Zobrazeno 1 - 10
of 411
pro vyhledávání: '"Tang Zhihui"'
Publikováno v:
Open Life Sciences, Vol 19, Iss 1, Pp 168-76 (2024)
Irrigation and fertilization are indispensable links in the jujube planting industry in southern Xinjiang, China. Regulating the relationship between fertilization and irrigation can effectively reduce costs and improve economic efficiency. A 2-year
Externí odkaz:
https://doaj.org/article/0aa5cc15de7043c1975c0abeea8b14bd
Autor:
Li Tianle, Gao Zhijian, Bai Xinlu, Yu Sihai, An Shijie, Zheng Qiangqing, Tang Zhihui, Zhi Jinhu
Publikováno v:
Open Life Sciences, Vol 19, Iss 1, Pp p. 35-50 (2024)
Considering the pear in the arid region as the research object, single-factor testing and water–fertilizer coupling testing were conducted. The response of pear tree growth to water, nitrogen, and phosphorus was explored and provided a theoretical
Externí odkaz:
https://doaj.org/article/a4e20ff5c6504961817e5fb6f25d9e76
Publikováno v:
Journal of Aeronautical Materials, Vol 41, Iss 4, Pp 75-82 (2021)
For the TC17 titanium alloy, the influence of the leading end angle of the mandrel on the expansion strengthening effect of the hole structure was studied, the surface integrity of the hole expansion strengthened under different process parameters wa
Externí odkaz:
https://doaj.org/article/553f3136ef0a4f51b7f7012c0526a762
Publikováno v:
Journal of Aeronautical Materials, Vol 40, Iss 2, Pp 53-60 (2020)
Surface integrity state after machining has an important effect on the service life of metal parts and components. The effects of four kinds of surface integration processing methods on the high-temperature fatigue properties of FGH95 alloy were inve
Externí odkaz:
https://doaj.org/article/ed17d2d5e1004c988eae29bed306a665
Publikováno v:
Journal of Aeronautical Materials, Vol 40, Iss 1, Pp 81-86 (2020)
The fatigue life of GH4169 superalloy plate with central hole was tested at 663 MPa/20 ℃ before and after cold expansion（CE）. The fatigue fractures, the evolution of residual stress fields and surface morphology were respectively analyzed by sc
Externí odkaz:
https://doaj.org/article/49e5d1feeaae49ea92d6a8cdaf8464a7
Publikováno v:
Journal of Aeronautical Materials, Vol 37, Iss 6, Pp 82-87 (2017)
In order to improve the fatigue performance of TC17 central hole specimen, the hole wall surface integrity was characterized by scanning electron microscopy (SEM), roughness meter, X-ray diffraction, and the influence of hole cold expansion(HCE) para
Externí odkaz:
https://doaj.org/article/45b0f2c0a31342d4b5c1c0f19ba1a79d
Autor:
WANG Xin, LI Xudong, SONG Yinggang, WANG Qiang, LUO Xuekun, AI Yingjun, TANG Zhihui, ZHAO Zhenye
Publikováno v:
Journal of Aeronautical Materials, Vol 37, Iss 6, Pp 102-107 (2017)
Fatigue curves of C250 steel, TA29 titanium alloy and FGH96 powder metallurgy (PM) superalloy with stress concentration coefficients Kt=1 and Kt=1.7were investigated, and the effect of shot peening on the fatigue curve under the stress concentration
Externí odkaz:
https://doaj.org/article/41bd96ecb4dd4efeae8dc990a9e5a4cb
Publikováno v:
Journal of Aeronautical Materials, Vol 37, Iss 6, Pp 88-94 (2017)
To improve the fatigue resistance of the bolt connecting hole, the effect of double cold expansion (DCE) of the hole on the fatigue life of TB6 titanium alloy was investigated. The fatigue fracture, surface roughness, residual stress, hardness and mi
Externí odkaz:
https://doaj.org/article/17590ee744b440069bbfe4f110a24bbc
Publikováno v:
Journal of Aeronautical Materials, Vol 37, Iss 5, Pp 48-54 (2017)
Aiming at a new Al-Li alloy,by the use of optical microscope, SEM and EDS, we analyzed the effects of different pretreatment processes including alkali corrosion and tri-acid deoxidation on the appearance, corrosion resistance and fatigue properties
Externí odkaz:
https://doaj.org/article/90231c8b76cf4df0823595c7ebea212e
Publikováno v:
Journal of Aeronautical Materials, Vol 36, Iss 6, Pp 40-47 (2016)
FeNiCrAl coating is a kind of surface wear resistant material for shaft parts. Microstructure, adhesive strength, phase composition and microhardness were analyzed in order to study the influence mechanism of spraying parameters on coating properties
Externí odkaz:
https://doaj.org/article/1c821a23ca2046bf8a1470e8a5cfd286