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Conversion of organic carbon in the decomposable organic wastes in anaerobic lysimeters under different temperatures
引用本文:ZHAO You-cai,WANG Luo-chun (National Laboratory of Pollution Control and Resource Reuse,School of Environmental Engineering,Tongji University,Shanghai 200092,China.). Conversion of organic carbon in the decomposable organic wastes in anaerobic lysimeters under different temperatures[J]. 环境科学学报(英文版), 2003, 15(3)
作者姓名:ZHAO You-cai  WANG Luo-chun (National Laboratory of Pollution Control and Resource Reuse  School of Environmental Engineering  Tongji University  Shanghai 200092  China.)
作者单位:National Laboratory of Pollution Control and Resource Reuse,School of Environmental Engineering,Tongji University,Shanghai 200092,China.
基金项目:heNationalNaturalScienceFoundationofChina(No.2 0 1770 14)andExcellentYouthFoundationofChinaEducationMinistry
摘    要:IntroductionTheproportionofdecomposableorganicwastessuchasfoodoriginwastesandbackyardwastes ,inmunicipalsolidwastesinShanghai,China,hasbeenincreasingrapidly ,asthelivingstandardofinhabitantsinthecityareremarkablyimprovinginrecentyears .Forexample ,around 1…


Conversion of organic carbon in the decomposable organic wastes in anaerobic lysimeters under different temperatures
ZHAO You-cai,WANG Luo-chun. Conversion of organic carbon in the decomposable organic wastes in anaerobic lysimeters under different temperatures[J]. Journal of environmental sciences (China), 2003, 15(3)
Authors:ZHAO You-cai  WANG Luo-chun
Abstract:The quantitative fractions of conversion of organic carbon in the decomposable organic wastes with initial moisture of 70% sorted from municipal solid wastes(MSW) in lysimeters into biogas, leachate and solid residue were characterized, under temperatures of 25, 30 and 41℃, respectively, and circulation of leachate generated within the lysimeters. It is found that 27% of organic carbon in the wastes are conversed into gases, 0.8% into leachate, and the other 72% remained in the decomposable solid residues, after 180 days' degradation at 41℃. Higher temperature will lead to more rapid degradation and result to higher conversion of the organic carbon to biogas and lower to both solid residues and leachate, while the pollutant concentrations in leachate will be lower at a higher temperature and the values of COD are quite consistent with TOC.
Keywords:refuse  organic wastes  lysimeters  organic carbon  conversion
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