134   Artículos

 
en línea
Guoqiang Zhang, Irfan Ahmed Khan, Amil Daraz, Abdul Basit and Muhammad Irshad Khan    
In seaports, low-carbon energy systems and energy efficiency have become increasingly important as a result of the evolution of environmental and climate change challenges. In order to ensure the continued success of seaports, technological advancements ... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Ke Chen, Bo Xiao, Chunyang Wang, Xuelian Liu, Shuning Liang and Xu Zhang    
In today?s automation control systems, the PID controller, as a core technology, is widely used to maintain the system output near the set value. However, in some complex control environments, such as the application of ball screw-driven rotating motors,... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Farhad Amiri, Mohsen Eskandari and Mohammad Hassan Moradi    
The penetration of intermittent wind turbines in power systems imposes challenges to frequency stability. In this light, a new control method is presented in this paper by proposing a modified fractional order proportional integral derivative (FOPID) con... ver más
Revista: Algorithms    Formato: Electrónico

 
en línea
Xuan Zhou, Yang Zheng, Bo Xu, Wushuang Liu, Yidong Zou and Jinbao Chen    
Speed governing control is significant in ensuring the stable operation of pumped storage units. In this study, a state-space equation mathematical model of the pumped storage governing system considering the complex hydraulic pipeline structure of the p... ver más
Revista: Water    Formato: Electrónico

 
en línea
Ahsan Tanveer and Sarvat Mushtaq Ahmad    
Pitch control of an unmanned aerial vehicle (UAV) using fluidic thrust vectoring (FTV) is a relatively novel technique requiring no moving control surfaces, such as elevators. In this paper, the authors? previous work on the characterization of a static ... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Jingfu Wang, Songtao Zhang, Jiahuan Cheng, Yunfei Li, Yan Shen and Zihao Wu    
As an essential transportation equipment for personnel to access offshore wind plants, the safety and stability of the turbine access system (TAS) have gained increasing significance. However, when sea conditions deteriorate, the end of the TAS will expe... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Songtao Zhang, Peng Zhao, Manhai Gui and Lihua Liang    
Among the commonly used ship-stabilizing devices, the fin stabilizer is the most effective. Since the lift force of the conventional fin stabilizer is proportional to the square of the incoming flow velocity, it has a better anti-rolling effect at higher... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Zhenguo Zhang, Quanfeng Guo, Jin He, Minyi Zhao, Zhenyu Xing, Chao Zeng, Han Lin and Quanyu Wang    
To improve the stubble avoidance rate of no-till wheat seeders under the environment of corn stubble, the side-shift stubble avoidance system was developed in the present study based on deviation-perception fusion technology. Firstly, the amount of imple... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
Chengqian Li, Jianguo Wu, Xiaoyong Pan, Hanjie Dou, Xueguan Zhao, Yuanyuan Gao, Shuo Yang and Changyuan Zhai    
Repeated and missed spraying are common problems during the working of boom sprayers, especially in the breakpoint continuous process. Therefore, the present study investigated a breakpoint continuous spraying system for automatic-guidance boom sprayers ... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
Bo Deng, Xuefeng Zhang, Cong Yin, Yuqin Luo and Hao Tang    
The thermal management of proton exchange membrane fuel cell systems plays a significant role in a stack?s lifetime, performance, and reliability. However, it is challenging to manage the thermal system precisely due to the multiple coupling relationship... ver más
Revista: Applied Sciences    Formato: Electrónico

« Anterior     Página: 1 de 8     Siguiente »