109   Artículos

 
en línea
Russell Shomberg, Michael Jakuba and Dana Yoerger    
We propose a design for a float capable of harvesting wave energy while fully submerged. The proposed design could theoretically operate indefinitely without ever breaching the surface. We developed and validated design guidelines for the proposed float ... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Jian Qin, Zhenquan Zhang, Xuening Song, Shuting Huang, Yanjun Liu and Gang Xue    
In order to enhance the power generation efficiency and reliability of wave energy converters (WECs), an enclosed inertial WEC with a magnetic nonlinear stiffness mechanism (nonlinear EIWEC) is proposed in this paper. A mathematical model of the nonlinea... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Robin Fonk, Tobias Graf, Sven Paeßler, Christiane Bauer, Josef Kallo and Caroline Willich    
Hybrid electric aircraft with a powertrain based on fuel cells and batteries can reduce climate-active emissions in aviation. In a direct hybrid powertrain, the fuel cell and the battery are connected in parallel, without a DC/DC converter balancing thei... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Md. Abu Ayub Siddique, Seung-Yun Baek, Seung-Min Baek, Hyeon-Ho Jeon, Jun-Ho Lee, Mo-A Son, Su-Young Yoon, Yong-Joo Kim and Ryu-Gap Lim    
The objective of this study was to estimate power delivery efficiency and fuel consumption based on engine modes. In this study, a 95 kW power-shift tractor was used to analyze power delivery and estimate fuel consumption during rotary tillage. Rotary ti... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
Zhenquan Zhang, Jian Qin, Dengshuai Wang, Shuting Huang, Yanjun Liu and Gang Xue    
In this paper, a variable damper is proposed to regulate the efficiency of a two-body wave energy converter (WEC) with mechanically driven power take-off (PTO). The variable damper introduces logic constraints into the WEC system, which can be translated... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Liang Sun, Zewang Yang, Mingsheng Chen and Fen Li    
To investigate the overtopping and slamming phenomena that occur in the interactions between waves and oscillating surge wave energy converters (OSWECs), a two-dimensional numerical wave flume was established using computational fluid dynamics (CFD) soft... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Ali S. Haider, Kush Bubbar and Alan McCall    
Achieving energy maximizing control of a Wave Energy Converter (WEC) not only needs a comprehensive dynamic model of the system?including nonlinear hydrodynamic effects and nonlinear characteristics of Power Take-Off (PTO)?but to treat the entire system ... ver más
Revista: Journal of Marine Science and Engineering    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
Yuan Zhang, Xuanyu Chen, Peng Xu, Xizeng Zhao, Ould el Moctar and Changqing Jiang    
The development and utilization of wave energy, heralded as a potential leading source of clean energy worldwide, have garnered considerable attention from the global research community. Among the diverse array of wave energy converters (WECs), the raft-... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Szabolcs Kocsis Szürke, Norbert Perness, Péter Földesi, Dmytro Kurhan, Mykola Sysyn and Szabolcs Fischer    
Unmanned Aerial Vehicles, also known as UAVs, play an increasingly important part in daily life. However, the ever-increasing number of UAVs pose an ever-increasing threat to the transportation infrastructure. Despite their precision and general efficien... ver más
Revista: Infrastructures    Formato: Electrónico

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