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Xuewen Fu, Ximei Wei, Meng Wang, Hongwen Zhang, Lei Wang, Jun Wang and Yuanzhao Zheng
This study investigated the impact of compression molding parameters on the post-molding characteristics of machine-harvested seed cotton and aimed to determine the optimal compression molding parameters. The closed compression test of seed cotton and fo...
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Vinh Thi Hai Chu, Vinh Duc Bui and Tue Viet Nguyen
Ultra-High Performance Concrete (UHPC) improves the bearing capacity as well as the durability of structural concrete. This study aims to investigate the constituents of UHPC in both phases: aggregate and cementitious materials. The proper ratio of the m...
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Chizya Chibulu, Mert Yücel Yardimci and Geert De Schutter
Active rheology control (ARC) or active stiffening control (ASC) is a concept with which the conflicting rheological requirements during different stages of concrete casting can be reconciled. For instance, formwork leakage could be reduced by actively c...
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Rui Ma, Xun Hu, Huiying Hu, Ziyang Tian, Lei Chen and Jinyu Zong
The ultra-high-performance fiber-reinforced cementitious composite (UHPFRC) is a new generation of building material with extremely high mechanical strength and durability, which can be used for ultra-high, thin-wall or long-span construction, that prolo...
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Xiaodong Yu, Hongsheng Yu, Wei Zhang, Luigi T. DeLuca and Ruiqi Shen
3D printing manufacturing is used to manufacture hybrid rocket fuel grains featuring a special grid-like structure in order to control combustion performance. An innovative penetrative combustion mechanism, capable of affecting regression rate, was notic...
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Qiuchao Li, Yingfang Fan and Surendra P. Shah
Nanoparticles improve the mechanical properties and durability of cement-based materials. However, owing to the high surface energy and specific surface areas of nanoparticles, the packing characteristic of cementitious particles will be affected. With t...
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Viktor Bokov,Oleh Sisa,Volodymyr Mirzak,Olha Medvedieva
Pág. 60 - 72
A process has been developed to press fuel briquettes from autumn leaves. It has been shown that a spherical shape of a briquette is optimal since even dense packing of balls provides air access to each individual ball. This is especially important in th...
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Tetiana Kropyvnytska,Myroslav Sanytsky,Teresa Rucinska,Oksana Rykhlitska
Pág. 38 - 48
It has been shown that significant reduction of «carbon trace» in construction technology is achieved by production of clinker-effective concretes based on composite Portland cements. Studies have shown that uneven distribution of grain fractions of the ...
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Li-Sheng Chen, Ben-Hua Fei, Xin-Xin Ma, Ji-Ping Lu and Chang-Hua Fang
Due to its advantages of good heat-resistance, environmental-friendliness, and low cost, bamboo grid packing (BGP) has become a promising new type of cooling packing. It is being increasingly used in Chinese industrial cooling towers to replace cooling p...
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Emmanuel Boss, Christopher R. Sherwood, Paul Hill and Tim Milligan
Measurements of optical properties have been used for decades to study particle distributions in the ocean. They are useful for estimating suspended mass concentration as well as particle-related properties such as size, composition, packing (particle po...
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