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Xiaohan Cheng, Zongwu Li, Congjie Cao, Yazhou Wang, Nanqin Ding and Guangqiang Wu
The helical gear pair of a box-type vibration exciter of a mine-used linear vibrating screen is subjected to complex excitation and prone to broken tooth failures. At present, investigation regarding the difference and particularity between gear transmis...
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Yizhen Zhao and Chunhua Wang
To reduce gas leakage, shape optimization of a straight labyrinth seal was carried out. The six design parameters included seal clearance, fin width, fin height, fin pitch, fin backward, and forward expansion angle. The CFD (Computational Fluid Dynamics)...
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Huifang Sun, Yue Lv, Jinbing Ni, Xianyu Jiang and Zhengwei Wang
Axial hydraulic thrust is an important factor that affects safety and stability of pump turbine operation. Research and analysis of axial hydraulic thrust is of a great significance for guiding the safe and stable operation of a pumped storage power stat...
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????? ???????? ???????, ???? ?????????? ?????????, ????? ???????? ?????????
Pág. 62 - 70
The subject matter of the article is the impact of the sequence of changes for auxiliary time spent on idle motions of a machine unit when changing a machinable area or when changing tools. The goal of the study is to improve the finishing milling capaci...
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Soheila Aalami, Lina Kattan
Pág. 400 - 419
Resource allocation in transit-based emergency evacuation is studied in this paper. The goal is to find a method for allocation of resources to communities in an evacuation process which is (1) fair, (2) reasonably efficient, and (3) able to dynamically ...
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