Results 21 to 30 of about 4,184,316 (250)

Speed Optimization of Container Ship Considering Route Segmentation and Weather Data Loading: Turning Point-Time Segmentation Method

Journal of Marine Science and Engineering, 2022
As one of the ship energy efficiency optimization measures with the most energy saving and emission reduction potential, ship speed optimization has been recommended by the International Maritime Organization.
Xiaohe Li, Baozhi Sun, Jianhai Jin, Jun Ding   +3 more
doaj   +1 more source

Rotor integrity design for a high-speed modular air-cored axial-flux permanent-magnet generator [PDF]

, 2011
The rotor integrity design for a high-speed modular air-cored axial-flux permanent-magnet (AFPM) generator is presented. The main focus is on the mechanical parametric optimization of the rotor, which becomes a more dominating design issue over ...
Luk, Patrick Chi-Kwong, El-Hasan, T. S., P. C. K. Luk, Fei, Wei-Zhong, W. Fei, T. S. El-Hasan   +5 more
core   +1 more source

Tip Speed Ratio Optimization: More Energy Production with Reduced Rotor Speed

Wind, 2022
A wind turbine’s tip speed ratio (TSR) is the linear speed of the blade’s tip, normalized by the incoming wind speed. For a given blade profile, there is a TSR that maximizes the turbine’s efficiency. The industry’s current practice is to impose the same
Amir Hosseini, Daniel Trevor Cannon, Ahmad Vasel-Be-Hagh   +2 more
doaj   +1 more source

Ship Speed Optimization Method in Canal Environments Considering Waiting Times for Crossing Locks

Journal of Marine Science and Engineering
The shipping industry faces a pressing challenge with carbon emissions, prompting a focus on speed optimization for energy conservation and emission reduction.
Wen Xie, Sudong Xu, Nini Zhang, Jun Liu, Kai Yin, Liuyan Mao   +5 more
doaj   +1 more source

Modeling and Solution Algorithm for Green Lock Scheduling Problem on Inland Waterways

Mathematics
Inland navigation serves as a vital component of transportation, boasting benefits such as ample capacity and minimal energy consumption. However, it also poses challenges related to achieving navigation efficiency and environmental friendliness.
Ziyun Wu, Bin Ji, Samson S. Yu
doaj   +1 more source

Fast Deep Neural Networks With Knowledge Guided Training and Predicted Regions of Interests for Real-Time Video Object Detection

IEEE Access, 2018
It has been recognized that deeper and wider neural networks are continuously advancing the state-of-the-art performance of various computer vision and machine learning tasks.
Wenming Cao, Jianhe Yuan, Zhihai He, Zhi Zhang, Zhiquan He   +4 more
doaj   +1 more source

Optimization of Sailing Speed for Inland Electric Ships Based on an Improved Multi-Objective Particle Swarm Optimization (MOPSO) Algorithm

Journal of Marine Science and Engineering
Sailing speed is a critical factor affecting the ship’s energy consumption and operating costs for a voyage. Inland waterways present a complex navigation environment due to their narrow channels, numerous curved segments, and significant variations in ...
Kang Zhang , Chenguang Liu , Zhibo He , Huimin Chen , Qian Xiang , Xiumin Chu    +5 more
doaj   +1 more source

An application of augmented Lagrangian differential evolution algorithm for optimizing the speed of inland ships sailing on the Yangtze River

International Journal of Naval Architecture and Ocean Engineering, 2022
As an effective way to achieve energy conservation and emission reduction, the speed optimization of inland ships has received increasing attention. In this study, a modeling method for the speed optimization of inland ships sailing on the Yangtze River ...
Longhui Zhang, Xiuyan Peng, Zhengfeng Liu, Naxin Wei, Fei Wang   +4 more
doaj   +1 more source

Central Nervous System Tumors Among Infants in Canada: A Report From CYP‐C

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) tumors in infants are rare, pose unique clinical challenges, and lack large‐scale evidence‐based data to guide management. This study seeks to describe CNS tumors in Canadian infants and to compare their outcomes with those of older children.
Samuel Sassine, Hallie Coltin, Sylvia Cheng, Lucie Lafay‐Cousin, Vanan Issai Magimairajan, Craig Erker, Stéphanie Vairy, Lynette Bowes, Adam Fleming, Donna Johnston, Sarah McKillop, Roona Sinha, Julie Bennett, Christina Coleman, Laura Wheaton, Shayna Zelcer, Samuele Renzi, Thai Hoa Tran   +17 more
wiley   +1 more source

Surrogate Based Optimization of Aerodynamic Noise for Streamlined Shape of High Speed Trains

, 2017
Aerodynamic noise increases with the sixth power of the running speed. As the speed increases aerodynamic noise becomes predominant and begins to be the main noise source at a certain high speed.
孙振旭, 杨国伟, Zhang Y, Sun, ZX (reprint author), Chinese Acad Sci, Inst Mech, Key Lab Mech Fluid Solid Coupling Syst, Beijing 100190, Peoples R China., Guowei Yang, Ye Zhang, Zhenxu Sun   +6 more
core   +1 more source