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Liming Zhang, Xingyu Zhou, Jijia Sun, Peiyin Jiang, Zhihao Lu and Cheng Cheng
The stimulated reservoir volume (SRV) technology extends conventional fracturing technology. Understanding how to effectively and accurately determine modified fracture shape and volume is the key point to evaluating the stimulation effect. Using electro...
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Xianrui Hou and Xingyu Zhou
In order to simulate or control the coupled heave?pitch motion of ships in waves as realistically as possible, an appropriate mathematical model must be established in advance. In this paper, a nonparametric identification method, based on a combination ...
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Xingyu Zhou, Feida Jia and Xiangyu Li
Long-term configuration stability is essential for a space-based gravitational-wave observatory, which can be affected by orbit insertion errors. This paper investigated the stability of a geocentric gravitational-wave observatory from the view of the co...
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Xingyu Zhou, Tong Qin and Linzhi Meng
This paper proposed a polynomial representation-based method for orbit determination (OD) of spacecraft with the unknown maneuver. Different from the conventional maneuvering OD approaches that rely on specific orbit dynamic equation, the proposed method...
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Yan Luo, Tong Qin and Xingyu Zhou
Cooperative orbit determination (OD) using inter-spacecraft optical measurements is an important technology for space constellation missions. In this paper, the observability of a two-spacecraft cooperative OD system is investigated. The influence of geo...
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Xingyu Liu, Chao Yan, Han Zhou, Yuan Chang, Xiaojia Xiang and Dengqing Tang
Flocking navigation and obstacle avoidance in complex environments remain challenging for multiple unmanned aerial vehicle (multi-UAV) systems, especially when only one UAV (termed as information UAV) knows the predetermined path and the communication ra...
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Zongping Chen, Ji Zhou, Zhibin Li, Xinyue Wang and Xingyu Zhou
The application of recycled aggregate concrete (RAC) in concrete filled steel tubular (CFST) structures can eliminate the deterioration of concrete performance caused by the original defects of the recycled aggregate, which also provides an effective way...
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