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Wenjie Shen, Suofang Wang and Xiaodi Liang
Impellers are utilized to increase pressure to ensure that a radial pre-swirl system can provide sufficient cooling airflow to the turbine blades. In the open literature, the pressurization mechanism of the impellers was investigated. However, the effect...
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Manqi Tang, Guangtai Shi, Wenjuan Lv, Xiaodong Peng and Zongliu Huang
Multiphase pumps operate under different flow conditions with different work performance. In order to reveal the energy conversion regulations in multiphase pumps under different flows, this paper presents an analysis of the effects of different flows on...
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Qi Jing, Wanwu Xu, Wei Ye and Zhiyan Li
Supersonic mixing layer development seriously impacts on the performance of an ejector, and the effect of mixing chamber contraction angle on supersonic jet mixing has been poorly studied. Numerical simulations are applied to investigate the effect of th...
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Rui Liu, Zhongjun Liu, Jiale Zhao, Qi Lu, Lijing Liu and Yinghang Li
In disturbance-assisted seed filling vacuum seed-metering devices, the suction hole causes difficulty in quickly and stably sucking seeds when used for high-speed seeding and the large working negative pressure demand is used. To address this difficulty,...
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Sijia Tao, Guangtai Shi, Yexiang Xiao, Zongliu Huang and Haigang Wen
When the multiphase pump is running, the internal medium often exists as bubble flow. In order to investigate the bubble occurrence characteristics in the pressurization unit of the multiphase pump more accurately, this paper couples computational fluid ...
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Long Wang, Huawei Lu, Zhitao Tian, Yi Yang, Shuang Guo, Hong Wang and Xiaozhi Kong
The influence of the ratio of dimple depth-to-print diameter (λ" role="presentation">???
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) on the highly loaded compressor cascade NACA0065-K48 is investigated based on the Reynolds-averaged Navier?Stokes (RANS) method. Simulations are conduc...
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Chenhao Li, Xingqi Luo, Jianjun Feng, Guojun Zhu and Yangang Xue
In the petroleum industry, multiphase transport pumps are a crucial technology for petroleum extraction. Therefore, the pressure fluctuation and internal-flow characteristics of multiphase transport pumps with different inlet-gas-volume fractions (IGVFs)...
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Yi Hu, Yiwei Liu, Can Cai, Yong Kang, Xiaochuan Wang, Man Huang and Feng Chen
Due to the advantages of good fracture performance and the application of carbon capture and storage (CCS), supercritical carbon dioxide (SC-CO2) is considered a promising alternative for hydraulic fracturing. However, the fracture initiation mechanism a...
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Joseba Lasa, Juan Carlos Antolin, Carlos Angulo, Patxi Estensoro, Maider Santos and Pierpaolo Ricci
This paper presents the construction, mathematical modeling and testing of a scaled universal hydraulic Power Take-Off (PTO) device for Wave Energy Converters (WECs). A specific prototype and test bench were designed and built to carry out the tests. The...
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