2.525   Artículos

 
en línea
Beny Tzarfati     Pág. 19 - 25
Inequality in the distribution of income in the population is an important economic indicator. Today, economic inequality receives considerable attention due to the book of Thomas Piketty Capital in the 21st Century. The tremendous media coverage of the ... ver más
Revista: Research Papers in Economics and Finance    Formato: Electrónico

 
en línea
José Luis da Silva Pinho,António Pereira,Rolando Faria     Pág. 69 - 82
Os sistemas de previsão e alerta utilizados na gestão de recursos hídricos e operação de sistemas de drenagem tiveram desenvolvimentos significativos nos últimos anos. Esses desenvolvimentos resultaram da disponibilidade de informações meteorológicas em ... ver más
Revista: Revista Eletrônica de Gestão e Tecnologias Ambientais    Formato: Electrónico

 
en línea
Dongdong Jia, Wenzhong Guo, Lichun Wang, Wengang Zheng and Guohua Gao    
In the plant factories using stereoscopic cultivation systems, the cultivation plate transport equipment is an essential component of production. However, there are problems, such as high labor intensity, low levels of automation, and poor versatility of... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
Qiang Cheng, Yong Cao, Zhifeng Liu, Lingli Cui, Tao Zhang and Lei Xu    
The computer numerically controlled (CNC) system is the key functional component of CNC machine tool control systems, and the servo drive system is an important part of CNC systems. The complex working environment will lead to frequent failure of servo d... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Jinghua Li, Yidong Chen, Lei Zhou, Ruipu Dong, Wenhao Yin, Wenhao Huang and Fan Zhang    
In the context of increasingly competitive shipbuilding, the flexible multi-level picking system, composed of high-rise shelves, Automated Guided Vehicles (AGVs), and picking stations, has been of gradual interest because of its advantages in operation e... 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
Qi Zhu, Su-Mei Wang and Yi-Qing Ni    
Maglev transportation is a highly promising form of transportation for the future, primarily due to its friction-free operation, exceptional comfort, and low risk of derailment. Unlike conventional transportation systems, maglev trains operate with no me... ver más
Revista: Buildings    Formato: Electrónico

 
en línea
Kristian Balzer and David Watts    
Modern electrical power systems integrate renewable generation, with solar generation being one of the pioneers worldwide. In Latin America, the greatest potential and development of solar generation is found in Chile through the National Electric System... ver más
Revista: Applied System Innovation    Formato: Electrónico

 
en línea
Juan Luis Pérez-Ruiz, Yu Tang, Igor Loboda and Luis Angel Miró-Zárate    
In the field of aircraft engine diagnostics, many advanced algorithms have been proposed over the last few years. However, there is still wide room for improvement, especially in the development of more integrated and complete engine health management sy... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Binbin Yue, Zhigang Zhang, Wenyu Zhang, Xiwen Luo, Guocheng Zhang, Haixiang Huang, Xinluo Wu, Kaiyuan Bao and Mingda Peng    
In order to enhance the efficiency of agricultural machinery in orchard rows and minimize harm to personnel caused by pesticide spraying, this study developed a GNSS-based (Global Navigation Satellite System) automatic navigation driving system for track... ver más
Revista: Agronomy    Formato: Electrónico

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