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Claas Broecheler, Christian Thiel, Frank Ludwar, Andreas Rennings and Daniel Erni
Underwater electric potential (UEP) ship signatures are evaluated at a test site that provides only incoherent data from electric field sensors placed on the seabed. This paper shows how these data sets can be used to extract significant seabed parameter...
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Qingyu Zhu, Qingkai Han, Jinguo Liu and Changshuai Yu
In this paper, a finite element model updating (FEMU) method is proposed based on the response surface model (RSM) and genetic algorithm (GA) to establish a high-precision finite element (FE) model of space station scientific experiment racks. First, the...
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Xiangjun Yun, Jinrui Wu, Bo Xu, Shijie Lv, Le Zhang, Wenguang Zhang, Shixian Sun, Guixiang Liu, Yazhou Zu and Bin Liu
Due to climate change and global warming, the frequency of sandstorms in northern China is increasing. Stipa breviflora, a dominant species in Eurasian grasslands, can help prevent desertification from becoming more serious. Studies on S. breviflora cove...
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Guangchao Zhan, Lina Ma, Wangyuan Zong, Wei Liu, Dinglin Deng and Guodang Lian
The transmission characteristics of the vibration excitation of rape plants are of great significance to the study of the harvesting loss and threshing mechanism of rape during harvesting. Aiming to examine the problem that the existing vibration measure...
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Ahmad Shakeel, Florian Zander, Julia Gebert, Claire Chassagne and Alex Kirichek
The presence of clay-organic flocs in cohesive mud results in a complex rheological behavior of mud, including viscoelasticity, shear-thinning, thixotropy and two-step yielding. In this study, the effect of microbial degradation of organic matter on the ...
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Waqas Haroon, Naveed Ahmad and Nuha Mashaan
Nano-technology has played a vital role in upgrading the durability and sustainability of asphalt pavements during the last decade. Conventional bitumen does not provide adequate performance against permanent deformation in severe weather conditions. Qua...
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Hangyu Zhao, Yeping Lai, Yuhao Wang and Hao Zhou
The frequency-modulated interrupted continuous waveform (FMICW) has been widely used in remotely sensing sea surface states by high-frequency ground wave radar (HFGWR). However, the radar cross section model of the sea surface for this waveform has not y...
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Heye Xiao, Chizhen Xu, Ruobing Wang, Peixun Yu, Jie Zhou and Junqiang Bai
Rubber isolators are usually used to protect high-precision equipment of autonomous underwater vehicles (AUVs), avoiding damage from overlarge dynamic excitation. Considering the nonlinear properties of the rubber material, the nonlinear behavior of rubb...
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Eric Villeneuve, Christophe Volat and Sebastian Ghinet
The objective of this research project is divided in four parts: (1) to design a piezoelectric actuator based de-icing system integrated to a flat plate experimental setup, develop a numerical model of the system and validate experimentally; (2) use the ...
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Tongsheng Wang, Tiezhi Sun, Cong Wang, Chang Xu and Yingjie Wei
Microbubble drag reduction has good application prospects. It operates by injecting a large number of bubbles with tiny diameters into a turbulent boundary layer. However, its mechanism is not yet fully understood. In this paper, the mechanisms of microb...
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