|
|
|
|
|
Changsheng Chen, Guoping Li, Zhenlai Ma, Ziyi Mei, Bo Gao and Ning Zhang
Podded propulsors have become a focal point of research in the field of marine propulsion in recent years due to their high efficiency, low noise, and excellent maneuverability. To investigate the acoustic characteristics induced by the flow field of pod...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wei Chu, Yao Zhao, Ganbo Zhang and Hua Yuan
The longitudinal vibration of the propulsion shaft system is a challenging issue for marine noise management. We conducted various static and dynamic tests on our built test rig for the shafting system, presenting the results in this paper. By combining ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jaroslav Homi?in, Peter Ka??ay, Matej Urbanský, Michal Pu?kár, Robert Grega and Jozef Krajnák
Currently, great emphasis on reducing energy consumption and harmful emissions of internal combustion engines is placed. Current control technology allows us to customize the operating mode according to the currently required output parameters, while the...
ver más
|
|
|
|
|
|
|
|
|
|
|
Joel R. Perez and Carlos A. Reusser
Nowadays, marine propulsion systems based on thermal machines that operate under the diesel cycle have positioned themselves as one of the main options for this type of applications. The main comparative advantages of diesel engines, compared to other pr...
ver más
|
|
|
|
|
|
|
|
|
|
|
Myeong-Ho Song, Xuan Duong Pham and Quang Dao Vuong
Modern merchant ships use marine propulsion systems equipped with an ultra-long-stroke diesel engine that directly drives a large slow-turning propeller. Such systems use fewer cylinders and generate greater power at slower shaft speeds, which affords im...
ver más
|
|
|
|
|
|
|
|
|
|
|
Goran Vizentin, Goran Vukelic, Lech Murawski, Naman Recho and Josip Orovic
Failures of marine propulsion components or systems can lead to serious consequences for a vessel, cargo and the people onboard a ship. These consequences can be financial losses, delay in delivery time or a threat to safety of the people onboard. This i...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jaehoon Jee, Chongmin Kim and Yanggon Kim
In order to cope with strengthened marine environmental regulations and to reduce fuel consumption, recently constructed vessels are equipped with an ultra-long stroke engine and apply engine de-rating technology. This was intended to improve propulsion ...
ver más
|
|
|
|
|
|
|
|
|
|
|
S. Polyzos and G. Tzabiras
The present work describes a simplified Computational Fluid Dynamics (CFD) approach in order to calculate the propulsive performance of a ship moving at steady forward speed in head seas. The proposed method combines experimental data concerning the adde...
ver más
|
|
|
|
|
|
|
|
|
|
|
Qianwen Huang, Haiyun Liu and Jiyin Cao
Severe vibrations of the marine propulsion shaft can evidently affect the dynamical response of the propulsion system and degrade the performance of a ship. As the vibration forms couples which interact with each other, a better understanding of the coup...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ping Zheng, Zhiyi Song, Jingang Bai, Chengde Tong and Bin Yu
Double rotor machine, an electronic continuously variable transmission, has great potential in application of hybrid electric vehicles (HEVs), wind power and marine propulsion. In this paper, an axial magnetic-field-modulated brushless double rotor machi...
ver más
|
|
|
|
|
|