Mironov A. Stress concentration in the joints with H-beams and rectangular hollow sections depending from structural shape

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0405U002252

Applicant for

Specialization

  • 05.23.01 - Будівельні конструкції, будівлі та споруди

13-05-2005

Specialized Academic Board

Д 12.085.01

Essay

Theoretical and experimental investigations of stress-strain condition for welded joints of planar trusses with H-beams chords and rectangular hollow sections as trellis have been considered in the thesis. On the basis of FEM analysis the stress-strain conditions also as stress concentration for K-, T-, V-, TK - shaped welded joints with H-beams and rectangular hollow sections with and without reinforcements were investigated. Parametrical fotmulae for correction factors depend of trellis incline members angles and joint eccentricity in plane and out-of-plane were found. Experimental investigations of stress-strain conditions for K- and T - shaped real joints also have been determined. Experimental and correction factors for stress concentration were defined. System for determination of stress concentration factors and stress-strain distribution for K-, T-, V-, TK - shaped welded joints with H-beams chord and rectangular hollow sections has prepared.

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