Zobrazeno 1 - 3
of 3
pro vyhledávání: '"Zhanwei Huo"'
Publikováno v:
Machines, Vol 12, Iss 9, p 627 (2024)
A high-precision focusing mechanism was designed using a flexible hinge to address the demand for precise focusing in space cameras. Firstly, a finite element model of the liner guideway was created using Hertz contact theory, and the accuracy of the
Externí odkaz:
https://doaj.org/article/f4912c2e44084112b1e5755ece6e1110
Publikováno v:
Machines, Vol 11, Iss 9, p 868 (2023)
The success of laser communications heavily relies on the stiffness, dynamic properties, static performance, and manufacturability of the U-frame. The U-frame is a fundamental element in satellite-to-ground laser communication telescopes. However, th
Externí odkaz:
https://doaj.org/article/a7743dbd1c324b43a0b9ab4572573799
Autor:
Ning Li, Hongwei Zhao, Mingjun Jin, Jianping Li, Xiaohang Dai, Zhanwei Huo, Shunbo Wang, Liguo Yang, Xingdong Sun
Publikováno v:
Advances in Mechanical Engineering, Vol 9 (2017)
In this article, the specimen of Q235 (low carbon steel, C ≤ 0.22%, Mn: 0.3%–0.8%, Si ≤ 0.3%, P ≤ 0.045%, S ≤ 0.05%) has been tested in in situ tensile tests. Especially, different types of scratches are prefabricated with 1, 2, and 3 µm i
Externí odkaz:
https://doaj.org/article/b37e6155178d42d9b9577fe99f2f4136