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Joanna Rodziewicz, Artur Mielcarek, Wojciech Janczukowicz, Andrzej Bialowiec, Jorge Manuel Rodrigues Tavares, Krzysztof Józwiakowski and Arthur Thornton
This study analyzed the effect of lightweight aggregates made of fly ash from sewage-sludge thermal treatment (FASSTT LWA) on the effectiveness of phosphorus removal from wastewater in vertical constructed wetlands (CWs), depending on FASSTT LWA content ...
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Zhian Ye, Shaoxin Kang, Zhengjiang Wang, Qi Jiang, Jiangtao Zhang, Bin Zheng and Jinlei Wang
The high-efficiency sedimentation tank has a wide range of application prospects in industrial wastewater treatment due to its small footprint, strong resistance to shock loads, and high efficiency. However, the complex flow field distribution inside sig...
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Zhushuai Wang, Yu Yang, Yu Xu, Changhao Xin, Pengfei Liang and Ning Guo
This paper presents two experimental schemes, graded cyclic loading and unloading, and variable lower limit cyclic loading and unloading, to investigate the energy evolution and acoustic emission characteristics of rocks under different cyclic loading an...
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Sharjeel Waqas, Noorfidza Yub Harun, Nonni Soraya Sambudi, Muhammad Roil Bilad, Kunmi Joshua Abioye, Abulhassan Ali and Aymn Abdulrahman
A rotating biological contactor (RBC) is a type of attached-growth biological wastewater treatment system and a widely used biological wastewater treatment technology. It employs a series of rotating discs to support microbial growth and promote the remo...
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Andi Patriadi, Ria Asih Aryani Soemitro, Dwa Desa Warnana, Wasis Wardoyo, Toshifumi Mukunoki, Gozo Tsujimoto, Mahendra Andiek Maulana and Trihanyndio Rendy Satrya
Sediment compaction due to the extraction of groundwater and self-weight consolidation, and monitoring land settlement of the river delta using geodetic measurement has been executed in several studies, while sediment settlement in the estuary is hypothe...
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Dawid Szurgacz
This paper presents the results of lab-simulated tests on longwall powered supports under dynamic loading conditions. The tests were carried out on a test site, where the tested prop was subjected to a dynamic load using a controlled mass falling under g...
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Yaguang Heng, Kunjian He, Qifeng Jiang, Weibin Zhang, Gérard Bois and Xiaobing Liu
Disc pumps rely on the shear force generated by a co-rotating disc to transport the fluid, the interaction between the fluid and impeller is weak, providing such pumps advantages when handling multi-phase flow. In the present study, a loss analysis is pr...
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Hu Qixiang, Yang Yang, Shi Weidong, Cao Weidong and Shi Yansheng
Cavitation is regarded as a considerable factor causing performance deterioration of pumps under off-design conditions, especially at overload conditions. To investigate the unsteady cavitation evolution around the tongue of a pump volute, and its influe...
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Roseline Prisca Aba, Richard Mugani, Abdessamad Hejjaj, Nelly Brugerolle de Fraissinette, Brahim Oudra, Naaila Ouazzani, Alexandre Campos, Vitor Vasconcelos, Pedro N. Carvalho and Laila Mandi
Cyanobacteria blooms occur frequently in freshwaters around the world. Some can produce and release toxic compounds called cyanotoxins, which represent a danger to both the environment and human health. Microcystin-LR (MC-LR) is the most toxic variant re...
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Lorenzo Pugliese, Henrik Skovgaard, Lipe R. D. Mendes and Bo V. Iversen
Nutrient losses from agricultural fields have long been a matter of concern worldwide due to the ecological disturbance this can cause to surface waters downstream. In this paper a new design concept, which pairs a surface-flow constructed wetland (SFW) ...
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