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Zhaoqi Qu, Xuejing Xia, Dan Liu, Huimin Dong, Tingliang Pan, Haojie Feng, Yanhong Lou, Hui Wang, Quangang Yang, Zhongchen Yang, Hong Pan and Yuping Zhuge
The excessive application of nitrogen fertilizer aggravated the loss of nitrogen in farmland and exerted detrimental effects on the soil and water environment. Examining the effects of N-(n-Butyl)thiophosphoric triamide (NBPT) and nitrification inhibitor...
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Xia Yu, Shihao Xiao, Tingxian Yan, Zhongping Chen, Quan Zhou, Yuzhuo Pan, Wenting Yang and Meijuan Lu
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Congju Zuo, Guodong Qin, Hongtao Pan, Liang Xia, Feng Wang, Pucheng Zhou, Xiaoyan Qin, Ning Shi, Leiji Lu, Ruijuan Zhao, Chenhui Wan, Guangnan Luo, Weihua Wang and Yong Cheng
The CFETR multi-purpose overload robot (CMOR) is a key subsystem of the remote handling system of the China fusion engineering test reactor (CFETR). This paper first establishes the kinematic and dynamic models of CMOR and analyzes the working process in...
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Xiuhua Song, Hong Li, Chao Chen, Huameng Xia, Zhiyang Zhang and Pan Tang
To overcome the problem of poor uniformity of solid-fertilizer-dissolving devices due to lag of fertilizer dissolution, a closed-loop control system based on fuzzy proportional-integral-derivative (PID) was designed and tested. A fertilizer concentration...
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Mingming Zhang, Pan Kong, Anping Hou, Aiguo Xia, Wei Tuo and Yongzhao Lv
In order to effectively identify the signs of instability in the aerodynamic system of an axial compressor, a wavelet singular spectral entropy algorithm incorporated within the wavelet transform, singular value decomposition and information entropy is p...
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Xin Xia, Yu-Ying Pan, Xiao-Lei Liu and Yong-Gang Jia
An electrode switching device (ESD) is one of the most important components of electrical resistivity tomography (ERT). It is a ligament and relay between a testing circuit and testing electrodes. Existing ESD uses a plane structure to realize the interc...
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Rui Dang, Liqiu Ma, Shengguo Zhou, Deng Pan and Bin Xia
Ultra-high molecular weight polythene (UHMWPE), with outstanding characteristics, is widely applied in modern industry, while it is also severely limited by its inherent shortcomings, which include low hardness, poor wear resistance, and easy wear. Imple...
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Yan Guo, Haoming Xia, Li Pan, Xiaoyang Zhao, Rumeng Li, Xiqing Bian, Ruimeng Wang and Chong Yu
Cropping intensity is a key indicator for evaluating grain production and intensive use of cropland. Timely and accurately monitoring of cropping intensity is of great significance for ensuring national food security and improving the level of national l...
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Wenhui Niu, Haoming Xia, Ruimeng Wang, Li Pan, Qingmin Meng, Yaochen Qin, Rumeng Li, Xiaoyang Zhao, Xiqing Bian and Wei Zhao
As the land use issue, caused by urban shrinkage in China, is becoming more and more prominent, research on urban shrinkage and expansion has become particularly challenging and urgent. Based on the points of interest (POI) data, this paper redefines the...
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Lianjie Zhang, Jishun Yan, Bo Zhao, Xia Lin, Peng Wang, Chi Zhang, Yonghai Yu and Pan Zhang
The Fudu Estuary Sandbar Lagoon is one of the most representative sandbar-lagoon landforms in China, and has undergone drastic evolution in recent years, accompanied by increased coastal engineering activities. The evolution process and its control facto...
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