Zobrazeno 1 - 10
of 219
pro vyhledávání: '"Chunguang Xu"'
Publikováno v:
Applied Sciences, Vol 14, Iss 18, p 8210 (2024)
Water migration behavior is the main cause of engineering disasters in cold regions, making it essential to understand its mechanisms and the resulting mechanical characteristics for engineering protection. This study examined the water migration pro
Externí odkaz:
https://doaj.org/article/07bb2180101e4eaf91bdfdd2410ee014
Publikováno v:
AIP Advances, Vol 14, Iss 3, Pp 035037-035037-10 (2024)
By applying ultrasonic treatment to ZL205A aluminum alloy melt containing different Cd contents and then using a tensile test, a scanning electron microscope experiment, and a metallographic experiment, the influence of ultrasonic treatment to ZL205A
Externí odkaz:
https://doaj.org/article/f37a072d9bcb4305ac26fc2afc6c046e
Publikováno v:
Materials, Vol 17, Iss 10, p 2201 (2024)
316L stainless steel pipes are widely used in the storage and transportation of low-temperature media due to their excellent low-temperature mechanical properties and corrosion resistance. However, due to their low thermal conductivity and large coef
Externí odkaz:
https://doaj.org/article/25637f5f917f4a2189b5eed2baeec7e7
Publikováno v:
Crystals, Vol 14, Iss 2, p 114 (2024)
Directed Energy Deposition (DED), a branch of AM processes, has emerged as a significant technique for fabricating large metal components in sectors such as aerospace, automotive, and healthcare. DED is characterized by its high deposition rate and s
Externí odkaz:
https://doaj.org/article/ceef0f5bc6574d889cd2bf734356061e
Publikováno v:
Case Studies in Thermal Engineering, Vol 42, Iss , Pp 102702- (2023)
Due to the existence of an electric double layer in the soil, frozen soil always has a certain amount of unfrozen water. And it will migrate under the action of the electric field. Select a kind of frost heave-sensitive soil (Lanzhou loess) as the ob
Externí odkaz:
https://doaj.org/article/400bb5c7140242d9a4b8a8d8292c495e
Publikováno v:
Sensors, Vol 23, Iss 7, p 3729 (2023)
With the rapid development of the aerospace industry, the quality inspection of complex curved components, such as aero-engine blades, is becoming increasingly strict. In contrast with other NDT methods, ultrasonic testing is easier to automate, whil
Externí odkaz:
https://doaj.org/article/0a74affeea2d468bad9935470359f514
Publikováno v:
AIP Advances, Vol 12, Iss 4, Pp 045118-045118-10 (2022)
The welding performance and defects of thick aluminum alloy plates with medium and high strength are always a hot research topic. In this study, ultrasonic technology was used to regulate the properties and defects of welded joints of a 7A52 aluminum
Externí odkaz:
https://doaj.org/article/6170cffaa71a4226ad3f046672baad47
Publikováno v:
Sensors, Vol 22, Iss 23, p 9431 (2022)
Great progress has been made in the field of ultrasonic processing in recent years, and piezoelectric ceramic transducers have been widely used as drive sources. In this paper, a sandwich piezoelectric ceramic transducer is designed, and the vibratio
Externí odkaz:
https://doaj.org/article/e08513ca195c40fcbfceb537a65c758c
Publikováno v:
Metals, Vol 12, Iss 10, p 1602 (2022)
Aluminum alloy components typically have structural characteristics such as large size and complex shape, making the in situ non-destructive detection of internal residual stress in these structures a challenge that the manufacturing sector has tried
Externí odkaz:
https://doaj.org/article/c6ecdf5c2b8a482b9c213cf19803bb4d
Publikováno v:
Materials, Vol 15, Iss 18, p 6255 (2022)
Due to its extreme service conditions, low-temperature pressure piping often needs post-welding stress measurement and control. Aiming at the phenomenon of local stress concentration in welded 316L pipes, this study used ultrasound to regulate the st
Externí odkaz:
https://doaj.org/article/392310a0333244ef8bb9da42e8c67f05