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Chia-An Ku and Hung-Kai Tsai
Due to urbanization around the world, people living in urban areas have been suffering from a series of negative effects caused by changes in urban microclimate, especially when it comes to urban heat islands (UHIs). To mitigate UHIs, management of urban...
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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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Jianwei Chen, Liangming Wang, Jian Fu and Zhiwei Yang
A complex wind field refers to the typical atmospheric disturbance phenomena existing in nature that have a great influence on the flight of aircrafts. Aimed at the issues involving large volume of data, complex computations and a single model in the cur...
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Nina Kargapolova
The objective of this paper was to construct a numerical stochastic model of the spatial field of the average daily wind chill index on an irregular grid defined by the location of the weather stations. It is shown in the paper that the field in question...
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Shuaijie Jing, Longlong Ren, Yue Zhang, Xiang Han, Ang Gao, Baoyou Liu and Yuepeng Song
In response to the issues of low-velocity zones and non-uniform jet velocity distribution in the airflow field of traditional air-assisted orchard sprayers, an arc-shaped air outlet suitable for axial-flow air-assisted systems is designed. This article e...
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Fei Dai, Pengqing Xu, Zixiang Yuan, Ruijie Shi, Yiming Zhao, Xuefeng Song and Wuyun Zhao
The aim of this study was to investigate the effects of different working parameters on the cleaning efficiency of a cleaning device during the separation and cleaning process in a flax joint harvesting machine. To achieve this objective, CFD?DEM joint s...
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Haijiang Li, Hongxiang Ren, Xingfeng Duan and Chang Wang
It is a challenging work to simulate wind and waves in virtual scenes of marine simulators. In this paper, a divergence-free position based fluid (DFPBF) framework is introduced for ocean wave modeling in marine simulators. We introduce a set of constant...
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Shitang Ke, Wenlin Yu, Jiufa Cao and Tongguang Wang
Compared with normal wind, typhoons may change the flow field surrounding wind turbines, thus influencing their wind-induced responses and stability. The existing typhoon theoretical model in the civil engineering field is too simplified. To address this...
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Alexandra N. Ramos Valle, Enrique N. Curchitser, Cindy L. Bruyere and Kathryn R. Fossell
Storm surge events have the potential to cause devastating damage to coastal communities. The magnitude of their impacts highlights the need for increased accuracy and real-time forecasting and predictability of storm surge. In this study, we assess two ...
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Qian Cheng, Xiaolan Liu, Ho Seong Ji, Kyung Chun Kim and Bo Yang
Vertical axis wind turbines (VAWTs) are gradually receiving more and more interest due to their lower sensitivity to the yawed wind direction. Compared with straight blades VAWT, blades with a certain helicity show a better aerodynamic performance and le...
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Guoqiang Li, Qing Wang, Qijun Zhao, Guoqing Zhao, Fei Feng and Linxin Wu
The environment for the shipboard landing and takeoff of helicopters is extremely complex and significantly affects their safe flight. To address the intricate characteristics of the flow field during these operations, a simulation method suitable for ro...
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Guigui Wang, Shihan Tan, Ge Song and Sheng Wang
The CBATS (carrier-based aircraft take-off and landing training system) is an important application of virtual reality technology in the simulation field. Large-scale, real-time ocean simulations are the biggest challenge to the authenticity of the visua...
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Yuezhao Tang, Yang Wang, Enjin Zhao, Jiaji Yi, Kecong Feng, Hongbin Wang and Wanhu Wang
As a coastal trading city in China, Shantou has complex terrain and changeable sea conditions in its coastal waters. In order to better protect the coastal engineering and social property along the coast, based on the numerical simulation method, this pa...
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Zhehao Yang, Weizeng Shao, Yang Ding, Jian Shi and Qiyan Ji
In this study, the numerical wave model Simulating Waves Nearshore (SWAN), which resolves nearshore wave processes, and a hydrodynamic model, the Finite-Volume Community Ocean Model (FVCOM), were coupled to simulate waves and currents during Typhoon Fung...
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Zhenlong Wu, Tianyu Zhang, Yuan Gao and Huijun Tan
In this paper, a novel small-scale gust generator research facility was designed and examined for generating Sears-type gusts. The design scheme, integration with the wind tunnel, experiment and validation of its capability are presented in detail. To he...
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Ping Liu, Wentao Shi, Bo Sun, Qian Wang, Xiaokun Xie and Changqing Li
Burial stone relics remain in a humid, semi-enclosed environment for long periods, and temperature and humidity variations can cause deterioration acceleration. Yang Can?s tomb was selected as the research object, and field monitoring and simulations wer...
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Yingke Liao, Guiping Zhu, Guang Wang, Jie Wang and Yanchao Ding
Magnetohydrodynamic (MHD) is one of the most promising novel propulsion technologies with the advantages of no pollution, high specific impulse, and high acceleration efficiency. As the carrier of this technology, the MHD accelerator has enormous potenti...
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Zhou Yang, Yuwang Xu, Jionglin Jing, Xuepeng Fu, Bofu Wang, Haojie Ren, Mengmeng Zhang and Tongxiao Sun
Particle image velocimetry (PIV) is a widely used experimental technique in ocean engineering, for instance, to study the vortex fields near marine risers and the wake fields behind wind turbines or ship propellers. However, the flow fields measured usin...
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Xiaotong Xue, Shouxu Han, Dongjun Guo, Ziwei Zhao, Bin Zhou and Fei Li
Convective heat transfer on the exterior surface of the building envelope is an important component for building energy consumption. The calculation of energy consumption depends on the convective heat transfer coefficient (CHTC) of the exterior surface ...
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Yihua Cao, Yihao Qin, Wenyuan Tan and Guozhi Li
Landing a helicopter to the ship flight deck is most demanding even for the most experienced pilots and modeling and simulation of the ship-helicopter dynamic interface is a substantially challenging technical problem. In this paper, a coupling numerical...
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