|
|
|
|
|
Xuan Zhao, Guoqiang Gao, Minshun Wan and Juchuan Dai
An accurate formula for calculating the pressure loss in concrete pumping plays a significant guiding role in the design and service process of pump trucks. Based on the flow characteristics of concrete pumping, a straight pipe one-dimensional model for ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Serge Riazanoff, Axel Corseaux, Clément Albinet, Peter A. Strobl, Carlos López-Vázquez, Peter L. Guth and Takeo Tadono
In recent decades, an important number of regional and global digital elevation models (DEMs) have been released publicly. As a consequence, researchers need to choose between several of these models to perform their studies and to use these DEMs as thir...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jinsheng Fan, Qiushi Luo, Yuchuan Bai, Xiaofang Liu and Renzhi Li
The roughness of a river?s boundary significantly influences the sediment transport process and the ultimate configuration of the river?s stable cross-section. This interplay between boundary roughness and river morphology is crucial to a river?s overall...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ulrich Zanke, Aron Roland and Andreas Wurpts
In sediment mechanics, the conditions for the onset of sediment movement are of particular importance. However, despite decades of research, questions remain unanswered. Thus, physical logic suggests that sediments move more easily on beds inclined in th...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shengfang Zhang, Zhiyi Leng, Wenzhe Wang, Hongtao Gu, Jian Yin, Ziguang Wang and Yu Liu
Corrosion can hurt the quality and service life of a workpiece, which could create potential safety hazards. However, improving the workpiece?s surface integrity through surface treatment could improve the effect of corrosion resistance. To study the eff...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shan Liu, Fengxia Han, Shiqi Zheng, Songpu Gao and Guoxing Zhang
Concrete that self-compacts is frequently utilized in engineering construction. Recycled coarse aggregate self-compacting concrete (RCASCC) is made by partially substituting recycled coarse aggregates (RCA) for natural coarse aggregates in order to conse...
ver más
|
|
|
|
|
|
|
|
|
|
|
Chang-Young Ha, Beom-Jin Kim, Jae-Nam Lee and Byung-Hyun Kim
In this study, the sensitivity of the parameters was analyzed using PEST (Parameter ESTimation) to improve the accuracy of the runoff and flooding analysis in urban areas. Using four parameters (watershed width, roughness coefficient of impervious and pe...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jun Liu, Zhongwei Li, Guoliang Dai and Weiming Gong
Sidewall roughness is a key factor influencing the shaft resistance of rock-socketed piles. Owing to the difficulties in onsite measuring and the inconsistency in quantitatively characterizing the roughness degree of sidewalls, existing approaches for es...
ver más
|
|
|
|
|
|
|
|
|
|
|
Akram Seifi, Soudabeh Golestani Kermani, Amir Mosavi and Fatemeh Soroush
Quantitatively analyzing models? uncertainty is essential for agricultural models due to the effect of inputs parameters and processes on increasing models? uncertainties. The main aim of the current study was to explore the influence of input parameter ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Luis Chávez, Lucien Veleva, Diana Sánchez-Ahumada and Rafael Ramírez-Bon
A hybrid material of polystyrene (PS)?ZrO2 was developed by the sol?gel technique and deposited by spin-coating on AM60 and AM60?AlN nanocomposite surfaces to enhance corrosion resistance in marine environments. PS–ZrO2" role="present...
ver más
|
|
|
|
|
|