畜禽养殖废弃物堆肥过程中微生物除臭研究进展

魏启航,任艳芳,何俊瑜,李兆君

Research Progress of Microbial Deodorization in Livestock and Poultry Wastes Composting

WEI QiHang,REN YanFang,HE JunYu,LI ZhaoJun

表3 生物过滤、生物滴滤和生物洗涤处理技术对比^{[68,69,70,71]}

Table 3 The comparison of biofilter, bio-trickling filter and bioscrubber

	生物过滤 Biofilter	生物滴滤 Bio-trickling filter	生物洗涤 Bioscrubber
特点 Feature	生物相和液相固定 Stationary biofacies and liquid 一个反应器 One reactor	生物相固定、流动液相 Stationary biofacies and fluid liquid 一个反应器 One reactor	生物相悬浮、液相流动 Suspended biofacies and fluid liquid 两个反应器 Two reactors
优点 Advantage	设备简单 Simple device 气液比表面积大 Large surface area of gas-liquid ratio 运行费用低 Low operation cost 工艺成熟 Technical maturity 操作安全 Operational safety 无二次污染 No secondary pollution 效率高达90% The removal rate reach 90% 不需要另加营养物 No need add nutrient	设备简单 Simple device 污染负荷大 Large pollution load 缓冲能力强 Better buffer ability 无二次污染 No secondary pollution 处理效率高 High treatment efficiency 不需要更换填料 No need replace material regularly	设备紧凑 Compact device 低压力损失 Low-pressure loss 反应条件易控制 Easy to control reaction condition 除氨效率可达99.5% The removal rate of NH₃ reach 99.5% H₂S的去除率达85% The removal rate of H₂S reach 85%
缺点 Disadvantage	反应条件难控制 Difficult to control reaction condition 适应能力较差 Poor adaptability 占地面积大 Large occupied area 需要定期更换材料 Need replace material regularly	传质表面积小 Small surface area of mass transfer 需处理剩余污泥 Need treat residual sludge 运行费用高 High operation cost 气液比表面积小 Small surface area of gas-liquid ratio 设备启动复杂 Be complex to start equipment	传质表面积小 Small surface area of mass transfer 需处理剩余污泥 Need treat residual sludge 投资费用高 High investment cost 需要大量氧气 Need vast oxygen 需要另加营养物 Need add nutrient
适用范围 Application scope	污染物浓度0.5-1 g·m^-3 Pollutant concentration: 0.5-1 g·m^-3 处理气量大、浓度低的含氨气体 Applicable to treat massive and low concentration ammonia-containing gas	污染物浓度<0.5 g·m^-3 Pollutant concentration<0.5 g·m^-3 对负荷较高及污染物降解后生成酸性物质的含氨气体有较好处理效果 Applicable to treat high load ammonia-containing gas which generate acidoid after degradation of pollutant	污染物浓度1-5 g·m^-3 Pollutant concentration: 1-5 g·m^-3 用于处理气量小、浓度大的含氨气体 Applicable to treat less and high concentration ammonia-containing gas