1.506   Artículos

 
en línea
Weiqiang Liao, Xin Dong, Rongfeng Yang and Zhongfei Qiao    
In response to the constant power negative impedance characteristics on the load side of a ship DC microgrid, leading to voltage oscillation issues in the DC bus, this paper proposes a control optimization method based on impedance reshaping using bus vo... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Ling Qu, Shuangxi Guo, Shengqi Zhou, Yuanzheng Lu, Mingquan Zhu, Xianrong Cen, Di Li, Wei Zhou, Tao Xu, Miao Sun and Rui Zeng    
The aim of this study is to better understand diffusive convection (DC) and its role in the upper ocean dynamic environment and sea ice melting in the Canada Basin. Based on a moored dataset with 6737 profiles collected from August 2003 to August 2011 in... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Qinsheng Yun, Xiangjun Wang, Shenghan Wang, Wei Zhuang and Wanlu Zhu    
This paper investigates the small-signal stability of a DC shipboard power system (SPS) with the integration of a supercapacitor. As an efficient energy storage solution, supercapacitors can not only provide rapid energy response to sudden power demand s... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Hussein Zolfaghari, Hossein Karimi, Amin Ramezani and Mohammadreza Davoodi    
DC microgrids play a crucial role in both industrial and residential applications. This study focuses on minimizing output voltage ripple in a DC microgrid, including power supply resources, a stochastic load, a ballast load, and a stabilizer. The solar ... ver más
Revista: Algorithms    Formato: Electrónico

 
en línea
Syed Safdar Hussain and Syed Sajjad Haider Zaidi    
This study introduces a novel predictive methodology for diagnosing and predicting gear problems in DC motors. Leveraging AdaBoost with weak classifiers and regressors, the diagnostic aspect categorizes the machine?s current operational state by analyzin... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Christian Bipongo Ndeke, Marco Adonis and Ali Almaktoof    
This paper presents an energy management strategy using a Stateflow controller related to DC microgrids with the important penetration of renewable energy. The increase in world electricity demand is one of the principal drivers of the exhaustion of foss... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Chang-Ming Liaw, Chen-Wei Yang and Pin-Hong Jhou    
This paper presents the development of an airport bipolar DC microgrid and its interconnected operations with the utility grid, electric vehicle (EV), and more electric aircraft (MEA). The microgrid DC-bus voltage is established by the main sources, phot... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
António Cardoso, Manuel Sousa Pereira, José Carlos Sá, Daryl John Powell, Silvia Faria and Miguel Magalhães    
This study aimed to understand the impact of digital culture on companies? knowledge and constant commitment to digital transformation, as well as its impact on organizations as a whole. Secondly, it aimed to explore the impact of digital technology adop... ver más
Revista: Administrative Sciences    Formato: Electrónico

 
en línea
Farid Saemi and Moble Benedict    
Minimizing electric losses is critical to the success of battery-powered small unmanned aerial systems (SUASs) that weigh less than 25 kgf (55 lb). Losses increase energy and battery weight requirements which hinder the vehicle?s range and endurance. How... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Minghang Duan, Jiandong Duan, Quntao An and Li Sun    
State-of-charge balance is vital for allowing multiple energy storage units (ESUs) to make the most of stored energy and ensure safe operation. Concerning scenarios wherein boost converters are used as the interfaces between ESUs and loads, this paper pr... ver más
Revista: Applied Sciences    Formato: Electrónico

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