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Siyuan Liu, Qi Shao, Wei Li, Guijun Han, Kangzhuang Liang, Yantian Gong, Ru Wang, Hanyu Liu and Song Hu
Conditional nonlinear optimal perturbation (CNOP) represents the initial perturbation that satisfies a certain physical constraint condition, and leads to a maximum prediction error at the moment of prediction. The CNOP method is a useful tool in studyin...
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Sungbae Ahn and Jinhwan Koh
Obtaining Radar Cross Section (RCS) data, one of the essential parameters for aircraft design, generally takes a lot of time and cost. Measurement time and accuracy of measurement results may be affected depending on the RCS measurement method and enviro...
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Xianfeng Tan, Bingzhong Song, Huaizhi Bo, Yunwei Li, Meng Wang and Guohong Lu
Underground coal mining-induced ground subsidence (or major ground vertical settlement) is a major concern to the mining industry, government and people affected. Based on the probability integral method, this paper presents a new ground subsidence predi...
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Weihan Huang, Ke Gao and Yu Feng
Predicting earthquakes through reasonable methods can significantly reduce the damage caused by secondary disasters such as tsunamis. Recently, machine learning (ML) approaches have been employed to predict laboratory earthquakes using stick-slip dynamic...
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Andreas Wurzinger, Florian Kraxberger, Paul Maurerlehner, Bernhard Mayr-Mittermüller, Peter Rucz, Harald Sima, Manfred Kaltenbacher and Stefan Schoder
Acoustic emissions play a major role in the usability of many product categories. Therefore, mitigating the emitted sound directly at the source is paramount to improve usability and customer satisfaction. To reliably predict acoustic emissions, numerica...
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Haipeng Lin, Xuefeng Song, Fei Dai, Fengwei Zhang, Qiang Xie and Huhu Chen
Hardness is a critical mechanical property of grains. Accurate predictions of grain hardness play a crucial role in improving grain milling efficiency, reducing grain breakage during transportation, and selecting high-quality crops. In this study, we dev...
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Ali Khosravani, Jacky M. A. Desbiolles, Chris Saunders, Mustafa Ucgul and John M. Fielke
Disc seeders are commonly used in no-till farming systems, and their performance evaluation generally rely on expensive and time-consuming field experiments. Mathematical models can help speed up force-related evaluations and improve the understanding of...
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Ali Khosravani, Jacky M. A. Desbiolles, John M. Fielke, Mustafa Ucgul and Chris Saunders
There is a rising interest amongst Australian farmers to use disc seeders due to their ability to operate in high residue conditions and at higher speeds, commonly in the range of 12 to 15 km h-1. This paper reports on developing an analytical and discre...
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Yanling Wu and Xiaoqin Yan
In this study, we investigate the changes in the multiyear predictability of the Pacific decadal oscillation (PDO) since 1900. A newly developed method, the model-analog method, is used to hindcast the PDO from 1900 to 2015. Model-analog hindcast provide...
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Yupeng Yuan, Xiaoyu Wang, Liang Tong, Rui Yang and Boyang Shen
Various measures have been taken to improve ship energy efficiency while decreasing CO2 emissions. In this work, the navigation environment between Wuhan and Shanghai in China has been classified based on an improved K-means algorithm in order to realize...
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Haisu Sun, Xuan Ni, Yuxin Zhang, Kang Chen and Baoyu Ni
Ship resistance increases significantly when navigating a brash ice channel. In this study, the numerical method is applied to predict the full-scale ship resistance of bulk carriers in brash ice channels. The viscous flow computational fluid dynamics (C...
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Ziyang Hao, Jingchao Xie, Xiaojing Zhang and Jiaping Liu
This study provides a reference for estimating the building envelope thermal performance at the initial stage of design for nearly zero-energy buildings in different climate zones. A simplified model of heat load prediction, which combines the quasi-stea...
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Bo Liu, Chengmeng Shao, Ningning Wang and Dingwen Zhang
Based on the statistics of 42 case histories, 732 finite element numerical simulations are conducted to determine the scope of the influenced zone of deep excavation under different conditions of excavation depth (He) and the maximum retaining wall defle...
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Yongzhou Li, Di Sun, Zejun Wu and Kunyuan Zhang
With the development of combined cycle engines, it is urgent to estimate more quickly and accurately the flow capture capacity and starting performance of variable geometry inlets over a wide Mach number range. Based on the flow field and parameter fitti...
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Mingyu Duan, Lefei Shao, Qibai Huang, Chenlin Wang, Xuefeng Li and Yizhe Huang
Prediction of rock fracturing capacity demands particular requirements for the exploitation of mineral resources, especially for the parameter design of conical pick performance for hard rock fragmentation, which must take into account differences in roc...
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Sevda Mozaffari, Erfan Amini, Hossein Mehdipour and Mehdi Neshat
The significance of spillways is to allow the flood to be safely discharged from downstream. There is a strong correlation between the poor design of spillways and the failures of dams. In order to address this concern, the present study investigates the...
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Wei Liu, Yanbin Yang, Qiaoyun Luo, Xufeng Zeng, Chuxin Chen, Junfeng Zhu, Weishan Lin, Hongbin Chen, Weiwei Huo, Mengxiao He, Yuping Jin and Jiangyu Xu
Ports play a vital role in the development of cities. In order to study the contribution of seaports to the urban economy, this paper uses the input?output method and multiplier theory to calculate the direct, indirect, and ripple economic contribution o...
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Michael Lo, Saravanan Karuppanan and Mark Ovinis
Most of the standards available for the assessment of the failure pressure of corroded pipelines are limited in their ability to assess complex loadings, and their estimations are conservative. To overcome this research gap, this study employed an artifi...
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Haodong Shang, Chengsheng Zhan and Zuyuan Liu
The typical maneuvering of a ship can reflect its maneuvering characteristics, which are closely related to the safety and economy of its navigation. The accurate prediction of a ship?s maneuvering characteristics is essential for its preliminary design....
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Midori Kusaka, Kimihiro Sakagami and Takeshi Okuzono
Micro-perforated panels (MPPs) are one of the most promising alternatives to conventional porous sound-absorbing materials. Traditionally, the theory of the sound absorption properties of MPPs is based on the assumption that MPPs are a homogeneous materi...
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