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Huawei Sun, Anran Ju, Wentian Chang, Jingfei Liu, Jiayi Liu and Hanbing Sun
Assessing the safety of amphibious aircraft hinges significantly on two key factors: wave-added resistance and motion stability during takeoff and landing on water surfaces. To tackle this, we employed the Reynolds-averaged Navier?Stokes (RANS) equations...
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Jinho Son, Yeongsu Kim, Seokho Kang and Yushin Ha
Hydrogen tractors are being developed, necessitating consideration of the variation in the center of gravity depending on the arrangement of components such as power packs and cooling modules that replace traditional engines. This study analyzes the effe...
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Xiaowen Chen, Naiang Wang, Simin Peng, Nan Meng and Haoyun Lv
Notwithstanding the overall improvement in the ecological condition of the Qilian Mountains, there are localized occurrences of grassland degradation, desertification, and salinization. Moreover, timely and accurate acquisition of desertification informa...
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Sebastian Kottmeier, Philipp Wittje, Sabine Klinkner, Olaf Essmann, Birgit Suhr, Jan-Luca Kirchler and Tra-Mi Ho
In order to reduce the costs of integration and verification processes and to optimize the assembly, integration and verification (AIV) flow in the prototype development of small- and medium-sized spacecrafts, an industrial six-axis robot was used as a u...
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Ivan Kostic, Aleksandar Simonovic, Olivera Kostic, Du?an Ivkovic and Dragoljub Tanovic
This paper presents the second stage of a tandem fixed-wing unmanned aerial vehicle (UAV) aerodynamic development. In the initial stage, the UAV was optimized by analyzing its characteristics only in symmetrical flight conditions. Posted requirements wer...
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Ning Hu, Gangchen Sun, Feng Liu, Bai Yang and Hailing Li
In order to study the influence of falling rock shapes on their rolling characteristics and to determine the optimization of falling rock protection design, a series of research experiments were conducted. Model experiments were designed to explore the r...
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Zhenxian Peng, Zhonglian Jiang, Xiao Chu and Jianglong Ying
As an important mode of transportation for the global trade, waterborne transportation has become a priority option for import and export trade due to its large load capacity and relatively low cost. Meanwhile, shipping safety has been highly valued. By ...
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Milon Chowdhury, Mohammod Ali, Eliezel Habineza, Md Nasim Reza, Md Shaha Nur Kabir, Seung-Jin Lim, Il-Su Choi and Sun-Ok Chung
The rollover tendency of upland farm machinery needs to be carefully considered because upland crop fields are typically irregular, and accidents frequently result in injuries and even death to the operators. In this study, the rollover characteristics o...
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Jianchao Qiu, Weihan Qiu, Anqi Niu, Guangdong Han, Shenghai Wang and Yuqing Sun
The safety transfer on the sea is threatened by wind, wave and surge loads. An offshore gangway ensures smooth and safe transfer by compensating the ship?s motion. In a mixed offshore gangway system, the transfer gangway is a huge asymmetric load on top ...
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Andi Trimulyono, Moh. Afroh Fuadi, Ahmad Fauzan Zakki, Ocid Mursid and Muhammad Iqbal
The patrol boat is one of the critical aspects for archipelago countries, such as Indonesia, to supervise and maintain the sea border. Due to rough sea conditions, the patrol boat could lose its stability due to the loss of a self-righting roll moment in...
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