Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Huigui Li"'
Publikováno v:
Journal of Materials Research and Technology, Vol 18, Iss , Pp 3056-3072 (2022)
The complicated thermal history of wire + arc additive manufacturing (WAAM) will affect the microstructure variation and mechanical properties of the as-deposited material. Numerial models of Inconel 718 in WAAM deposition were established and the lo
Externí odkaz:
https://doaj.org/article/b847348a38ef46788902a61476f984df
Study on Residual Stresses of 2219 Aluminum Alloy with TIG Welding and Its Reduction by Shot Peening
Publikováno v:
Metals, Vol 13, Iss 9, p 1581 (2023)
Large residual stress of 2219 aluminum alloy induced by Tungsten Inert Gas (TIG) welding decreases its service performances. Shot peening was adopted to decrease the residual stress of TIG welding. Numerical models of TIG welding and shot peening wer
Externí odkaz:
https://doaj.org/article/a9ee6d539c1b4d6aa8872e42af91237f
Publikováno v:
Frontiers in Earth Science, Vol 10 (2022)
In order to study the influence of water saturation time on the mechanical properties of jointed limestone, the joint limestone samples with a crack length of 20 mm and a crack angle of 30° are saturated with water for 0, 1, 3, 5 and 7 days and test
Externí odkaz:
https://doaj.org/article/31b40da8e6e74178817d8681fdcac69e
Publikováno v:
Advances in Civil Engineering, Vol 2020 (2020)
The mechanics of rock mass is significantly affected by joints, but many existing studies of jointed rocks make simplifications that do not consider the joint thickness. To further study the influence of joint thickness on rock mechanics (mechanical
Externí odkaz:
https://doaj.org/article/67372f15c9804936b69155538c25c02a
Publikováno v:
International Journal of Mining Science and Technology, Vol 28, Iss 2, Pp 303-308 (2018)
This paper is to study the influence of composition, microstructure and pore characteristics on the rock mechanical properties. Five kinds of sandstone compositions were analyzed by using X-ray diffraction instrument. And the microstructure was obser
Externí odkaz:
https://doaj.org/article/b2ea1ce6ad6b406392f20a2dbaf263e4
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 9, Iss 6, Pp 1171-1176 (2017)
The paper presents the influence of varying immediate roof thickness on the lower strong roof strata movement and failure pattern in longwall coal mining with large mining height. The investigation is based on 58 geological drill holes and hydraulic
Externí odkaz:
https://doaj.org/article/5c17013377b44c0aab17ca8e6ebc0890
Publikováno v:
Shock and Vibration, Vol 2015 (2015)
To study the effect of loading rate on mechanical properties and acoustic emission characteristics of coal samples, collected from Sanjiaohe Colliery, the uniaxial compression tests are carried out under various levels of loading rates, including 0.0
Externí odkaz:
https://doaj.org/article/40257e47130c466bb76599db7209f9be
Autor:
Wei Jiang, Junjie Li, Wentao Ke, Huigui Li, Fankai Zhu, Yunxiao Han, Hao Pan, Yuanlong Chen, Xiaoqing Huang, Yuanxia Lao
Publikováno v:
ACS Applied Energy Materials. 6:5091-5101
Publikováno v:
International Journal of Hydrogen Energy. 48:4287-4299
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture. 237:326-337
Prestressed ultrasonic peening (UP) is beneficial to enlarge bending deformation and improve surface properties of the plate compared to free UP process. The effects of processing parameters on variation of surface topography, surface roughness and h