Sentence examples for imperfection factor from inspiring English sources
Constant imperfection factor.
An imperfection factor of 0.34 and partial factor of 1.3 are shown to be appropriate for calculation of the LTB moment of resistance.
The non-linearity factor is introduced inside the Perry imperfection factor to consider the highly non-linear stress-strain relationship at elevated temperatures.
In addition, to further improve the design efficiency, a column design curve based on Eurocode 3 formulation with a new imperfection factor of 0.17 was proposed for the design of such HSS welded tubular columns.
In order to achieve a correlation with numerical solutions, EN1993-1-1 establimperfectionparametern parameter η as a function of a constant factor and of the non-dimensional slenderness ratio (bar{lambda }), so that eta = alpha left( {bar{lambda } - 0.2} right), (6 where α is a constant imperfection factor as given in [26].
The main objective of this paper is to calibrate an effective design width formula for the perforated sections and, using the ECBL approach, to evaluate an equivalent α imperfection factor for European buckling curves, in order to adapt them for sections with different perforation patterns.
The present work focuses on predicting the ultimate strength of welded box section steel compression members regarding initial imperfection factors.
A numerical simulation has also been developed for modeling onsite solar flux distribution by considering all imperfection factors, i.e. circumsolar radiation, slope error and optical misalignment.
Initial distortion and residual stress are well known as the most important initial imperfection factors and have a significant effect in decreasing the ultimate strength of compression members.
Nevertheless, due to accidental eccentricities, additional loads, boundary conditions or imperfection factors, glass beam columns are frequently subjected to in-plane compressive actions combined with bending moments.
The European stability design rules for steel columns, beams and beam-columns are classically based on Ayrton-Perry formulations that rely on the calibration of imperfection factors in order to estimate the maximum resistance.
