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Xin Wei, Xiaojuan Shi, Honghu Ji and Jinlong Hu
In order to study the infrared radiation characteristics of an air-breathing hypersonic vehicle powered by a scramjet, it is necessary to solve the internal and external flow field of the air-breathing hypersonic vehicle. Owing to the complexity and diff...
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Zhen-Zhen Nong, Qing Wang, He-Ying Hou, Peng-Ming Jiang and Ai-Zhao Zhou
Calcareous sand, a type of marine sediment formed from the skeletal remains of marine life, exhibits unique characteristics such as high porosity and fragility due to its biological origin. Particle breakage is a key attribute of calcareous sand. Given t...
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Jun Liu, Huacheng Yuan, Jinsheng Zhang and Zheng Kuang
As hypersonic vehicles are highly integrated, a multifidelity simulation method based on a commercial solver is developed to reduce simulation time for such vehicles and their propulsion systems. This method is characterized by high-level fidelity numeri...
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Weiqi Tang, Qiu Wang, Bingchen Wei, Jiwei Li, Jinping Li, Jiahao Shang, Kun Zhang and Wei Zhao
A two-stage light gas gun driven by gaseous detonation was newly constructed, which can make up for the disadvantages of the insufficient driving capability of high-pressure gas and the constraints of gunpowder. The performance of the gas gun was investi...
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Mario Rammler, Robin Zeh and David Bertermann
The water balance in the very shallow subsurface can be influenced by capillary rise due to a high groundwater table. Since moisture content is an important factor for the thermal conductivity of soils, this can also have an influence on the very shallow...
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Yalin Dai, Zhouwei Fan, Jian Xu, You He and Xiongqing Yu
A special feature of airbreathing hypersonic aircraft is the complex coupling between aerodynamic and propulsive performances. This study presents a rapid analysis methodology for the integration of these two critical aspects in the conceptual design of ...
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Huafeng Yu, Yingqing Guo, Xinghui Yan and Jiamei Wang
Turbine-based combined cycle (TBCC) engines are one of the ideal powers for reusable air-breathing supersonic aircraft, but the flight/propulsion integrated control and mode transition restricts its use. This paper takes the Mach 4 over-under TBCC engine...
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