Zobrazeno 1 - 10
of 2 242
pro vyhledávání: '"Static strength"'
Publikováno v:
Hangkong gongcheng jinzhan, Vol 15, Iss 2, Pp 134-141 (2024)
Aeronautical electronic equipment, used for data collection during flight, is usually fixed to the nose radome using mounting brackets. The stiffness and first-order frequency performance of the mounting brackets is studied to avoid plastic deformati
Externí odkaz:
https://doaj.org/article/1b32363741054ad9849198481a8daef0
Publikováno v:
Jixie chuandong, Vol 48, Pp 159-164 (2024)
In view of the impact and fatigue failure caused by the chain transmission system of a bending machine, the dynamic characteristics of the chain drive and the modification of the sprocket are analyzed and studied. First of all, the operation characte
Externí odkaz:
https://doaj.org/article/ead83247d2eb4c21b3c1da7598f0a760
Publikováno v:
High-Speed Railway, Vol 1, Iss 4, Pp 258-264 (2023)
The cowcatcher is one of the unique devices at the front end of the train, which can remove obstacles on the track by crashing before the vehicle body to ensure the safety of the train. When a collision accident happens, the cowcatcher serves as the
Externí odkaz:
https://doaj.org/article/87082d72d7a54718808a921718a95b45
Publikováno v:
Jixie chuandong, Vol 47, Pp 140-145 (2023)
In order to obtain the static strength of small modulus plastic gears, a small modulus plastic gear static strength test bench is developed, which can accurately measure the static strength of plastic gears under different modulus, speeds and materia
Externí odkaz:
https://doaj.org/article/f4f9f255dacd4e8289c4eda96693900b
Center-Punching Mechanical Clinching Process for Aluminum Alloy and Ultra-High-Strength Steel Sheets
Publikováno v:
Metals, Vol 14, Iss 10, p 1190 (2024)
In recent years, with the rapid advancement of automotive lightweight technology, the mechanical clinching process between aluminum alloy and ultra-high-strength steel sheets has received extensive attention. However, the low ductility of ultra-high-
Externí odkaz:
https://doaj.org/article/09f121aa57e8434ab5d9fcbb9f716c27
Autor:
G. I. Gadzhimetov
Publikováno v:
Вестник Научно-исследовательского института железнодорожного транспорта, Vol 82, Iss 2, Pp 117-126 (2023)
Introduction. The authors describe the practice of checking newly built cars to assess their durability, taking into account the ultimate operating loads and their application schemes stipulated in the regulatory documents. Axisymmetric loads are not
Externí odkaz:
https://doaj.org/article/d71b898b471b4f1881d73394f0778e29
Autor:
YUAN Qiangfei
Publikováno v:
Hangkong gongcheng jinzhan, Vol 14, Iss 3, Pp 171-177 (2023)
In the full-size static strength test of aircraft, the traditional balancing load scheme is used to ensure the loading accuracy to simplify the complex loading scheme, and the load in non-assessment area is simplified to several loading points. For t
Externí odkaz:
https://doaj.org/article/98e3f743bc7e4afb8a65d2f32376da31
Autor:
Fadi Althoey, Osama Zaid, Rebeca Martínez-García, Jesús de Prado-Gil, Mohd Ahmed, Ahmed.M. Yosri
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 6118-6139 (2023)
Developing ultra-high fiber-reinforced concrete (UHPFRC) demands an immense quantity of ordinary Portland cement (OPC). Using a high percentage of cement in UHPFRC leads to uneconomic concrete and significant release of CO2 into the atmosphere. There
Externí odkaz:
https://doaj.org/article/906f63a1eb5b45a7a5fccdb1cef68bdb
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