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Gao Huang, Chengjun Qiu, Mengtian Song, Wei Qu, Yuan Zhuang, Kaixuan Chen, Kaijie Huang, Jiaqi Gao, Jianfeng Hao and Huili Hao
Cavitation is typically observed when high-pressure submerged water jets are used. A composite nozzle, based on an organ pipe, can increase shear stress on the incoming flow, significantly enhancing cavitation performance by stacking Helmholtz cavities i...
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Dayenne M. Herrera, Wender M. Peixoto, Joadil G. de Abreu, Rafael H. P. dos Reis, Carlos E. A. Cabral, Livia V. de Barros, Vanderley A. C. Klein and Edmilson F. dos Passos
The aim of this study was to evaluate the agronomic performance of sorghum grown in different combinations of row spacing and plant density, as well as possible interferences on silage quality. No other study dedicated to identifying the interference of ...
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Camelia-Alexandrina Szuhanek, Anca-Patricia Uzun, Atena Galuscan, Vlad Tiberiu Alexa, Liviu-Cristian Romanec and Dana-Gabriela Festila
(1) Background: The purpose of this study was to evaluate the morphology and linear dimensions of sella turcica in Romanian participants from all three skeletal classes to see whether there were any differences. (2) Method: We examined 90 lateral cephalo...
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Weiqi Huang, Yingjun Guan, Hao Wang, Huanquan Lu and Huisheng Yang
The drive and deployment unit of the variable diameter internal drive device described in this paper is primarily intended for use in space deployment structures. This innovative mechanism is expected to serve as a potential deployment mechanism for larg...
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Zhangbin Wu, Hongbai Bai, Guangming Xue and Zhiying Ren
A magnetic field induced by an electromagnetic coil is the key variable that determines the performance of a magnetically driven actuator. The applicability of the empirical models of the coil turns, static resistance, and inductance were discussed. Then...
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Gaowei Xu, Huimin Fang, Yumin Song and Wensheng Du
A variable velocity parallel four-bar cavitating mechanism for well-cellar can form the well-cellar cavitation which suits for well-cellar transplanting under a continuous operation. In order to improve the cavitating quality, this paper analyzed the str...
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Xinfan Yin, Hongxu Ma, Xianmin Peng, Guichuan Zhang, Honglei An and Liangquan Wang
In order to simulate the flight state of the helicopter effectively, it is necessary to trim the helicopter during the forward flight in a wind tunnel test. Previously, due to the lack of an internal-control closed loop in the test rig, the helicopter-wi...
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Penghao Zhao, Jianhua Liu, Hao Gong and Fenqi Xue
Loosening failure of bolted joints often occurs in a vibration environment. This may induce the separation of clamped components and even result in catastrophic consequences in certain situations. Various anti-loosening bolted connections have been devel...
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Liang Ge, Ziyang Fang, Hao Li, Le Zhang, Wen Zeng and Xiaoting Xiao
China is rich in coal resources, but complex hydrogeological conditions lead to difficulties in coal mining, including coal mine collapses, roof and water damage, and other accidents that occur frequently, resulting in many casualties and property losses...
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Yadong Gao and Yang Xu
Variable diameter rotor can improve the flight performance of the aircraft both in hovering and forward flying and a duct can improve the rotor performance further both in force and efficiency. In previous studies, those two parts are always studied in t...
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