|
|
|
|
|
Xiaoyun Song, Heping Zheng, Lei Xu, Tingting Xu and Qiuyu Li
An investigation was carried out to study the influence of two types of anti-washout admixtures (AWAs) on the performance of underwater concrete, specifically, workability and washout resistance. The tested AWAs were hydroxypropyl methylcellulose (HPMC) ...
ver más
|
|
|
|
|
|
|
|
|
Seyed Ali Alavi, Saeed Esfandi, Amir Reza Khavarian-Garmsir, Safiyeh Tayebi, Aliakbar Shamsipour and Ayyoob Sharifi
This research aims to analyze the relationship between environmental justice and urban green space connectivity in Tehran, Iran. The evaluation of green space connectivity in this study is conducted through two distinct cost layers: one aimed at enhancin...
ver más
|
|
|
|
|
|
|
|
|
Weidong Cao, He Wang and Jian Tang
Guide vane submersible centrifugal pumps are a kind of submersible pump, and the fluid inside the pump is often mixed with gravel and other impurities during operation, affecting the pump?s operating efficiency and life expectancy. However, past studies ...
ver más
|
|
|
|
|
|
|
|
|
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...
ver más
|
|
|
|
|
|
|
|
|
Jia-Ling Xie, Wei-Feng Shi, Ting Xue and Yu-Hang Liu
The fault detection and diagnosis of a ship?s electric propulsion system is of great significance to the reliability and safety of large modern ships. The traditional fault diagnosis method based on mathematical models and expert knowledge is limited by ...
ver más
|
|
|
|