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Hui Cai, Hui Wang, Mengqiu Li, Shiqi Shen, Yaojing Feng and Jian Zheng
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Hui Cai, Hui Wang, Mengqiu Li, Shiqi Shen and Yaojing Feng
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Hui Luo, Lianming Cai and Chenbiao Li
As the operational time of the railway increases, rail surfaces undergo irreversible defects. Once the defects occur, it is easy for them to develop rapidly, which seriously threatens the safe operation of trains. Therefore, the accurate and rapid detect...
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Hui Luo, Jiamin Li, Lianming Cai and Mingquan Wu
Automatic pavement crack detection is crucial for reducing road maintenance costs and ensuring transportation safety. Although convolutional neural networks (CNNs) have been widely used in automatic pavement crack detection, they cannot adequately model ...
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Tianfang Wei, Guobiao Cai, Hui Tian, Yuanjun Zhang, Chengen Li and Xiangyu Meng
This study investigated reconstruction techniques for building the instantaneous fuel regression rate of the hybrid rocket motor (HRM). Specifically, an experiment in a laboratory 500 N-class hybrid rocket motor with single-port wagon wheel fuel grain, o...
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Pai Peng, Hui Du, Gang Wei, Shaodong Wang, Pu Xuan, Shuqun Cai and Jieshuo Xie
An experimental investigation of the vertical structure characteristics of internal solitary waves (ISWs) was systematically carried out in a large gravitationally stratified fluid flume. Four different stratifications were established, and basic element...
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Hui Tian, Xianzhu Jiang, Yudong Lu, Yu Liang, Hao Zhu and Guobiao Cai
A novel fuel grain configuration comprising two star-segmented grains is proposed. The effect of the rotation, mid-chamber length, and segmented position on the fuel regression rate and the combustion efficiency in hybrid rocket motors with star-segmente...
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Hui Tian, Xiangyu Meng, Hao Zhu, Chengen Li, Lingfei He and Guobiao Cai
The addition of aluminum (Al) to the fuel is an effective way to increase the regression rate of hybrid rocket motors (HRMs). Due to its high regression rate, the impact of the regression of combustion surface on the performance of HRMs cannot be ignored...
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Pengcheng Wang, Weile Xu, Hao Zhu, Hui Tian and Guobiao Cai
Analytical target cascading (ATC) is a method for coordinating hierarchical system design optimization with a decomposition-based framework. Since a launch vehicle (LV) is usually powered by two or more stages of rocket motors, the overall design of the ...
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Hongfei Cao, Zhao Liang, Xi Peng, Xin Cai, Kewei Wang, Hui Wang and Zhongda Lyu
Excessive emissions of carbon dioxide can lead to greenhouse effect thus destroying the ecological balance. Therefore, effective measures need to be taken to reduce the emission of carbon dioxide. In this study, the influence of carbon dioxide curing on ...
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Junxia Cai, Hui Li, Zhiwu Li and Qingfu Li
(1) Background: Because of the unique advantages of asphalt pavements, they occupy a large part of the road system in China and worldwide. The construction of asphalt pavements has provided the necessary conditions for the efficient and rapid development...
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Hui Tian, Zhongshuo Wang, Hao Zhu, Yudong Lu, Jingfei Gao and Guobiao Cai
Catalytic hybrid rocket motors using hydrogen peroxide (HP) are easy and efficient to achieve multiple starts and stops, and hydroxyl-terminated polybutadiene (HTPB) grains are commonly used due to their excellent mechanical properties. The low regressio...
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Hui Cai, Junli Zhang, Jingqiu Yu and Zheren Zhang
DC short-circuit faults are one of the challenges for modular multilevel converter (MMC) based DC grid. It is vital for proper design of protection system to estimate the fault currents and voltages. The existing calculation methods based on RLC equivale...
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Xinghua Qi, Ying Zhao, Ningning Cai, Jian Guan, Zeji Liu, Zhiyong Liu, Hui Feng and Yun Zhang
Branching is an important agronomic trait that is conducive to plant architecture and yield in flowering Chinese cabbage. Plant branching is regulated by a complex network mediated by hormones; gibberellin (GA) is one of the important hormones which is i...
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Dongbo Cai, Shaoqiang Chai, Mingzhuan Wei, Hui Wu, Nan Shen, Yin Zhou, Yanchao Ding, Kaixin Hu and Xingyi Hu
The current expansion of building structures has created a demand for efficient and smart surface quality evaluation at the acceptance phase. However, the conventional approach mainly relies on manual work, which is labor-intensive, time-consuming, and u...
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Lulu Cai, Qian Tian, Qingqing Meng, Xiaoyang Bao, Peidong Xu, Ji Liu, Wenjun Zhao and Hui Wang
Stewart?s vascular wilt and leaf blight of sweet corn is caused by the Gram-negative enteric bacterium Pantoea stewartii subsp. stewartii. Stewart?s wilt results in substantial yield losses worldwide warranting rapid and accurate disease diagnosis. Recom...
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Zhang-Cai Yin, Zhang-Hao-Nan Jin, Shen Ying, Hui Liu, San-Juan Li and Jia-Qiang Xiao
Probabilistic time geography uses a fixed distance threshold for the definition of the encounter events of moving objects. However, because of the distance-decay effect, different distances within the fixed threshold ensure that the encounter events do n...
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Fu Cai, Yushu Zhang, Huiqing Ming, Na Mi, Shujie Zhang, Hui Zhang, Yanbing Xie and Xianli Zhao
Roots are an important water transport pathway between soil and plant. Root water uptake (RWU) plays a key role in water and heat exchange between plants and the atmosphere. Inaccurate RWU schemes in land surface models are one crucial reason for decreas...
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Fu Cai, Yushu Zhang, Huiqing Ming, Na Mi, Shujie Zhang, Hui Zhang, Yanbing Xie and Xianli Zhao
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Xiaolong Zhang, Tianyu Guan, Jihua Zhou, Wentao Cai, Nannan Gao, Hui Du, Lianhe Jiang, Liming Lai and Yuanrun Zheng
Groundwater is a major driving force for plant community distribution in arid areas worldwide. Although it is well known that groundwater has a significant impact on soil and vegetation, there is little information on how groundwater depth affects soil a...
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