT PULSES, IMAGES, LOADS(FORCES), SENSITIVITY, CANTILEVER BEAMS

Subject Categories : Optics
      Mechanics
      Solid Rocket Propellants

Distribution Statement : APPROVED FOR PUBLIC RELEASE