Zobrazeno 1 - 10
of 4 435
pro vyhledávání: '"Fatigue test"'
Autor:
V. I. Sakalo, A. V. Sakalo
Publikováno v:
Вестник Научно-исследовательского института железнодорожного транспорта, Vol 83, Iss 2, Pp 124-135 (2024)
Introduction. The problem of contact fatigue damage of rails has become especially urgent with the intensified railway freight load. An effective method of studying various damage factors is mathematical simulation of the dynamics of motion and accum
Externí odkaz:
https://doaj.org/article/1f569b4e2ebe405ca9f4546c0a719c84
Autor:
ZHANG Lixin
Publikováno v:
Hangkong gongcheng jinzhan, Vol 15, Iss 4, Pp 10-15 (2024)
Full-scale aircraft fatigue test is a large, complex and long-lasting ground verification test required by the specification to sustain aircraft structural integrity program and meet airworthiness requirements. Several important issues of full-scale
Externí odkaz:
https://doaj.org/article/32f3422579d9459a9cb880b97d507013
Publikováno v:
Journal of the Mechanical Behavior of Materials, Vol 33, Iss 1, Pp 391-9 (2024)
Herein, fatigue and crack propagation tests were conducted using the small-punch-fatigue (SPF) test to verify its applicability to assess fatigue strength and fatigue crack propagation behavior. During the SPF test, a fatigue crack first initiated at
Externí odkaz:
https://doaj.org/article/c44b11f4ac514cf283a82b5d37b42395
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 6, Pp 72-78 (2024)
Objective The car body of metro vehicle is a welded structure, and its fatigue strength is obviously smaller than that of the base metal due to the influence of stress concentration, welding defects and welding residual stress. As the part connecting
Externí odkaz:
https://doaj.org/article/bfa8297f65854f058af8f11dce35b8f2
Publikováno v:
Heliyon, Vol 10, Iss 17, Pp e36633- (2024)
In this study, to clarify the failure mechanism of the last-stage rotor blade in the low-pressure cylinder of a steam turbine, the peculiarities of crack initiation and propagation on the inlet side of the last-stage rotor blade at a distance of 125
Externí odkaz:
https://doaj.org/article/226e95e625a64188ab0bd59e11c3364d
Autor:
LIANG Juxing, SUN Jia
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 5, Pp 122-126 (2024)
Objective To enhance the fatigue resistance of stainless steel vehicle carbodies and obtain fatigue characteristic curves of spot welded joints, thereby guiding fatigue analysis and structural design of stainless steel spot welded rail vehicles, it i
Externí odkaz:
https://doaj.org/article/7f4e966f7bdd4e9ca2c1ecdaf16b5a67
Publikováno v:
Journal of Magnesium and Alloys, Vol 12, Iss 4, Pp 1638-1662 (2024)
Cold Metal Transfer-Based Wire Arc Directed Energy Deposition (CMT-WA-DED) presents a promising avenue for the rapid fabrication of components crucial to automotive, shipbuilding, and aerospace industries. However, the susceptibility to fatigue of CM
Externí odkaz:
https://doaj.org/article/8752e35c694e419ca832bfbd4ed42f19
Publikováno v:
Open Engineering, Vol 14, Iss 1, Pp 176-83 (2024)
Utilizing one of the most effective new technologies is the primary goal of this research, which uses a combination of bituminous surfacing materials with geotextile reinforcement sheets, to improve the behavior of asphalt mixes and fatigue reduction
Externí odkaz:
https://doaj.org/article/83cc1b279cf141918bc8b325fddc65bb
Autor:
Seongi Lee, Jae-Myeong Shin, Jun Hyeok Hyun, In-Suk Choi, Young-Chang Joo, Byoung-Joon Kim, So-Yeon Lee
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 851-856 (2024)
Fatigue failure under cyclic deformation remains longstanding challenge in the flexible interconnect for the long term application. In this study, we design Cu–Ag alloy interconnects with excellent fatigue resistance by adopting nanovoid structures
Externí odkaz:
https://doaj.org/article/6c605c1e00dc49b3aa7d419e552d19ba
Publikováno v:
Case Studies in Construction Materials, Vol 20, Iss , Pp e03070- (2024)
Aging due to environmental conditions significantly affects the occurrence of fatigue cracking in hot-mix asphalt (HMA). Previous analyses showed that aging reduces mastic resistance and bitumen-aggregate adhesion, but these experiments were usually
Externí odkaz:
https://doaj.org/article/cbcfca0e37c640e3839cd0858034218c