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Yifeng Yang, Jingshuai Luan, Jing Nie, Xin Zhang, Jiong Du, Gang Zhao, Lei Dong, Yong Fan, He Cui and Yubo Li
In the past, due to improper sludge treatment technology and the absence of treatment standards, some municipal sludge was simply dewatered and then sent to landfills, occupying a significant amount of land and posing a serious threat of secondary pollut...
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Brian G. Roche, Michael A. Perez, Wesley N. Donald and Jarrell Blake Whitman
Sediment barriers are used on construction sites to protect downstream waterbodies from the impacts of sediment-laden stormwater runoff. Although ubiquitous on construction sites, many sediment barrier practices lack performance-based testing to determin...
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Yankai Liang, Rui Wang, Wenquan Sun and Yongjun Sun
Municipal sludge is characterized by high organic matter content, high viscosity, and fine particles, resulting in poor dewatering performance. This article analyzes the composition and properties of municipal sludge, examines the factors affecting the d...
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Xingsheng Zhang, Mengke Hu, Xing Chen, Jinyu Dong and Shipeng Liu
The waterproof curtain plays an important role in the dewatering of a deep foundation pit. Recognition of the depth of the waterproof curtain inserted into the confined aquifer at different depths may help control ground subsidence due to dewatering, but...
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Huan Deng, Hongyan Wei, Lizhu Chen, Shujie Li, Hongxu Liu and Hai Lu
Biochar is a widely available carbon-based material that has been used for soil remediation and sewage treatment. However, in recent years, biochar has received more attention as a conditioning agent to improve the dewatering performance of sewage sludge...
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Tengyun Xue, Xiuli Xue, Sichun Long, Qiunan Chen, Shide Lu and Chaofeng Zeng
Based on an actual excavation of a metro station in Tianjin, China, a fluid?solid coupling numerical model was developed to study the characteristics of groundwater flow and strata movement induced by dewatering and excavation considering the barrier eff...
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Haimin Wu, Maoxue Zhang, Honghui Zheng and Feng Yi
Geotextile tubes have offered a cost-effective and convenient solution for the treatment of dredged slurry in recent years. Despite their benefits, the dewatering process of this method remains cumbersome and time-consuming. The incorporation of floccula...
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Siru Zhou, Chuanhan Chen and Ruohong Li
Sludge conditioning is a crucial step in sludge dewatering aimed at minimizing excessive sludge production. The Fenton process, which harnesses oxidative radicals to dismantle extracellular polymeric substances (EPS) and microorganisms, has been unequivo...
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Yi Li, Wentao Xie, Hongwei Wang, Bin Peng, Feng Xiong and Chun Zhu
For the dewatering of deep excavation, the existing man-made waterproof curtain has a significant influence on flow response in confined aquifers; the effect of the waterproof curtain must be considered when using the field data for hydrogeological param...
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Chao Han, Hongping Xie, Bin Bai, Rongjun Zhang, Yingchao Gao and Zhekun Zhao
For the massive quantities and negative impacts of dredged mud slurry, its disposal and utilization have become one of the most noticeable issues in the world. In this paper, the flocculation-solidification-high pressure filtration combined method is pro...
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