Influence of bulking agents on odor production during aerobic composting of sewage sludge
文献类型: 外文期刊
第一作者: Shen Yujun
作者: Shen Yujun;Hou Yueqing;Zhao Lixin;Meng Haibo
作者机构:
关键词: Sludge composting;Bulking agent;Odor production;VOCs
期刊名称:ENVIRONMENTAL ENGINEERING, PTS 1-4
ISSN: 1022-6680
年卷期: 2014 年 864-867 卷
页码:
收录情况: SCI
摘要: The influence of bulking agents on odor production in sludge composts was investigated. Three mixtures were composted over a 23-day period in aerobic composting tank using the same sludge with different bulking agent mixtures. Parameters monitored over this period included O-2, NH3, H2S, as well as VOCs. All mixtures had reached the faeces harmless standard by the bulking amount used. The type of bulking agent had little influence on NH3(p>0.05) and H2S(p=0.945) production. However, significant effect on VOCs concentration were found in the mixtures using different bulking agentsduringaerobic composting (p=0.006). VOCs production in Twcwas significantly higher than that of inTcs and Twc+cs, and no significant difference in Tcs and Twc+csmixtures(p=0.697). The sawdust and corn stalk using mixed would be the best bulking agent.
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