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Yaru Guo, Tian-Chyi Jim Yeh and Yonghong Hao
Karst aquifers are prominent sources of water worldwide; they store large amounts of water and are known for their beautiful springs. However, extensive groundwater development and climate variation has resulted in a decline in the flow of most karst spr...
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Hao Sun, Zile Jia, Meng Zhao, Jiayuan Tian, Dan Liu and Yifei Wang
The current lack of a high-precision, real-time model applicable to the control optimization process of heat exchange systems, especially the difficulty in determining the overall heat transfer coefficient K of heat exchanger operating parameters in real...
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Wenwen Liang, Lingye Leng, Hao Tian, Xiao Tian and Caihong Zhang
Clarifying the origins of fractures and adopting acceptable repair plans are crucial for the design, maintenance, and safe operation of concrete gravity dams. In this research, numerical simulation is largely utilized to investigate the reasons for fract...
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Xiaozhou Wu, Hao Gao, Mingming Zhao, Jie Gao, Zhen Tian and Xiangli Li
A ceiling cooling system integrated with a mechanical ventilation system has been widely used in modern buildings with large sensible cooling loads due to the high thermal comfort level and large energy efficiency. However, there is a lack of systematic ...
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Xinfeng Wang, Qiao Zhang, Wengang Liu, Youyu Wei, Tian Jiang and Fuxu Hao
In order to explore the fracture law and structural evolution characteristics of overlying strata in deep high-stress mining, according to the geometric characteristics and mechanical causes of overlying strata in different mining stages of the stope, fo...
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Hao Tian, Tiantian Yi and Yongjun Gong
The prompt removal of ice is crucial to the safe operation of maritime equipment. However, traditional deicing approaches such as steam jets or manual tools are costly in terms of energy consumption and human labor. If the ice interfacial strength can be...
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Fengrui Zhang, Dayong Ning, Jiaoyi Hou, Hongwei Du, Hao Tian, Kang Zhang and Yongjun Gong
Efficiently salvaging shipwrecks is of the utmost importance for safeguarding shipping safety and preserving the marine ecosystem. However, traditional methods find it difficult to salvage shipwrecks in deep water. This article presents a novel salvage t...
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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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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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Chaoli Tang, Dewei Hao, Yuanyuan Wei, Fangzheng Zhu, Xin Wu and Xiaomin Tian
To comprehensively explore the characteristics of global SST anomalies, a novel time?frequency combination method, based on the COBE data and NCEP/NCAR reanalysis products in the past 100 years, was developed. From the view of the time domain, the global...
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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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Yahui Li, Jing Zhang, Zhenghang Hao and Peng Tian
The controller of a three-phase grid-connected inverter is studied and improved, which provides support for the independent control of power and the design of the controller.
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Hao Zhou, Yong Chen and Ruoying Tian
Land-use conflict (LUC) is a major problem of land management in the context of rapid urbanization. Conflict identification plays an important role in the development and protection of land space. Considering the possibility of, exposure to, and negative...
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Yaolin Lin, Luqi Zhao, Xiaohong Liu, Wei Yang, Xiaoli Hao and Lin Tian
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Haigang Tian, Tianyi Hao, Chao Liu, Han Cao and Xiaobiao Shan
Current wind tunnels possess a large space volume and high manufacturing cost, which are not suitable for investigating micro energy harvesters. This paper aims to design and fabricate a small, portable and low-speed wind tunnel for energy harvesting. A ...
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Wu Hao, Jiao Menglin, Tian Guohui, Ma Qing and Liu Guoliang
Aiming to solve the problem of environmental information being difficult to characterize when an intelligent service is used, knowledge graphs are used to express environmental information when performing intelligent services. Here, we specially design a...
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Bo Lu, Ruohan Cao, Luyao Tian, Hao Wang and Yueming Lu
The integrated air-ground multi-domain network provides users with a set of shared infrastructures. Security policies can be defined flexibly in the context of multi-domain network semantics. The packet filter module in the security gateway can run effic...
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Md. Anisuzzaman Siddique, Hao Tian, Mahboob Qaosar and Yasuhiko Morimoto
The skyline query and its variant queries are useful functions in the early stages of a knowledge-discovery processes. The skyline query and its variant queries select a set of important objects, which are better than other common objects in the dataset....
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Lijun Duan, Hao Tian and Kun Liu
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