厌氧发酵技术处理畜禽养殖废水的研究进展

Research Progress on Livestock and Poultry Aquaculture Wastewater Processed with Anaerobic Fermentation Technology

厌氧发酵技术处理畜禽养殖废水是实现畜禽粪污资源化、无害化和减量化的重要途径。为提高厌氧发酵技术在畜禽养殖废水实际应用中的处理效率,对影响厌氧发酵的主要因素C/N、温度、pH、水力停留时间(HRT)、总固体(TS)浓度、抑制物等研究进展进行综述,分析厌氧发酵技术处理畜禽养殖废水中存在的问题,提出工艺运行参数控制范围、发酵抑制消除措施以及对未来重点研究内容等建议。

Anaerobic fermentation technology for processing livestock and poultry aquaculture wastewater is the important path for realizing the resource,harmless and reduction utilization of livestock and poultry wastewater.In order to improve the process efficiency of anaerobic fermentation technology in the actual application of livestock and poultry aquaculture wastewater,the research progress on the main factors affecting anaerobic fermentation such as C/N,temperature,pH,hydraulic retention time,total solid(TS)concentration and inhibitor are reviewed,the existing problems of anaerobic fermentation technology for processing livestock and poultry aquaculture wastewater are analyzed,and the suggestions are proposed from aspects of process operation parameter controlling range,fermentation inhibitory elimination measures and future key research content.