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Jingjing Fang, Yining Wang, Peng Jiang, Qin Ju, Chao Zhou, Yiran Lu, Pei Gao and Bo Sun
Various methods have been developed to estimate daily crop coefficients, but their performance varies. In this paper, a comprehensive evaluation was conducted to estimate the crop coefficient of winter wheat in four growth stages based on the observed da...
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Milica Jovanoska Mitrevska, Viktor Mickovski, Todorka Samardzioska and Gino Iannace
Polyurethane foam (PUF) is an exceptionally adaptable product that has a variety of applications?it can be found almost everywhere. Due to such high utilization, the amount of polyurethane foam waste generated each year is growing over time. Rebonding po...
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Huang Huang, Mingming Yang and Dingxi Wang
Flutter was encountered at part speeds in a scaled wide chord fan blisk designed for a civil aeroengine during a rig test when the fan bypass flow was throttled toward its stall boundary. Analysis of the blade tip timing measurement data revealed that th...
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Irina Stefanovic, Ratko Ristic, Nada Dragovic, Milutin Stefanovic, Nada ?ivanovic and Jelena Cotric
The aim of this research was to analyze the impact of implemented erosion control works (ECW) on soil erosion intensity in the watershed of the Celije reservoir (Rasina River) in the period between 1968 and 2022. The Erosion Potential Method was used to ...
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Zhiqiang Han, Gang Xie, Yongjun Zhou, Yajuan Zhuo, Yelu Wang and Lin Shen
To overcome the limitations of using time interval division to calculate the bridge impact coefficient (IM), a sieving method has been proposed. This method employs multiple sieves on bridge time?history curve samples to ultimately obtain the bridge impa...
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Wei-Wei Ding, Wan-Zhen Yue, Song-Wei Sheng, Jing-Ping Wu and Zao-Jian Zou
The Bragg reflection of water waves by multiple vertical thin plates is investigated numerically and experimentally. The problem of surface gravity wave interaction with multiple vertical thin plates is formulated mathematically under the assumption of l...
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Wenbo Ma, Tianwen Bai, Yuyang Li, Heng Zhang and Wei Zhu
For a typical pipeline-lifting deep-sea mining system, marine mining pipelines have higher requirements for steel welding. After the pipeline steel is welded, a large amount of residual stress will be generated inside the component because the heat treat...
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Weixin Zhou, Yao Zhao, Hua Yuan, Jingxi Liu and Xiaoqiang Wang
The pressure distribution of a misaligned elastomeric journal bearing is crucial for analyzing the uneven excessive wearing of the propulsion shaft bearing. However, analysis of the misaligned bearing is usually mainly based on the finite element method ...
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Haofang Yan, Song Huang, Jianyun Zhang, Chuan Zhang, Guoqing Wang, Lanlan Li, Shuang Zhao, Mi Li and Baoshan Zhao
Determination of evaporation (E) and transpiration (T) in tea fields separately is important in developing precise irrigation scheduling and enhancing water use efficiency. In this study, the Shuttleworth?Wallace (S-W) model was applied to simulate the v...
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Meng Li, Ronghao Chu, Xiuzhu Sha, Abu Reza Md. Towfiqul Islam, Yuelin Jiang and Shuanghe Shen
Reference evapotranspiration (ET0) is essential for agricultural production and crop water management. The recent climate change affecting the spatiotemporal variation of ET0 in eastern China continues to still be less understood. For this purpose, the l...
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Jinhua Xu, Shaohua Liu, Huaqiu Zhou, Rikai Zhang, Bo Wang, Yikang Xu and Wangping Qian
The vehicle-mounted transient electromagnetic method (VMTEM) has been proposed to detect tunnel internal defects in operational tunnels based on the ideal space state. However, the space environment of tunnel surrounding rock is different compared with c...
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Peng Yu, Xuefeng Huang, Youping Gong and Shengji Li
The automatic opening of an ampoule bottle is key to making the operation of the sterility inspection automatic. During the automatic opening, the fracture characteristics on the neck of ampoule bottle need to be deeply understood to avoid the contaminat...
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Xiaona Zhang, Yan Sun and Gang Mei
The discrete element method (DEM) is commonly employed to analyze the deformations and failures of jointed rock slopes. However, when the iterative calculation process of the DEM modeling should be terminated is still unclear. To solve the above problem,...
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Xinghong Jiang, Qing Lang, Qiang Jing, Hui Wang, Juntao Chen and Qing Ai
This improved wavelet threshold denoising method can select the optimal wavelet basis, decomposition layer and threshold in an objective way, which has potential application for the data cleaning of structural health monitoring data of critical infrastru...
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Chan-Woong Choi, Ki-Weon Kang and Ji-Won Jin
This study identified the governing variables affecting the effective properties of the representative volume element (RVE) of nanocomposites consisting of unidirectionally aligned carbon nanotubes (CNTs) and determined the mechanism through which they a...
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Ekachai Asa and Yoshio Yamamoto
This research presents an automatic flight control system whose advantage is its ease of modification or maintenance while still effectively meeting the system?s performance requirement. This research proposes a mixed servo state-feedback system for cont...
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Álvaro José Back,Maria Laura Guimarães Rodrigues
Temporal rainfall distribution is an important information for the preparation of the design hyetograph, directly influencing peak flow. This study analyzes the temporal rainfall distribution of Florianópolis city. We used rainfall data from 1986 to 2012...
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Junli Xu, Yuling Nie, Kai Ma, Wenqi Shi and Xianqing Lv
The wind stress drag coefficient plays an important role in storm surge models. This study reveals the influences of wind stress drag coefficients, which are given in form of formulas and inverted by the data assimilation method, on the storm surge level...
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Maxim Svyta, Natalia Zaschepkina
Pág. 148 - 156
The subject of this research is pressure tubes, which serve as sensors for instruments measuring the velocity and flow rate of gases by the pneumometric method. The purpose of the work is to improve the method of determining the coefficients of pressure ...
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Linlin Liu, Mingmei Jiang, Juanjuan Yin, Wenfeng Guo and Tifeng Jiao
Perovskite-type was synthesized by two methods, the combustion method and conventional solid state reaction (SSR) method. The effect of synthesis methods on sinterability and physical properties of the ceramic were investigated. The results show that the...
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