Results 11 to 20 of about 2,682,010 (187)

ANALYSIS OF NONLINEAR CUMULATIVE DAMAGE MODEL CONSIDERING STRENGTH DEGRADATION

open access: yesJixie qiangdu, 2020
Fatigue damage accumulation and strength degradation occur simultaneously and interact with each other during service of engineering structures. In order to establish an improved Corten-Dolan cumulative damage model that takes the effects of strength ...
LI Wei
doaj   +2 more sources

The influence of oxidative-thermal degradation of polypropylene on measured interface strength of glass fibre-polypropylene [PDF]

open access: yes, 2010
It was previously found that thermal-oxidative degradation of the polypropylene could significantly affect the measured interfacial strength of glass fibre reinforced polypropylene (GF-PP) micro-composite.
Zhu, W.Z., Yang, Liu, Thomason, J.L.
core   +3 more sources

Investigation of strength recovery of recycled heat treated glass fibres through chemical treatments [PDF]

open access: yes, 2013
The strength loss of thermally treated glass fibre (GF) at elevated temperature is well reported in literature. This phenomenon even occurs at short period of time such as 25 minutes.
Saez Rodriguez, Eduardo   +2 more
core   +3 more sources

A technique for the measurement of reinforcement fibre tensile strength at sub-millimetre gauge lengths [PDF]

open access: yes, 2001
The strength of composite reinforcement fibres is normally measured on samples of much greater length than the actual residual fibre lengths found in many composite materials.
Kalinka, G., Thomason, J.L.
core   +4 more sources

Development and application of micromechanical techniques for characterising interfacial shear strength in fibre-thermoplastic composites [PDF]

open access: yes, 2012
The development of single fibre pull-out and microbond tests for characterising interfacial strength in thermoplastic composites is reviewed in detail. Manufacture of an experimental jig and sample preparation regimes for both tests are described.
Thomason, James, Yang, Liu
core   +4 more sources

Analytical methods for assessing paper degradation In transformers [PDF]

open access: yes, 2006
Power transformers are essential equipments for distributing electricity. However, maintenance of these equipments is necessary to ensure long working life and to avoid catastrophic incidents.
Christofidis, Stavros
core   +7 more sources

Regeneration of thermally recycled glass fibre for cost-effective composite recycling : Fundamental study of strength loss of thermally conditioned glass fibre [PDF]

open access: yes, 2014
Data produced using both unsized and aminopropyltriethoxysilane (APS) coated fibre will be shown and discussed. By applying a novel method of single fibre thermal conditioning (sf-TC) it was found that retained fibre strength is, in some cases ...
Thomason, James   +2 more
core   +3 more sources

Mechanical strength of silica fiber splices after exposure to extreme temperatures [PDF]

open access: yes, 2012
By using a combination of type-I and regenerated gratings, the mechanical strength of optical fiber splices after exposure to temperatures over 1300 C was characterized. Splice strength was found to decrease with temperature with a secondorder polynomial
John Canning   +9 more
core   +4 more sources

Fatigue strength degradation of thermomechanically rolled high strength steels welds

open access: yes, 2021
The good weldability of thermomechanically rolled high-strength steels is vital for contemporary steel structures. Full utilization of their capacity requires detailed knowledge and quantification of all processes that are involved by the heat ...
Klejch, Filip   +3 more
core   +1 more source

FATIGUE LIFE PREDICTION OF METAL MATERIALS BASED ON STRENGTH DEGRADATION

open access: yes, 2021
In order to study the law of residual strength degradation of metal materials in the process of fatigue,a residual strength degradation model is established based on the definition of fatigue damage.
LIU SuChao, LIU XinTian, JIANG ChangJie
core   +1 more source

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