49   Artículos

 
en línea
Christian Lehr, Pascal Munsch, Romuald Skoda and Andreas Brümmer    
The acoustic properties of a single-stage centrifugal pump with low specific speed are investigated by means of compressible 3D CFD simulations (URANS) and experiments. In order to determine the pump?s acoustic transmission and excitation characteristics... ver más

 
en línea
Yanzhao Wang, Guobin Xu, Zhicheng Liu and Deming Yang    
The slip?stick vibration intensity of a plane gate is usually large, which often brings serious safety risks to itself and the auxiliary structure. The slip?stick vibration of a plane gate is investigated using an experimental model test. The test condit... ver más
Revista: Water    Formato: Electrónico

 
en línea
Wujia Li, Jiang Fan, Hongbin Xu, Wang Zhao, Qingze Meng and Yumin Su    
The issue of fatigue in modern hydraulic pipelines is increasingly severe, and there remains a lack of effective prediction methods for pipeline fatigue life. In practical engineering, hydraulic pipelines are primarily subjected to random excitation and ... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Oscar Scussel, Michael J. Brennan, Jennifer M. Muggleton, Fabrício C. L. de Almeida, Phillip F. Joseph and Yan Gao    
In buried plastic water pipes, the predominantly fluid-borne wave is of particular interest, as it plays a key role in the propagation of leak noise. Consequently, it has been studied by several researchers to determine the speed of wave propagation and ... ver más
Revista: Acoustics    Formato: Electrónico

 
en línea
Hongzhen Zhu and Jianghai Wu    
Pipelines are designed to carry seawater with hydrostatic pressure below sea level in the ship industry. Previously conducted studies have established the FSI (Fluid?Structure Interaction) equations for thin-walled, fluid-filled pipelines based on the Ti... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Lingxiao Quan, Jing Gao, Changhong Guo and Chen Fu    
The hydraulic pipeline vibration noise is one of the main noise sources in submarine stealth conditions. Taking the local hydraulic system of a certain type of submarine as the research object, a model is first developed to simulate water hammer pressure... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Rui Ma, Fuqiang Shi, Mingxin Juan, Jiao Wang, Jie Jin and Tao Yu    
The structure of pipeline systems is complex, and the working environment is harsh. Under the excitation of the engine equipment foundation and pump fluid, it is easy to generate excessive vibration, which seriously affects the safe operation of the equi... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Yang Yi, Ke Sun, Yongqian Liu, Gang Ma, Chuankai Zhao, Fukang Zhang and Jianhua Zhang    
The wave-energy excitation of point absorbers is highly associated with their resonant movement, and harmonic characteristics are of increasing concern in affecting resonance. However, the commonly used linearized power take-off (PTO) systems underestima... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Julian Kimmerl and Moustafa Abdel-Maksoud    
Underwater radiated noise is part of the anthropogenic emissions into the environment and as such a pressing problem for the preservation of the marine ecosystem. In order to direct attention to the most relevant noise sources associated with ships it is... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Ye Yuan, Weihong Gong, Guojun Wang and Jun Wang    
Pitch motion is the key factor affecting the performance characteristics of centrifugal pumps on board ships and exacerbates hydraulic excitation to induce the unsteady vibration of pump units. A hydraulic test platform with swing motion is established t... ver más
Revista: Water    Formato: Electrónico

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