Zobrazeno 1 - 10
of 68
pro vyhledávání: '"Jingyu Zhai"'
Autor:
Yufang Wu, Jing Li, Lixia Yu, Shuguang Wang, Zhuo Lv, Hao Long, Jingyu Zhai, Shuyan Lin, Yong Meng, Zhihua Cao, Hui Sun
Publikováno v:
Frontiers in Plant Science, Vol 14 (2023)
Bamboo has great economic values and is used extensively in many industries, and their natural distribution range was divided into 12 zones in China according to the temperature of their geographical distribution in previous works. Different bamboo s
Externí odkaz:
https://doaj.org/article/c0a55c16dd7946d79382dc8873310409
Publikováno v:
IEEE Access, Vol 8, Pp 61421-61432 (2020)
During excitation and demagnetization phase for the superconducting magnet, in dual-active-bridge (DAB) converter based power supply, a dc bias may occur in high-frequency transformer and thus lead to the faults. In this paper, an improved transient
Externí odkaz:
https://doaj.org/article/30c9a4fb8be54d32a4b08c3a62cd8cf4
Publikováno v:
Materials, Vol 15, Iss 24, p 8898 (2022)
To meet aero-engine aluminum skirt requirements, an experiment was carried out using Al–Nb–B2O3–CuO as the reaction system and a 6063 aluminum alloy melt as the reaction medium for a contact reaction, and 6063 aluminum matrix composites contain
Externí odkaz:
https://doaj.org/article/c9e9018e7d0c4a95b6062137a823e916
Publikováno v:
Machines, Vol 10, Iss 6, p 444 (2022)
The acoustic pressure signal generated by blades is one of the key indicators for condition monitoring and fault diagnosis in the field of turbines. Generally, the working conditions of the turbine are harsh, resulting in a large amount of interferen
Externí odkaz:
https://doaj.org/article/9fe69bc0d75c481eb7f08f990c8d5130
Publikováno v:
Shock and Vibration, Vol 2021 (2021)
To study the rub-impact fault between the dynamic and static parts of the rotor system of aeroengines, the dual-rotor system of a typical aeroengine is introduced and taken as the research object. The analytical kinetic model is established based on
Externí odkaz:
https://doaj.org/article/4c0840c9615b489a999bd79536b86f8d
Publikováno v:
Materials, Vol 15, Iss 7, p 2433 (2022)
Axial extrusion-connection technology is one of the important connection technologies for hydraulic piping systems, with high sealing performance and mechanical strength. In this paper, the finite-element-modeling method is used to simulate the exper
Externí odkaz:
https://doaj.org/article/e50c3e7147db4f02bcb21f0c9be7fff9
Publikováno v:
Shock and Vibration, Vol 2020 (2020)
Pipeline systems in aircraft are subjected to both hydraulic pump pressure fluctuations and base excitation from the engine. This can cause fatigue failures due to excessive vibrations. Therefore, it is essential to investigate the vibration behavior
Externí odkaz:
https://doaj.org/article/0fd7472e2ad9453482c3c9db05ee5f7c
Publikováno v:
Applied Sciences, Vol 11, Iss 24, p 11848 (2021)
Clearances of cages in ball bearings, including pocket and guiding clearances, play a vital role in the stability and reliability of bearings. In this paper, experiments on the cage motion and wear were carried out to investigate the influence of cle
Externí odkaz:
https://doaj.org/article/77cec97dd2bc4efda3145474bc6b1086
Publikováno v:
Shock and Vibration, Vol 2019 (2019)
For vibration damping, coatings are prepared on surface of the structures (substrates), which constitute the coating-substrate composite structures. Elastic parameters of the coating are indispensable for the vibration and damping analysis of the com
Externí odkaz:
https://doaj.org/article/778818bf190e4230949873bdbc212d96
Publikováno v:
Applied Sciences, Vol 10, Iss 1, p 390 (2020)
This paper proposes a novel optimization layout method for supporting clamps in a pipeline system. In this method, the global sensitivity analysis based on the Sobol method is presented to determine the influence of clamp position on the first-order
Externí odkaz:
https://doaj.org/article/54eb53e5c003455d8a8d90028a0fa4d9