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Xiangying Hou, Shushen Gao, Linyue Qiu, Zhengminqing Li, Rupeng Zhu and Sung-Ki Lyu
Transmission efficiency is a significant index of the transmission system. Even though much research has been carried out to calculate gear transmission efficiency, only a few of them studied spiral bevel gear due to its complexity. Moreover, spiral beve...
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Mohammad Rashed Mia, Ming Zhao, Helen Wu, Vatsal Dhamelia and Pan Hu
A floating oscillating water column (OWC) wave energy converter (WEC) supported by mooring lines can be modelled as an elastically supported OWC. The main objective of this paper is to investigate the effects of the frequency ratio on the performance of ...
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Dimitrios N. Konispoliatis and Spyridon A. Mavrakos
In the present study, the hydrodynamic efficiency of a cylindrical wave energy converter (WEC) of vertical symmetry axis and arranged in front of a reflecting orthogonal breakwater is explored. The idea is based on exploiting the anticipated amplificatio...
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Anatolii Fesenko, Fatyma Yevsiukova, Yevheniia Basova, Maryna Ivanova, Vitalii Ivanov
Pág. 269 - 276
In this article a hardware estimation procedure and optimization of parameters of working fluid cavitation processing are proposed. Here the basic aspects of preparation efficiency and using of water-fuel emulsion are reviewed. An example of estimation o...
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Y. M. Korol,O. M. Kornelyuk
Pág. 80 - 88
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Frank E. Fish, Christian M. Schreiber, Keith W. Moored, Geng Liu, Haibo Dong and Hilary Bart-Smith
The manta is the largest marine organism to swim by dorsoventral oscillation (flapping) of the pectoral fins. The manta has been considered to swim with a high efficiency stroke, but this assertion has not been previously examined. The oscillatory swimmi...
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Frank E. Fish, Christian M. Schreiber, Keith W. Moored, Geng Liu, Haibo Dong and Hilary Bart-Smith
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Alexandre Botari, Luiz di Bernardo
Pág. 167 - 175
Models of the filtration phenomenon describe the mass balance in bed filtration in terms of particle removal mechanisms, and allow for the determination of global particle removal efficiencies. These models are defined in terms of the geometry and charac...
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Anatolii Fesenko, Yevheniia Basova, Vitalii Ivanov, Maryna Ivanova, Fatyma Yevsiukova, Magomediemin Gasanov
Pág. 67 - 73
Issues of technological processes? intensification and increase of technological equipment efficiency are of priority value in the modern engineering. Application of various methods of hydrodynamic drag on the working fluids in rotary-wheel machines allo...
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Yan Xing-Kaeding and Apostolos Papanikolaou
The present study deals with the local optimization of the stern area and of the propulsive efficiency of a battery-driven, fast catamaran vessel. The adopted approach considers a parametric model for the catamaran?s innovative transom stern and a QCM (Q...
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Qizong Sun, Ertian Hua, Liying Sun, Linfeng Qiu, Yabo Song and Mingwang Xiang
The flapping hydrofoil bionic pump is an innovative hydrodynamic device that utilizes flapping hydrofoil technology. Flapping hydrofoil bionic pumps are crucial in addressing issues like inadequate river hydropower and limited water purification capabili...
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Nerea Portillo Juan, Vicente Negro Valdecantos, M. Dolores Esteban and José Santos López Gutiérrez
Wave energy is one of the most powerful sources of energy on our planet, but its exploitation is difficult. Much current research on renewable energy is focused on how to harness ocean energy. However, wave energy converter (WEC) technology is still imma...
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Caleb T. Lodge and Robert J. Weaver
Efficiency in storm surge modeling is crucial for forecasting coastal hazards in real-time. While computation cost may not be the main concern for organizations with ample resources, the robustness of forecasts generated by most parties are restricted by...
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Piotr Jan Bielawski
The quality of company asset management is significantly dependent on the quality of a system for asset wear margin identification. A pipeline?machine subsystem may be an essential part of assets in many production companies. It is necessary to build mod...
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Ender Demirel, Mustafa M. Aral
Pág. 1 - 21
Multi-chamber contact tanks have been extensively used in industry for water treatment to provide potable water to communities, which is essential for human health. To evaluate the efficiency of this treatment process, flow and tracer transport analysis ...
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Ender Demirel and Mustafa M. Aral
Multi-chamber contact tanks have been extensively used in industry for water treatment to provide potable water to communities, which is essential for human health. To evaluate the efficiency of this treatment process, flow and tracer transport analysis ...
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Mengfei Chen, Jinfeng Liu, Qiaorui Si, Yun Liang, Zhongkun Jin and Jianping Yuan
Ducted propeller is a kind of special propeller widely used in unmanned underwater vehicles, its flow characteristics and hydrodynamic noise are very important for marine environmental protection and equipment concealment. The hybrid techniques based on ...
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Ling Kang and Zheng Jing
Compared to the hydrostatic hydrodynamic model, the non-hydrostatic hydrodynamic model can accurately simulate flows that feature vertical accelerations. The model?s low computational efficiency severely restricts its wider application. This paper propos...
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Ling Kang, Zheng Jing
Pág. 1 - 19
Compared to the hydrostatic hydrodynamic model, the non-hydrostatic hydrodynamic model can accurately simulate flows that feature vertical accelerations. The model?s low computational efficiency severely restricts its wider application. This paper propos...
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Haocheng Chao, Zhumei Luo, Tao Yang and Guanghe Dong
This study utilizes a bidirectional fluid?structure interaction numerical method to investigate the hydrodynamic and energy harvesting characteristics of two tandem three rigidly connected cylinder oscillators with different inter-oscillator spacing rati...
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