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Exploring the decentralized treatment of sulfamethoxazole-contained poultry wastewater through vertical-flow multi-soil-layering systems in rural communities.

Author(s): Song P, Huang G, An C, Xin X, Zhang P, Chen X, Ren S, Xu Z, Yang X

Sulfamethoxazole (SMX) is the most widely distributed sulfonamide antibiotics detected in decentralized poultry wastewater in rural communities. As an economically-feasible and eco-friendly technology for decentralized wastewater treatment in rural areas, v...

Article GUID: 33065414
Investigation into the oil removal from sand using a surface washing agent under different environmental conditions.

Author(s): Bi H, An C, Chen X, Owens E, Lee K

Spilled oil frequently reaches the shorelines and affects coastal biota and communities. The application of surface washing agents is an important shoreline cleanup technique that can help remove stranded oil from substrate surfaces with the advantages of h...

Article GUID: 32829266
Functional PVDF ultrafiltration membrane for Tetrabromobisphenol-A (TBBPA) removal with high water recovery.

Author(s): Chen X, Huang G, Li Y, An C, Feng R, Wu Y, Shen J

Water Res. 2020 May 18;181:115952 Authors: Chen X, Huang G, Li Y, An C, Feng R, Wu Y, Shen J

Article GUID: 32497754
Transendothelial Perforations and the Sphere of Influence of Single-Site Sonoporation.

Author(s): Helfield B, Chen X, Watkins SC, Villanueva FS

Ultrasound Med Biol. 2020 May 10;: Authors: Helfield B, Chen X, Watkins SC, Villanueva FS

Article GUID: 32402675
Exploring the use of ceramic disk filter coated with Ag/ZnO nanocomposites as an innovative approach for removing Escherichia coli from household drinking water.

Author(s): Huang J, Huang G, An C, Xin X, Chen X, Zhao Y, Feng R, Xiong W

Chemosphere. 2019 Dec 06;245:125545 Authors: Huang J, Huang G, An C, Xin X, Chen X, Zhao Y, Feng R, Xiong W

Article GUID: 31864067
Performance analysis and life cycle greenhouse gas emission assessment of an integrated gravitational-flow wastewater treatment system for rural areas.

Author(s): Song P, Huang G, An C, Zhang P, Chen X, Ren S

Environ Sci Pollut Res Int. 2019 Jul 04;: Authors: Song P, Huang G, An C, Zhang P, Chen X, Ren S

Article GUID: 31273662
Treatment of rural domestic wastewater using multi-soil-layering systems: Performance evaluation, factorial analysis and numerical modeling.

Author(s): Song P, Huang G, An C, Shen J, Zhang P, Chen X, Shen J, Yao Y, Zheng R, Sun C

Sci Total Environ. 2018 Dec 10;644:536-546 Authors: Song P, Huang G, An C, Shen J, Zhang P, Chen X, Shen J, Yao Y, Zheng R, Sun C

Article GUID: 29990903
Wastewater treatment in amine-based carbon capture.

Author(s): Dong C, Huang G, Cheng G, An C, Yao Y, Chen X, Chen J

Chemosphere. 2019 May;222:742-756 Authors: Dong C, Huang G, Cheng G, An C, Yao Y, Chen X, Chen J

Article GUID: 30738317
Enhanced nitrogen removal in the treatment of rural domestic sewage using vertical-flow multi-soil-layering systems: Experimental and modeling insights.

Author(s): Hong Y, Huang G, An C, Song P, Xin X, Chen X, Zhang P, Zhao Y, Zheng R

J Environ Manage. 2019 Jun 15;240:273-284 Authors: Hong Y, Huang G, An C, Song P, Xin X, Chen X, Zhang P, Zhao Y, Zheng R

Article GUID: 30952048
Title:Treatment of rural domestic wastewater using multi-soil-layering systems: Performance evaluation, factorial analysis and numerical modeling.
Authors:Song P,  Huang G,  An C,  Shen J,  Zhang P,  Chen X,  Shen J,  Yao Y,  Zheng R,  Sun C
Link:https://www.ncbi.nlm.nih.gov/pubmed/29990903?dopt=Abstract
Category:Sci Total Environ
PMID:29990903
Dept Affiliation: ENCS
1 MOE Key Laboratory of Resourcces and Environmental Systems Optimization, North China Electric Power University, Beijing, 102206, China.
2 MOE Key Laboratory of Resourcces and Environmental Systems Optimization, North China Electric Power University, Beijing, 102206, China; Institute for Energy, Environment and Sustainable Communities, University of Regina, Regina, S4S 0A2, Canada. Electronic address: huang@iseis.org.
3 Department of Building, Civil and Environmental Engineering, Concordia University, Montreal, Quebec, H3G 1M8, Canada.
4 Institute for Energy, Environment and Sustainable Communities, University of Regina, Regina, S4S 0A2, Canada.

Description:

Treatment of rural domestic wastewater using multi-soil-layering systems: Performance evaluation, factorial analysis and numerical modeling.

Sci Total Environ. 2018 Dec 10;644:536-546

Authors: Song P, Huang G, An C, Shen J, Zhang P, Chen X, Shen J, Yao Y, Zheng R, Sun C

Abstract

The discharge of wastewater in rural areas without effective treatment may result in contamination of surrounding surface water and groundwater resources. This study explored the wastewater treatment performance of multi-soil-layering (MSL) systems through interactive factorial analysis. MSL systems showed good performances under various operating conditions. The COD and BOD5 removal rates in MSL systems could reach 98.53 and 93.66%, respectively. The performances of MSL systems in TP removal stayed at high levels ranged from 97.97 to 100% throughout the experiments. The NH4+?-?N removal rates of the well performed MSL systems reached highest levels ranging from 89.96 to 100%. The TN removal rates of aerated MSL systems ranged from 51.11 to 64.44% after 72?days of operation. The independent effects of bottom submersion, microbial amendment and aeration, as well as most interactions were significant. The performance of MSL systems was mainly affected by bottom submersion and aeration as well as their interactions. Aeration was the most positive factor for the removal of organic matter, TP and NH4+?-?N. However, oxygenated environment was unfavorable for NO3-?-?N removal. In the submerged area with limited oxygen, the microbial transformation of NO3-?-?N still occurred. A stepwise-cluster inference model was developed for tackling the multivariate nonlinear relationships in contaminant removal processes. The results can help obtain a better understanding of the complicated processes among contaminant removal in MSL systems.

PMID: 29990903 [PubMed]