Results 11 to 20 of about 69,553 (261)

Mechanical properties and damage evolution of granite under high temperature thermal shock

open access: yes工程科学学报, 2022
Hot dry rock (HDR) is an underground rock with high temperatures (usually above 180 °C), low porosity, and low permeability. The extraction of geothermal energy from HDR generally requires the stimulation of man-made reservoirs.
Qi-feng GUO   +4 more
doaj   +1 more source

Short-term heat shock perturbation affects populations of Daphnia magna and Eurytemora carolleeae: a warning to the water thermal pollution

open access: yesScientific Reports, 2021
Thermal pollution leads to short-term heat shock in aquatic invertebrates; however, the modulation of tolerance and life history of these invertebrates by thermal stress varies among regions, phenology, species, and their acclimation.
Kacper Nowakowski, Łukasz Sługocki
doaj   +1 more source

Experimental Study on the Effect of Thermal Shock on Physical and Mechanical Properties of Limestone

open access: yesApplied Sciences, 2023
Thermal shock is the physical process of rapid cooling of a hot object. The physical and mechanical properties of rocks that have undergone thermal shock will change.
Yunsheng Dong   +3 more
doaj   +1 more source

Evolution of the mechanical properties of a cobalt-based alloy under thermal shocks

open access: yesMaterials & Design, 2020
A cobalt-base alloy manufactured by hot isostatic pressing sintering (HIP) was investigated in the present work. A series of quenching thermal-shock experiments were carried out to study the effects of thermal-cycle shocks on this new cobalt-based alloy.
Junxia Wen   +8 more
doaj   +1 more source

Self healing behavior of enamel incorporated with nickel particles of various sizes during high temperature oxidation process

open access: yesCorrosion Communications, 2022
The self-healing nickel-enamel composite coating can spontaneously heal cracks at a certain temperature, thus ensuring its high-temperature service ability in thermal shock environment. In this study, nickel particles of various sizes (50 nm, 2 µm and 20 
Yimin Liao   +5 more
doaj   +1 more source

A problem of thermal shock with thermal relaxation [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1991
The problem of a semi‐infinite medium subjected to thermal shock on its plane boundary is solved using the generalized theory of thermoelasticity. The expressions for temperature, strain and stress are presented. The results are exhibited graphically and compared with previous results.
D. Ramamurthy, A. V. Manohara Sharma
openaire   +2 more sources

Thermal shock resistance of industrial foam filters-a comparative study

open access: yesOpen Ceramics, 2023
For ceramic foams, there is no thermal shock resistance testing standard available at the moment. This work aims to investigate the influence of the different test conditions.
Celaida Gayle Gumban   +6 more
doaj   +1 more source

Thermal Shock Resistance and Thermal Erosion Resistance at 1 350 ℃ of Si/Yb2Si2O7 Coatings on Surface of SiCf/SiC Composites [PDF]

open access: yesCailiao Baohu
In order to study the thermal shock resistance and thermal erosion resistance of Si/Yb2 Si2 O7 coatings at 1 350 ℃, Si/Yb2 Si2 O7 coatings were prepared on SiCf/SiC composites by vacuum plasma spraying technology.
CHEN Yicheng, DENG Yangfang, ZHANG Le, WEI Lin, LI Qilian, ZHOU Guodong
doaj   +1 more source

Numerical Study of Thermal Shock Damage Mechanism of Polycrystalline Ceramics

open access: yesFrontiers in Materials, 2021
A dual-scale model is proposed to study the effect of microstructure parameters (grain size and grain boundary fracture energy) on the thermal shock damage mechanism on an example of alumina.
Zhenyuan Gong   +8 more
doaj   +1 more source

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