Results 71 to 80 of about 2,035,653 (257)

Experimental Investigation on the Frost Resistance and Service Life Prediction of Basalt Fiber-Reinforced Concrete

open access: yesFibers
To evaluate the frost resistance of basalt fiber-reinforced concrete (BFRC) and predict its service life, this study conducted 225 quick freeze–thaw (F-T) cycle tests. Specifically, it systematically investigated how basalt fiber (BF) volume content (0.1%
Chuan Zhao   +7 more
doaj   +1 more source

Research on fatigue failure mechanism and life prediction method of FGH96 flat plate with a hole

open access: yesJournal of Aeronautical Materials
Fatigue tests were conducted on FGH96 flat plates containing a hole at 600 ℃. Utilizing a viscoplastic constitutive model,the stress and plastic strain distributions within these plates were meticulously calculated.
DONG Chengli   +4 more
doaj   +1 more source

Fatigue Life Prediction in Journal Bearing,

open access: yesInternational Journal on Smart Material and Mechatronics, 2016
Failure of fatigue is damaged materials where caused frequent load. Fatigue owing to some factors, which is Stress concentration on fatigue, Stress life, Effect size and surface, and Change properties of surface. The fatigue failure of a material is dependent on the interaction of a large stress with a critical flow.
Irsyadi Yani   +2 more
openaire   +2 more sources

Space shuttle nonmetallic materials age life prediction [PDF]

open access: yes
The chemiluminescence from samples of polybutadiene, Viton, Teflon, Silicone, PL 731 Adhesive, and SP 296 Boron-Epoxy composite was measured at temperatures from 25 to 150 C. Excellent correlations were obtained between chemiluminescence and temperature.
Hassell, J. A.   +2 more
core   +1 more source

Oxidation and low cycle fatigue life prediction [PDF]

open access: yes, 1984
When a metallic material is exposed to a high temperature in an ambient atmosphere, oxidation takes place on the metallic surface. The formed oxides (both surface and grain boundary oxides) are mechanically brittle so that if the stress is high enough ...
Liu, H. W., Oshida, Y.
core   +1 more source

Surface protection [PDF]

open access: yes, 1984
The surface protection subproject consists of three major thrusts: airfoil deposition model; metallic coating life prediction; and thermal barrier coating (TBC) life prediction.
Levine, S. R.
core   +1 more source

Chaotic Optimization of BP Neural Networks for Oil-Paper Insulated Transformer Life Prediction Based on Health Index Models

open access: yesEnergies
The aging of oil-paper insulated transformer components significantly impacts their service life. Accurate health assessment is crucial for predicting failure rates and residual life, which is vital for ensuring operational safety. This paper employs the
Minhao Wang, Bin Song
doaj   +1 more source

Corrosion Performance of Engineered Barrier System in Deep Horizontal Drillholes

open access: yesEnergies, 2019
The disposal of spent nuclear fuel and other high-level radioactive waste in deep horizontal drillholes is an innovative system. Canisters of highly corrosion-resistant nickel-chromium-molybdenum (Ni-Cr-Mo) alloys are specified for the disposal of this ...
Joe H. Payer   +3 more
doaj   +1 more source

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